Service and adjustments, Engine – McCulloch MC17542STA User Manual

Page 23

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23

TO START ENGINE WITH A WEAK BATTERY
(See Fig. 27)

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. 27

WEAK OR DEAD
BATTERY

FULLY CHARGED
BATTERY

SERVICE AND ADJUSTMENTS

01536

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.

HOOD

HEADLIGHT WIRE
CONNECTOR

FIG. 28

TO REMOVE HOOD AND GRILL ASSEMBLY
(See Fig. 28)

• Raise hood.
• Unsnap headlight wire connector.
• Stand in front of tractor. Grasp hood at sides, tilt toward

engine and lift off of tractor.

• To replace, reverse above procedure.

ENGINE

TO AD JUST THROTTLE CON TROL CABLE

The throttle control has been preset at the factory and
ad just ment should not be necessary. If adjustment is nec-
es sary, see engine manual.

TO AD JUST CHOKE CON TROL

The choke control has been preset at the factory and ad-
just ment should not be necessary. If adjustment is neces-
sary, see engne manual.

TO ADJUST CARBURETOR

Your carburetor is not adjustable. If your engine does not
operate properly due to suspected carburetor problems,
take your tractor to an authorized service center for repair
and/or adjustment.

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.

TO REPLACE FUSE

Replace with 20 amp automotive-type plug-in fuse. The
fuse holder is located behind the dash.

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