Page 1
R E P A I R M A N U A L A N D S P A R E P A R T S L I S T FOLEY ENGINES 1-800-233-6539 ZF 45 C version 10; 001 ZF 45 C - Walter version 002 ZF 45 C - Toyota version 11; 003 ZF 63 C version 07;...
Repair Manual and Spare Parts List ZF 45C / 63C / 88C INTRODUCTION SECTION I: GENERAL DATA This manual gives specific instructions for the proper repair 1. TRANSMISSIONS SET-UP on ZF 45C / 63C / 88C model transmissions. Please follow the procedures carefully to insure quality The main components of the HSW Marine Transmissions service.
Repair Manual and Spare Parts List ZF 45C / 63C / 88C 2. CONSUMABLE GOODS 4. STANDARD TOOLS AND FIXTURE For cleaning: Wrench Cold cleaner such as benzine, trichloroethane or Loctite for hexagon bolts (8 mm, 13 mm, 14 mm, 17 mm, 19 mm, fast cleaner No.
Repair Manual and Spare Parts List ZF 45C / 63C / 88C SECTION II: SPECIAL TOOLS Mandrel Input shaft ball bearing (Id. No. 500498) It is assumed that all standard tools, such as, torque P/N 978.45.0027.0 wrenches, open-end wrenches, Allen Keys and extractors, are available.
Repair Manual and Spare Parts List ZF 45C / 63C / 88C SECTION III: DISASSEMBLY 2. HOUSING DISASSEMBLY PREPARATION 2.1 Position the marine gearbox on the housing support (P.N. 500500). INTRODUCTION Clean the transmission thoroughly on the outside before disassembly. The repair area should be clean and well lighted.
Page 8
Repair Manual and Spare Parts List ZF 45C / 63C / 88C 2.4 Using pliers remove the key (28) from shaft. 2.7 Remove the cover (35). NOTE: Take note of the position of the key. 2.5 Screw off bolts (7), (8) and washers (10). 2.8 Remove reverse clutch first outer disc (63).
Page 9
Repair Manual and Spare Parts List ZF 45C / 63C / 88C 2.10 Remove inner disc (62), outer disc (63), inner disc 2.13 Turn the housing upside down. Using the tool (62), the last outer disc (63) and if present shims P.N.500446 loosen nut (72);...
Repair Manual and Spare Parts List ZF 45C / 63C / 88C 2.16 Don't disassemble the output shaft. 3.3 With pliers remove the circlip (44). If it's necessary to replace it, ask for complete gear carrier assembly (38). NOTE: Take note of the position of the circlip (44). 3.4 Support the ring gear allowing room for the input shaft with gears to come out bottom side.
Repair Manual and Spare Parts List ZF 45C / 63C / 88C 4. FORWARD CLUTCH HOUSING 4.4 Remove forward clutch inner (60), outer (61) shims (73) (74) and end disc (59). DISASSEMBLY 4.1 Remove circlip (48). WARNING 4.5 Remove circlip (55), cup springs (54). WARNING 4.2 With a screwdriver remove the circlip (50).
Page 12
Repair Manual and Spare Parts List ZF 45C / 63C / 88C 4.8 Remove O-Rings (52), (53) from the piston (51). 4.11 Remove O-Rings (57) from piston (56). NOTE: Replace O-Rings (33, 57) if disassembled. 4.12 Remove the stop screw (17) and position screw (18), the two washers (13), the spring (20) and the ball (21).
Page 13
Repair Manual and Spare Parts List ZF 45C / 63C / 88C 4.17 Remove baffle (29). With a screwdriver take out an end of the baffle from the groove on the housing. By gripping and rolling up the baffle take it out from the housing.
Repair Manual and Spare Parts List ZF 45C / 63C / 88C 4.20 Support housing (36) flat on a press, press out bearing 1. INPUT SHAFT (67), then remove shims (68) (69). 1.1 Install O-Rings (52) (53) on the piston (51). Insert the NOTE: This operation will damage the bearing.
