FORTRESS 64596 2 Gallon 135 PSI Ultra Quiet Hand Carry Jobsite Air Compressor Owner’s Manual

June 6, 2024
FORTRESS

FORTRESS - LOGO

ULTRA-QUIET SERIES
AIR COMPRESSOR

FORTRESS 64596 2 Gallon 135 PSI Ultra Quiet Hand Carry Jobsite Air
Compressor

OIL-FREE – PORTABLE
Owner’s Manual & Safety Instructions

Visit our website at: http://www.harborfreight.com
Email our technical support at: productsupport@harborfreight.com

Save This Manual Keep this manual for the safety warnings and precautions, assembly, operating, inspection, maintenance, and cleaning procedures. Write the product’s serial number in the back of the manual near the assembly diagram (or month and year of purchase if the product has no number). Keep this manual and the receipt in a safe and dry place for future reference.

When unpacking, make sure that the product is intact and undamaged. If any parts are missing or broken, please call 1-888-866-5797 as soon as possible. © Copyright 2021 by Harbor Freight Tools ®

All rights reserved. No portion of this manual or any artwork contained herein may be reproduced in any shape or form without the express written consent of Harbor Freight Tools. Diagrams within are manual may not be drawn proportionally. Due to continuing improvements, the actual product may differ slightly from the product described herein. Tools required for assembly and service may not be ncluded.

WARNING Read this material before using this product. Failure to do so can result in serious injury. SAVE THIS MANUAL.

WARNING SYMBOLS AND DEFINITIONS


****| This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible injury or death.

DANGER

| Indicates a hazardous situation that, if not avoided, will result in death or serious injury.

WARNING

| Indicates a hazardous situation that, if not avoided, could result in death or serious injury.

CAUTION

| Indicates a hazardous situation that, if not avoided, could result in minor or moderate injury.

NOTICE
CAUTION

| Addresses practices not related to personal injury.

IMPORTANT SAFETY INFORMATION

General Safety Warnings
WARNING Read all safety warnings and instructions.
Failure to follow the warnings and instructions may result in electric shock, fire, and/or serious injury. Save all warnings and instructions for future reference.

The warnings, precautions, and instructions discussed in this instruction manual cannot cover all possible conditions and situations that may occur. It must be understood by the operator that common sense and caution are factors that cannot be built into this product but must be supplied by the operator.

  1. Work area safety
    a. Keep the work area clean and well-lit. Cluttered or dark areas invite accidents.
    b. Do not operate the Compressor in explosive atmospheres, such as in the presence of flammable liquids, gases, or dust. Compressor motors produce sparks that may ignite dust or fumes.
    c. Keep children and bystanders away from an operating compressor.

  2. Electrical safety
    a. Compressor plugs must match the outlet. Never modify the plug in any way. Do not use any adapter plugs with grounded compressors. Standard plugs and matching outlets will reduce the risk of electric shock.
    b. Do not expose compressor to rain or wet conditions. Water entering a compressor will increase the risk of electric shock.
    c. Do not abuse the cord. Never use the cord for unplugging the compressor. Keep cord away from heat, oil, sharp edges, or moving parts. Damaged or entangled cords increase the risk of electric shock.

  3. Personal safety
    a. Stay alert, watch what you are doing, and use common sense when operating this compressor. Do not use this compressor while you are tired or under the influence of drugs, alcohol or medication. A moment of inattention while operating a compressor may result in serious personal injury.
    b. Use personal protective equipment. Always wear ANSI-approved eye protection during setup and use.
    c. Prevent unintentional starting. Ensure the switch is in the off-position before connecting to a power source or moving the compressor.

