Ingersoll-Rand ARO S237-SA Instruction Manual Download Page 5

S237-SA (en) 

Page 5 of 8

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To keep downtime to a minimum, it is desirable to have on hand certain repair parts. We recommend that you stock one (pair or set) of each part indicated by a 

           bullet (•) for every four tools in service.

 

Not illustrated.

PART LIST

Item Description 

(size)

Qty Part No.

1 Backhead Assembly 

(includes item 2, 7, 8, 

9, 10 and 11)

(1) S237-A102

2 Oiler Body Assembly 

(includes item 3, 4, 5 and 6)

(1) 88HL60-A198

3 Oiler Body O-ring (Small)

(1) 88L60-103

4 Oiler Felt (2)

(1) R1-75

5 Oiler Adjusting Screw

(1) R1-71A

6 Oiler Body O-ring (Large)

(1) WFS182-210

7 Oiler Body Retainer

(1) 88HL60-298

8 Oil Chamber Plug

(1) R2-227

9 Air Strainer Screen

(1) P25-61A

10 Air Strainer Cap

(1) P25-268

11 Air Strainer Plug

(1) P25-536

12 Backhead Lock Washer

(4) 34U-58

13 Backhead Cap Screw

(4) 834-638

14 Housing

(1) S237-A240

15 Grease Fitting

(1) 23-188

16 Housing Plug

(1) R2-227

17 Housing Seal

(1) P226-283A

18 Controller Assembly

(1) 99V77-A524

19 Rotor Bearing Seal Assembly

(1) 99V60-A28A

20 Controller Retaining Nut

(1) G8-120A

21 Rotor Bearing Cage

(1) 99V60-107A

22 Rear End Plate Gasket

(1) 99V60-739

23 Rear End Plate

(1) 99V60-A12

24 Cylinder Assembly 

(includes item 25 and 26)

(1) 99V60-A3

25 End Plate Dowel

(1) 5040-6

26 Cylinder Dowel

(1) 502B-120

27 Rotor

(1) 99V60-53

28 Rotor Key

(1) R43F-70

29 Vane Packet (set of 4 Vanes)

(1) 99V60-42-4

Item Description 

(size)

Qty Part No.

30 Front End Plate

(1) 99V60-11

31 Motor Clamp Washer

(2) 99V60-207

32 Rotor Shaft

(1) P226-204

33 Shaft Bearing

(2) G57E-24

34 Bearing Spacer

(1) P226-265

35 Seal Spacer

(1) P226-100

36 Housing Snap Ring

(1) S12-118

37 Water Seal Cap Assembly 

(includes item 38 and 39)

(1) P226-A115

38 Water Seal

(2) P225-153

39 Impeller Spacer

(1) P225-152

40

Impeller Shim (as required)

0.010” thick

(1) P25-151-10

0.025” thick

(1) P25-151-25

41 Impeller

(1) P225-143

42 Impeller Retaining Washer

(1) P225-157

43 Impeller Retaining Screw

(1) P225-156

44

Impeller Cover Shim (as required)

0.005” thick (blue)

(1) P225-145-5

0.010” thick (brown)

(1) P225-145-10

0.015” thick (pink)

(1) P225-145-15

0.025” thick (white)

(1) P225-145-25

45 Impeller Cover

(1) P225-144

46 Inlet

(1) SPS-01118

47 Impeller Cover Lock Washer

(4) P225-67

48 Impeller Cover Cap Screw

(4) P225-146

49 Controller Wrench

(1) 99V60-950

50 Seal Pressing Tool for Controller

(1) 99V60-951

51 Bearing Clamp to release Controller

(1) 99V60-A952

Nameplate

(1) P25-99

Nameplate Screw

(4) PS251-302

Summary of Contents for ARO S237-SA

Page 1: ...y y Always turn off the air supply and disconnect the air supply hose before installing removing or adjusting any accessory on this pump or before performing any main tenance on this pump y y Do not u...

Page 2: ...ways turn off the air supply and discon nect the air supply hose before installing removing or adjusting any accessory on this tool or before performing any main tenance on this tool 90 psig 6 2 bar 6...

Page 3: ...the discharge hose will usually flush the dirt from the Inlet IMPELLER ADJUSTMENT For the most efficient operation of the Pump par ticularly against high heads it is necessary that the clearance betwe...

Page 4: ...Page 4 of 8 S237 SA en 1 5 4 2 6 7 17 22 20 18 21 19 23 26 24 25 29 28 30 36 15 14 31 33 32 3 8 13 9 10 11 44 45 46 48 51 50 49 47 16 12 34 33 35 39 38 37 40 41 42 43 27 PART LIST...

Page 5: ...99V60 739 23 Rear End Plate 1 99V60 A12 24 Cylinder Assembly includes item 25 and 26 1 99V60 A3 25 End Plate Dowel 1 5040 6 26 Cylinder Dowel 1 502B 120 27 Rotor 1 99V60 53 28 Rotor Key 1 R43F 70 29 V...

Page 6: ...eplaced unscrew the Air Strainer Cap 10 and withdraw the Screen 2 Unscrew and remove the Backhead Cap Screws 13 Lift off the Backhead 3 If the oiler is to be disassembled remove the Oil er Body Retain...

Page 7: ...own over the Rotor Shaft 6 Place the Rotor Key 28 in the keyslot in the Ro tor Shaft 7 Slide the Rotor 27 down over the Rotor Shaft engaging the Rotor Key 8 Place a Vane 29 in each vane slot 9 Place t...

Page 8: ...otor Housing 14 Use the No P25 228 Grease Gun TROUBLESHOOTING GUIDE Trouble Probable Cause Solution Low power or low free speed Low air pressure at the Inlet Check the air pressure at the Inlet The pr...

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