BRP-Rotax
MAINTENANCE MANUAL LINE
FLUSHING THE COOLING SYSTEM
General note
m WARNING
Risk of Burns!
Never open the radiator cap when the cooling system is hot. For safety’s sake, cover
cap with a rag and open slowly. Sudden opening of the cap could provoke the escape
of boiling coolant and result in scalding.
Instruction To flush the coolant the following steps are necessary:
Step
Procedure
1
Open the radiator cap on the expansion tank.
2 Open the lowest located coolant hose (either at water pump or radiator).
3
Flush the system from the open expansion tank down to the open coolant
hose using pure (alternative is distilled) water.
NOTE
It is recommended to use a pump for flushing of the cooling system
with water under pressure.
4 Let residual water drain and reconnect the lowest located coolant hose.
5
Refill newly mixed coolant into the expansion tank (highest point of the cool-
ing system).
See Chapter 12-10-00 section Coolant check/replenish.
NOTICE
If water-free coolant is used, the cooling system must be flushed and refilled with
conventional coolant.
Step
Procedure
6 Fit radiator cap.
7
Start engine and warm up.
NOTE
Run the engine briefly and replenish with clean coolant as required.
Effectivity: 916 i A / C24
Edition 0/Rev. 1
12–20–00
Page 23
December 01 2023
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