Effectivity 914 Series
Edition 1 / Rev. 0
79-00-00
page 19
May 01/2007
d02628
BRP-Rotax
Maintenance Manual
3.1.5) Oil pump assembly (on 914 Series)
See Fig. 79-6
Lubricate bearing bore for pump shaft in oil pump housing with engine
oil and install pump shaft (30).
Push needle pin (26) 4x15.8 into the pump shaft, insert oil pump piston
with rotor (24) in main oil pump and turn pump shaft to check it.
Insert O-ring (25) 57-3 and push on oil pump housing (27), push second
needle pin (26) 4x15.8 into the pump shaft, insert suction inner and
outer rotor (28) of the suction pump. Rotate the pump shaft again to
check it.
â—† NOTE: Apply LOCTITE 515 to the crankcase in the area of the
crack between the two crankcase halves.
Push both needle pins (23) 4x29.8 through the two pump housings and
insert O-ring (29) 46-3. Fit the 2 outer O-rings (13) 11-2.7 and O-ring
(14) 30-2.5 in the oil pump housing and fit it to the crankcase.
â—† NOTE: Turn oil pump shaft until the drive pin (31) engages in
the camshaft. Tighten oil pump cover (22) evenly with
allen screws (12) M6x65 and lock washers.
Fit ball 8.5 mm (0.33 in.) (21), pressure spring (20) 39.5 mm (1.55 in.)
long and screw plug (18) M12x1. Tightening torque to 25 Nm (18.5
ft.lb).
â– CAUTION: The adjusting shim (19) is not supplied as standard
equipment. It is only fitted if a test run reveals that the
oil pressure is too low.
If the oil filter nipple (15) has been removed, re-tighten it to 60 Nm (44.3
ft.lb). Slightly lubricate the rubber seal for oil filter (11) with engine oil.
Screw on oil filter by hand until it touches against the oil filter housing.
Then tighten oil filter by an extra 3/4 turn.
Attach screw socket (1) with sealing ring, tighten to 22 Nm (195 in.lb)
and secure temperature sensor (16) with LOCTITE 243. Tightening
torque 8 Nm (70 in.lb).
Also fit oil pressure sensor (17) secured with LOCTITE 243. Tightening
torque to 15 Nm (133 in.lb).
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