Page 15
Repair Manual and Spare Parts List ZF 45C / 63C / 88C 1.3 Position the circlip (55). 1.6 Insert end disc (finished side up) (59), shims (73 - 74) and alternatively outer clutch disc (61) and inner clutch disc (60). NOTE: To set correct play see item 2 page 23.
Page 16
Repair Manual and Spare Parts List ZF 45C / 63C / 88C 1.9 Press the forward clutch housing (47) on the input shaft 1.12 Install the circlip (50). (37). WARNING Be sure that snap ring has been properly seated (check circlip opening to be not close to slots in clutch housing).
Repair Manual and Spare Parts List ZF 45C / 63C / 88C 1.15 With toll P.N. 500499 and a suitable support press ball 2.2 Insert the baffle (29) as shown in the picture. The fold bearing (67). of the baffle must correspond with the groove on the Add shims (68, 69) max bearing play: housing opposite to the breather position on the second 0,1 mm (0.0039 in)
Page 18
Repair Manual and Spare Parts List ZF 45C / 63C / 88C 2.5 Install O-Ring (57) into the piston (56). 2.8 Assemble the cover (5). Wet O-Ring with ATF oil and using a plastic hammer, Tights bolts (6) with washer (10). Tightening torque: 18 install the assembled piston (56) into cover (35).
Page 19
Repair Manual and Spare Parts List ZF 45C / 63C / 88C 2.11 Install bushing (16) in the way that its bigger diameter 2.14 Install plug (14) and washer (19). is up. NOTE: Tighten to 25 Nm (18.5 lb ft.) torque. 2.12 Install the ball (21).
Repair Manual and Spare Parts List ZF 45C / 63C / 88C Neutral Safety Switch Function check 3.3 Install the thrust washer (45). Connect neutral safety switch with a lamp in series to a battery. The neutral safety switch operates when the lamp is lighted.
Page 21
Repair Manual and Spare Parts List ZF 45C / 63C / 88C 3.5 Install reverse clutch pack. 3.8 Install springs (58). Insert shims (64, 65). Install the first outer disc (63). NOTE: To set correct play see item 3 pag. 24. 3.9 Install the final outer disc (63).
Page 22
Repair Manual and Spare Parts List ZF 45C / 63C / 88C 3.11 Assemble the cover down over the input shaft. 3.14 Wet O-ring (71) with grease. NOTE: Be sure of the correct position of the outer disc (63) when pressing the cover against the housing. 3.15 Tighten the output shaft ring nut (72).
Repair Manual and Spare Parts List ZF 45C / 63C / 88C 4. OIL PUMP 4.4 Wet O-Ring (33) with ATF fluid and install it into the pump cover. 4.1 Install onto shaft (37) key (28) driving inner pump gear. NOTE: Check carefully correct position of key (28).
Repair Manual and Spare Parts List ZF 45C / 63C / 88C 4.7 Install cover. Fig. V2 NOTE: Tighten the screws to 18 Nm. (13.3 lb ft.) torque in a criss cross pattern. 1) Install reverse clutch pack into housing: WARNING 3x external clutch discs p/n 3311 301 006 plus 2x The necessary time for a complete polymerization is 5...
Repair Manual and Spare Parts List ZF 45C / 63C / 88C 3) Take measurement "B" (See fig. no. V2). 1) Install end disc p/n 3311 302 034 in ring gear p/n 3311 302 026. 2) Install snap ring p/n 0630 513 066 in ring gear. For example: "B"...
Repair Manual and Spare Parts List ZF 45C / 63C / 88C 4) Take measurement "A" in different points and make the average. For example: "E" = 22.55 mm For example: "A" = 48.53 mm 8) Select proper tickness shims to set the gap "F". 5) Remove snap ring p/n 0630 513 066 and measure its Shims available: tickness "B".
