Chelsea® Power Take-Off
Contents
1. 1 14 P 73 3 Spacer 762 x 1 5009 ET reete 1 379700 Tee 1 380010 TUE 1 329071 64 Bearing Kit BA UN Outputs 379486 90 Elbow 1 379746 Lockring 1 329403X Assembly Sedl y 1 378263 Lockring 1 379711 1 379555 Lockring 1 379131 1 Adapter 1 378895 Lockring 1 SK 432 1 378576 Lockring 1 329057 4X Hose Assembly u ene decere eere 2 550010 Ball Bearing 1 378 x 2 8346 x 6693 1 Continued on Next Page 560972 Needle Roller Bearing Ass y 1 500 x 1 875 x 1 000 1 550439 Tapered Cone Bearing 750 x 8598 2 561056 Plain Bearing 1 500 x 1 656 x 1 00 1 31 P 102 Thrust Washer 754 x 440 1 14 P 73 1 Spacer 762 x 1 500 EE 1 14 P 73 2 Spacer 762 x 1 500 3 159 iiie cree ctae AE 1 14 P 73 3 Spacer 762 X 1 500 X E 1 35 Parker Hannifin Corporation Chelsea Products Division Chelsea Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Service Manual Kits Bill of Materials 280 Series 329354 24X Conversion Kit 24 Volt Remote Valve All 329678X Gear amp Clutch Plates Kit 500457 6 Mounting SCIOW2. 1 15 550439 Tapered Bearing Cone 750 x 8598 2 16 21 P 767 Bearing Cap e MET 1 21 2 P 933 Qutp t SAT HM 1 22 550311 Bearing Ball 1 77 x 3 346 x 748 1 23 378263 Bere iem 1 24 379555 LOCKING 1 See Page 23 for other Gear Options Service Kits 329071 62X Gasket amp Seal Kit All Outputs Except BA Bearing Kit AC XD XV RF RS and RZ All Outputs Except BA and UN 329678X Gear amp Clutch Plates Kit All 329071 63X See Page 35 36 for Kits Bill of Materials 8 Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA Service Manual 280 Series Bulletin HY25 6280 M1 US Exploded View 280GMFJP B8RK 280GBFJP B3RK 280GCFJP B3RK 280GDFJP B3RK 280GGFJP B3RK 280GPFJP B3RK 280GSFJP B3RK 280GTFJP B3RK Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA Parker Service Manual 280 Series Bulletin HY25 6280 M1 US Bill of Materials 280GMFJP B8RK 1 1 P 708 eir Pr 25 4 P 187 Spacer 1 776 2 200 239 1 2 14 P 73 1 Spacer 762 x 1 500 x 150 Thickness As Required 1 or 26 28 P 267 Oil Seal 2 627 x 1 750
3. 2 16 21 P 767 Bearing cue iere e Den RE Edd 1 21 2 933 Oulp t Gear 971 1 22 550311 Ball Bearing 1 77 x 3 346 748 1 23 378263 LOCKING m 1 24 379555 Hee denm 1 See Page 23 for other Gear Options Service Kits 329071 62X Gasket amp Seal Kit All Outputs Except BA Bearing Kit AC XD XV RF RS and RZ All Outputs Except BA and UN 329678X Gear amp Clutch Plates Kit All 329071 63X See Page 35 36 for Kits Bill of Materials 6 Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Service Manual Exploded View 280GMFJP B5RK 280 Series 280GBFJP B3RK 280GKFJP B3RK 280GCFJP B3RK 280GPFJP B3RK 280GDFJP B3RK 280GSFJP B3RK 280GGFJP B3RK 280GTFJP B3RK 7 Parker Hannifin Corporation Chelsea Products Division Chelsea Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Service Manual Bill of Materials 280 Series 280GMFJP B5RK 1 1 P 705 HOUSING S saa 1 25 4 187 Spacer 1 776 x 2 200 X 239 1 2 14 P 73 1 Spacer 762 x 1 500 x 150 Thickness As Required 26 28 267 Oil 2627 x 1 7500 EE 1 14 73 2 Spacer 762 x 1 500 x 153 27 378447 8 Capscr
4. 1 329650X Electronic Overspeed Controller 1 35 101 Bearing Cap Gasket Wet Spline 1 329076X Hydraulic Shift 1 379243 Speed Sensor 1 329071 63X Bearing Kit AC XD RF RS RZ All Outputs Except BA and UN 329354 12X Conversion Kit 12 Volt Remote Valve 379746 Lockring 1 22 P 112 c r 1 378263 Lockring 1 500457 6 Mounting Screw 379555 Lockring 1 500357 7 Fockwaeber 560972 Needle Roller Bearing Ass y 1 500 x 1 875 x 1 000 1 379686 1 Solenoid Valve a 1 550311 Ball Bearing 1 77 x 3 346 748 1 379449 Screen Adapter 1 550439 Tapered Cone Bearing 750 x 8598 2 379258 BACK OU 1 561056 Plain Bearing 1 500 x 1 656 x 1 00 1 379564 2 ee 2 31 102 Thrust Washer 754 x 440 x 030 1 329231X Valve Connector 1 14 P 73 1 Spacer 762 x 1 500 5 isse tc tete AE 1 329230X 1 14 73 2 Spacer 762 x 1 500 A459 1 328075X Hose Assembly
5. 1 54 21 P 731 P imp elarige ne redet tere iie 1 13 28 P 191 O Ring 549 x 103 1 14 378452 7 Set Screw SH 250 20 500 1 15 550439 Tapered Bearing Cone 750 x 8598 2 16 21 P 767 Bearing 1 21 2 930 4 1 22 550311 Ball Bearing 1 77 x 3 346 x 748 1 23 378263 Bed ERR 1 24 379555 1 See Page 23 for other Gear Options Service Kits Part Number Description 329071 62X Gasket amp Seal Kit All Outputs Except BA Bearing Kit AC XD XV RF RS and RZ 329071 63X Outputs Except BA and UN 329678X Gear amp Clutch Plates Kit All See Page 35 36 for Kits Bill of Materials 10 Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Service Manual Exploded View 280GMFJP B3BA 280 Series 280GBFJP B3RK 280GKFJP B3RK 280GCFJP B3RK 280GPFJP B3RK 280GDFJP B3RK 280GSFJP B3RK 280GGFJP B3RK 280GTFJP B3RK 11 Parker Hannifin Corporation Chelsea Products Division Chelsea Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Service Manual Bill of Materials 280 Series 280GMFJP B3BA Part Number Descr
6. 2 Final Check 2 1 While holding the Input Gear turn the Output Shaft If everything is assembled correctly the Shaft will turn freely Next roll the Gears They should roll freely No side to side wobble should occur if the unit is assembled correctly 2 2 The unit is ready to be installed back on the transmission Part Number 11 329442 12X 329442 24X 329463 12X 329463 24X 34 P 143 28 P 119 378811 378849 378447 6 379995 380012 380124 G 379993 12 B 379993 24 C D 380011 12 380011 24 380123 12 mm DO ZS 380123 24 Description Valve amp Cap Assembly 12V KV Pitch Only 10r Valve amp Cap Assembly 24V KV Pitch 1 Valve amp Cap Assembly 12V FJ Pitch Only 10r Valve amp Cap Assembly 24V FJ Pitch Only 1 MEE apa 1 OiltSeal HI Pressure tnt 1 oasaqtaq hiaan siyasi 1 Retaining Ring 1 Sockethead Capscrew 312 18 x 1 00 1 Clamp KV Included with 379993 Valve 1or Clamp FJ used with 380011 Valve 1 Clamp FJ used with 380123 Valve 1 Hydraulic Valve 12V KV White Connector 1 or Hydraulic Valve 24V KV Black Connector 1 Hydraulic V
7. ecc to eno rien iterari Ea er b 2 2 P 858 Output Gear SOW 1 500357 7 LoGkWasher decayed Aste ace 2 379485 Friction DISC 11 379686 2 Solenoid Valve 1 380065 Clutch Plate tret oe ren eite 10 379449 ciet teu URDU DE EM TON aie 1 379258 elek 1 7170 86X Mounting Kit FJ Gear Pitch 379564 2 Cap Thread 379451 ron 2 329231X Valve Gonrnector iic coc iter imer orent 1 379453 10 Capscrew M10 1 5 x 1 878 siete cte 8 329230X EDM 1 379486 90 1 328075 Hose Assembly 1 SK 355 1 22 112 Gasket anseres 1 379700 Tee Female 1 7170 117X Mounting Kit KV Gear Pitch 380010 Union kemale quac RIPE IURE 1 379451 e le 2 379486 90 1 379453 10 M10 1 5 x 1 978 aee 8 329403X Assembly Seal 1 379812 Male Connector icc a u u Au 1 379711 1 379131 1 s nu EE 1 SK 432 Installation 1 329057 4 le ul e ret 2 329448 12X Conversion Kit E O C 12V KV Pitch 28 P 17
8. 312 1 14 P 73 2 Spacer 762 x 1 500 x 153 27 378447 8 Capscrew SH 312 18 x 1 500 14 P 73 3 Spacer 762 x 1 500 x 156 29 378422 Drive Screw 2 3 31 P 102 Washer Thrust 754 x 440 030 1 30 68 P 51 Name Plate 1 4 22 P 112 Gasket m 1 31 5 1491 Input Gear 50T FJ Gear Pitch 1 5 329724 4 Drive Shaft amp Clutch Assembly 1 32 5 P 1482 0 Gear Ratio EE 1 6 379746 1 33 379522 LOCKING 1 7 560972 Bearing Needle Roller Assembly 1 500 x 1 875 x 1 000 2 34 379231 Pipe Plug KEE 1 8 22 P 101 Gasket gunu us a a 1 35 379242 Adapter Straight 125 27 x 750 16 1 9 31 P 70 Washer Thrust 1 507 x 2 167 094 1 36 379486 O 1 10 378447 6 Capscrew SH 312 18 1 000 3 37 379564 2 Thread 4381 1 11 329463 12 12V Valve Cap 1 50 35 P 101 Gasket Bearing Cap Wet Spline 1 12 9 P 106 Idler Shaft 75
9. Screw 14 Gauge Wire 379252 p with Fork Terminal Butt Connector 7 379306 379265 Spade Terminal li Grommet T 379005 XY 24 Volt C f Indicator Light 379502 Pressure Blue Wire Switch Torque to 573 378978 120 144 Lb In Switch Vol Slice Grommet Indicator Light Insert in Hole Red Wire in Firewall Rear Valve Cover x Shown In Standard mS P Option Position m 379900 INT e J Fuse Holder Ass y w 10 AMP Fuse Positive Terminal of 379257 Splice Connector 329141 1X Hose Order Hose Separately Per Chart Ignition or Battery 379502 Pressure Switch Torque to 120 144 Lb In 329141 1X Hose 379486 90 Fitting Install in Transmission d E High Pressure Port Sannan NOTE Connection to Transmission Controller is Required for 3000 Series MD Left or Right Side Full Pressure to P T O Clutches 4000 Series HD Left Side Only Darker 25 Parker Hannifin Corporation Chelsea Products Division Chelsea Olive Branch MS 38654 USA 380451 Pressure Switch Elbow on 3 Arrangement 3 Arrangement Rear Valve Cover Shown in Option R Rotated 120 from Standard Position Bulletin HY25 6280 M1 US Service Manual Installation Sketches 280 Series Install
