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Service and adjustments – Poulan Pro PP21H42 LAWN TRACTOR User Manual

Page 23

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23

SERVICE AND ADJUSTMENTS

FIG. 24

00663

RE TAIN ING

RING

WASH ERS

SQUARE KEY

(REAR WHEEL ONLY)

AXLE

COVER

TO ADJUST STEERING WHEEL

ALIGNMENT

If steering wheel crossbars are not horizontal (left to right)

when wheels are positioned straight forward, remove steer-

ing wheel and reassemble per instructions in the Assembly

section of this manual.

FRONT WHEEL TOE-IN/CAMBER

The front wheel toe-in and camber are not adjustable on

your tractor. If damage has occurred to affect the front

wheel toe-in or camber, contact your nearest authorized

service center/department.

TRANSMISSION REMOVAL/REPLACEMENT

Should your transmission require removal for service or

replacement, it should be purged after reinstallation and

before operating the tractor. See “PURGE TRANS MIS SION”

in the Operation section of this manual.

TO REMOVE WHEEL FOR REPAIRS

(See Fig. 24)

• Block up axle securely.

Remove axle cover, retaining ring and washers to allow

wheel removal (rear wheel contains a square key - Do

not lose).

• Repair tire and reassemble.
• On rear wheels only: align grooves in rear wheel hub

and axle. Insert square key.

• Replace washers and snap retaining ring securely in

axle groove.

• Replace axle cover.
NOTE: To seal tire punctures and prevent flat tires due to

slow leaks, tire sealant may be purchased from your local

parts dealer. Tire sealant also prevents tire dry rot and

corrosion.

TO START ENGINE WITH A WEAK BAT TERY

(See Fig. 25)

WARNING: Lead-acid batteries gen-

er ate ex plo sive gases. Keep sparks,

flame and smoking ma te ri als away from

bat ter ies. Always wear eye pro tec tion

when around batteries.

If your battery is too weak to start the engine, it should be

recharged. (See "BATTERY" in the Maintenance sec tion

of this man u al).
If “jumper ca bles” are used for emer gen cy starting, follow

this pro ce dure:

IMPORTANT: YOUR TRACTOR IS EQUIPPED WITH A 12 VOLT

SYSTEM. THE OTHER VEHICLE MUST ALSO BE A 12 VOLT

SYSTEM. DO NOT USE YOUR TRACTOR BATTERY TO START

OTHER VEHICLES.

TO ATTACH JUMPER CABLES -

• Connect one end of the RED cable to the POSITIVE

(+) terminal of each battery(A-B), taking care not to

short against tractor chassis.

Connect one end of the BLACK ca ble to the NEGA TIVE

(-) terminal (C) of fully charged battery.

Connect the other end of the BLACK cable (D) to good

chassis ground, away from fuel tank and bat tery.

TO REMOVE CABLES, REVERSE ORDER -

BLACK cable first from chassis and then from the fully

charged battery.

• RED cable last from both batteries.

FIG. 25

02614

WEAK OR DEAD

BATTERY

FULLY CHARGED

BATTERY

TO REPLACE HEADLIGHT BULB

• Raise

hood.

• Pull bulb holder out of the hole in the backside of the

grill.

• Replace bulb in holder and push bulb holder securely

back into the hole in the backside of the grill.

• Close

hood.

INTERLOCKS AND RELAYS

Loose or damaged wiring may cause your tractor to run

poorly, stop running, or prevent it from starting.

Check wiring. See electrical wiring diagram in the Repair

Parts section.