An oil cooler is included in the system to cool the oil.
The oil cooler is installed in front of the radiator of the engine cooling system and is connected to the engine lubrication system using rubber hoses
In order to remove the oil cooler, you will need 10 wrenches and a screwdriver.
Opening the hood.
Drain the oil from the engine lubrication system (see the article - Changing the oil and oil filter of the Gazelle car engine).
Loosen the hose clamps on both sides of the radiator.
Remove the hoses from the oil cooler fittings
Remove the front panel along with the oil cooler (see the article - How to remove the grille and the top panel of the Gazelle radiator grille).
We unscrew the four nuts securing the oil cooler and remove it from the front panel
We install all the parts in the reverse order of removal
In a GAZ-33021-2705 car, we remove the radiator as follows
Remove the bumper
Remove the engine mudguard, for this:
With keys for 12 and 14, we unscrew four bolts with nuts and keys for 10, two bolts securing the engine mudguard to the frame side members
And remove the mudguard
Drain the engine oil
Using a 14 key, we unscrew the fitting of the outlet hose of the oil cooler
Disconnecting the hose
We also disconnect the supply hose from the oil cooler tap
Drain the oil from the radiator into a container
In order for the oil to drain completely, we purge the radiator by supplying air from the compressor to the supply fitting
Holding the nuts with a 13 wrench, unscrew the eight bolts securing the bumper base to the frame with a 12 wrench
Using a 10 key, we unscrew the two bolts securing the oil cooler from below
With the same wrench, unscrew the two bolts securing the oil cooler from above
Remove the base of the bumper and remove the oil cooler from it
Finally remove the oil cooler by pulling the hoses out of the frame spars
Install the oil cooler in reverse order.
Pour oil into the engine, open the oil cooler tap.
We start the engine and check the tightness of the connections.