10. pn papas areae 21 23 cM 22 E e teret te dee 23 Section 4 Installation Gchemateces 24 26 Shift Installation Kit without Electronic Overspeed Control SK 347 Rev 25 Installation RF RS RY RZ amp UN Wet Spline 280 Series 5 508 26 Section 5 Installation Instructions 27 29 Mounting the P T O on the Transmission 28 29 Section 6 Troubleshooting Instructions 2 2 30 33 Eee 31 33 Section 7 u L UL nu SD pp b p 34 36 Kits Bill of VE EE ETS 35 36 Offer Of 40 II Parker Hannifin Corporation Chelsea Products Division Chelsea Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Service Manual Section 1 P T O Information 280 Series 1 Parker Hannifin Corporation Chelsea Products Division Chelsea Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Overview The item numbers identifying parts are the same item numbers used on the engineering drawings 3 Ensure tools and fixtures are current and have the required inspection and calibration labels and or tags 4 The terms OUTPUT and DRIVE are used interchang
11. 2 and one Thrust Washer 3 Remove the two Tapped Bearing Cones 15 from the Gear Inspect Gear Races and Teeth for cracks nicks heat signs or other damage Replace if necessary 4 4 Press the remaining Needle Bearing 7 from the Housing 1 Important This Bearing 7 will be damaged during removal Replace it with a new one 4 5 Inspect the Housing 1 for deep grooves gouges and cracks Make sure sealing surfaces are smooth 4 6 Chelsea strongly recommends that you replace all used Retaining Rings O Rings Seals Bearings and Gaskets with new ones during P T O service Also replace any worn or damaged components you found during disassembly 4 7 Clean all reusable components 17 Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Service Manual Assembly 280 Series Assembly 1 Assembly 1 1 16 Lubricate a new Bearing Cap Oil Seal 26 Then using an appropriate 1 1 Output Shaft and Clutch Pack Assembly Standard Shaft Seal Slide Driver and a soft Mallet or Press install it into the 1 1 1 If the Spacer 25 and Retaining Ring C4 were removed from the Shaft Bearing Cap 16 earlier replace them with new ones now 1 1 2 Lubricate the Output Shaft C1 Secure it in a Vise making certain not to scratch it 1 1 3 Install the Clutch Gear C6 3 1 1 4 Lubricate the metal Clutch Plates C6 1 Then starting with a Friction Disc C6 1 which has teeth on th
12. 22 50 Input Option Lube Option e e S OD 0 0 280 G B FJ P Standard Mount 25 47 28 44 31 41 33 39 35 37 37 35 39 33 41 31 Allison Caterpillar Pressure Lube Only Valve Cap Rotated 120 Valve Cap Rotated 240 Wet Spline Valve Cap Rotated 120 with Wet Spline Valve Cap Rotated 240 with Wet Spline Service Manual 280 Series 5 XD L Output Option AB DIN 120 Flange AC DIN 100 Flange BA 1410 Flange with Shaft Brake BD 1 250 Keyed with Shaft Brake RF Class 2 amp 4 Bolt Rotatable Pump Mount 15T RK Class B 2 amp 4 Bolt Rotatable Pump Mount 13T RS Class 2 amp 4 Bolt Rotatable Pump Mount 14T RY DIN 5462 Pump Mount 8T RZ Class 2 amp 4 Bolt Pump Flange Class C Shaft UN UNI 8953 3 Bolt Pump Flange 6T XD 1 250 Round Shaft Keyed XV 1 1 2 10T Spline Shaft with 1410 Flange Assembly Arrangement 3 Gear Forward Shaft Rear Bulge Up Left Side Bulge Down Right Side 5 Gear Forward Shaft Rear Bulge Up Right Side Bulge Down Left Side 8 Gear Forward Shaft Rear Shift Option 2 Sr stop 12V Hydraulic Valve 24V Hydraulic Valve 12V Remote Valve w o E O C 24 Remote Valve w o E O C 12V Hydraulic Valve w E O C 24V Hydraulic Valve w E O C 12V w o Installation Kit 24V w o Installation Kit Air Elec Hyd amp Dump Pump Air Combo Valve with
13. Kick Out amp Neutral Spring Return Air Elec Hyd amp Dump Pump Air Combo Valve Less P T O Kick Out amp Neutral Spring Return Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA Service Manual 280 Series Bulletin HY25 6280 M1 US Assembly Arrangements Assembly 3 O E Assembly 8 Assembly 5 Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA Parker Service Manual 280 Series Bulletin HY25 6280 M1 US Exploded View 280GMFJP B3RK Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA 2 2 tC CC C CC c c tc CO CO co m LD LD LD U U NMOAGOYAHE 5 5 5 5 5 5 5 5 CO CO CO CO CO CO CN CN CN CN CN Bulletin HY25 6280 M1 US Service Manual Bill of Materials 280 Series 280GMFJP B3RK 1 P 703 aei 25 4 P 187 Spacer 1 776 x 2 200 x 289 LLL 1 2 14 P 73 1 Spacer 762 x 1 500 x 150 Thickness As Required 1 or 26 28 P 267 Oil Seal 2 627 x 1 750 312 2 222 2 2 1 14 P 73 2 Spacer 762 x 1 500 x 153 27 378447 8 Capscrew SH 312 18 x 1 500 4 14 P 73 3 Spacer 762 x 1 500 x 156 29 378422 Drive Sc
14. be hot Fig 1 NOTE Installation shown is for Left Side Street Side of transmission 2 Remove the P T O aperture plate with a 15mm socket Fig 2 3 Remove the gasket and clean the aperture surface Fig 3 NOTE Do not reuse the gasket that comes with the transmission 4 Using a screwdriver install the guide pins until they bottom out Fig 4 NOTE Do not use sealing compounds because they are generally incompatible with automatic transmission fluid 5 Install the special gasket over the guide pins The ribbed surface should face outward toward the installer Fig 5 NOTE To ensure proper backlash and sealing of P T O to transmission only use gasket furnished with the 6 Position the P T O and secure it with the top capscrew Fig 6 7 Install the remaining capscrews Torque all to 40 50 Lbs ft 54 68 N m or 5 5 6 9 Kg m Fig 7 NOTE Always use a crossing pattern with tightening capscrews 8 If installing a wet spline output attach hose to tee fitting on output flange If non wet spline option attach hose to fitting at P T O valve Fig 8 28 Parker Fig 4 Service Manual 280 Series Fig 7 Fig 8 Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Installation Instructions 9 Remove the Transmission High Pressure port plug and securely install the 90 elbow fitting supplied with the P T O F
15. built If the was correctly specified and wear pattern in most cases However to meet the rugged demands of the Mobile then failed prematurely there are two Whatever the reason for a P T O failure contaminants in the oil or an installation Equipment Industry With proper use likely causes improper installation and or there will be confusion over who or what is that is too tight will cause severe pitting and maintenance the Chelsea P T O will operator misuse These are tough problems at fault More than likely the product will be provide a long service life both on highway because they involve people as well as blamed Although the P T O cannot defend and off Yet if a problem does arise it product An improperly installed can itself its failed parts will tell a story is important to diagnose its causes and normally be identified immediately by the correct it at once sound it makes It will whine if installed to tightly or clatter if it is installed to lt The first place to look when troubleshooting loosely Sometimes the vehicle itself may 3o a PT O failure is in the application itself contribute enough noise to mask the sound Repeated or premature failure be of the P T O and one may not notice the a sign of an incorrect application This problem can be discovered by using the Chelsea HY25 3001 US General Information Catalog or HY25 3000 US Applications Catalog Check to see if the