  4. Compressor use and care
    a. Do not use the compressor if the switch does not turn it on and off. Any compressor that cannot be controlled with the switch is dangerous and must be repaired.
    b. Disconnect the plug from the power source before making any adjustments, changing accessories, or storing the compressor. Such preventive safety measures reduce the risk of starting the compressor accidentally.
    c. Store an idle compressor out of the reach of children and do not allow persons unfamiliar with the compressor or these instructions to operate it. A compressor is dangerous in the hands of untrained users.
    d. Maintain the compressor. Keep the compressor clean for better and safer performance. Follow instructions for lubricating and changing accessories. Keep dry, clean, and free from oil and grease.  Check for misalignment or binding of moving parts, breakage of parts, and any other condition that may affect the compressor’s operation. If damaged, have the compressor repaired before use. Many accidents are caused by a poorly maintained compressor.
    e. Use the compressor in accordance with these instructions, taking into account the working conditions and the work to be performed. Use of the compressor for operations different from those intended could result in a hazardous situation.

  5. Service
    a. Have your compressor serviced by a qualified repair person using only identical replacement parts. This will ensure that the safety of the compressor is maintained.

Air Compressor Safety Warnings

  1. Risk of fire or explosion – do not spray flammable liquid in a confined area or towards a hot surface. The spray area must be well-ventilated. Do not smoke while spraying or spray where spark or flame is present. Arcing parts – keep compressor at least 20 feet away from explosive vapors, such as when spraying with a spray gun.
  2. Risk of bursting – do not adjust regulator higher than the marked maximum pressure of attachment.
  3. Risk of injury – do not direct airstream at people or animals.
  4. Do not use to supply breathing air.
  5. Do not leave the compressor unattended for an extended period while plugged in. Unplug the compressor after working.
  6. Keep compressor well-ventilated. Do not cover the compressor during use.
  7. Drain Tank daily and after use. Internal rust causes tank failure and explosion.
  8. Do not remove the valve cover or adjust internal components.
  9. The compressor head gets hot during operation. Do not touch it or allow children nearby during or immediately following the operation.
  10. Do not use the air hose to move the compressor.
  11. Release the pressure in the storage tank before moving.
  12. The use of accessories or attachments not recommended by the manufacturer may result in a risk of injury to persons.
  13. ll airline components, including hoses, pipes, connectors, filters, etc., must be rated for a minimum working pressure of 150 PSI, or 150% of the maximum system pressure, whichever is greater.
  14. USE OF AN EXTENSION CORD IS NOT RECOMMENDED. If you choose to use an extension cord, use the following guidelines:
    TABLE A: RECOMMENDED MINIMUM WIRE GAUGE FOR EXTENSION CORDS (120 VOLT)

    NAMEPLATE AMPERES (at full load)| EXTENSION CORD LENGTH
    25′| 50′| 10′| 150′
    0 – 6| 18| 16| 16| 14
    6.1 – 10| 18| 16| Do not use.
    10.1 – 12| 16| 16| Do not use.
    12.1 – 16| 14| 12| Do not use.

a. Make sure your extension cord is in good condition.
b. Be sure to use an extension cord that is heavy enough to carry the current your product will draw. An undersized cord will cause a drop in line voltage resulting in loss of power and overheating.  Table A shows the correct size to use depending on cord length and nameplate ampere rating. If in doubt, use the next heavier gauge. The smaller the gauge number, the heavier the cord.

  1. Industrial applications must follow OSHA guidelines.
  2. Maintain labels and nameplates on the compressor. These carry important safety information. If unreadable or missing, contact Harbor  Freight Tools for a replacement.
  3. This product is not a toy. Keep it out of reach of children.
  4. People with pacemakers should consult their physician(s) before use. Electromagnetic fields in close proximity to the heart pacemakers could cause pacemaker interference or pacemaker failure.

SAVE THESE INSTRUCTIONS.

WARNING
Grounding
TO PREVENT ELECTRIC SHOCK AND DEATH FROM INCORRECT GROUNDING WIRE CONNECTION:
Check with a qualified electrician if you are in doubt as to whether the outlet is properly grounded. Do not modify the power cord plug provided with the compressor. Never remove the grounding prong from the plug. Do not use the compressor if the power cord or plug is damaged. If damaged, have it repaired by a service facility before use. If the plug will not fit the outlet, have a proper outlet installed by a qualified electrician.

