WinGD RT-flex50DF, Maintenance Manual, Page: 319 / 586

Maintenance
3403 − 3/A1
Winterthur Gas & Diesel Ltd.
1/ 5
Disassemble and Assemble
Tools:
1 Suspension device 94341 1 Hydr. distributor 94934A
2 Pre-tensioning jacks 94346 2 Coupling elements 94934G
1 Piston supporting device 94350 3 HP hoses 94935
2 Jacking screws 94364 1 Hydraulic unit 94942
1 Connection block 94934 1 Torque wrench
1. General 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2. Disassemble 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3. Assemble 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1. General
1) Read the data in 0012 − 1 General Guidelines for Lifting Tools.
2) Remove the piston, refer to 3403 − 1 .
Note: You disassemble a piston to clean the chamber in the piston head, do an
overhaul of the ring grooves etc.
Note: When you do step 3 ), apply tension to the elastic bolts in the sequence
given in Fig. 1 .
3) Apply tension to the elastic bolts (1) to loosen the eight round nuts, refer to
9403 − 4, paragraph 1 and paragraph 2 .
4) Remove the 12 round nuts (1).
Fig. 1: Sequence to Apply Tension to the Elastic Bolts
1
a
c
b
d
b
b
a
a
c
c
d
d
2016
Piston