16. expression of the terms of sale All prior or contemporaneous written or oral agreements or negotiations with respect to the subject matter are herein merged 20 Compliance with Law U K Bribery Act and U S Foreign Corrupt Practices Act Buyer agrees to comply with all applicable laws and regulations including both those of the United Kingdom and the United States of America and of the country or countries of the Territory in which Buyer may operate including without limitation the U K Bribery Act the U S Foreign Cor rupt Practices Act and the U S Anti Kickback Act the Anti Kickback Act and agrees to indemnify and hold harmless Seller from the consequences of any violation of such provisions by Buyer its employees or agents Buyer acknowledges that they are familiar with the provisions of the U K Bribery Act the FCPA and the Anti Kickback Act and certifies that Buyer will adhere to the requirements thereof In particular Buyer represents and agrees that Buyer shall not make any payment or give anything of value directly or indirectly to any governmental official any foreign political party or official thereof any candidate for foreign political office or any commercial entity or person for the purpose of influencing such person to purchase products or otherwise benefit the business of Seller 07 14 Parker 40 Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA Park
17. may lead to P T O driveshaft or driven equipment problems 32 One of the most serious problems a can suffer is a cracked case This condition can lead to oil loss and eventual transmission failure Improper installation poorly torqued bolts or an unsupported direct mount pump can cause such a problem case can also be damaged by foreign objects meshing between the gear teeth severe shock load or even hitting an obstacle in the road Prevention is the best cure for case damage Therefore always torque the P T O flange bolts in sequence and the proper specifications Also be sure to check the weight of the direct mount pump and if it is over forty pounds make a support bracket for it Deep Mesh Pattern Caused by Improper Backlash Adjustment Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Troubleshooting Shifting problems are sometimes a complaint an operator will have about his A that is hard to shift may be caused by a tight bend in the shifter cable poor leverage a gear that is installed backwards or too tight of an installation Many of these problems can be solved by inspecting the P T O installation and making the proper adjustments regarding cable length gear position or shift lever Remember a lever operated shift linkage should not be connected to a wire shift cover The mecha
18. or otherwise dispose of any special tooling or other property in its sole discretion at any time 10 Buyer s Obligation Rights of Seller To secure payment of all sums due or otherwise Seller shall retain a security interest in the goods delivered and this agreement shall be deemed a Security Agreement under the Uniform Commercial Code Buyer authorizes Seller as its attorney to execute and file on Buyer s behalf all documents Seller deems necessary to perfect its security interest 11 Improper use and Indemnity Buyer shall indemnify defend and hold Seller harmless from any claim liability damages lawsuits and costs including attorney fees whether for personal injury property damage patent trademark or copyright infringement or any other claim brought by or incurred by Buyer Buyer s employees or any other person arising out of a improper selection improper application or other misuse of Products purchased by Buyer from Seller b any act or omission negligent or otherwise of Buyer c Seller s use of patterns plans drawings or specifications furnished by Buyer to manufacture Product or d Buyer s failure to comply with these terms and conditions Seller shall not indemnify Buyer under any circumstance except as otherwise provided 12 Cancellations and Changes Orders shall not be subject to cancellation or change by Buyer for any reason except with Seller s written consent and upon terms that will indemnify defend and h
19. parker com KZ Kazakhstan Almaty Tel 7 7273 561 000 parker easteurope parker com NL The Netherlands Oldenzaal Tel 31 0 541 585 000 parker nl parker com NO Norway Asker Tel 47 66 75 34 00 parker norway parker com PL Poland Warsaw Tel 48 0 22 573 24 00 parker poland parker com PT Portugal Leca de Palmeira Tel 351 22 999 7360 parker portugal parker com RO Romania Bucharest Tel 40 21 252 1382 parker romaniaQparker com RU Russia Moscow Tel 7 495 645 2156 parker russia parker com SE Sweden Sp nga Tel 46 0 8 59 79 50 00 parker sweden parker com SK Slovakia Banska Bystrica Tel 421 484 162 252 parker slovakia parker com SL Slovenia Novo Mesto Tel 386 7 337 6650 parker slovenia parker com TR Turkey Istanbul Tel 90 216 4997081 parker turkey parker com UA Ukraine Kiev Tel 380 44 494 2731 parker ukraine parker com UK United Kingdom Warwick Tel 44 0 1926 317 878 parker uk parker com ZA South Africa Kempton Park Tel 27 0 11 961 0700 parker southafrica parker com North America CA Canada Milton Ontario Tel 1 905 693 3000 MX Mexico Toluca Tel 52 72 2275 4200 Parker Hannifin Corporation Chelsea Products Division 8225 Hacks Cross Road Olive Branch Mississippi 38654 USA Tel 662 895 1011 Fax 662 895 1069 www parker com chelsea Asia Pacific AU Australia Castle Hill Tel 61 0 2 9634 7777 CN China Shang
20. the Seller within 10 days of delivery No other claims against Seller will be allowed unless asserted in writing within 30 days after delivery Buyer shall notify Seller of any alleged breach of warranty within 30 days after the date the defect is or should have been discovered by Buyer Any action based upon breach of this agreement or upon any other claim arising out of this sale other than an action by Seller for an amount due on any invoice must be commenced within 12 months from the date of the breach without regard to the date breach is discovered 6 LIMITATION OF LIABILITY UPON NOTIFICATION SELLER WILL AT ITS OPTION REPAIR OR REPLACE A DEFECTIVE PRODUCT OR REFUND THE PURCHASE PRICE IN NO EVENT SHALL SELLER BE LIABLE TO BUYER FOR ANY SPECIAL INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF OR AS THE RESULT OF THE SALE DELIVERY NON DELIVERY SERVICING USE OR LOSS OF USE OF THE PRODUCTS OR ANY PART THEREOF OR FOR ANY CHARGES OR EXPENSES OF ANY NATURE INCURRED WITHOUT SELLER S WRITTEN CONSENT EVEN IF SELLER HAS BEEN NEGLIGENT WHETHER IN CONTRACT TORT OR OTHER LEGAL THEORY IN NO EVENT SHALL SELLER S LIABILITY UNDER ANY CLAIM MADE BY BUYER EXCEED THE PURCHASE PRICE OF THE PRODUCTS 7 User Responsibility The user through its own analysis and testing is solely responsible for making the final selection of the system and Product and assuring that all performance endurance maintenance safety and warning requirem
21. 0 280 PFJ 5 P 1491 50 5 P 1483 97 2 932 38 280 SFJ 5 P 1491 50 5 1484 39 2 934 36 280 TFJ 5 P 1491 50 5 P 1485 42 2 P 936 33 280 BKV 5 P 1493 45 5 P 1478 22 2 P 925 53 280 CKV 5 1493 45 5 1495 25 2 926 50 280 DKV 5 P 1493 45 5 P 1479 28 2 P 927 47 280 GKV 5 P 1493 45 5 P 1480 31 2 P 928 44 280 MKV 5 P 1493 45 5 P 1482 35 2 P 930 40 280 PKV 5 P 1493 45 5 P 1483 2 932 38 280 SKV 5 P 1493 45 5 P 1484 39 2 P 934 36 280 TKV 5 1493 45 5 1485 42 2 936 33 23 Parker Hannifin Corporation Chelsea Products Division Darker Chelsea Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Service Manual Section 4 Installation Schematics 280 Series S E C T 4 24 Parker Hannifin Corporation Chelsea Products Division Chelsea Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Service Manual Installation Sketches 280 Series Shift Installation Kit 280 Series without Electronic Overspeed Control SK 347 Rev G Run Wires Through Reference Kit 329024 12X for 12 Volt Installation Blue Wire Grommet in Firewall Reference Kit 329024 24X for 24 Volt Installation Cab or Frame Black Wire Pre 2005 Connect to Pin J1 6 or Wire 106 379504 Valve Connector 2005 Later Connect to Pin 43 or Wire 4143 and Wire Assembly Contact Chassis OEM for Location Details Red Wire AR Electrical Ground of mi 79254 17 Accepts 10 Drill 1 Dia Hole in Firewall
22. 1 1 329650 Electronic Overspeed Controller 1 329444X E O C Wire Installation 1 379243 SPSS EE 1 329448 24X Conversion Kit E OC 24V KV Pitch 28 P 171 O RING sien 1 329650 Electronic Overspeed Controller 1 329444X Wire Installation Kit rre 1 379243 Speed SONSOM vs 1 36 Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA Notes 37 Parker Hannifin Corporation Chelsea Products Division Chelsea Olive Branch MS 38654 USA Notes 38 Parker Hannifin Corporation Chelsea Products Division Chelsea Olive Branch MS 38654 USA Notes 39 Parker Hannifin Corporation Chelsea Products Division Chelsea Olive Branch MS 38654 USA Parker Hannifin Corporation Chelsea Division Offer of Sale 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 Buyer s o