110-120 VAC Grounded Compressors: Compressors with Three Prong Plugs

  1. In the event of a malfunction or breakdown, grounding provides a path of least resistance for electric current to reduce the risk of electric shock. This compressor is equipped with an electric cord having an equipment-grounding conductor and a grounding plug. The plug must be plugged into a matching outlet that is properly installed and grounded in accordance with all local codes and ordinances.

  2. Do not modify the plug provided – if it will not fit the outlet, have the proper outlet installed by a qualified electrician.

  3. Improper connection of the equipment-grounding the conductor can result in a risk of electric shock. The conductor with insulation has an outer surface that is green with or without yellow stripes is the equipment-grounding conductor. If repair or replacement of the electric cord or the plug is necessary, do not connect the equipment grounding conductor to a live terminal.

  4. Check with a qualified electrician or service personnel if the grounding instructions are not completely understood, or if in doubt as to whether the compressor is properly grounded.

  5. Use only 3-wire extension cords that have 3-prong grounding plugs and 3-pole receptacles that accept the compressor’s plug.

  6. Repair or replace damaged or worn cord immediately. Grounding Pin 125 VAC 3-Prong Plug and Outlet (for up to 125 VAC and up to 15 A)

  7. This compressor is intended for use on a circuit that has an outlet that looks like the one illustrated above in the 125 VAC 3-Prong Plug and Outlet. The compressor has a grounding plug that looks like the plug illustrated above in the 125 VAC 3-Prong Plug and Outlet. 8. The outlet must be properly installed and grounded in accordance with all codes and ordinances. 9. Do not use an adapter to connect this compressor to a different outlet.

Symbology

PSI Pounds per square inch of pressure
CFM Cubic Feet per Minute flow
SCFM Cubic Feet per Minute flow at standard conditions
NPT National pipe thread, tapered
NPS National pipe thread, straight
Double Insulated
V Volts
Alternating Current
A Amperes

Specifications

| 64592 – 1 Gallon| 64596 – 2 Gallon
---|---|---
Electrical Rating| 120VAC / 60Hz / 2.8A| 120VAC / 60Hz / 7A
Air Outlet Size| 1/4″ – 18 NPT| 1/4″ – 18 NPT
Air Pressure| Shut-off| 135 PSI| 135 PSI
Restart| 105 PSI| 105 PSI
Air Tank Capacity| 1 Gallon| 2 Gallons
Air Flow Capacity| 0.7 SCFM @ 90 PSI| 2.1 SCFM @ 90 PSI
Sound Level| 57 dBA| 60 dBA

Installation
Read the ENTIRE IMPORTANT SAFETY INFORMATION section at the beginning of this manual including all text under subheadings therein before set up or use of this product.
WARNING :
TO PREVENT SERIOUS INJURY FROM ACCIDENTAL OPERATION: Turn the Power Switch “OFF” and unplug the Air Compressor from its electrical outlet before assembling or making any adjustments to the Air Compressor. Note: For additional information regarding the parts listed in the following pages, refer to the Assembly Diagram near the end of this manual.

Functions

FORTRESS 64596 2 Gallon 135 PSI Ultra Quiet Hand Carry Jobsite Air
Compressor - Air Compressor
64592 – 1 Gallon and 64596 – 2 Gallon

Breaking in the Air CompressoR

  1. Turn Power Switch OFF and unplug Power Cord.
    FORTRESS 64596 2 Gallon 135 PSI Ultra Quiet Hand Carry Jobsite Air
Compressor - Power Cord

  2.  Fully open Drain Valve. FORTRESS 64596 2 Gallon 135 PSI Ultra Quiet Hand Carry Jobsite Air Compressor - Drain Valve

  3. Plug-in Power Cord.

  4. Turn Power Switch to AUTO.
    FORTRESS 64596 2 Gallon 135 PSI Ultra Quiet Hand Carry Jobsite Air
Compressor - Power Switch

  5. Let the unit run for 30 minutes. Air will expel freely through the Drain Valve.

  6. Turn Power Switch OFF.

  7. Unplug Power Cord and close the Drain Valve.

Operating Instructions

Read the ENTIRE IMPORTANT SAFETY INFORMATION section at the beginning of this manual including all text under subheadings therein before set up or use of this product.

