52 – English
OIL PUMP
Dismantling
Dismantle the following parts:
1. Bar and chain. See the Operator Guide.
2. Centrifugal clutch. See the chapter "Centrifugal clutch".
3. Muffler. See the chapter "Safety equipment".
4. Carburettor. See the chapter "Carburettor".
5. Starter. See the chapter "Starter".
6. Ignition system and the spark plug. See the chapter
"Ignition system".
7. Tank unit. See the chapter "Tank unit".
8. Cylinder and crankshaft. See the chapter "Crankshaft,
Piston and Cylinder".
Continue to dismantle the oil pump as follows:
9. Undo the adjust screw (A) with washer and dismantle the
pump piston (B), spring and washer.
Cleaning and inspection
Clean all components and check the following:
1. That the oil pump drive’s worm gear (E) is undamaged.
2. That the washer on the adjuster screw (A) does not show
signs of wear.
3. That the guide (C) is undamaged.
4. That the pump piston (B) is undamaged
5. That the oil hose and screen are undamaged.
6. Clean all channels.
7. That the nipple (F) is not loose. Replace if this is the case.
C
D
10. Dismantle the cover plate (D).
11. Dismantle the guide (C).
A
B
F
E
C
A
B
For Husqvarna Parts Call 606-678-9623 or 606-561-4983
www.mymowerparts.com
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