WinGD X72 - Page 305

Operation
4002−4/A1
Winterthur Gas & Diesel Ltd.
1/ 4
ECS Modules − Replacement
1. Local Control Panel 1...............................................
1.1 Replace Defective LDU-20 1...................................
2. Engine Room and Rail Unit 3........................................
2.1 Replace Defective LDU−20 3...................................
2.2 Replace Defective CCM−20 4..................................
2.3 Replace Defective MCM−11 4..................................
2.4 Replace Defective IOM−10 4...................................
1. Local Control Panel
1.1 Replace Defective LDU-20
Note: The LDU-20 in the local control panel is the master. You must replace this
LDU-20 only with the item from the engine control room (ECR).
1) Stop the engine.
2) Set to off the engine control system.
3) Open the cover of control box E25 (2, Fig. 1) to get access to the rear of the
LDU-20.
1
2
FREE END
WCH02226
Fig. 1: Location of LDU−20 in Local Control Panel
1 LDU−20 2 Control box E25
2016−11