Air Compressor Area Set-Up

1. Designate a work area that is clean and well-lit. The work area must not allow access by children or pets to prevent injury.
2. Locate the Air Compressor on a flat level surface to ensure proper pump lubrication and to prevent damage to the unit. Keep at least 12″ of space around the unit to allow air circulation Route the power cord from the Air Compressor to the grounded wall outlet, along a safe path without creating a tripping hazard or exposing the power cord to possible damage.

Air Connection Setup

  1. Connect a 1/4″ NPT air hose (sold separately) to the Air Outlet. The air hose must be long enough to reach the work area with enough extra length to allow free movement while working.
  2. Consult the air tool’s manual for needed accessories.

General Operation

  1. Close Drain Valve.
    FORTRESS 64596 2 Gallon 135 PSI Ultra Quiet Hand Carry Jobsite Air
Compressor - Drain Valve 1

  2. Close Regulator.
    FORTRESS 64596 2 Gallon 135 PSI Ultra Quiet Hand Carry Jobsite Air
Compressor - Close Regulator

  3. Turn Power Switch to AUTO.

  4. Allow Air Compressor to build up pressure until it cycles off.
    Note: At the beginning of the day’s first use of the Air Compressor, check for air leaks by applying soapy water to connections while the Air Compressor is pumping and after pressure cut-out.  Look for air bubbles. If air bubbles are present at connections, tighten connections. Do not use the Air Compressor unless all connections are airtight, the extra air leaking out will cause the Air  Compressor to operate too often, increasing wear on the Air Compressor.

  5. Plug Power Cord into a grounded 120VAC electrical outlet. Note: As long as the Power Switch is set to AUTO, the operation of the Air Compressor is automatic, controlled by an internal pressure switch. The Air Compressor will turn on automatically when the air pressure drops to 105  PSI and will turn off automatically when the air pressure reaches 135 PSI.
    Safety Warnings iconWARNING! TO PREVENT SERIOUS INJURY AND DEATH FROM EXPLOSION:
    Do not adjust the internal pressure switch. Any change to the automatic pressure levels may cause excess pressure to accumulate, causing a hazardous situation.

  6. Make sure the air tool’s throttle or switch is in the OFF position. Connect the air tool to the air hose.

  7. Adjust the Regulator Knob so that the air output is enough to properly power the tool, but the output will not exceed the tool’s maximum air pressure at any time. Turn the knob clockwise to increase the pressure and counter-clockwise to decrease pressure. Adjust the pressure gradually, while checking the Outlet Pressure gauge to set the pressure.

  8. Use the air tool as needed.

  9. When finished, turn the Power Switch OFF.

  10.  Unplug the Air Compressor.

  11. Bleed air from the tool then disconnects the tool.

  12. Open the tank’s Drain Valve slowly to gradually release tank pressure and any built-up moisture. Close the Drain after air and moisture have drained out. Do not remove the Drain Valve.

  13. Clean, then store the Air Compressor indoors.

Emergency Depressurization

If it is necessary to quickly depressurize the Air Compressor, turn the Power Switch OFF. Then, pull on the ring on the Safety Valve to quickly release stored air pressure.

