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Bulletin 1531-001/USA

Pump/Motor Division
700 Series Service Procedure

Parker Hannifin Corporation

Hydraulic Pump/Motor Division

Greeneville, TN  37745  USA

8

Item No. 

Qty 

Part Number 

Description

 

 8 

See Following Page 

Bolts

 

 1 

M110C-6 

4 Dowel End Cover (standard)

 

 

 1 

M110C-23 

Encoder End Cover, 4 Dowel End Cover BSPP

 

 6 

1046 

O-Rings

 

 1 

See Following Page 

IGR™ Set, Rear

 

 2 

1660 

Clip, 2 Pieces

 

 1 

See Following Page 

Shaft, Internal

 

 2 

SM015995 

Commutator Plate

 

 4 

1021 

Check Ball

 

 1 

See Following Page 

Center Block

 

10 

 4 

25060-09 

Bolt, 5/16-18x1.00, G8

 

11 

 1 

See Following Page 

Shaft, Output

 

12 

 1 

PA-2984-1 

1.25" Shaft "A" Flange (with seals)

 

 

 1 

PA-2984-2 

1.25" Shaft "B" Flange (with seals)

 

13 

 1 

1060-34 

O-Ring Flange, 2-034

 

14 

 2 

040230-0565 

Dowel

 

15 

 8 

See Following Page 

Bolt

 

16 

 1 

See Following Page 

Front Bearing Housing

 

17 

 1 

See Following Page 

IGR™ Set, Front

 

18 

 2 

036300 

7/8-14 SAE Plug

 

19 

 1 

1826 

Spring, Two Speed Valve Return Spring

 

20 

 1 

1825 or 2792 

Valve - 1825 Open Center

 

 

   

 

2792 Closed Center

 

21 

 4 

1320 

Check Balls-Solenoid Block

 

22 

 5 

032841 

O-Rings-Solenoid Block

 

23 

 1 

1823 

Solenoid Block (Aluminum)

 

24 

 1 

481006 

Solenoid-With Manual Override

 

 

 1  

2891 

Solenoid-Without Manual Override

 

25 

 2 

021442 

Bolt, 5/16-24 x 1.875"

 

26 

 1 

2271 

1.25" Dia. Shaft Thrust Washer

 

27 

 1 

2270 

1.25" Dia. Shaft Thrust Bearing

 

28 

 1 

2150 

1.25" Dia. Shaft Seal, High Pressure

 

29 

 1 

1435 

1.25" Dia. Shaft Seal, Dust, 1.312"

 

30 

 1 

1323 

1" Dia. Shaft Thrust Washer

 

31 

 1 

1585 

1" Dia. Shaft Thrust Bearing 

(pressed into flange)

 

32 

 1 

2175 

1" Dia. Shaft Seal, High Pressure, 1.063"

 

33 

 1 

1325 

1" Dia. Shaft Seal, Dust, 1.062"

Summary of Contents for 700 Series

Page 1: ...Bulletin SM1531 001 US Pump Motor Division Effective May 2006 700 Series Low Speed High Torque Service Procedure...

Page 2: ...product catalog Due to the variety of operating conditions and applications for these products or systems the user through its own analysis and testing is solely responsible for making the final sele...

Page 3: ...aulic Pump Motor Division Greeneville TN 37745 USA Table of Contents Contents Introduction 4 Troubleshooting Guide 5 6 Tools Materials Required for Maintenance 7 Service Parts List 8 10 Exploded Views...

Page 4: ...e component part names and item numbers assigned on the exploded assembly views corresponds with names and item numbers in parentheses used in the disassembly and assembly procedures Refer to the expl...

Page 5: ...ulic system problems which can drastically reduce the long life designed into these motors Three key areas to check are Temperature Do not exceed 180 F Fluid Viscosity at the maximum temperature must...

Page 6: ...etely Check replace damaged O Rings Torque to manufacturer s specifications Replace oil seal rings Correct heat problem If bolts are loose because of excessive pressures as indicated by most or all be...

Page 7: ...ols and Materials Required for Servicing Clean petroleum based solvent Emery paper Vice with soft jaws Air pressure source Screwdriver Tape Breaker bar or impact wrench Torque wrench 50 ft lbs Socket...

Page 8: ...s 13 1 1060 34 O Ring Flange 2 034 14 2 040230 0565 Dowel 15 8 See Following Page Bolt 16 1 See Following Page Front Bearing Housing 17 1 See Following Page IGR Set Front 18 2 036300 7 8 14 SAE Plug 1...

Page 9: ...Item 11 Bearing Housing Center Block Shaft Output SL012004A1 1 Dia Shafts 1 4 19 BSPP SM012002A1 SL019012 1 Key 7 8 14 O Ring SL019020 6B Spline Pilot Act SL019013 25mm Key SL012003A1 SL019017 7 8 13T...

Page 10: ...s A Flange including seats PA 2983 1 PA 2984 1 B Flange including seats PA 2983 2 PA 2984 2 1 Keyed Shaft 2970 0 SL019000 1 6B Spline Shaft 2970 1 SL019011 25mm Keyed Shaft 2970 2 SL019002 78 13T Spli...

Page 11: ...33 30 11 Item Description No 3 O Ring 6 Shaft Internal 7 Commutator Plate 8 Check Ball 9 Center Block 10 Bolt Allen 13 O Ring Flange 14 Dowel 15 Bolt Allen 16 Front Bearing Housing 17 IGR TM Set Fron...

Page 12: ...ration Hydraulic Pump Motor Division Greeneville TN 37745 USA 12 700 Series Exploded View Cover End 6 2 3 1 5 3 18 9 3 7 8 4 5 Item Description No 1 Bolt Hex 2 Cover 3 O Ring 4 IGRTM Set Rear 5 Clip 6...

Page 13: ...Motor Division Greeneville TN 37745 USA 13 700 Series Exploded View Optional Solenoid 20 19 23 18 24 25 Solenoid Block Bottom View Item Description No 18 Plug Spool Port 19 Spring Valve 20 Valve 21 Ch...

Page 14: ...and hose fittings Immediately plug port holes and fluid lines Remove the motor from system Drain it of fluid and take it to a clean work surface Clean and dry the motor before you start to disassemble...

Page 15: ...ring pieces 5 NOTE With the snap ring removed the shaft will fall out of the motor unless you maintain a grip on it 14 Remove the valve plate shaft 6 commutator plate 7 and seal 3 Seal Removal 15 Rem...

Page 16: ...re requirements WARNING NOTE Do not dislodge square ring seal 3 while positioning the commutator plate 7 6 Insert the internal shaft through the commutator plate and center block with the spline snap...

Page 17: ...ng and short to match up with the 4 dowels in the front bearing housing 16 23 Install an O Ring 3 into the groove of the front bearing housing 16 Place the front bearing housing with O Ring over the s...

Page 18: ...manufacturer with viscosity no less than 50 SSU Filtration Recommended filtration Beta 25 ratio of at least 2 Oil Temperature Maximum operating temperature 180 Do not mix oil types Any mixture or non...

Page 19: ...minor Comply with manufacturer s specifications for cleaning or replacing the filter Do not strike or drop the motor on the shaft end This will cause internal damage CAUTION Do not weld braze solder...

Page 20: ...years have elapsed without Buyer placing an order for the items which are manufactured using such property Seller shall not be responsible for any loss or damage to such property while it is in Selle...

Page 21: ......

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