11 TROUBLESHOOTING
Mitsubishi Diesel Engine S16R & S16R2 OPERATION & MAINTENANCE MANUAL
200
Pub. No. K29001-00320 Revision: 1
During Normal Operation, Thermo Switch Activated
Table 11-13 During Normal Operation, Thermo Switch Activated
Problem Cause Remedies
Reference
Page
During Normal Opera-
tion, Thermo Switch Ac-
tivated
Coolant temperature
raised
Restart the engine in the following order: -
1 Operate the engine at low idle
speed to cool down
immediately.
2 Stop the engine.
3 Check the coolant level.
4 Check the ambient
temperature.
5 Bleed air from the cooling
system.
6 Check the radiator, fan, and
fan belt.
7 Check the coolant
temperature.
8 If no fault has been found,
restart the engine.
• If any fault is found, contact
your SME dealer
"CONTACT
LIST" (→ Page 8).
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