23. 1 O Ring 5497 1033 1 60 31 P 113 Washer Thrust 1 385 x 3 125 x 125 1 14 378452 7 Set Screw SH 250 20 500 H 61 329410 Brake Assembly 1 15 550439 Bearing Tapered Cone 750 x 8598 2 62 379977 Spring Pih 1 16 21 P 773 Bearing E 1 63 4 130 1 21 2 933 Outpt Gar SZ T nre te 1 66 378435 7 Hex Head Capscrew 625 11 x 1 250 1 22 550010 Ball Bearing 1 378 x 2 8346 x 6693 1 70 28 P 244 Geh KE E La WEE 2 23 378895 Wo ec M 1 72 37 P 60 Spring 2 531 x 249 X KE 1 24 378576 u MEE 1 25 4 186 Spacer 1 385 x 1 750 3c 86b 1 26 28 P 212 Oil Seal 2 506 x 1 750 x 315 isses tenes 1 See Page 23 for other Gear Options Service Kits Part Number Description 329071 64X Bearing Kit BA and UN Outputs 329678X Gear amp Clutch Plates Kit All See Page 35 36 for Kits Bill of Materials 12 Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Service Manual Section 2 Disassembly Assembly 280 Series S E C T 2 13 Parker Hannifin Co
24. 8849 Retainirig RUNG 1 378447 6 Sockethead Capscrew 312 18 x 1 00 1 F 379995 Clamp KV Included with 379993 Valve 1or 380012 Clamp FJ used with 380011 Valve 1 380124 Clamp FJ used with 380123 Valve 1 G 379993 12 Hydraulic Valve 12V KV White Connector 1 379993 24 Hydraulic Valve 24V Black Connector 1 380011 12 Hydraulic Valve 12V FJ White Side Connector 1 380011 24 Hydraulic Valve 24V FJ Black Side Connector 1 or 380123 12 Hydraulic Valve 12V FJ White Connector Top New 10r 380123 24 Hydraulic Valve 24V FJ Black Connector Top New Style 1 16 Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Service Manual Disassembly 280 Series Disassembly 4 Input Gear Sub Assembly 4 1 Next remove Set Screw 14 from Main Housing 1 4 2 Pull the Idler Shaft 12 from the Housing 1 by using a long threaded 3 8 16 Bolt Replace Shaft 12 if it is nicked or scratched Inspect the Shaft O Ring 13 for nicks or cuts replace if necessary 4 3 Remove the Input Gear section 31 32 amp 33 one Spacer
25. A 22 Parker Bulletin HY25 6280 M1 US Service Manual Gear Charts 280 Series 3 and 5 Assembly Gear Chart Gear Designator Input Gear 31 No Teeth Input Ratio Gear 32 No Teeth Ratio Output Gear 21 No Teeth Output 280 BFJ 5 1491 50 5 1478 22 2 926 50 280 CFJ 5 1491 50 5 1495 25 47 280 DFJ 5 1491 50 5 1479 28 2 928 44 280 GFJ 5 P 1491 50 5 P 1480 31 2 P 929 41 280 KFJ 5 1491 50 5 1481 33 2 P 091 39 280 MFJ 5 P 1491 50 5 P 1482 35 2 933 37 280 PFJ 5 1491 50 5 1483 37 35 280 SFJ 5 P 1491 50 5 P 1484 39 2 P 936 33 280 TFJ 5 P 1491 50 5 P 1497 41 2 P 957 31 280 BKV 5 P 1493 45 5 P 1478 24 2 926 50 280 CKV 5 P 1493 45 5 1495 22 PAPRAT 47 280 DKV 5 1493 45 5 1479 28 2 928 44 280 GKV 5 P 1493 45 5 1480 31 2 929 41 280 KKV 5 P 1493 45 5 P 1481 33 2 P 931 39 280 MKV 5 P 1493 45 5 1482 35 37 280 PKV 5 P 1493 45 5 P 1483 37 2 P 935 35 280 SKV 5 1493 45 5 1484 39 2 936 33 280 TKV 5 1493 45 5 1497 41 2 937 31 8 Assembly Gear Chart Gear Designator Input Gear 31 No Teeth Input Ratio Gear 32 No Teeth Ratio Output Gear 21 No Teeth Output 280 BFJ 5 P 1491 50 5 P 1478 22 2 P 925 53 280 CFJ 5 P 1491 50 5 1495 25 2 926 50 280 DFJ 5 1491 50 5 1479 28 2 927 47 280 GFJ 5 P 1491 50 5 P 1480 31 2 P 928 44 280 MFJ 5 P 1491 50 5 P 1482 35 2 P 930 4
26. Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Service Manual Disassembly 280 Series Disassembly 2 Clutch Pack and Output Shaft 2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8 2 9 Remove the Spacer 25 from the Shaft C1 Remove the Retaining Ring 6 Thrust Washer 9 and Output Gear 21 Inspect the Washer 9 for heat damage Replace if necessary Next compress the Clutch Assembly 5 Remove the Retaining Ring C4 Slide the Clutch Back Up Cylinder C5 1 and Piston C5 2 off the Shaft C1 Remove the O Ring C5 3 from the Piston C5 2 Inspect the Piston for galling or scratches Remove the Return Spring C7 Check it for cracks or breaks Also remove the two Shaft O Rings C2 that seal off the Piston C5 2 and Clutch Back Up Cylinder C5 1 Remove and inspect the Clutch Plates C6 2 and Friction Discs C6 1 If debris is present but the Chelsea P T O Gears C6 3 aren t damaged it indicates possible transmission problems If the components burnt the problem may be low lubricant levels misapplication or engagement at too high an R P M Remove the Clutch Gear C6 3 off the Shaft C1 Check it for wear or damage Replace if necessary Retaining Ring can stay on the Shaft C1 if they aren t damaged Remove and inspect Shaft C1 especially the Bearing surfaces for nicks scratches or other damage The best way to discover these p
27. Use the special alignment tool to make the job easier The Shaft can only be installed from one direction because of the Roll Pin in the Housing 1 NOTE Once the Input Gear Assembly is installed spin the Gear to seat the Tapered Bearing Cones There should be no side to side Gear movement If side to side movement exists re shim the Gear with the appropriate thickness of shims Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Assembly Service Manual 280 Series Assembly 1 6 Valve Cap Assembly 1 6 1 If the Valve Assembly Seal B was worn or damaged replace it now Lubricate a new Seal Install it carefully with the proper Driver Important Avoid nicking the Housing 1 This could cause leakage or other damage 1 6 2 Next install the Washer C and Retaining Ring D 1 6 3 Lubricate and attach the Solenoid Valve G to the Cap A 1 6 4 Next install the Clamp F and Socket Head Capscrew E Secure the Solenoid to the Valve Cap A with Socket Head Capscrew E Torque them to 48 72 Lbs in 5 4 8 1 N m 1 6 5 Place a new Valve Cap Gasket 4 on the Valve Assembly Make sure the holes are aligned Caution Do not use sealing compounds It could affect the correct operation of the transmission 1 6 6 Attach the Valve Assembly to the P T O Housing 1 Tighten the three Capscrews 10 and torque them to 16 20 Lbs ft 22 27 N m
28. aerospace climate control electromechanical Chelsea Power Take Off filtration x fluid amp gas handling 280 Series Service Manual hydraulics pneumatics process control sealing amp shielding Darker Chelsea ENGINEERING YOUR SUCCESS CHELSEA N WARNING FAILURE OR IMPROPER SELECTION OR IMPROPER USE OF THE PRODUCTS AND OR SYSTEMS DESCRIBED HEREIN OR RELATED ITEMS CAN CAUSE DEATH PERSONAL INJURY AND PROPERTY DAMAGE This document and other information from Parker Hannifin Corporation its subsidiaries and authorized distributors provide product and or system options for further investigation by users having technical expertise It is important that you analyze all aspects of your application and review the information concerning the product or system in the current 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 selection of the products and systems and assuring that all performance safety and warning requirements of the application are met The products described herein including without limitation product features specifications designs availability and pricing are subject to change by Parker Hannifin Corporation and its subsidiaries at any time without notice Offer of Sale The items described in this document are hereby offered for sale by Parker Hannifin Corporat
29. alve 12V FJ White Side Connector 1 Hydraulic Valve 24V FJ Black Side Connector 1 or Hydraulic Valve 12V FJ White Connector NOW SVO cte ht GERI UP E 10r Hydraulic Valve 24V FJ Black Connector Top NOW 1 20 Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Service Manual Section 3 Charts 280 Series S E C T 3 21 Parker Hannifin Corporation Chelsea Products Division Chelsea Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Service Manual Torque Chart 280 Series Location Torque English Torque Metric Idler Pin Screw Set 20 30 In Lbs 2 3 Bearing Cap Open 24 28 Lbs ft 33 38 N m Rotatable Flanges RK RF RY and RS 378447 8 Qty 4 16 20 Lbs ft 22 27 N m Valve Cap Assembly 24 28 Lbs ft 33 38 N m Hydraulic Valve Clamp 96 120 In Lbs 11 13 Shaft Nut BA and XV 378435 7 75 85 Lbs ft 102 115 N m Straight Thread Connector 90 379486 120 156 In Lbs 14 18 N m Speed Sensor Port With E O C 379243 25 30 Lbs ft 34 41 N m Without E O C O Ring Boss Plug 379242 25 30 Lbs ft 34 41 N m Pipe Plug 379231 8 12 Lbs ft 11 16 Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 US
