Fitting Of Coolant Hoses - Rotax 914 F Maintenance Manual

Attach cylinder aligning tool I, part no. 877 260, to intake flange of cylinder
heads P by 4 screws O M6x25. Align cylinder heads, thus warranting a
plane support for intake manifold. Fit cap nut and collar nut { along with
washer } and tighten cylinder heads crosswise to 22 Nm (195 in.lb).
Remove 4 screws O and cylinder aligning tool.
10
Lubricate all moving parts in rocker arm compartment. Place O-ring q
105x2,5 and O-ring w 6,4x1,8 on valve cover e, put
cover in position and tighten Allen screw r M6x30
along with washer t to 10 Nm (90 in.lb).
Screw in resistance spark plugs and tighten to 20 Nm (180 in.lb). Fit spark
plug connectors according to coding sleeves on spark plugs, see Chapter
13.4.14).

14.10) Fitting of coolant hoses

See Pic. 5.
Fix all coolant hoses coming from expansion tank to the coolant exit on cylinder heads
with hose clamps 23 mm (.905 in.). Also fit the coolant hoses between water pump and
coolant entry into cylinder heads with hose clamps 23 mm (.905 in.).
NOTE:
Modification no.
- 0 -
11
12
9
00311
ATTENTION: Never change the length of
valve cover screw! Check
whether threads are dam-
aged. If this screw is
loose or worn or if the
valve cover is leak-
ing, the oil return to
the oil tank by
"blow-by gas" will
not work at all or
only only insuffiently.
NOTE: Proceed as per Wiring Diagram.
Position the hose clamps so that no neighbouring coolant hoses can
be damaged.
Reference
8
e
00312
17
16
Main Date
1997 02 01
914 F
10
Pic. 276
13
14
Pic. 277
Page
259