Service and adjustments – Murray MB12538LT User Manual

Page 22

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22

ADJUSTMENT
BOLT

NEUTRAL
LOCK GATE

GEARSHIFT LEVER

FIG. 21

SERVICE AND ADJUSTMENTS

TO ADJUST STEERING WHEEL ALIGN-
MENT

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.

TO REMOVE WHEEL FOR REPAIRS
(See Fig. 22)

• 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 fl at tires due to
slow leaks, tire sealant may be purchased from your local
parts dealer. Tire sealant also prevents tire dry rot and
corrosion.

FIG. 22

RE TAIN ING
RING

WASH ERS

SQUARE KEY (REAR
WHEEL ONLY)

AXLE
COVER

TO START ENGINE WITH A WEAK BATTERY
(See Fig. 23)

WARNING: Lead-acid batteries gen-
er ate ex plo sive gases. Keep sparks,
fl ame 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 fi rst from chassis and then from the fully

charged battery.

• RED cable last from both batteries.

FIG. 23

WEAK OR DEAD
BATTERY

FULLY CHARGED
BATTERY

TRANSAXLE GEAR SHIFT LEVER NEU TRAL-
ADJUSTMENT (See Fig. 21)

The transaxle should be in neutral when the gear shift
lever is in neutral (N) (lock gate) position. The adjustment
is preset at the factory; however, if adjustment is needed,
proceed as follows:
• Make sure transaxle is in neutral (N).
NOTE: When the tractor rear wheels move freely, the

transaxle is in neutral.

• Loosen adjustment bolt in front of the right rear

wheel.

• Position the gear shift lever in the neutral (N) posi-

tion.

• Tighten adjustment bolt securely.
NOTE: If additional clearance is needed to get to ad just ment
bolt, move mower deck height to the lowest position.

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