30. ation RF RK RS RY RZ amp UN Wet Spline 280 Series SK 508 Connect to 90 Connector on Valve Cover 329699 1X on Output Flange 329658 RY 329659X RK 329658X RZ 329658X Output Side Flange Valve Cover Side RS 329654X 21 P 731 21 P 731 RS 21 P 769 RY 21 P 771 35 P 101 Gasket 21 P 731 UN N A Gasket or O Ring 35 P 102 RF 35 P 102 RS 28 P 245 RY 35 P 111 RZ 35 P 102 UN 22 P 100 Bearing Cap All Exc UN 21 P 722 4 x 378447 8 UN 21 P 833 Socket Head Capscrew Torque 16 20 Lbs ft 22 27 N m 26 Parker Hannifin Corporation Chelsea Products Division Chelsea Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Service Manual Section 5 Installation Instructions 280 Series S E C T 9 27 Parker Hannifin Corporation Chelsea Products Division Chelsea Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Installation Instructions Mounting the P T O on the Transmission for Allison When installing a P T O always wear protective clothing and safety glasses 1 Begin by draining the oil from the transmission Use caution since the oil may
31. ce 1 4 7 2 Caution Do not use sealing compounds It could affect the correct operation of the transmission Install the Clutch Pack Bearing Cap Assembly into the Chelsea P T O Housing 1 1 4 7 3 Install Shaft Brake Housing 1 Spacer 57 with another Gasket 8 1 4 7 4 Secure the Bearing Cap 16 with Socket Head Capscrews 27 Tighten and torque to 16 20 Lbs ft 22 27 N m 1 4 7 5 Install Output Shaft Companion Flange 44 onto Output Shaft 1 4 7 6 Install Washer 63 and Hex Head Capscrew 66 into Threaded Bore on Output Shaft and torque to 75 85 Lbs ft 102 115 N m Pump Flange Options 1 4 8 1 Install Rotatable Flange 54 and Gasket 50 after installing P T O on transmission or on bench Torque the four Socket Head Capscrews 27 to 16 20 Lbs ft 22 27 N m Input Gear Assembly 1 5 1 1 5 2 1 5 3 1 5 4 5 5 1 5 6 Install new lubricated Bearing Cones 15 into the Input Gear 81 82 and 33 The tapers should go toward the center of the Gear Next place Tabbed Washer 12 next to the tall side of the Gear This Washer shims the unit Place the Thrust Washer 3 on the ratio side of the Gear Place the components into the Housing 1 Align the Gear Assembly with the Idler Shaft 12 hole Place a new lubricated O Ring 13 on the Shaft 12 Push it into the Housing 1 from the side opposite of the Roll Pin until it is just below the Housing 1 surface
32. ducts Division Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Disassembly Service Manual 280 Series Disassembly 3 Valve amp Asembly 3 1 Remove the three Socket Head Capscrews 10 Valve Assembly 11 and Valve Cap Gasket 4 from the Chelsea 3 2 Carefully remove the Retaining Ring D and Washer C Visually inspect the Oil Seal B now If you see signs of wear or leakage remove the Seal B Important Do not nick the Seal Bore This could result in leakage or further damage to the P T O 3 3 Remove the Solenoid Valve G Socket Capscrew E Use a Screwdriver in the Shaft Seal Opening to carefully pry the Solenoid Valve G loose from the Housing A Be careful not to damage the Seal 3 4 Remove the Solenoid Valve G from the cap Check the O Rings for damage If they are damaged replace the O Rings Item Part Number Description Qty 11 329442 12X Valve amp Cap Assembly 12V KV Pitch Only 1 or 329442 24X Valve amp Cap Assembly 24V KV Pitch Only 1 329463 12X Valve amp Cap Assembly 12V FJ Pitch Only 1 329463 24X Valve amp Cap Assembly 24V FJ Pitch Only 1 A 34 P 143 1 28 119 Oil Seal Hi Pressure socero sacs hiss 1 C 378811 1 D 37
33. e inner diameter alternately stack all the Friction Discs C6 1 and Clutch Plates C6 2 which have teeth on the outer diameter on the Shaft 1 1 5 Install the two O Rings C2 on the Shaft 1 1 6 Install the Return Spring C7 1 1 7 Lubricate a new Block Vee Ring 5 3 and position it on the Piston C5 2 The open face of the Ring should face toward the Clutch Back Up Oylinder C5 1 1 1 8 Install the Piston C5 2 centering it over the Spring Install the Clutch Back Up Cylinder C5 1 1 1 9 Compress the Piston and Clutch Assembly down past the Retaining Ring groove Install a new Retaining Ring C4 1 1 10 NOTE If servicing a unit with a Shaft Brake BD output refer to Shaft Brake Assembly if standard Shaft Output go to 1 1 11 1 1 10 1 Shaft Brake Assembly 1 1 10 2 Slide Washer 60 onto output side of Shaft 1 1 10 3 Slide the two O Rings 70 onto Shaft and into the grooves in mee shaft Take care not to nick O Rings Item Part Number Description Qty 1 1 10 4 Slide Spring 72 onto output side of Shaft C1 3 P 1072 Output Shaft 10T Straight 329723X 1 1 10 5 Install Brake Assembly 61 e Shaft making sure the slot 1 1 3 P 1141 Output Shaft 1 25 Keyed 329723 1 1 slides over the Pin 62 on the Shaft 1 1 10 6 Install Spacer 25 C2 28 P 244 O Ring 1 174 10 2 1 1 10 7 Install Snap Ring 24 on shaft to hold Brake A
34. e shipment carrier at Seller s facility Unless otherwise stated Seller may exercise its judgment in choosing the carrier and means of delivery No deferment of shipment at Buy ers request beyond the respective dates indicated will be made except on terms that will indemnify defend and hold Seller harmless against all loss and additional expense Buyer shall be responsible for any additional shipping charges incurred by Seller due to Buyer s acts or omissions 4 Warranty Seller warrants that all products sold other than the 590 Series conform to the applicable Parker Chelsea standard specification for the lesser period of 2 years 24 Months fromdateofserviceor2 1 2years 30 Months fromdateofbuild asmarkedonthe product name plate Seller warrants that the 590 Series will conform to the applicable Seller standard specification for the lesser period of 2 years 24 Months from date of service or 2000 hours of usage The prices charged for Seller s products are based upon the exclusive limited warranty stated above and upon the following disclaimer DISCLAIMER OF WARRANTY THIS WARRANTY COMPRISES THE SOLE AND ENTIRE WARRANTY PERTAINING TO PRODUCTS PROVIDED HEREUNDER SELLER DISCLAIMS ALL OTHER WARRANTIES EXPRESS AND IMPLIED INCLUDING DESIGN MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 5 Claims Commencement of Actions Buyer shall promptly inspect all Products upon delivery No claims for shortages will be allowed unless reported to
35. eably 5 Lubricate most bearings before assembly Use MELCOMOL Y EP 2 or equal When assembling bearings always place the bearings rounded end into the 8 part 7 Use Parker O Lube or equal to lubricate O Rings and seals before assembly When assembling O Rings do not roll it into their grooves Use a O Ring tool for assembly O Rings are not to be twisted or damaged Always reference the current Chelsea Parts List for part numbers and assemblies 280 Series is HY25 2280 M1 US Suggested Tools Service Manual 280 Series 1 Visually inspect parts before assembly for flaws Suggested Service Kits Parker Safety Glasses Oil Seal Slide Shop Press 3 16 Hex Wrench Part Number Description Oil Seal Driver Pliers 5 32 Hex Bit Driver Hammer Mallet 329071 62X Gasket amp Seal Kit All Outputs Except BA 1 2 Socket 1 2 Hex Wrench 329071 63X 1 Eie B UN RS RY RZ 329071 64X Bearing Kit UN Outputs 329678X Gear amp Clutch Plates Kit All 7170 86X Mounting Kit FJ Gear Pitch 7170 117X Mounting Kit KV Gear Pitch See Page 35 36 for Kits Bill of Materials Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Model Number Designation Basic Model Ll 280 Mounting Option G Gear Ratio 3 amp 5 Arr
