Expansion Tank; Overflow Bottle; Temperature Measurement System; 1) Cylinder Head Temperature Sensor - Rotax 912 Series Maintenance Manual

3.15) Expansion tank

See latest Maintenance Manual "Line Maintenance" for the respective engine
type. On newer engine versions, the position of the expansion tank has been
modified. See Service Information SI-25-1997, "Running modifications", latest
issue.

3.16) Overflow bottle

See latest Maintenance Manual "Line Maintenance" for the respective engine
type.
■ CAUTION : Check whether the overflow bottle has been modified in accor-

3.17) Temperature measurement system

◆ NOTE:

3.17.1) Cylinder head temperature sensor

Effectivity 912/914 Series
Edition 1 / Rev. 0
BRP-Rotax
Maintenance Manual
dance with SB-912-039 and SB-914-025, "Modifications of the
overflow bottle", latest issue.
There are several temperature control points on ROTAX en-
gines of the
Operators Manual.
See Figs. 75-13 and 75-14.
In serial production, the two temperature sensors (1) are screwed into
position on the bottom side of the cylinder heads of cylinders 2 and 3.
◆ NOTE:
Grounding connection of the temp. sensor directly via
the cylinder head.
For sensor resistance, see following graph of sensor resistance
overtemperature.
deviation: max ± 10%
On assembly, tighten the temperature sensor to 10 Nm (90 in. lb).
Secure screws with LOCTITE 221.
912/914 Series. Refer to wiring diagram in
75-00-00
page 15
May 01/2007