Polaris RZR PRO XP 2020, Service Manual, Page: 124 / 598

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9850068 R01 - 2020-2021 RZR PRO XP / XP 4 Service Manual
© Copyright Polaris Industries Inc.
COOLING SYSTEM BLEEDING
ENGINE COOLING SYSTEM BLEEDING
NOTICE
This vehicle’s engine cooling system self-bleeds when
coolant is poured into the coolant tank.
1. Remove coolant bottle access panel.
2. Remove the coolant pressure cap
q
. Fill coolant to
the FULL COLD line
w
on the coolant tank.
3. Run the engine until it reaches operating
temperature. The engine should take 3-5 minutes to
warm up and the fan should cycle normally if all the
air has been purged from the system.
NOTICE
The cooling system is self-bleeding.
4. Install the coolant pressure cap.
CHARGE AIR COOLING SYSTEM
BLEEDING
1. Remove the inlet hose going to the charge air cooler.
Ensure the hose and the charge air cooler are full of
coolant. Fill as required.
2. The electric pump should be strong enough to purge
a small volume of air.
3. Run the engine for a few minutes to allow the electric
pump to push coolant through the system.
4. Fill the coolant reservoir bottle to the FULL COLD
line.
MAINTENANCE