36. ement in writing if Buyer a commits a breach of any provision of this agreement b appointments a trustee receiver or custodian for all or any part of Buyer s property c files a petition for relief in bankruptcy on its own behalf or by a third party d makes an assignment for the benefit of creditors or e dissolves or liquidates all or a majority of its assets 17 Governing Law This agreement and the sale and delivery of all Products hereunder shall be deemed to have taken place in and shall be governed and construed in accordance with the laws of the State of Ohio as applicable to contracts executed and wholly performed therein and without regard to conflicts of laws principles Buyer irrevocably agrees and consents to the exclusive jurisdiction and venue of the courts of Cuyahoga County Ohio with respect to any dispute controversy or claim arising out of or relating to this agreement 18 Indemnity for Infringement of Intellectual Property Rights Seller shall have no liability for infringement of any patents trademarks copyrights trade dress trade secrets or similar rights except as provided in this Section Seller will defend and indemnify Buyer against allegations of infringement of U S patents U S trademarks copyrights trade dress andtrade secrets Intellectual Property Rights Seller will defend at its expense and will pay the cost of any settlement or damages awarded in an action brought against Buyer based on an alle
37. ents of the application are met The user must analyze all aspects of the application and follow applicable industry standards and Product information If Seller provides Product or system options the user is responsible for determining that such data and specifications are suitable and sufficient for all applications and reasonably foresee able uses of the Products or systems 8 Loss to Buyer s Property Any designs tools patterns materials drawings confidential information or equipment furnished by Buyer or any other items which become Buyer s property will be considered obsolete and may be destroyed by Seller after two consecutive years have elapsed without Buyer ordering the items manu factured using such property Seller shall not be responsible for any loss or damage to such property while it is in Seller s possession or control 9 Special Tooling A tooling charge may be imposed for any special tooling including without limitation dies fixtures molds and patterns acquired to manufacture Products Such special tooling shall be and remain Seller s property notwith standing payment of any charges by Buyer In no event will Buyer acquire any interest in apparatus belonging to Seller which is utilized in the manufacture of the Products even if such apparatus has been specially converted or adapted for such manufacture and notwithstanding any charges paid by Buyer Unless otherwise agreed Seller shall have the right to alter discard
38. er Worldwide Europe Middle East Africa AE United Arab Emirates Dubai Tel 971 4 8127100 parker meQparker com AT Austria Wiener Neustadt Tel 43 0 2622 23501 0 parker austria parker com AT Eastern Europe Wiener Neustadt Tel 43 0 2622 23501 900 parker easteurope parker com AZ Azerbaijan Baku Tel 994 50 22 33 458 parker azerbaijan parker com BE LU Belgium Nivelles Tel 32 0 67 280 900 parker belgium parker com BG Bulgaria Sofia Tel 359 2 980 1344 parker bulgaria parker com BY Belarus Minsk Tel 375 17 209 9399 parker belarus parker com CH Switzerland Etoy Tel 41 0 21 821 87 00 parker switzerland parker com CZ Czech Republic Klecany Tel 420 284 083 111 parker czechrepublic parker com DE Germany Kaarst Tel 49 0 2131 4016 0 parker germany parker com DK Denmark Ballerup Tel 45 43 56 04 00 parker denmark parker com 2014 Parker Hannifin Corporation chelsea ES Spain Madrid Tel 34 902 330 001 parker spain parker com Finland Vantaa Tel 358 0 20 753 2500 parker finland parker com FR France Contamine s Arve Tel 33 0 4 50 25 80 25 parker france parker com GR Greece Athens Tel 30 210 933 6450 parker greece parker com HU Hungary Budaoers Tel 36 23 885 470 parker hungary parker com IE Ireland Dublin Tel 353 0 1 466 6370 parker ireland parker com IT Italy Corisico Tel 39 02 45 19 21 parker italy
39. ew SH 312 18 x 1 500 4 14 P 73 3 Spacer 762 x 1 500 x 156 29 378422 Drive Screw 2 3 31 P 102 Washer Thrust 754 x 440 030 1 30 68 P 51 Name Plate 1 4 22 P 112 EE ete etae c Rer rx PER 1 31 5 1491 0 Gear Input SOT CFJ Gear Pitch 1 5 329724 4 Drive Shaft amp Clutch Assembly 1 32 5 1482 0 Gear le EE 1 6 379746 4 S 1 33 379522 ENS EE EDT ETE ETT 1 7 560972 Bearing Needle Roller Assembly 1 500 x 1 875 x 1 000 2 34 379231 Plug Pipe 125 27 ertet 1 8 22 P 101 M 1 35 379242 Adapter Straight 125 27 750 16 1 9 31 70 Washer Thrust 1 507 2 167 094 1 36 379486 E 1 10 378447 6 Capscrew SH 312 18 1 000 3 37 379564 2 Capdhread 438 1 11 329463 12 12V Valve Cap Assembly esee 1 50 35 P 101 Gasket Bearing Cap Wet Spline 1 12 9 P 106 Shaft Idler 75 1 54 21 P 731 Pump Flange 1 13 28 P 191 O Ring 549 x 103 1 14 378452 7 Set Screw SH 250 20 500
40. g The rounded side of the Bearing should face away from the Housing 1 1 4 Output and Flange Assembly Installation 1 4 1 1 4 2 1 1 4 4 1 4 5 1 4 6 Place a new Gasket 8 on the Housing 1 mating face Caution Do not use sealing compounds It could affect the correct operation of the transmission Install the Clutch Pack Bearing Cap Assembly into the Chelsea P T O Housing 1 NOTE See BA Flange Output for Shaft Brake Installation Secure the Bearing Cap 16 with Socket Head Capscrews 27 Tighten them and torque to 16 20 Lbs ft 22 27 N m XD Output Option 1 4 5 1 Use a soft Mallet to install a new Woodruff Key 63 into the Output Shaft VX Output Option 1 4 6 1 Place a new Gasket 8 on the P T O Housing 1 mating face 1 4 6 2 Caution Do not use sealing compounds It could affect the correct operation of the transmission Install the Clutch Pack Bearing Cap Assembly into the Chelsea P T O Housing 1 Secure the Bearing Cap 16 with Socket Head Capscrews 27 Tighten them and torque to 16 20 Lbs ft 22 27 N m Install Output Shaft Companion Flange 44 onto Output Shaft Install Washer 63 and Hex Head Capscrew 66 into Threaded Bore on Output Shaft and torque to 75 85 Lbs ft 102 115 N m 1 4 6 3 1 4 6 4 1 4 6 5 19 1 5 1 4 7 1 4 8 BA Output Option 1 4 7 1 Place a new Gasket 8 on the P T O Housing 1 mating fa
41. gation that a Product sold pursuant to this Agreement infringes the Intellectual Property Rights of a third party Seller s obligation to defend and indemnify Buyer is contingent on Buyer notifying Seller within ten 10 days after Buyer becomes aware of such allegations of infringement and Seller having sole control over the defense of any allegations or actions including all negotia tions for settlement or compromise If a Productis subjectto a claim thatitinfringes the Intellectual Property Rights of a third party Seller may at its sole expense and option procure for Buyer the right to continue using the Product replace or modify the Product so as to make it noninfringing or offer to accept return of the Productandreturnthe purchase priceless areasonable allowance for depreciation Notwithstanding the foregoing Seller shall have no liability for claims of infringement based on information provid ed by Buyer or directed to Products delivered hereunder for which the designs are specified in whole or part by Buyer or infringements resulting from the modification combination or use in a system of any Product sold hereunder The foregoing provisions of this Section shall constitute Seller s sole and exclusive liability and Buyer s sole and exclusive remedy for infringement of Intellectual Property Rights 19 Entire Agreement This agreement contains the entire agreement between the BuyerandSeller and constitutes the final complete and exclusive
42. hai Tel 86 21 2899 5000 HK Hong Kong Tel 852 2428 8008 IN India Mumbai Tel 91 22 6513 7081 85 JP Japan Fujisawa Tel 81 0 4 6635 3050 KR South Korea Seoul Tel 82 2 559 0400 MY Malaysia Shah Alam Tel 60 3 7849 0800 NZ New Zealand Mt Wellington Tel 64 9 574 1744 SG Singapore Tel 65 6887 6300 TH Thailand Bangkok Tel 662 717 8140 TW Taiwan New Taipei City Tel 886 2 2298 8987 South America AR Argentina Buenos Aires Tel 54 3327 44 4129 BR Brazil Cachoeirinha RS Tel 455 51 3470 9144 CL Chile Santiago Tel 56 2 623 1216 Pan Am Miami Tel 1 305 470 8800 HY25 6280 M1 US GROVE August 2014
