Feasible Location Of Radiator - Rotax 912 Series Installation Manual

12.8) Feasible location of radiator

See Fig. 29.
The expansion tank (1) must always be positioned at the highest point of the
cooling system.
■ CAUTION:
◆ NOTE:
8
For proper operation of the cooling system the expansion tank (1) with pressure
cap (2) has to remain for all possible engine positions on the highest point of the
cooling circuit.
▲ WARNING: The radiator has to be planned and installed such that the
Additionally the system needs an overflow bottle (7) where surplus coolant is
collected and returned back into the circuit at the cooling down period.
Effectivity: 912 Series
Edition 1 / Rev. 0
BRP-Rotax
INSTALLATION MANUAL
If necessary, the radiator outlet opening (8) may be max. 1,5 m
(5 ft) above or below water inlet bend (5) on water pump (see Fig.
29).
On the standard engine version the expansion tank (1) is fitted
on top of the engine (see Fig. 29).
2
4
1
3
specified operating temperatures are maintained and the max.
values are not exceeded.
This state has to be warranted for "hot day conditions" too!
If need be, take appropriate measures like changing size of
cooler, partial covering of cooler etc.
6
7
5
08319
Fig. 29
page 58
May 01/2007