Illustration 67 g07693484
Typical example of Bank A
Illustration 68 g07693475
Typical example of Bank B
4. Remove the drain plug (4) on the oil cooler on
bank A and drain plug (5) on the oil cooler on bank
B.
5. Allow the coolant to drain into a suitable container.
NOTICE
Dispose of all fluids according to local regulations
and mandates. When you recycle used engine cool-
ant for reuse in engine cooling systems, the full distil-
lation procedure is the only method acceptable by
Perkins Engines Company LTD to reclaim the
coolant.
For information regarding the disposal and the
recycling of used coolant, consult your Perkins
distributor.
Flush
1. Flush the cooling system with clean water to
remove any debris.
2. Install the drain plug (3) on the radiator. Install the
drain plugs (4) and (5) on the oil coolers. Tighten
the plugs securely.
NOTICE
Do not fill the cooling system faster than 5 L
(1.3 US gal) per minute to avoid air locks.
Cooling system air locks may result in engine
damage.
3. Fill the cooling system with clean water.
Install the cooling system filler cap (1)
4. Install power to the engine. Start the engine.
Operate the engine until the temperature reaches
49 °C to 66 °C (120 °F to 150 °F).
5. Stop the engine and allow the engine to cool.
Isolate the electrical supply to the engine. Loosen
the cooling system filler cap (1) slowly to relieve
any pressure. Remove the cooling system filler
cap. Remove the drain plug (3) on the radiator.
Remove the drain plug (4) and (5) on the oil
coolers. Allow the water to drain. Flush the cooling
system with clean water.
Filling from top of the Radiator
1. Install the drain plug (3) on the radiator. Install the
drain plug (4) and (5) on the oil coolers.
72 M0163009
Maintenance Section
Cooling System Coolant - Change
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