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Summary of Contents for Parker Torqmotor TF Series
- Page 1 HY13-1527-M1/US Torqmotor™ Service Procedure Effective: April 2015 TF, TG, TH and TL Series Low Speed, High Torque Hydraulic Torqmotors™...
- Page 2 Offer of Sale The items described in this document are hereby offered for sale by Parker Hannifin Corporation, its subsidiaries or its authorized distributors. This offer and its acceptance are governed by the provisions stated in the “Offer of Sale”.
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Page 3: Table Of Contents
EQUIPMENT OPERATOR AND THE PERSON INSPECTING OR REPAIRING THE TORQMOTOR™. Disclaimer This Service Manual has been prepared by Parker Hannifin for reference and use by mechanics who have been trained to re- pair and service hydraulic motors and systems on commercial and non-commercial equipment applications. Parker Hannifin... -
Page 4: Design Features
• Up to 49 horsepower output. • Greater durability because of superior lubrication and minimum drive spline wear. MATCHED COMMUTATOR SET • Zero leak commutation valve provides greater, more consistent volumetric ef- ficiency. Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US... -
Page 5: Introduction
If you must service the Torqmotor™, Service parts are available through the Original Equip- the checklist will help you to determine where the ment Manufacturer or Parker approved TF, TG, TH problem may be. and TL Torqmotor™ Distributors. -
Page 6: Troubleshooting Guide
The Torqmotor™ is not recommended for hydraulic systems with maximum temperatures above 200°F (93.3°C). Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US... -
Page 7: Troubleshooting Checklist
Torqmotor™ unit. CAUTION: If the hydraulic system fluid becomes overheated [in excess of 200°F (93.3°C)], seals in the system can shrink, harden or crack, thus losing their sealing ability. Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US... -
Page 8: Tools And Material Required For Servicing
• TF, TG & TL Torqmotors require blind hole bearing puller for 1.400 inch dia. (35.6 mm) and 2.130 inch dia. (54.1 mm) bearings. • Clean corrosion resistant grease. Part #406018 is included in each seal kit. Recommended grease is Parker Specification #045236 or Mobil Mobilith SHC ®... -
Page 9: Bolt Torque
300-400 ft. lbs. (407-542 N m) - TL press internal bearing .576 below face - TH press internal bearing .120 below face (Fabricate if considered necessary) Figure 1 – TF & TG (see note) Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US... -
Page 10: Exploded Assembly View
15. Thrust Bearing 8b. Stator or Stator Half 16. Seal 8c. Vane (7) 17. Backup Ring 8d. Stator Half 8e. Vane (7) = Items not sold separately. Sold as matched sets only. Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US... - Page 11 400140 Clutch Motor applies to TF Series only (Not available in 53† Retaining Ring 401623 22, 25, 29 cu in.) Plug 036024 SHC Oil 90 WT 45± 5CC Housing ME012013A1 Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US...
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Page 12: Tf Service Parts List Chart
Item #1B ME016001J1 ME012007A1 ME012307A1 455063 WE- Wheel, Optional (4 Bolt) Rear Port (Manifold; Radial) Item #1B ME016001J1 ME012011A1 SAE A (4 Bolt) Rear Port (Manifold; Radial) Item #1B ME016001J1 ME012049A1 Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US... - Page 13 ME018001A1 commutator ass’y. is required if the designated “OPTION GROUP” #028515 and #029118 back up washers, #478035 dirt & water seal, #032819 six seal is AAAM, AAAN, or AAAP. rings, #406018 grease pack, bulletin #050016. Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US...
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Page 14: Tg Service Parts List Chart
Item #1B ME016001J1 ME012007A3 ME012307A3 455063 WE- Wheel, Optional (4 Bolt) Rear Port (Manifold; Radial) Item #1B ME016001J1 ME012011A3 SAE A (4 Bolt) Rear Port (Manifold; Radial) Item #1B ME016001J1 ME012049A3 Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US... - Page 15 Shaft nuts are zinc dichromate. ME018001A1 commutator ass’y. is required if the designated “OPTION GROUP” is AAAM, AAAN, or AAAP. Order (2) #032790 seals for parts when ordering manifold-style porting. Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US...
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Page 16: Th Service Parts List Chart
039046* (3/8x1) 025131 32- 1-1/2” Straight Key MJ019001 039040** (3/8x1.43) 028492 021483 028966 401464 36- 17 Tooth Spline MJ019002 62- 14 Tooth Spline MJ019007 73- 17 Tooth Spline M12 Tap MJ019009 Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US... - Page 17 #032836 inner seal, #028537 and #028538 backup ITEM #22 is part of plug & o-ring assy’s but can be serviced separately. washers, #478063 dirt & water, #406018 grease pack, bulletin #050016. Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US...
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Page 18: Tl Service Parts List Chart
Standard seal kit #SK000212 includes six #032819 seal rings (buna), #032439 High Temp commutator seal, #032818 inner seal fluorocarbon and #478035 dirt & water seal, 406018 grease pack and bulletin #050073. Shaft nuts are zinc dichromate. Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US... -
Page 19: Disassembly & Inspection
• Keep parts separate to avoid nicks and burrs. • Discard all seals and seal rings as they are removed from the Torqmotor™. Replace all seals, seal rings and any damaged or worn parts with genuine Parker or OEM approved service parts. Parker Hannifin Corporation... - Page 20 (1, 1A, 1B, or 1C) using an appropriate 9/16 inspect bolts inch size socket. SEE FIGURE 4. Inspect bolts for damaged threads, or sealing rings, under the bolt head. Replace damaged bolts. SEE FIGURE 5. Figure 5 Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US...
- Page 21 Remove 7. Remove commutator ring (6). SEE FIGURE 9. & inspect Inspect commutator ring for cracks, or burrs. commutator ring Figure 9 Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US...
