Weichai America Corp.
16
1
Piston nozzle
assembly
3
Elastic cylinder pin
5
2
Nozzle
4
Hollow bolt
6
2.4.2 Pre-assembly Preparation
1.
Equipment condition: socket wrench
2.
Preparation: disassemble the crankshaft and crankcase.
2.4.3 Disassembling Steps of Piston Nozzle
1.
Disassemble the hollow bolt;
2.
Disassemble the nozzle assembly;
3.
Disassemble the elastic cylinder pin.
2.4.4 Assembling Steps of Piston Nozzle
The piston cooling nozzle should be assembled in the reverse order of disassembly.
2.4.5 Overhaul of Piston Nozzle
Key point 1:
Assembly
Tightening torque of hollow bolt:
Tightening
torque
20
～
30N.m
Key point 2:
Assembly
Check if the positioning cylinder pin is defective, and replace it when necessary. Align the
positioning cylinder pin with cylinder pin hole of engine block, use a copper hammer to knock
lightly the nozzle body to make the cylinder pin completely enter into engine block cylinder pin
hole.
2.6
Disassembly and Assembly of Thrust Plate
2.6.1 Explosive View of Thrust Plate
WEICHAI & PSI SERVICE MANUALS AVAILABLE ONLINE AT FLYPARTSGUY.COM
GET YOUR WEICHAI & AFTERMARKET SERVICE PARTS AT FLYPARTSGUY.COM
