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779102 Pump Assembly 

 

 

 

Item  

Description 

Part #  Qty

1 Pump 

Head 

AB4961400

Head Bolt  (M8 x 55mm SHCS) 

AB9101744

3 Intercooler 

Gasket 

AB4650600

Intercooler/Aftercooler Bolt 
(M8 x 20mm SHCS) 

AB9101254

5 Gasket 

AB3970200

6 Aftercooler 

AB2070100

7 Reducer 

AB9050282

8 Head 

Gasket 

AB4650400

Valve Plate Assembly 

AB4940050

10 Cylinder 

Gasket 

AB4950300

11 

Cylinder, Cast Iron Sleeve 

AB4930000

12 Frame 

Gasket 

AB4950200

13 Cover 

N.D.E. 

AB2060690

14 

Bearing Cover Gasket 

AB2050500

15 Bearing 

AB9170010

16 

Oil Sight Glass 

AB9022001

17 Crankcase 

AB4960101

18 Cylinder 

Bolt 

AB9107254

19 Crankcase 

Plug 

AB9101164

20 

Crankcase Bolt (M5 x 15 HHCS) 

AB9114271

12 

21 Crankcase 

Pan 

AB4961301

22 Crankcase 

Gasket 

AB4950101

23 Crankshaft 

AB4961200

24 Nut 

AB9128234

25 Oil 

Seal 

AB9163010

26 Cover 

D.E. 

AB2060590

Item 

Description 

Part #  Qty

27 

Cover Bolt (M6 x 15 SHCS) 

AB9101094

28 

Flywheel, 350 mm 

AB3600100

29 Flywheel 

washer 

AB9004008

30 

Screw, Reverse Thread 

AB9110014

31 Half 

Bearing 

AB9013011

32 Connecting 

Rod 

AB4011101

33 Wrist 

Pin 

AB4621200

34 

H.P. Piston, Aluminum 

AB4621100

35 Circlip 

AB9140050

36 

Piston Ring ROF 

AB9020086

37 

Piston Ring ROS 

AB9020053

38 

Piston Ring AC 

AB9020023

39 Rod 

Bolt 

AB9106244

40 

L.P. Piston, Aluminum 

AB4922100

41 Wrist 

Pin 

AB4922200

42 

Piston Ring ROF 

AB9020057

43 

Piston Ring ROS 

AB9020056

44 

Piston Ring AC 

AB9020055

45 Breather 

Cap 

AB9024010

46 Intercooler 

AB4662000

47 Safety 

Valve 

AB9049064

48 

Air Filter Assembly 

35603 

49 Air 

Filter 

35409 

50 Intake 

Manifold 

35604 

 

Complete Gasket Kit 

AB4950055

00863

Summary of Contents for M46851C

Page 1: ...ing any obligation to install them on units previously sold Quick Facts Engine Oil Engine is shipped without oil Fill before starting Use SAE 10W 30 motor oil Pump Oil Check pump oil level before star...

Page 2: ...R use air tools or attachments without first determining the maximum pressure recommended for that equipment NEVER point air nozzles or sprayers toward people or animals NEVER touch the compressor pum...

Page 3: ...certified tank 9 Pump Oil Drain Drain the pump oil from this plug 10 Lifting Eyes Also use as tie down locations 11 Discharge Tube This tube carries compressed air from the pump to the check valve Thi...

Page 4: ...caustic acid can emit explosive gases and can cause electric shock Caution must be exercised when making connections to a battery to avoid shock and contact with the acid and to prevent any sparking t...

Page 5: ...nts with pressure in the tank NOTE Reduce tank pressure below 10 psi then drain moisture from tank daily to avoid tank corrosion Drain moisture from tank by opening the drain petcock located at the bo...

Page 6: ...f valves by pulling rings Replace safety relief valves that do not operate freely Inspect air filter element Clean if necessary Monthly Inspect for air leaks Squirt soapy water around joints during co...

Page 7: ...189 1 14 Drain valve 779577 1 15 Discharge tube 780837 1 16 5 8 comp nut 34724 2 17 5 8 comp sleeve 34723 2 18 5 8 comp elbow 34937 1 Ref Description Part Qty 19 Pump B4900 779102 1 20 Intake manifold...

Page 8: ...1 1 22 Crankcase Gasket AB4950101 1 23 Crankshaft AB4961200 1 24 Nut AB9128234 4 25 Oil Seal AB9163010 1 26 Cover D E AB2060590 1 Item Description Part Qty 27 Cover Bolt M6 x 15 SHCS AB9101094 8 28 Fl...

Page 9: ...9 Pneumatic Schematic Diagram Safety Relief Valve Pump Idle Down Unloader Safety Relief Valve 30 Gallon Tank...

Page 10: ...bricant G Belt tension too tight or sheaves not aligned Check tension alignment H Air leaks in discharge piping Check tubing connections Tighten joints or replace as required I Compressor components l...

Page 11: ...arranty This warranty covers parts only It will not provide for replacement of complete products due to defective parts Components not manufactured by Powerhorse are guaranteed by their manufacturer a...

Page 12: ...12 Manufactured by Northern Tool Equipment Co 2800 SouthCross Drive West P O Box 1499 Burnsville MN 55337 0499...

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