New Holland L35, L775, L778, L779 SkidSteer Service Manual Workshop Guide

Manual Included: Service Manual: 214 pages Specifications: Brand: New Holland Model: L35, L775, L778 and L779 Type: SkidSteer Manuals: Service Manual Publication Numbers: 40003531 Language: English Format: PDF Description Table of Content (Workshop Manual) FOREWORD ………………………………………………………………………….. 2 SAFETY ……………………………………………………………………. 3, 5, 6 and 7 INTRODUCTION ……………………………………………………………………… 8 SERVICING VICKERS-EQUIPPED LOADERS ………………………………………….. 10 SECTION 1 – VICKERS TRANSMISSION REMOVAL …………………………………… 10 SECTION 2 – HYDROSTATIC TRANSMISSION OPERATION …………………………… 14 SECTION 3 – VICKERS TRANSMISSION DISASSEMBLY ………………………………. 16 SECTION 4 – VICKERS TRANSMISSION PUMP AND MOTOR SHIMMING ………………. 31 SECTION 5 – SHIMMING PROCEDURE FOR VICKERS FOUR-WAY GEAR BOX ………….. 34 SECTION 6 – VICKERS STEERING CONTROL ADJUSTMENTS ………………………… 40 SECTION 7 – VICKERS VANE PUMP REMOVAL, INSPECTION AND INSTALLATION …….. 47 SECTION 8 – PROPORTIONAL FLOW DIVIDER ……………………………………….. 54 SECTION 9 – STEERING CYLINDER REBUILDING ……………………………………. 56 SERVICING CESSNA-EQUIPPED LOADERS …………………………………………… 60 GENERAL INFORMATION …………………………………………………………… 60 SECTION 1 – CESSNA TRANSMISSION REMOVAL ……………………………………. 62 SECTION 2 – CESSNA TRANSMISSION OVERHAUL …………………………………… 70 SECTION 3 – CESSNA TRANSMISSION OIL LEAKS …………………………………… 90 SECTION 4 – SHIMMING FOUR-WAY GEAR BOX ……………………………………… 98 SECTION 5 – SYSTEM CLEANING PROCEDURE AFTER TRANSMISSION OVERHAUL ….. 108 SECTION 6 – HYDRAULIC RESERVOIR AND CHECK VALVE ASSEMBLY ………………. 104 SECTION 7 – STEERING NEUTRALIZER REPAIR ……………………………………. 111 SECTION 8 – CESSNA STEERING CONTROL ADJUSTMENTS ………………………… 113 SECTION 9 – CESSNA GEAR PUMP REMOVAL, INSPECTION AND INSTALLATION ……. 115 GENERAL INFORMATION – VICKERS AND CESSNA-EQUIPPED SKID-STEER LOADERS ……………………………………………………………. 125 SECTION 1 – START-UP PROCEDURE ………………………………………….. 125 SECTION 2 – FINAL DRIVE DISASSEMBLY AND ASSEMBLY ……….. 128 SECTION 3 – HYDRAULIC SYSTEM PRESSURE CHECKS …………….. 144 SECTION 4 – SERVICING THE CONTROL VALVE ………………………… 150 SECTION 5 – REBUILDING BUCKET AND BOOM CYLINDERS …….. 153 SECTION 6 – ELECTRICAL SYSTEM ……………………………………………. 164 SECTION 7 – BOOM LOCKOUT …………………………………………………… 172 SECTION 8 – FUEL TANK REMOVAL ………………………………………….. 176 SECTION 9 – SPECIFICATIONS – L-35 LOADER, L-775 LOADER L-778 LOADER, L-779 LOADER …………………………………………………… 183 SECTION 10 – HYDRAULIC CIRCUIT DIAGRAMS ……………………….. 189 SECTION 11 – TROUBLE SHOOTING …………………………………………… 194 SECTION 12 – TORQUE CHARTS ………………………………………………… 205 ADJUSTABLE FITTINGS ……………………………………………………………. 208 BITE-TYPE FLARELESS FITTINGS …………………………………………….. 209 TUBE FITTING TROUBLE SHOOTING ……………………………………….. 210 INDEX ………………………………………………………………………………………. 211 The Manual Preface This manual provides in condensed form, service and maintenance information which will serve to guide a serviceman when repairing or rebuilding Sperry loaders in the shop and to help him when diagnosing and correcting service difficulties in the field. Sections of the Manual The Manual is into main groups and subgroups, and covers any previous version of the machine. Any additions or modifications which can happen at a later date are not describe in this manual. The required information can easily be found by referring to the table of contents. For reasons of clarity, some of the illustrations are present in simplified form. Differences from the actual version of this manual are therefore possible if this adds to the clarity of the information. Repair and Parts Carry out any necessary repair work as soon as possible. This reduces repair costs and increases the availability while doing any work on the loader, always observe the instructions given in the manual. Extensive works not described in this Workshop Manual will gladly be executed for you by your dealer. Always use original spare parts only.