Disassembly; Pressure Control Valve Hoses - Removal; Fuel Line Assy. - Removal - Rotax 915 i A series Maintenance Manual

DISASSEMBLY

Preparation
Before the fuel distribution system/fuel pump is re-
moved, the work described below must be carried
out to identify any further faults in the fuel distribution
system and rectify them as part of the repair work.
ATTENTION
If these checks are omitted, it may be neces-
sary to dismantle the fuel distribution system
again to rectify any faults after it has been
repaired.
General visual inspection.
See Maintenance Manual Line for the en-
gine type 915 i A Series.
Carry out an engine test run.
See Maintenance Manual Line for the en-
gine type 915 i A Series.
• Functional check of the fuel distribution system
assy.
• Check that the system has no leaks.
• Check the injection valves. Check the "spray pat-
tern" using the map.
• Measure the resistance of the injection valves. To
do this, see Chapter 76-70-00 section Sensors
and actuators.
• Check the fuel pressure regulator with a pressure
gauge in the static operating state.
• Check that the fuel filter in the feed line is clear.
PRESSURE CONTROL VALVE HOSES -
REMOVAL
Step Procedure
1 Loosen hose clamps and remove the PCV
hoses.
73–10–00
Page 12
August 01 2018
BRP-Rotax
MAINTENANCE MANUAL HEAVY
Pressure control
1
valve
Clamp 8
3
Figure 11.7: PCV hoses
FUEL LINE ASSY. — REMOVAL
Step Procedure
1 Drain the fuel. See relevant Maintenance
Manual Line Chapter 12-20-00 section
Planned maintenance.
2 Remove the feed line to fuel rail 1/3, re-
turn line to fuel rail 2/4 and the fuel pres-
sure regulator. Close all openings with
appropriate caps.
3 Loosen the Allen screw M6x16 of the fuel
line assy.
2
Hoses
4 Clamp 10
Effectivity: 915 i A Series
Edition 0/Rev. 0