Maintenance5612−1/A1
Winterthur Gas & Diesel Ltd.
4/ 4
8. Relief Valve
Maintenance of the relief valve (4, Fig. 5) is not necessary.
The relief valve has a factory-set opening pressure of 350 bar.
1) At each major engine overhaul, do a check of the relief valve.
Note: A relief valve that has damage or has a leak, must be replaced with a new
item. A relief valve that has an incorrect setpoint can be adjusted.
Fig. 5
1
WCH02301
Out
In
Symbol
A
B
A
B
2015
Exhaust Valve Control Unit: Removal, Disassemble, Assemble, Installation