ALEMITE 8553 Medium Pressure Lubricant Pump User Manual

: June 13, 2024
: ALEMITE

Table of Contents

ALEMITE 8553 Medium Pressure Lubricant Pump
Specifications

ALEMITE 8553 Medium Pressure Lubricant Pump

Product Information: Medium-pressure lubricant Pump
The Medium-Pressure Lubricant Pump is part of the 8553 model series and is designed to deliver lubricant at medium pressure. The pump assembly consists of various components including an air motor, pump tube, and cover assembly.

Specifications

Air Motor:
- Piston Diameter / Stroke: 2-7/16 inches / 1-5/8 inches (62 mm / 41 mm)
- Air Inlet: 1/4 NPSI (f)
- Max. Air Pressure: 200 psi (14 Bars)
Pump Tube:
- Material Outlet: 3/8 NPTF (f)
- Max. Material Delivery/Minute: 5200 psi (359 Bars)
- Displacement/Cycle: 0.75 gal (2.8 l), 0.47 ci (7.7 cc)

Product Usage Instructions

Ensure that the pump is properly connected to a suitable air supply.
Apply thread sealant to the designated areas as indicated in Figure 2-A.
Apply Loctite 222 to the specified location as shown in Figure 2-A.
Refer to the exploded view diagram in Figure 2-A for a visual representation of the pump components.
To assemble the pump, follow the numeric order of part numbers provided in the table.
For maintenance and repair, refer to the available repair kits listed in the table.
For detailed information on air motor data, refer to the Service Guide SER 324300-5.
For detailed information on the pump tube, refer to SER 331571-A5. Please note that some pump models in the 8553 series are obsolete, except for model 8553-2. Service parts are available for all models. For more information and support, please visit the official Alemite Corporation website at www.alemite.com.

Description

The major components of the medium-pressure lubricant pump assembly in the 8553 model series consist of a(n):

air-operated motor
double-acting reciprocating pump tube
control valve assembly, z-swivel, and delivery hose
cover w/ or w/o handle assembly (model dependent)These medium-pressure pumps are designed to deliver

Models 8553, 8553-1, 8553-2, 8553-A, and 8553-B All pump models are obsolete except for model 8553-2. Service parts are available for all models.

Specifications

Air Motor

Piston Diameter / Stroke|

Air Inlet

| Max. Air Pressure
---|---|---
Inches| mm| psi| Bars
2-7/16 x 1-5/8| 62 x 41| 1/4 ” NPSI (f)| 200| 14
For air motor data, refer to Service Guide SER 324300-5

Pump Tube

Material Outlet

| Max. Material Pressure| Delivery/Minute **(Approximate)*| Displacement/ Cycle
---|---|---|---
psi| Bars| gal| l| ci| cc**
3/8 ” NPTF (f)| 5200| 359| 0.75| 2.8| 0.47| 7.7

For detailed information, refer to SER 331571-A5

Table 1 Pump Model 8553 Series Specifications

Pump Model

|

Cover

| Original Stripped Pump Model| Current Stripped Pump Model| Container Size
lbs| kg| gal| l
8553|

330658-4

| 331571-F1|

331571-C5

|

35

|

–

|

5

|

–

8553-1| 331571-F2
8553-2| 338166| 331571-C5
8553-A| 338371| 331571-A5| 120| 50| 16| –
8553-B| 318040-4| 331571-B5| 400| 180| 55| 200/205

Medium-Pressure Lubricant Pump

ALEMITE-8553-Medium-Pressure-Lubricant- Pump-fig-2

Item No.

| ****

Part No.

| ****

Description

| Model| ****

Qty

| ****

Notes

| ****

Numeric Order Part # (Item #)

---|---|---|---|---|---|---
8553| 8553- 1| 8553- 2
1| 331571-C5| Pump Assembly| | 1| | See SER 331571-A5| 6320-3 (6)
2| 328034| Connector, 1/4 ” NPTF (m)| | 1| | | 18223         (13)
3| 328030| Coupler Air, 1/4 ” NPTF (f)| | 1| | | 44734            (4)
4| 44734| Adapter, 3/8 ” NPTF (m)| | 1| | | B52752         (7)
5| 317875-25| Hose Assembly, Material| | 1| | | 77009 (9)
6| 6320-3| Valve Assembly| | 1| | See SER 6320-3| 77786         (12)
7| B52752| Z-Swivel Assembly| All| 1| | See SER B52750| 79029 (19)
8| 315943| Bushing| | 1| | | 170561 __ (10)
9| | Washer, Lock, 1/4 “| | 1| | | 172207-1 (11)
10| | Screw, 1/4 ” -20 x 5/16 “| | 1| | | 172207- 2 __ (20)
11| 172207-1| Washer, Lock, 1/4 “| | 3| | | 315943         (8)
12| 77786| Capscrew, 1/4 ” -20 x 1/2 “| | 3| | | 317875-25 (5)
13| 18223| Screw, Thumb, 1/4 ” -20| | 3| | | 321678 __ (18)
14| | Cover Assembly| | | 1| |

Obsolete

| 321696 __ (17)

327137 __ (15)