FORTRESS 64596 2 Gallon 135 PSI Ultra Quiet Hand Carry Jobsite Air
Compressor - Air Compressor 1

Automatic Shut off System

  1. If the Air Compressor automatically shuts off before reaching its normal cutoff pressure:
    a. Shut off all tools.
    b. Turn Power Switch to OFF position.
    c. Unplug Air Compressor.
    d. Wait until the Air Compressor cools down (about 10 minutes).
    e. 64592 – 1 Gallon
    • Push Reset Button.
    • Plug Air Compressor in.
    • Turn Power Switch to AUTO. f. 64596 – 2 Gallon
    • Plug Air Compressor in.
    • Turn Power Switch to AUTO. g. Resume operation.

  2. Possible causes of repeated automatic shut off of the Air Compressor are:
    a. Using an extension cord that is too long or narrow;
    b. An air leak or open hose causing the Air Compressor to cycle too often and build up the heat;
    c. Turning Air Compressor off and on again too quickly.

  3. Correct any issues before further use to avoid damage to the Air Compressor.

Maintenance and Servicing

Procedures are not specifically explained in this manual must be performed only by a qualified technician.
WARNING
TO PREVENT SERIOUS INJURY FROM ACCIDENTAL OPERATION:
Turn the Power Switch “OFF” and unplug the Air Compressor from its electrical outlet before performing any inspection, maintenance, or cleaning procedures.
TO PREVENT SERIOUS INJURY FROM AIR COMPRESSOR FAILURE:
Do not use damaged equipment. If abnormal noise or vibration occurs, have the problem corrected before further use.

Cleaning, Maintenance, and Lubrication

  1.  BEFORE EACH USE, inspect the general condition of the air Air Compressor. Check for:
    • loose hardware,
    • misalignment or binding of moving parts,
    • cracked or broken parts,
    • damaged electrical wiring, and
    • any other condition that may affect its safe operation.

  2. AFTER USE , wipe external surfaces of the Air Compressor with a clean cloth.

  3. WARNING! If the supply cord of this Air Compressor is damaged, it must be replaced only by a qualified service technician.

Maintenance Schedule

Following are general guidelines for maintenance checks of the Air Compressor.
Note The environment in which the Air Compressor is used, and the frequency of use will affect how often you will need to check the Air Compressor components and perform maintenance procedures.

Daily:
a. Make sure all nuts and bolts are tight.
b. Drain moisture from the air tank.
c. Check for abnormal noise or vibration.
d. Check for air leaks.*
e. Wipe off any oil or dirt from the Air Compressor.| Weekly:
a. Inspect Air Filter.
Monthly:
a. Inspect Safety Valve.
---|---

  • To check for air leaks, apply soapy water to joints while the Air Compressor is pressurized. Look for air bubbles.

Draining Moisture from Air Tank

The Moisture Drain is located under the Tank. It must be used daily to release all trapped air and moisture from the Tank. Doing this will eliminate condensation and prevent tank corrosion.

  1. Turn the Power Switch off.
  2. Turn the Drain Valve to open it.
  3.  When all the pressure and moisture is released, close the Moisture Drain.

Air Filter Maintenance

  1. Remove Cover and Filter. Check Filter for accumulated dirt.

  2. Cleaning:
    a. To prevent injury from dust and debris, wear ANSI-approved safety goggles, NIOSH-approved dust mask/respirator, and heavy-duty work gloves. In a well- ventilated area away from bystanders, use pressurized air (no more than 15 PSI) to blow dust out of the filter.
    b. Replace the clean filter. Replace the cover, making sure the Tube is facing down.

  3.   Replacements:
    a. Air Inlet Filter only: Paper Filter Element 2-1/4″ Outer Diameter.
    b. Air Inlet Filter Assembly: Inlet Filter Silencer Male 1/4″ NPT.