43. ig 9 10 Wet spline Option Connect the pressure hose between the tee fitting on the output bearing cap and high pressure port on the transmission Non Wet spline Option Attach hose between valve fitting and High Pressure Port on the transmission Fig 10 11 After determining the position of the rotatable flange pump install the flange with the gasket and cap screws supplied with the Fig 11 Installing Rotatable Flanges The rotatable flange is shipped loose with the P T O units for ease of installation After determining the flange position attach the flange to the P T O bearing cap using the capscrews provided in the bag kit After installing the capscrews make sure to torque the screws to 16 20 Lbs ft 22 27 N m Consideration should be taken on the size and weight of the pump being installed CAUTION If not installing direct mount pump at this time install gasket cover plate and bolts to wet spline output option to prevent transmission fluid from leaking out of flange if truck engine is turned ON Fig 12 NOTE Also see page 23 for rotatable flange wet spline information 12 Complete the assembly by installing the electrical connection to the valve assembly Fig 13 and the pressure switch Fig 14 13 Reference SK Drawings in this book for complete installation information NOTE After installation is complete refill transmission with oil as per manufacture recommendat
44. ion Run PTO for approximately 5 10 minutes Check for any unusual noise or vibration also check for leaks and or loose fittings or fasteners Disengage and shut vehicle engine off 29 Parker Service Manual 280 Series Fig 14 Fig 12 Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Service Manual Section 6 Troubleshooting Intructions 280 Series S E C T 6 30 Parker Hannifin Corporation Chelsea Products Division Chelsea Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Service Manual Troubleshooting 280 Series If a problem is allowed to continue then damage to the P T O will result A unit that has been mounted to loosely could result in broken gear teeth A unit that is mounted too tightly could result in premature wear to the gear teeth Also when a P T O is installed without enough filler blocks spacers or gaskets between it and the transmission a deep wear pattern will occur on the gear teeth These patterns will lead to fatigue and early tooth failure e Improper Installation and Operator Abuse are the Leading To help prevent this from occurring always first parts to inspect should be the Causes of P T O Failure jeet P T O for noise just after it is gears Check the surface of the gear teeth installed for signs of pitting pitting is a normal The Chelsea P T O is designed and
45. ion its subsidiaries or its authorized distributors This offer and its acceptance are governed by the provisions stated in the Offer of Sale Copyright 2014 Parker Hannifin Corporation Rights Reserved Bulletin HY25 6280 M1 US Service Manual Contents 280 Series Section 1 P T O Information 1 12 c MH 2 Model Number Een e E 3 Assembly ele EE EE 4 Exploded View 280GMFJP B3RK 0 0000 00 5 Bill of Materials 280GMFJP B3RK 6 Exploded View 280 7 Bill of Materials 280GMFJP B5RK 8 Exploded View 280 22000 9 Bill of Materials 2880GMFJP B8RK nennen enne nene 10 Exploded View 2806 11 Bill of Materials 280 2 00000 0000 00 60 nennen nene 12 Section 2 Disassembly Assembly 1 4 4 2 13 20 Disassermnblyz ER 14 17 Assembly mr 18 20 Section 3 Gharts uu u u u tenter tetuer entere Rn tid
46. iption Qty Item Part Number Description Qty 1 1 P 703 Sai 1 27 378447 16 Capscrew SH 312 18 x 3 500 4 2 14 P 73 Spacer 62 x 1 500 x 156 EE 1 29 378422 Drive Screw 2 3 31 P 102 Washer Thrust 754 x 440 x 030 1 30 68 P 51 Name Plate 1 4 22 P 112 Gasket sak 1 31 5 1491 Input Gear 50T FJ Gear Pitch 1 5 329723X Drive Shaft amp Clutch Assembly 1 32 5 1482 Gear Ratio 5 ii iR asus 1 6 379746 LOCKING M 1 33 379522 LOCKING TR 1 7 560972 Bearing Needle Roller Assembly 1 500 x 1 875 x 1 000 2 34 379231 Pipe 125 27 ttt ieri dt 1 8 22 P 101 Gaskeb o ca sc cance DEUM UE ME 2 35 379242 Adapter Straight 125 27 750 16 1 9 31 70 Washer Thrust 1 507 x 2 167 x 094 1 36 379486 FRING 1 10 378447 6 Capscrew SH 312 18 x 1 000 3 37 379564 2 Cap hrogad 438 1 11 329463 12 12V Valve Cap Assembly 1 44 380081 Companion Flange 1410 1 12 9 P 106 Il 1 57 23 68 Spacer Drag Brake Bearing Cap 1 13 28 P 19
47. nical advantage of the lever is often too great for the wire shift cover and could severely damage it Also inversely don t use a cable with a lever shift cover The cable isn t capable of transmitting the force necessary to shift a lever mechanism Parker Most shifting complaints are caused by improper shifting procedure or incorrect linkage installation Both of these situations will cause premature wear on the shift pad or fork and the shift rod or rail To prevent this premature wear avoid overshifting or undershifting the P T O Overshifting causes the shifter fork to press against a P T O gear during operation This results in unnecessary friction and wear Service Manual 280 Series Undershifting allows incomplete gear tooth contact with the driver gear This means only part of the tooth width is transmitting the torque and during operation This situation can lead to gear failure or it could cause the to jump out of gear These two problems can be overcome by checking linkage adjustments and proper operator training Shifting problems can also be caused by a worn or elongated shifter poppet hole This causes the P T O to jump out of gear and the parts in the shifter assembly to break or become loose If this happens replace those parts that are worn 33 Seals and O Rings may cause special problems in P T O operations Improper installation or heat build up can ca
48. old Seller harmless against all direct incidental and consequential loss or damage Seller may change product features specifications designs and availability with notice to Buyer 13 Limitation on Assignment Buyer may not assign its rights or obligations under this agreement without the prior written consent of Seller 14 Force Majeure Seller does not assume the risk and shall not be liable for delay or failure to perform any of Seller s obligations by reason of circumstances beyond the reasonable control of Seller hereinafter Events of Force Majeure Events of Force Majeure shall include without limitation accidents strikes or labor disputes acts of any government or government agency acts of nature delays or failures in delivery from carriers or sup pliers shortages of materials or any other cause beyond Seller s reasonable control 15 Waiver and Severability Failure to enforce any provision of this agreement will not waive that provision nor will any such failure prejudice Seller s right to enforce that provi sion in the future Invalidation of any provision of this agreement by legislation or other rule of law shall not invalidate any other provision herein The remaining provisions of this agreement will remain in full force and effect 16 Termination Seller may terminate this agreement for any reason and at any time by giving Buyer thirty 30 days written notice of termination Seller may immediately terminate this agre
49. proper was specified for the transmission then find out if the torque handling capabilities of the are satisfactory for the job being done A works best when it is properly specified for the transmission and job requirement Exploded View of Typical P T O 31 Parker Hannifin Corporation Chelsea Products Division Chelsea Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Troubleshooting Once pitting of the gear surfaces has begun there is nothing that can stop it Severe pitting will eventually lead to gear tooth failure therefore the damaged gear should be replaced when a is repaired or rebuilt SIT Sometimes a gear will chip a tooth because of mishandling or improper shifting Even though a P T O may continue to run with a chipped tooth the damaged gear should be replaced immediately It will damage the other teeth it comes in contact with during operation not to mention the possible damage which could result from the loose chip If the problem is allowed to continue then failure to other parts in the P T O or transmission could result Another possible problem during vehicle operation is shock load This occurs when the torque demands on a are suddenly greater than it was designed to take Shock load could be caused by torque overloads improper shifting equipment failure or excessive loads over a short period of time If this happens the i
