Interpump Group Pratissoli WK12 Manual De Reparación página 14

Table of Contents
1 INTRODUCTION ....................................................................................................................................................................... 15
1.1 DESCRIPTION OF SYMBOLS ............................................................................................................................................................ 15
2 REPAIR GUIDELINES ................................................................................................................................................................ 15
2.1 REPAIRING MECHANICAL PARTS ................................................................................................................................................... 15
2.1.1 Disassembly of mechanical parts ................................................................................................................................... 15
2.1.2 Reassembly of mechanical parts .................................................................................................................................... 17
2.1.3 Reduction classes ................................................................................................................................................................ 18
2.1.4 Disassembly / Reassembly of bearings and shims ...................................................................................................... 19
2.2 REPAIRING HYDRAULIC PARTS....................................................................................................................................................... 20
2.2.1 Dismantling the head-valve units .................................................................................................................................. 20
2.2.2 Reassembling the head – valve units ............................................................................................................................. 21
2.2.3 Dismantling the head – seals .......................................................................................................................................... 21
2.2.4 Dismantling the piston unit ............................................................................................................................................. 22
2.2.5 Reassembling the head – seals – piston unit ............................................................................................................... 22
3 SCREW TIGHTENING CALIBRATION ........................................................................................................................................ 23
4 REPLACING THE CON-ROD FOOT BUSH ................................................................................................................................. 24
5 REPAIR TOOLS .......................................................................................................................................................................... 25
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