Troubleshooting

Problem

| Possible Causes|

Likely Solutions

---|---|---
Compressor does not start or restart| 1.   Tank(s) already pressurized.
2.   Power cord is not plugged in properly.
3.   Incorrect power supply.
4.   No power at outlet.
5.   Thermal overload switch tripped.
6.   Building power supply circuit tripped or blown fuse.
7.   Cord wire size is too small or cord is too long to properly power compressor.
8.   Compressor needs service.| 1.   No problem. The compressor will start when needed.
2.   Check that cord is plugged in securely.
3.   Check that the circuit matches compressor requirements.
4.   Reset circuit breaker, or have outlet serviced by a qualified technician.
5.   Turn off Compressor and wait for it to cool down. Press the reset button. Resume operation.
6.   Reset the circuit or replace the fuse. Check for low voltage conditions. It may be necessary to disconnect other electrical appliances from the circuit or move the compressor to its own circuit.
7.   Use a larger diameter or shorter extension cord or eliminate the extension cord. See Recommended Wire Gauge for Extension Cords in Safety section.
8.   Have the unit inspected by a qualified technician.
Compressor builds pressure too slowly| 1.   Incorrect power supply.
2.   Working environment too cold.
3.  Safety valve leaking.
4.   Loose fittings.| 1.   Check that the circuit matches compressor requirements.
2.   Move the compressor to a warmer location.
3.   Listen for air leaking from the valve.
If leaking, replace it with an identical valve with the same rating. DO NOT SEAL OR TAMPER WITH THE SAFETY VALVE.
4.   Reduce air pressure, then check all fittings with a soap solution for air leaks and tighten as needed. Do not overtighten.
Compressor not building enough air pressure| 1.   Air filter needs cleaning/replacing.
2.   Check Valve needs service.
3.   Compressor not large enough for the job.
4.   Loose fittings.
5.   Hose or hose connections too narrow.
6.   High altitude reducing air output.| 1.   Check the inlet filter. Clean and/or replace as needed.
2.   Have technician clean or replace, as needed.
3.   Check if accessory CFM is met by Compressor. If the Compressor cannot supply enough airflow (CFM), use a larger Compressor.
4.   Reduce air pressure, then check all fittings with a soap solution for air leaks and tighten them as needed. Do not overtighten.
5.   Replace with wider hose and/or hose connections.
6.   Higher altitudes require compressors with greater output.
Overheating| 1.   Air filter needs cleaning/replacing.
2.   Unusually dusty environment.
3.   Extension cord used.| 1.   Check the inlet filter. Clean and/or replace as needed.
2.   Clean and/or replace the filter more often or move the unit to a cleaner environment.
3.   Eliminate extension cord.
The compressor starts and stops excessively| 1.   Loose fittings.
2.   Compressor not large enough for the job.| 1.   Reduce air pressure, then check all fittings with a soap solution for air leaks and tighten them as needed. Do not overtighten.
2.   Check if accessory SCFM is met by Compressor. If Compressor cannot supply enough
airflow (SCFM), use a larger Compressor.
Excessive noise| Loose fittings.| Reduce air pressure, then check all fittings with a soap solution for air leaks and tighten as needed. Do not overtighten.
Moisture in the discharge air| Too much moisture in the air.| Install an inline air filter/dryer, and/or relocate to a less humid environment.
Safety Valve “pops”| The safety valve needs service.| Pull-on the ring on the Safety Valve. If it still pops, replace it.
Air leaks from pump or fittings| Loose fittings.| Reduce air pressure, then check all fittings with a soap solution for air leaks and tighten as needed. Do not overtighten.
Air leaks from tank| Defective or rusted tank.| Has the tank been replaced by a qualified technician?
Drain moisture from the tank daily to prevent future corrosion.
Follow all safety precautions whenever diagnosing or servicing the compressor. Disconnect power supply before service.

