Flushing The Cooling System - Rotax 915 i A SERIES Maintenance Manual

FLUSHING THE COOLING SYSTEM

General note
Instruction To flush the coolant the following steps are necessary:
Step
correspondingly after flushing. The residual water must not exceed the max. per-
Step
12–20–00
Page 20
December 01 2017
MAINTENANCE MANUAL
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 water at a pressure of 2 bar (29 psi).
N N O O T T E E
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 drained of water
missible limit prescribed by the coolant manufacturer.
Procedure
3 Fit radiator cap.
4
N N O O T T E E
Run the engine for a minute and replenish coolant as required.
BRP-Rotax
m WARNING
Risk of Burns!
ATTENTION
check/replenish.
Effectivity: 915 i A Series
Edition 0/Rev. 0