MAINTENANCE MANUAL OF GW4D20/GW4D20B TURBOCHARGED DIESEL ENGINES
424
Great Wall Baoding Internal Combustion Engine
Manufacturing Company Limited
3. Radiator
Fig. 7-2-27 Removal and installation orders of radiator
Fig. 7-2-28 Removing the radiator drain plug
Removal
Preparation
(1) Disconnect the earthing cables of storage battery.
(2) Prepare a standby container for collecting the
discarded coolant, since the coolant is poisonous.
Properly dispose of the discarded coolant so as to
protect the environment.
(3) Loosen the drain plug to drain away the coolant
from the engine cooling system.
Warning:
when drain plug is opened to drain, pay
special attention to avoid being burnt by the machine
body, radiator and coolant.
Removing the overflow tank hose
①
Removal order
①
Overflow tank hose
②
Upper water rubber hose of radiator
③
Lower water rubber hose of radiator
④
Radiator fan
⑤
Radiator assembly
Installation order
Install them in the opposite order of
removal.
Radiator cap
Radiator
Drain plug