15| | Handle Assembly| 1|
16| | Cover Assembly| | ****

| 1| | | 328030 (3)
17| | Handle| 1| | | 328034 (2)
18| | Grip (Rubber)| 1| | Current| 330657- B4 __ (14)
19| | Nut, 5/16 ” -18| 4| | | 331571-C5 (1)
20| | Washer, Lock, 5/16 “| 2| **| | 338141 __ (16)
Legend** :

Part numbers left blank (or in italics ) are not available separately designates a repair kit item

Repair Kits

Part No.	Kit Symbol	Description
338166	****	Kit, Cover
393607	****	Kit, Handle

ALEMITE-8553-Medium-Pressure-Lubricant- Pump-fig-3

Figure 2-B Medium-Pressure Lubricant Pump Models 8553-A and 8553-B – Exploded View

Item No.

| ****

Part No.

| ****

Description

| Model| ****

Qty

| ****

Notes

| ****

Numeric Order Part # (Item #)

---|---|---|---|---|---|---
8553- A| 8553- B
1| 331571-A5| Pump Assembly| | | 1| |

See SER 331571-A5

| 6320-3 (6)

17804 __ (10)

| 331571-B5| Pump Assembly| | **| 1|
2| 328034| Connector, 1/4 ” NPTF (m)| | 1| | | 44734            (4)
3| 328030| Coupler Air, 1/4 ” NPTF (f)| | 1| | | 48018            (8)
4| 44734| Adapter, 3/8 ” NPTF (m)| | 1| | | B52752         (7)
5| 317875-25| Hose Assembly, Material| Both| 1| | | 77786 __ (12)
6| 6320-3| Valve Assembly| | 1| | See SER 6320-3| 172207- 1 __ (11)
7| B52752| Z-Swivel Assembly| | 1| | See SER B52750| 317875-25 (5)
8| 48018| Screw, Thumb, 1/4 ” -20| | 3| ✪| | 318040-4 (14)
9| | Cover Assembly| **

| | 1| ✪| | 320998- B4 __ (9)
10| | Washer, 1/4 “| 3| ✪| | 326750       (13)
11| | Washer, Lock, 1/4 “| 3| ✪| | 328030         (3)
12| | Capscrew, 1/4 ” -20 x 1/2 “| 3| ✪| | 328034         (2)
13| 326750| Adapter, Bung, 2 ” NPTF (m)| | ****

| 1| | | 331571-A5 (1)
14| 318040-4| Cover Assembly| 1| | | 331571-B5 (1)
Legend :

Part numbers left blank (or in italics ) are not available separately

✪ designates a repair kit item

Repair Kit

Part No.	Kit Symbol	Description
338371	✪	Kit, Cover

Assembly

NOTE
Refer to Figures 2 and 2-A for component identification on all assembly procedures.

CAUTION
Select a clean environment for all assembly procedures. Prevent contamination from foreign material. Damage to components can occur. Pump and Cover Assembly

IMPORTANT
Make sure to remove the protective sleeve from the inlet of the Pump Assembly (1).

Model 8553-2
NOTE
The Pump Assembly bolts to the Cover with the weep hole in the air motor aligned with the drain hole in the Cover.

See Figure 2-A.

install Pump Assembly (1) into Cover (16).
Secure the Pump Assembly to the Cover with Lock Washers (11) and Capscrews (12).
- Tighten the Capscrews securely.
Install Grip (18) onto Handle (17).
Screw Nut (19) onto each end of the Handle.
Install the ends of the Handle into the Cover..
Install the Lock Washer (20) and additional Nut (19) onto each end of the Handle.
- Tighten the Nuts securely.
it is the bolted Pump and Cover Assembly onto the container.
Secure the Cover to the container with a Thumb Screw (13). model 8553-A
Install Pump Assembly (1) into Cover (9).
- Make sure the weep hole in the air motor is aligned with the drain hole in the Cover.
  See Figure 2-B.
Secure the Pump to the Cover with Washers (10), Lock Washers (11) and Capscrews (12).
Tighten the Capscrews securely.
Fit the bolted Pump and Cover Assembly onto the container.
Secure the Cover to the container with Thumb Screws (8).Model 8553-B
Screw Bung Adapter (13) into Cover (14).
Install Pump Assembly (1) into the Bung Adapter.
- Make sure the pump is approximately 1/4-inch (7 mm) from the bottom of the drum.
Tighten the Bung Adapter securely. Change
Air Inlet
Screw Connector (2) [with thread sealant] into the inlet of the air motor. Tighten the Connector securely.
Attach Air Coupler (3) to an airline.
- Make sure the pressure rating of the airline is sufficient for the pump.
Attach the Air Coupler Assembly to the Connector. Control Valve and Material Hose
Screw the large diameter end of Adapter (4) [with thread sealant] into the outlet of the Pump Assembly.
- Tighten securely.
Screw either end of Material Hose (5) [with thread sealant] into the Adapter.
- Tighten securely.
Screw the 1/2 ” -27 end of Z-Swivel (6) [with thread sealant] into the Material Hose. Tighten securely.
Screw the opposite end of the Z-Swivel [with thread sealant] into Control Valve Assembly (6).
- Tighten securely.
Test/Prime the Pump assembly