Effectivity 912/914 Series
Edition 1 / Rev. 0
79-00-00
page 11
May 01/2007
d02628
BRP-Rotax
Maintenance Manual
3) Maintenance
The following sections describe maintenance procedure for engines of the 912/914
Series above and beyond the maintenance and special checks, see corresponding
Maintenance Manual (Line Maintenance) for the respective engine type, 912 Series or
914 Series, and the systems descriptions given hitherto. The description is subdivided
into subsections and descriptions of the function of the various systems.
3.1)
Oil pump
3.1.1)
Oil pump removal (main and suction pump)
See Figs. 79-5 and 79-6.
Drain oil.
Remove oil line from screw socket (1) (feed). Remove both banjo bolts
(2) from the suction pump and remove sealing rings (3).
◆
NOTE:
The suction oil line (4) and the ring hose nipple (5) need
not be removed.
Remove banjo bolt (6) and take off 3 sealing rings (7). Also remove the
distance sleeve (8) (configuration 2 / 4). On configuration 3, the
pressure oil line (9) to the governor should be removed for easier
disassembly. Same procedure on pressure oil line (10) to the turbo-
charger.
Remove oil filter (11) with oil filter wrench, part no. 877620
Release 4 allen screws (12) (on 912 Series: M6x50 on 914 Series:
M6x65) with lock washers and take off complete oil pump unit with
2x O-rings (13) 11x2.7 and (14) 1 x 30x2.5.
◆
NOTE:
Suction pump only on ROTAX 914 Series!
Summary of Contents for MMH-912 Series
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