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96
Maintenance Recommendations
Coolant (DEAC) - Change
Illustration 62
Illustration 63
2. Remove connection hose (1) on the engine. Also
remove the drain plug (2). Open the drain cock or
remove the drain plug on the radiator.
Allow the coolant to drain into a suitable container.
3. Properly dispose of the drained material. Obey
local regulations for the disposal of the material.
Alternative Drain Plug
The cylinder coolant can be drained from the plug
below the oil cooler. Refer to illustration 64 . If the
alternative drain plug (3) is removed, the O ring seal
must be replaced. Tighten the drain plug to a torque
of 35 N·m (25 lb ft).
g03461657
Illustration 64
Flush
1. Flush the cooling system with clean water and a
suitable cleaning agent in order to remove any
debris. Refer to your Perkins dealer or distributor
for suitable cleaning agents.
2. Install connection hose. Clean the drain plugs.
Install the drain plugs. Tighten drain plug securely.
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
g02350785
damage.
3. Fill the cooling system with clean water and install
the cooling system filler cap.
4. Start and run the engine at low idle for a minimum
of 30 minutes. The coolant temperature should be
at least 82 °C (180 °F).
SEBU8732
g03081697
NOTICE
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