4) Oil Pump Re-Assembly - Rotax 914 F Maintenance Manual

13.2.1.4) Oil pump re-assembly

See Pic. 91.
Lubricate bearing bore for pump shaft in oil pump housing with motor oil and
install pump shaft H.
Insert pin S 4x15,8 in the pump shaft, install revolving piston with rotor F in
main oil pump and turn pump shaft for check.
Insert O-ring G 57-3, oil pump housing D, second peg S 4x15,8 into pump
shaft, fit revolving piston and rotor ] of suction pump and turn pump shaft for
check.
Push the 2 locating pins [ 4x15,8 through both pump housings and fit O-ring
A 46-3. Fit the 2 outer O-rings q 11-2,7 and O-ring w 30-2,5 in the oil pump
housing and fit it to the crankcase.
u NOTE:
Equally tighten oil pump cover p with Allen screws } M6x65 and lock
washers. Tightening torque 10 Nm (90.in.lb).
Fit ball 8,5 mm o, spring i 39,5 mm (1,55 in.) long and plug screw y M12x1.
Torque to 25 Nm (220 in.lb).
If the oil filter nipple e has been removed, re-tighten it to 60 Nm (530 in.lb).
Slightly lubricate the rubber seal for oil filter { with motor oil. Screw oil filter
on by hand until it stops at the oil filter housing.Then tighten by an extra 3/4
turn.
Fit hose nipple Q with sealing ring, tighten to 22 Nm (195 in.lb) and oil
temperature sensor r secured with LOCTITE 221. Tightening torque 8 Nm
(70 in.lb).
Fit oil pressure sensor t secured with LOCTITE 221. Tightening torque 15
Nm (130 in.lb).
Modification no.
- 0 -
Turn oil pump shaft until the driving pin J engages in the
camshaft.
ATTENTION: The adjustment shim u is not fitted for the time being and is
only fitted if during test run the prescribed oil pressure is not
reached.
Reference Main Date
914 F 1997 02 01
Page
145