Test Operation - Mitsubishi S6R2 Operation & Maintenance Manual

Test Operation

To conduct a test operation, follow the procedures below.
Always switch the water heater ON (automatic mode) through a whole year.
If the switch is not ON (automatic mode), each cylinder varies considerably in combustion at the starting up the
engine. Unburned fuel may explode in the exhaust pipe. (Emergency generator with water heater)
Before starting the engine, switch the water heater ON (automatic mode) and keep the coolant temperature prop-
erly. (Emergency generator with water heater)
Note: For engine operation, refer to
Starting and Stopping
1. Start the engine.
2. Operate the engine at low idling speed under no load for 5 to 10 minutes for a warm-up operation.
3. Stop the engine.
Inspection
1. Leave the engine be stopped for about 30 minutes.
2. During this period, check the engine and surrounding area for leaks of fuel, engine oil or coolant.
3. At 30 minutes after the engine stop, check the oil level with the oil level gauge. The proper oil level is between
the high and low marks on the oil level gauge.
4. If the engine oil goes over the high marks on the oil level gauge, open the engine oil drain valve to drain oil. If the
engine oil is low, refill the specified engine oil.
5. Open the coolant filler cap and check the coolant level.
6. If the coolant level is low, add coolant to the specified level.
Always use the coolant having the same concentration.
"Normal Engine Operation" (3-8).
Chapter 3 OPERATION
3-7