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OILING SYSTEM
OILING SYSTEM TESTS
Oil Supply Vacuum Test
Remove the oil pick-up assembly from the oil tank.
Carefully remove the pickup filter and flush with a
mild solvent to remove any contamination. Rein-
stall filter.
Carefully remove the oil hose from the oil pickup
and remove the oil supply hose from the oil injec-
tion pump.
Use low pressure air to purge oil from hose.
Use Plug/Holder, P/N 329661, and clamp to plug
the pickup end of the hose.
Attach a vacuum tester to the outboard side of oil
supply hose and draw 7 in. Hg (24 kPa) vacuum
on the hose for at least five minutes. Repair or
replace any leaking components. Reinstall the oil
hose.
Check height of pickup assembly.
Position a new seal on oil tank and reinstall
pickup with filter into oil tank. Install and tighten
screws.
Oil Injection Pump Function Test
This test may be performed in two different ways:
Running Test
Remove oil distribution hose from fitting at cylin-
der block. Start and run the outboard at IDLE
speed and observe oil flow. Confirm that a small
amount of oil is discharged while injection pump is
activated
WARNING
Wear safety glasses to avoid personal
injury, and set compressed air pressure to
less than 25 psi (172 kPa).
1. Oil hose
2. Oil pickup
3. Low pressure air
12306
1. Plug/holder
2. Oil hose
12307
3
1
2
2
1
Pickup Assembly Height
1.8 gallon tank
6.84 to 6.96 in.
(174 to 177 mm)
3.0 gallon tank
8.74 to 8.86 in.
(222 to 225 mm)
Height of Oil Pickup Assembly COB5657A
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