Repair Manual and Spare Parts List ZF 45C / 63C / 88C Take measurement "M" between cover (35) mating surface 4. OUTPUT SHAFT BEARING PLAY and the surface shown on figure V5. Select proper thickness shims (75) (76) to set the gap "I". This measurement has to be taken only is housing (36) is replaced.
Repair Manual and Spare Parts List ZF 45C / 63C / 88C SECTION VI: TIGHTENING TORQUES Part Size Torque in Nm Torque in lb ft. Housing bolts 18 Nm 13 lb ft. Oil pump bolts 18 Nm 13 lb ft. Plate oil filter 18 Nm 13 lb ft.
Repair Manual and Spare Parts List ZF 45C / 63C / 88C • Temperature gauge 0-120°C (0-250°F), connecting 3. FUNCTION TEST thread 3/8"-18NPSF. • Flow meter 0-35 liters/min When the transmission has been completely assembled (0-10 gals/min). and filled up with transmission fluid, it would be convenient to make a function test.
Repair Manual and Spare Parts List ZF 45C / 63C / 88C 4. SHIFTING PRESSURE ZF 45C / 63C / 88C ZF 45C Max 20 bar (290 p.s.i.) at 70 °C (160 F°) and 4000 rpm. Min 14 bar (203 p.s.i.). max.
Repair Manual and Spare Parts List ZF 45C / 63C / 88C ZF 88C Max 24 bar (348 p.s.i.) at 70 °C (160 F°) and 4000 rpm. Min 19 bar (275.5 p.s.i.). max. 88C min. 88C 1000 2000 3000 4000 5000 Driving Speed [rpm] 5.
Repair Manual and Spare Parts List ZF 45C / 63C / 88C SECTION VIII: TROUBLESHOOTING If any interventions are necessary on the transmission, please refer to the Repair Manual. Warranty claims will be forfeited if work on the transmission In case of trouble, check first whether all items of the is performed by un-authorized persons during the warranty present mounting and operating instructions have been period.
Page 33
Repair Manual and Spare Parts List ZF 45C / 63C / 88C Syptom Possibly cause Remedy 6. Shifting pressure 6.1 Fluid filter clogged Clean or replace fine filter too low 6.2 Fluid level in transmission Top-up with fluid; in case too low.
Page 34
Repair Manual and Spare Parts List ZF 45C / 63C / 88C Syptom Possibly cause Remedy 11. Fluid leakage at 11.1 Excessive fluid in Pump excessive fluid out breather transmission with commercial hand pump 12. Fluid leakage at 12.1 Bolts are not tight Tighten bolts with prescribe joints torque.
ZF HURTH MARINE. Name plate The name plate is mounted to the transmission ZF HURTH MARINE Transmission Type. Tipo di invertitore. ARCO ITALY ZF 45 C MODEL Transmission ratio propeller rotation same to a engine rotation. 1.00 1.03 RATIO I...
Page 38
Q.ty Note Paraolio entrata Input shaft seal 3312 301 030 413883 Paraolio entrata ZF 45 C Toyota Input shaft seal ZF 45 C Toyota 0634 311 025 501151 Paraolio uscita Output shaft seal 0634 319 136 500064 Paraolio uscita ZF 45 C Toyota...
Page 39
Retaining ring 0630 513 066 455788 Pistone ZF 45 C / ZF 63 C Clutch piston forward ZF 45 C / ZF 63 C 3311 302 031 500275 Pistone ZF 88 C Clutch piston forward ZF 88 C 3313 302 040...
Page 40
3311 304 020 Retaining ring 0630 513 039 Retaining ring 0630 513 066 REVERSE CLUTCH KIT P/N 3311 199 034 ZF 45 C (no version 11 Toyota), ZF 63 C, ZF 88 C O-Ring 0634 304 400 O-Ring 0634 304 128 °...