8 INSPECTION AND MAINTENANCE
Mitsubishi Diesel Engine S16R & S16R2 OPERATION & MAINTENANCE MANUAL
165
Pub. No. K29001-00320 Revision: 1
3 Connect a clear plastic tube (3) to
the coolant drain cock (2) on the
water pump and fix with a band.
Fig. 8-81 Coolant Drain Cock on Water Pump
• Prepare a plastic tube (5 mm [0.20
in.] in diameter, approx. 1 m [39.37
in.] long) and a band.
4 Prepare a container for receiving
drained coolant and place it under
the coolant drain cock on the water
pump.
Fig. 8-82 Container to Receive Coolant
• The customer is required to prepare
the container.
5 Slightly open the coolant drain cock
(2) on the water pump.
Fig. 8-83 Coolant Drain Cock on Water Pump
6 Slightly open the coolant filler port
to release pressure.
• If the radiator cap has a pressure release
lever, move the lever upward to release
pressure.
Fig. 8-84 Radiator Cap - Pressure Release
(With Lever)
• If the radiator cap does not have a pressure
release lever, cover the radiator cap with a
waste cloth, and loosen the radiator cap a
half-turn to release pressure.
Fig. 8-85 Radiator Cap - Pressure Release
(Without Lever)
(2)
(3)
(2)
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