24
SERVICE AND ADJUSTMENTS
FIG. 30
HEX
BOLT
KEPS NUT
POSITIVE
(RED)
CABLE
NEGATIVE
(BLACK)
CABLE
TERMINAL
GUARD
TERMINAL
ACCESS
DOOR
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.
TO REPLACE FUSE
Replace with 20 amp automotive-type plug-in fuse. The
fuse holder is located behind the dash.
REPLACING BATTERY (See Fig. 30)
WARNING: Do not short battery ter-
mi nals by allowing a wrench or any other
object to contact both terminals at the
same time. Before connecting battery,
remove metal bracelets, wristwatch
bands,rings,etc.
Positive terminal must be connected
fi rst to prevent sparking from ac ci den tal
grounding.
• Lift hood to raised position.
• Remove terminal guard.
• Disconnect BLACK battery cable then RED battery
cable and carefully remove battery from tractor.
• Install new battery with terminals in same position as
old battery.
• Reinstall terminal guard.
• First connect RED battery cable to positive (+) battery
terminal with hex bolt and keps nut as shown. Tighten
securely.
• Connect BLACK grounding cable to negative (-) bat tery
terminal with remaining hex bolt and keps nut. Tighten
securely
• Close terminal access doors.
• Close hood.
FIG. 29
FIG. 28
RE TAIN ING
RING
WASH ERS
SQUARE KEY (REAR
WHEEL ONLY)
AXLE
COVER
WEAK OR DEAD
BATTERY
FULLY CHARGED
BATTERY
TO START ENGINE WITH A WEAK BAT TERY
(See Fig. 29)
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.
Summary of Contents for JNA19H48B
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