32
9-4. Protection Functions
WARNING : INJURY
Do not open the check door when the Power Switch is in the ON position. It
will cause injury by rotating parts such as cooling fans and fan belt.
Always turn the Power Switch to the OFF position and stop the engine, then
close and lock OPERATION PANEL DOOR before checking or maintaining
the engine or any equipment.
CAUTION : BURNS
Do not touch the engine and surrounding components immediately after
stopping the engine as they are still hot.
Hot steam gushes out from the coolant subtank if the generator overheats.
Do not touch the coolant subtank.
This generator is equipped with functions to automatically stop operation when there is a
fault/malfunction during operation, and this is to warn the operator of the fault location by
use of the Operation Display. Check the fault location when the engine is automatically
stopped or appear warning on the Operation Display.
Protection Feature List
No.
Action
Abnormality
RCCB
Trip
Breaker
Trip
Engine
Automatic
Shutdown
Controller
display
Cause
1
Low Oil
Pressure
Activate due to low oil pressure in the engine
Default : 0.98
100 kPa
2
High Coolant
Temperature
Activates due to high water temperature in the
engine. Default : 105°C
3
Overload
Activates in overload
4
Fail to Start
The engine fails to start three times
5
Charge Alt
Failure
Activates in battery charge Impossible
6
Fuel Level Low
The amount of fuel is small
7 Current Leakage
Activates in current leakage
※
〇
indicates the automatic activation.
Summary of Contents for DGA37CM
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Page 52: ...48 14 Engine Circuit Diagram...
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