GENERAL PUMP PMREZ4040G Fully Plumbed Pressure Washer Pump Instructions
- June 4, 2024
- GENERAL PUMP
Table of Contents
GENERAL PUMP PMREZ4040G Fully Plumbed Pressure Washer Pump
FEATURES
- Pump is ready to use right out of the box
- EZ4040G Pump with SAE J609 Gas Flange
- PULSAR4KHPEZ Unloader, 4050 PSI, 10 GPM
- 3/8” Quick Coupler and 3/8” Plug Included
- 3/4” Garden Hose Inlet Fitting with 1/4” Side Port
- 3/8” Hose Barb and Clamp Keeps Hose Secure and Sealed
- General Pump recommends installing a secondary relief and pressure gauge
- Also available in “L” Left-handed drive
Example: PMREZ4040GL
SPECIFICATIONS
| Pump Model | PMREZ4040G |
|---|---|
| Maximum Volume | 4.0 GPM |
| Maximum Discharge Pressure | 4000 PSI |
| Maximum Pump Speed | 3400 RPM |
| Maximum Inlet Pressure | 125 PSI |
| Maximum Inlet Vacuum | 3 ft. water (2.6 in. Hg) |
| Plunger Bore | .512 in. / 13 mm |
| Plunger Stroke | .512 in. / 13 mm |
| Crankcase Oil Capacity | 14.0 oz. |
| Maximum Fluid Temperature | 165º F |
| Inlet Port Thread | 1/2-14 BSPP-F |
| Discharge Port Thread | 3/8-19 BSPP-F |
| Shaft Diameter | 1.0 in. / 25.4 mm |
| Weight | 20 lbs. |
| Dimensions | 8.8” x 9.7” x 6.5” |
DIMENSIONAL DRAWING
PARTS LIST
| Item No. | Part No. | Description | QTY. |
|---|---|---|---|
| 1. | EZ4040G | Pump, SER 44, 4000 PSI, 4 GPM, EZ, 3400 RPM, Gas Flange | 1 |
| 2. | PULSAR4KHPEZ | Unloader, T.P., 4050 PSI, 10.5 GPM, EZ Start | 1 |
| 3. | 680017WO | Inlet Fitting Assy, Long, 1/2” NPT, 1/4” Port, Capped | 1 |
| 4. | 700004 | Filter Washer | 1 |
| 5. | 2100612MB | Valve, PTP, 1/2” BSPP-M 140-151 Deg, 145 PSI | 1 |
| 6. | 680110 | Seal Ring, 1/2” BSPP | 2 |
| 7. | 639387 | Hose, 3/8” ID, 250 PSI BLK, 2 FT | 1 |
| 8. | 639897 | Hose Clamp, Crimp Type, 39/64” to 47/64”, 9/32” WD | 2 |
| 9. | 638147 | 3/8” Hose Barb x 1/4” NPT | 1 |
| 10. | 638148 | 3/8” Hose Barb x 3/8” NPT | 1 |
| 11. | 639298 | Adapter, Hex, 3/8” BSPP-M x 3/8” NPT, Steel, 5000 PSI | 1 |
| 12. | 680029 | Washer, Face Seal, 3/8” BSP | 1 |
| 13. | D11009 | Plug, 3/8” QC x 3/8” NPT-M, Zinc Plated Steel, Hardened | 1 |
| 14. | D10004 | Coupler, 3/8” QC x 3/8” NPT-M, Brass | 1 |
| 15. | 400128 | Warning Label, Prop 65, 1.5” x.25” WD | 1 |
| 16. | 639385 | Fitting, 1/2” F-NPT x 1/2” BSPP | 1 |
| 17 | 10113648 | ASSY, SRV, 3/8” BSPP-M End Discharge, Preset 4800 PSI | 1 |
WARNINGS
WARNING: High Pressure Systems require a primary pressure regulating device (i.e. regulator, unloader) and a secondary pressure relief device (i.e. pop off valve, relief valve). Failure to install such relief devices properly could result in personal injury or damage to pump or property. GP does not assume any liability or responsibility for the operation of the user’s high pressure system.
| During use, never exceed the maximum values of pressure, flow rate and
temperature as stated in this document.
---|---
| Maintenance and repair must be carried out by qualified and authorized staff
only. Replace the filter parts with original spare parts only
| From time to time, it is necessary to check that the parts which are under
pressure do not show cracks and/or leakages;the frequency of this check
depends on the actual use. Inspect and clean the screen regularly
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| WARNING: Thia product can expose you to chemlcala, lncludlng lead, which
la known to the state of Callfornla to cause cancer and birth defects or other
reproductive harm.
For more Information, go
towww.P85Warnlnga.ca.gov
GENERAL PUMP 1174 Northland Drive • Mendota Heights, MN 55120
Phone: 651.686.2199 • Fax: 800.535.1745 • e-mail:
[email protected] •
www.generalpump.com