Flushing The Cooling System - BRP ROTAX 912 Series Maintenance Manual

FLUSHING THE COOLING SYSTEM

General note
Instruction To flush the coolant the following steps are necessary:
Step
Step
12–20–00
Page 22
January 01 2020
MAINTENANCE MANUAL LINE
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.
Procedure
1 The system is flushed using pure (alternative is distilled) water at a pres-
sure of 2 bar (29 psi).
NOTE
For the flushing, open the lowest located coolant hose (either at
water pump or radiator).
2 Refill newly mixed coolant into the expansion tank (highest point of the cool-
ing system).
See Chapter 12-10-00 section Coolant
Where water-free coolant is used, the cooling system must be flushed and re-
Procedure
3 Fit radiator cap.
4
NOTE
Run the engine briefly and replenish with clean coolant as required.
BRP-Rotax
m WARNING
Risk of Burns!
ATTENTION
filled with conventional coolant.
check/replenish.
Effectivity: 912 Series
Rev. 0