Replacing The Coolant - Rotax 914 Series Maintenance Manual

3.2)

Replacing the coolant

See Fig. 19.
▲ WARNING: Never open radiator cap when the cooling system is hot. For
Open the radiator cap on the expansion tank, remove the bottom attachment
screw (1) (with sealing ring) of water pump and drain the engine coolant.
◆ NOTE:
Fit attachment screw (stainless steel) along with a new sealing ring. Tighten to
10 Nm (90 in.lb).
Refill newly mixed coolant into the expansion tank (highest point of the cooling
system). Fit radiator cap.
◆ NOTE:
Fig. 19
Effectivity: 914 Series
Edition 1 / Rev. 0
BRP-Rotax
MAINTENANCE MANUAL
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.
If the radiator is located below the engine, also detach the lowest
positioned coolant hose.
Run the engine briefly and replenish with clean coolant as
required.
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May. 01/07