3.
Open the drain cock (1) on the engine oil cooler.
4.
Allow the system to drain.
Jacket Water System Fill
Refer to the OEM for information on cogeneration
engines.
Note:
The cooling system must be filled slowly. Refer
toPerkins Engines Stafford for more information.
1.
Close the drain cock or install the drain plug on the
radiator or the heat exchanger. Close the drain
cock on the engine oil cooler (1).
2.
Slowly refill the cooling system. Check that the
coolant level is within 25 mm (1.0 inch) of the
bottom of the filler pipe.
3.
Install the cooling system filler cap.
4.
Start the engine. Operate the engine until the
engine is at the correct operating temperature.
Inspect the cooling system for leaks.
5.
Stop the engine and allow the engine to cool.
Loosen the cooling system filler cap slowly to
relieve any pressure. Remove the cooling system
filler cap. Check that the level of coolant is correct.
If necessary, add more coolant. Refer to Operation
and Maintenance Manual, “Cooling System
Coolant Level - Check”.
6.
To check the specific gravity of the coolant, refer to
Operation and Maintenance Manual, “Coolant
System Coolant - Test/Add”.
Charge Water System Drain
1.
Stop the engine and allow the engine to cool.
Open the charge water drain cock (OEM
installation).
2.
Remove the drain plugs (2) and (3) on each of the
charge coolers and remove the cooling system
filler cap.
Illustration 33
g01515913
Typical example
3.
Allow the system to drain.
Charge Water System Fill
Note:
The cooling system must be filled slowly. Refer
to Perkins engines Stafford for more information.
1.
Close the drain cock on the charge water circuit
(OEM installation). Install the drain plugs (2) and
(3) into each charge cooler.
2.
Loosen the vent plug (2) to release any air from the
system. When the coolant runs free of air, tighten
the vent plug.
3.
Install the charge water system filler cap.
4.
Follow step 4 to step 6 on jacket water system
procedure to complete charge water refill.
i02888193
Cooling System Coolant -
Change
Refer to the OEM for information on cogeneration
engines.
Jacket Water System Drain
1.
Stop the engine and allow the engine to cool.
Loosen the cooling system filler cap slowly in
order to relieve any pressure. Remove the cooling
system filler cap.
56
SEBU8430-02