Parts List and Diagram

PLEASE READ THE FOLLOWING CAREFULLY

THE MANUFACTURER AND/OR DISTRIBUTOR HAS PROVIDED THE PARTS LIST AND ASSEMBLY DIAGRAM IN THIS MANUAL AS A REFERENCE TOOL ONLY. NEITHER  THE MANUFACTURER NOR DISTRIBUTOR MAKES ANY REPRESENTATION OR WARRANTY OF ANY KIND TO THE BUYER THAT HE OR SHE IS QUALIFIED TO MAKE ANY  REPAIRS TO THE PRODUCT, OR THAT HE OR SHE IS QUALIFIED TO REPLACE ANY PARTS OF THE PRODUCT. IN FACT, THE MANUFACTURER AND/OR DISTRIBUTOR  EXPRESSLY STATES THAT ALL REPAIRS AND PARTS REPLACEMENTS SHOULD BE UNDERTAKEN BY CERTIFIED AND LICENSED TECHNICIANS, AND NOT BY THE BUYER. THE BUYER ASSUMES ALL RISK AND LIABILITY ARISING OUT OF HIS OR HER REPAIRS TO THE ORIGINAL PRODUCT OR REPLACEMENT PARTS  THERETO OR  ARISING OUT OF HIS OR HER INSTALLATION OF REPLACEMENT PARTS THERETO.

64592 Parts List

| Part|

Description

---|---
1| Fan Housing
2| Fan
3| Bolt M5125
4| Spring Washer Ø5
5| Washer Ø5
6| Bolt M6
10
7| Crank Shaft
8| Bearing
9| Cross Head Bolt M48
10| Washer Φ4
11| Crankcase
12| Bolt M4
16
13| Connecting Rod
14| Piston Ring
15| Press Cake
16| Washer Φ6
17| Bolt M616
18| Cylinder
19| Adjusting Pad
20| Cylinder Seal
21| Washer Φ4
22| Reed Valve
23| Valve Plate
24| Reed Valve Block
25| Bolt M4
5
26| Cylinder Cap Seal
27| Cylinder Cap
28| Bolt M525
29| Pump Cover Press Cake
30| Pump Cover
31| Cross Head Screw ST2.9
13
32| Seal
33| Air Tube
34| Elbow
35| Cylinder Cap
36| Air Filter
37| Fan
38| Crankcase
39| Rubber Cushion
40| Washer
41| Cross Head Bolt M4*12
42| Nut M6
43| Bearing
|

Part

|

Description

---|---
44| Rotor Assembly
45| Stator Assembly
46| Cable Sheath
47| Motor Sleeve
48| Funnel
49| Nut
50| Pipe
51| Washer
52| Nut
53| Sleeve
54| Check Valve
55| Inlet Pipe
56| Handle Grip
57| Tanks Assembly
58| Drain Valve
59| Straight Joint
60| Pipe
61| Nut
62| Funnel
63| Sleeve
64| Elbow
65| Bolt M614
66| Nut M6
67| Panel
68| Coupler
69| Pressure Gauge
70| Pressure Regulator Assembly
71| Safety Valve
72| End Cap
73| Bolt M6
16
74| Washer Φ6
75| Rubber Foot
76| Thermal Protector
77| Capacitor Pad
78| Capacitor
79| Cable Clip
80| Capacitor Case
81| Power Cord
82| O-Ring Seal Φ15.5*2
83| Nut
84| Nut
85| Pressure Switch

64592 Assembly Diagram

FORTRESS 64596 2 Gallon 135 PSI Ultra Quiet Hand Carry Jobsite Air
Compressor - Assembly Diagram

Record Product’s Serial Number Here:
Note: If the product has no serial number, record the month and year of purchase instead.
Note: Some parts are listed and shown for illustration purposes only, and are not available individually as replacement parts. Parts may not be interchangeable. Specify UPC number when ordering:
64592 (1 Gallon): 193175356499 , 64596 (2 Gallon): 193175356390

