8 INSPECTION AND MAINTENANCE
Mitsubishi Diesel Engine S16R & S16R2 OPERATION & MAINTENANCE MANUAL
171
Pub. No. K29001-00320 Revision: 1
Cooling System - Bleed Air
After changing or refilling coolant, operate the
engine as follows:
1 Pull the manual stop lever in the
direction to stop and hold the
position, and crank the engine for
approx. 10 seconds using the
starter.
ï‚®Coolant will be supplied to each part.
Fig. 8-104 After Coolant Change - Adjust
• The location of the manual stop lever
varies depending on the specification
of the engine. Refer to
"Protection
System - Location" (→ Page 82).
2 Pause for about 1 minute.
3 Repeat the operation of Step 1 and 2
for 2 or 3 times.
ï‚®Coolant will reach each part.
4 Slightly loosen the air vent plug at
the engine coolant outlet pipe and
bleed air.
• For the location of the air vent plug,
refer to such a document as the
corresponding manual of the
generator.
5 After checking that air has been
bled, tighten the air vent plug.
6 Check the coolant level.
• If the level is low, refill "Coolant - Refill" (→
Page 170).
• For the specified quantity of coolant,
refer to
"SPECIFICATIONS - CHECK"
(→ Page 10).
Bleed air sufficiently from the cooling
system.
* If air remains in the coolant, cooling
performance may decrease, and seizure of the
engine or piston scuffing may occur.
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