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Part No. 890311 Form No. F010396C
Page 8 of 12
Use only a qualified mechanic for
any adjustments, disassembly or
any kind of repair .
DISCONNECT SPARK PLUG WIRE
BEFORE SERVICING UNIT.
WARNING: TO AVOID PERSONAL INJURY, ALWAYS
TURN MACHINE OFF, MAKE SURE ALL MOVING
PARTS COME TO A COMPLETE STOP.
RECONNECT SPARK PLUG WIRE,
GUARDS, BAG, CAPS AND / OR
HOSE BEFORE STARTING ENGINE.
ENGINE: See engine manufacturer
operator's instructions.
DEBRIS BAG: See page 6.
1. Wait for engine to cool and disconnect spark plug.
2. Drain fuel and oil from the engine.
3. Remove bag, quick release, upper handle and clutch cable from
upper handle. Do not kink, stretch, or break control cables, control
housings, or end fittings while removing handles.
4. Remove chain guard, chains and jackshaft assembly (see page 9,
Drive Chain).
5. Invert and support machine with engine not touching ground to
prevent damage to recoil starter.
6.Disassemble housing by removing six (6) lock nuts and washers
from nozzle frame, (2 are inside of nozzle opening).
7. Remove impeller bolt and lock washer.
8. Lift impeller upward. If impeller slides freely, proceed to (step 11).
9 . Place two crowbars between impeller and housing on opposite
sides. Pry impeller away from engine until it loosens.
Using a penetrat-
ing oil can help loosen a stuck impeller.
10. If the impeller does not loosen, obtain a 1” (25.4mm) longer bolt of
the same diameter and thread type as the impeller bolt. Thread longer
bolt by hand into the crankshaft until bolt bottoms. Using a suitable
gear or wheel puller against the bolt head and the impeller back-plate
(near the blades), remove impeller from shaft.
11. Remove engine mounting screws, bolts, and nuts as required.
12. When impeller is free of the engine shaft, lift impeller and housing
assembly off engine. Align impeller with opening, and diagonally lift
impeller out of housing.
13. Using a new impeller bolt and lockwasher, reinstall new impeller in
reverse order.
14. Tighten impeller bolt. Torque impeller bolt to 50 Ft. Lbs. (68 N.m)
(see item 51 on page 11).
15. Reinstall engine onto housing in reverse order of removal.
16. Invert machine back onto all 4 wheels.
17. Reinstall jackshaft assembly components onto housing in reverse
order of removal, properly tighten chains and adjust clutch (see Drive
on page 9).
18. Reinstall spark plug wire.
IMPELLER REMOVAL
1717
1717
17
MAINTENANCE
17.117.1
17.117.1
17.1