64596 Parts List

Part Description Qty
1 Bolt M4*12 8
2 Washer Φ4 8
3 Fan Cover 2
4 Retainer Ring 2
5 Fan 1
6 Bolt M8*8 4
7 Crankshaft 2
8 Bearing 2
9 Nut M6 2
10 Connecting Rod 2
11 Bolt M6*30 2
12 Bolt M5*117 4
13 Spring Washer Ø5 4
14 Washer Φ5 4
15 Nut M4 1
16 Crankcase 2
17 Wire 1
18 Bearing 2
19 Thermal Protector 1
20 Stator Assembly 1
21 Rotor Assembly 1
22 Nut M5 4
23 Fan 1
24 Piston Ring 2
25 Press Cake 2
26 Washer Φ6 16
27 Bolt M6*16 2
28 Cylinder Gasket 2
29 Cylinder 2
30 Cylinder Seal 2
31 Bolt M4*6 2
32 Reed Valve 4
33 Valve Plate 2
34 Bolt M3*10 4
35 Washer Ø3 4
36 Cushion 4
37 Block Piece 2
38 Nut M3 4
39 Washer Φ4 6
40 Cross Head Bolt M4*8 6
41 Cylinder Cap Seal 2
42 Cylinder Cap 1
43 Spring Washer Ø6 8
44 Bolt M6*55 8
45 Easy Start Valve 1
46 Washer Φ13.5*Φ2 4
47 Air Tube 2
48 Cylinder Cap 1
49 Elbow 1
50 Cross Head Screw 4
Part Description Qty
--- --- ---
51 Cylinder Cap Cover 2
52 Cylinder Cap Cover Lock Block 2
53 Bolt M4*12 1
54 Plug 1
55 Cable Clip 5
56 Cushion 4
57 Frame Assembly 1
58 Foot 4
59 Washer Φ6 4
60 Bolt M6*16 4
61 Nut M8 4
62 Nut M6 4
63 Locking Washer Φ6 6
64 Washer Φ6 4
65 Bolt M6*35 4
66 Tank Assembly 1
67 Drain Valve 1
68 Air Filter 1
69 Elbow 1
70 Sleeve 2
71 Funnel 2
72 Nut 2
73 Nylon Pipe 1
74 Inlet Pipe 1
75 Paper Gasket 2
76 Check Valve 1
77 Bushing 2
78 Funnel 2
79 Nut 1
80 Pipe 1
81 Nut 1
82 Pressure Switch 1
83 Joint 1
84 Power Line 1
85 Nut M6 4
86 Handle Grip 1
87 Joint 1
88 End Cap 2
89 Safety Valve 1
90 Coupler 2
91 Pressure Regulator Assembly 1
92 Pressure Gauge 1
93 Pressure Gauge 1
94 Panel 1
95 Bolt M6*16 4
96 Wire 1
97 Capacitor Case 1
98 Rubber End Cap 1
99 Capacitor 1
100 Seal Φ50.5*Φ2.5 2

64596 Assembly Diagram

FORTRESS 64596 2 Gallon 135 PSI Ultra Quiet Hand Carry Jobsite Air
Compressor - Assembly Diagram 1

Limited 90 Day Warranty

Harbor Freight Tools Co. makes every effort to assure that its products meet high quality and durability standards, and warrants to the original purchaser that this product is free from defects in materials and workmanship for the period of 90 days from the date of purchase. This warranty does not apply to damage due directly or indirectly, to misuse, abuse, negligence or accidents, repairs or alterations outside our facilities, criminal activity, improper installation, normal wear, and tear, or lack of maintenance. We shall in no event be liable for death, injuries to persons or property, or for incidental, contingent, special or consequential damages arising from the use of our product. Some states do not allow the exclusion or limitation of incidental or consequential damages, so the above limitation or exclusion may not apply to you. THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF  MERCHANTABILITY AND FITNESS. To take advantage of this warranty, the product or part must be returned to us with transportation charges prepaid. Proof of purchase date and an explanation of the complaint must accompany the merchandise. If our inspection verifies the defect, we will either repair or replace the product at our election or we may elect to refund the purchase price if we cannot readily and quickly provide you with a replacement. We will return repaired products at our expense, but if we determine there is no defect, or that the defect resulted from causes not within the scope of our warranty, then you must bear the cost of returning the product. This warranty gives you specific legal rights and you may also have other rights which vary from state to state.

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Item 64592 64596
For technical questions, please call 1-888-866-5797.

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