50. rder for any item described in its document when communicated to Seller verbally or in writing shall constitute acceptance of this offer All goods services or work described will be referred to as Products 1 Terms and Conditions Seller s willingness to offer Products or accept an order for Products to or from Buyer is subjectto these Terms and Conditions or any newer version of the terms and conditions found on line at www parker com saleterms Seller objects to any contrary or additional terms or conditions of Buyer s order or any other document issued by Buyer 2 Price Adjustments Payments Prices stated on Sellers quote or other documentation offered by Seller are valid for 30 days and do not include any sales use or other taxes unless specifically stated Unless otherwise specified by Seller all prices F C A Seller s facility INCOTERMS 2010 Payment is subject to credit approval and is due 30 days from the date of invoice or such other term as required by Seller s Credit Department after which Buyer shall pay interest on any unpaid invoices at the rate of 1 596 per month or the maximum allowable rate under applicable law 3 Delivery Dates Title and Risk Shipment All delivery dates are approximate and Seller shall not be responsible for any damages resulting from any delay Regardless of the manner of shipment title to any products and risk of loss or damage shall pass to Buyer upon placement of the products with th
51. rew 2 3 31 P 102 Washer Thrust 754 x 440 030 1 30 68 P 51 Name Plate 1 4 22 P 112 crc MH T 1 31 5 1491 Input Gear 50T FJ Gear Pitch 1 5 329724 4 Drive Shaft amp Clutch Assembly 1 32 5 1482 Gear Ratlo RE 1 6 379746 l OCKHHngU EIE 1 33 379522 Eo Te dl dp ERE UP 1 7 560972 Bearing Needle Roller Assembly 1 500 x 1 875 x 1 000 2 34 379231 Pipe Plug 125 27 iuncti e meters 1 8 22 P 101 Gasket Q 1 35 379242 Adapter Straight 125 27 x 750 16 1 9 31 P 70 Washer Thrust 1 507 x 2 167 094 1 36 379486 9 ua u 1 10 378447 6 Capscrew SH 312 18 1 000 3 37 379564 2 4387 1 11 329463 12 12V Valve Cap Assembly nnmis 1 50 35 P 101 Gasket Bearing Cap Wet Spline 1 12 9 P 106 Idler Shaft 75 sn gH 54 21 P 731 Pump Flange 1 13 28 P 191 O Ring 549 x 103 1 14 378452 7 Set Screw SH 250 20 x 500 1 15 550439 Tapered Bearing Cone 750 x 8598
52. roblems is to run your fingernail across the Shaft C1 surface If you feel a scratch replace the Shaft C1 Also make sure the Pressure Port is clear Do this by blowing air through the hole 2 10 Reference main drawing Using an appropriate driver press the Internal Needle Bearing 7 from the Output Gear 21 Press against the flat surface of the Bearing 7 2 11 Inspect the Output Gear 21 for cracks pitting missing teeth or other damage Replace if necessary Part Number Description Qty C1 3 P 1072 Output Shaft 10T Straight 329723 1 1 1 3 1141 Output Shaft 1 25 Keyed 329723 1 1 C2 28 P 244 O Ririg uu coi deco 2 C3 380069 et lte ii 1 C4 378576 lore afro 1 C5 329179 1X Ass y Piston amp Back Up 1 5 1 379323 1 Cylinder Clutch Back Up restet 1 C5 2 380057 1 Piston Clutch Hydraulic uu 1 C5 3 28 P 178 4 4845 138 1 329678 Gear amp Plates Kil 1 6 1 379485 Disc FriCtiOM uska puse s 11 C6 2 380065 Clutch dic 10 C6 3 2 P 858 Output Gear 36 1 C7 37 P 39 TEE 1 Parker Hannifin Corporation Chelsea Pro
53. rporation Chelsea Products Division Chelsea Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Service Manual Disassembly 280 Series Before disassembling any Chelsea inspect it for clues to the failure Do this now so you don t lose valuable evidence during disassembly Check the case for wear or damage Gears should spin freely with no side to side movement The output shaft should turn with no radial movement Disassembly 1 Output Bearing and Clutch Pack 1 1 Remove the four Pump Flange Cap Capscrews 27 Lift the Pump Flange 54 from the Open End Bearing Cap 16 1 5 Use a Screwdriver or a Seal Remover to pry the Oil Seal 26 from the Bearing Cap 16 Important This Seal will be damaged during removal Replace it with a new one 1 2 Remove the four Capscrews 27 from the Open End Bearing Cap 16 lift 1 6 Remove the Retaining Ring 24 from the Output Shaft the Bearing Cap 16 Gasket 8 and Shaft Clutch Assembly 5 from the 1 7 Support the Assembly directly underneath the Bearing Cap 16 Using an Housing 1 Arbor Press press the Output Shaft through the Bearing Cap 16 1 3 NOTE At this point Items 25 5 7 21 9 and 6 will come out of 1 8 Remove the Retaining Ring 23 and Bearing 22 from the Bearing Cap 16 If the unit the Bearing sticks tap it with a Soft Mallet and a Driver 1 4 Place the Assembly in a Soft Jawed Vise Support the Shaft above the Bearing surface Parker
54. s likely to fail immediately The vehicle operator may not even be aware of the reason for the failure Darker Service Manual 280 Series Worn gears can easily be affected by shock load If the worn gears not replaced they can eventually lead to broken gear teeth This is the most severe form of P T O failure Worn or damaged gears are likely to break because of their reduced load carrying capacity To prevent the possibility of broken gear teeth always inspect auxiliary equipment for possible freeze up Also recheck application operating conditions and P T O installation When inspecting a output shaft always inspect the keyway Sometimes a will fail because of a displaced keyway on the shaft caused by a loose fitting yoke or equipment freeze up Proper maintenance on auxiliary equipment and replacing a worn yoke and or P T O driven shaft will prevent this problem P T O shafts are also vulnerable to operating abuse If the shaft break is irregular this usually indicates a torsional overload Bending fatigue failure usually shows up as a smooth flat break To correct a P T O shaft problem replace the failed shaft and check the speed and operating angle of the universal joint Also make sure the driveshaft is properly phased yokes in line with each other If a driveline is improperly installed it will cause vibration which
55. ssembly on 380069 Lockring 1 Shaft C4 378576 COOKIN DEE 1 T 1 e to e C5 329179 1X Ass y Piston amp Back Up 1 Install the Spacer 1 1 12 Lubricate a new Ball Bearing 22 and install it into the Bearing Cap 16 C5 1 379323 1 Cylinder Clutch Back Up E ee 1 Use a soft Mallet and a proper Driver to do this 5 2 380057 1 Hydraulic 1 1 1 13 Secure the Bearing with a new Retaining Ring 23 C5 3 28 P 178 O Ring 4 484 EE 1 1 1 14 Position the Bearing Cap over the Output Shaft Support the Shaft C6 329678X Gear amp Plates Kit esses tnnt 1 Assembly na press being careul notio damage u Using an C6 1 379485 ERR M tm 11 appropriate Driver press on the inner Bearing Race until resistance is felt C6 2 380065 Cluteh ce 10 1 1 15 Secure the Assembly with new Retaining Ring 24 C6 3 2 P 858 O tput Gear 861 1 C7 37 P 39 Spring 2 552 x A 1 18 Parker Hannifin Corporation Chelsea Products Division Chelsea Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Assembly Service Manual 280 Series Assembly 1 3 P T O Housing 1 3 1 Lubricate a new Needle Bearing 7 and install it into the Chelsea Housing 1 Using a proper Driver will help ensure that the Bearing is seated properly Press on the flat side of the Bearin
56. use O Rings and seals to fail prematurely Once seals or O Rings fail they should be replaced The proper procedure for installing these parts is to lubricate them first so they will easily slide on the shaft Parker Hannifin Corporation Chelsea Products Division Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Service Manual Section 7 Kits 280 Series S E C T 7 34 Parker Hannifin Corporation Chelsea Products Division Chelsea Olive Branch MS 38654 USA Bulletin HY25 6280 M1 US Service Manual Kits Bill of Materials 280 Series 329071 62X Gasket amp Seal Kit All Outputs Except 329175 12X Conversion Kit E O C 12V Pitch 2 P 112 M 1 28 P 171 O RING 1 22 P 101 EE S 1 329650X Electronic Overspeed 1 28 P 191 O Ring 549 x 103 1 329076X Hydraulic Shift 1 28 P 119 1 379 X879 K 2007 unn apana tet erts 1 379243 Speed Sensor 1 28 P 211 OiliSeal 3 001 32 00 x 95 iet et Pet 1 28 P 267 Oil Seal 2 627 x 1 750 x 312 1 329175 24 Conversion Kit E O C 24V FJ Pitch 28 P 285 O Ring 1 597 Xa OI arnica eret b tere Ri etti reiten 2 28 P 171 ORNO REP ide e Dedi 1 28 P 178 90 eee etait
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