- Page 22 Torqmotor™. Marking all rotor components and mating spline components for exact repositioning at assembly will ensure maximum wear life and performance of rotor set and Torqmotor™. Figure 13 Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US...
- Page 23 Remove thrust 13. Remove thrust bearing (11) from top of bearing coupling shaft. Inspect for wear, brinelling, corrosion and a full complement of retained rollers. SEE FIGURE 17. Figure 17 Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US...
- Page 24 NOTE: A slight “polish” is permissible in the shaft bearing areas. Anything more would require coupling shaft replacement. Remove seal 16. Remove and discard seal ring (4) from ring from housing (18). housing Figure 20 Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US...
- Page 25 Inspect tapped holes for thread damage. SEE FIGURE 23. If the housing is defective in these areas, discard the housing assembly. Figure 23 Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US...
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Page 26: Disassembly & Inspection
(18) without damaging the housing. Remove thrust washers (14) and thrust bearing (15) and inspect. SEE FIGURES 26 & 27. Figure 26 Figure 27 THE DISASSEMBLY OF TORQMOTOR™ IS COMPLETED. Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US... -
Page 27: Torqmotor™ Assembly
• NOTE: Individual seals and seal rings as well as a complete seal kit are available. SEE FIGURE 28. The parts should be available through most OEM parts distributors or Parker approved Torqmotor™ distributors. (Contact your local dealer for availability). - Page 28 The dirt and water seal (20) must be pressed in with the lip facing out and until the seal is flush to .020 inches (.51 mm) below the end of housing. SEE FIGURE 30. Figure 30 Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US...
- Page 29 Use the opposite end of the bearing mandrel used to press in outer bearing (19). Reference figure 2, in the “Tools and Materials Required for Servicing” section. SEE FIGURE 34. Figure 33 Figure 34 Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US...
- Page 30 (25), and new seal (16). Figure 36 7. Apply masking tape around splines or Apply masking tape to shaft keyway on shaft (12) to prevent damage to seal. SEE FIGURE 37. Figure 37 Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US...
- Page 31 CAUTION: The outer bearing (19) is not Figure 38 lubricated by the system’s hydraulic fluid. Be sure it is thoroughly packed with the recommended grease, Parker Gear grease specification #045236, E/M Lubricant #K-70M. NOTE NOTE: Mobil Mobilith SHC ® 460 NOTE: A 102 Tube (P/N 406010) is included in each seal kit.
- Page 32 Figure 45 pattern on the rotor splines if apparent, to determine which side was down. The rotor set seal ring groove faces toward the wear plate (9). Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US...
- Page 33 SEE FIGURE 48. Figure 48 Install 15. Assemble the commutator ring (6) onto the commutator ring manifold. SEE FIGURE 49. Figure 49 Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US...
- Page 34 3/8 inch Allen or 1 inch Hex socket required. SEE FIGURE 53. Figure 53 Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US...
- Page 35 50-55 ft. lbs. (68-75 N m) for the seven 3/8-24 threaded bolts. SEE FIGURES 56, 57 and 58. Figure 56 Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US...
- Page 36 THE ASSEMBLY OF THE TORQMOTOR™ IS NOW COMPLETE EXCEPT FOR WOODRUFF KEY (12A), NUT (12B), WASHER (12C), BOLT (12D), LOCKWASHER (12E), RETAINER RING (12F) or PORT O-RINGS (18A) AT INSTALLATION IF APPLICABLE. PROCEED TO FINAL CHECKS SECTION. Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US...
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Page 37: Rotor Set Component Assembly Procedure (One Piece Stator)
Remove two 6. Remove the two assembled bolts (1) if used assembled bolts to retain stator and wear plate. Go to Torqmotor™ assembly procedure #15, to continue Torqmotor™ assembly. Figure 65 Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US... -
Page 38: Rotor Set Component Assembly Procedure (Two Piece Stator)
6. Place second stator half (8D) on a flat surface ring in stator half with seal ring groove up. Apply a small amount of grease to a new seal ring (4) and assemble it into stator half ring groove. Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US... - Page 39 (8E) into stator (8D), creating the necessary clearance to assemble the seventh or full complement of seven vanes. Assemble the seven vanes using minimum force. Go to Torqmotor™ assembly procedure #15, to continue Torqmotor™ assembly. Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US...
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Page 40: Final Checks
When changing fluid, completely drain old oil from the system. It is suggested also that you flush the system with clean oil. Filtration Recommended filtration 40-50 micron. Oil Temperature Maximum operating temperature 200°F (93.3° C). Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US... -
Page 41: Tips For Maintaining The System
CAUTION: Do not force any coupling onto the Torqmotor™ coupling shaft as this could damage the unit internally. Parker extends close technical cooperation and assistance. If problems occur which you cannot solve, please contact your local Parker approved Distributor or Parker Technical Support. Our phone number and fax number and address are on the back cover of this manual. - Page 42 Torqmotor™ Service Procedure HY13-1527-M1/US TF, TG, TH and TL Series Notes Parker Hannifin Corporation Hydraulic Pump/Motor Division Greeneville, TN 37745 US...
- Page 43 TF, TG, TH and TL Series The items described in this document and other documents and descriptions provided by Parker Hannifin Corporation, its subsidiaries and its authorized distributors (“Seller”) are hereby offered for sale at prices to be established by Seller. This offer and its acceptance by any customer (“Buyer”) shall be governed by all of the following Terms and Conditions.
- Page 44 Parker Hannifin Corporation 2745 Snapps Ferry Road Greeneville, TN 37745 USA Tel: (423) 639-8151 FAX: (423) 787-2418 www.parker.com/pumpmotor...
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