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Craftsman 917.25431 Operator's Manual page 26

21.0 hp 42" mower electric start automatic transmission
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REPLACING
BATTERY
WARNING:
Do not short battery termi-
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 first to
prevent sparking from accidental grounding.
1. Lift seat pan to raised position.
2. Remove terminal cover.
3. Disconnect
BLACK battery cable then
RED battery cable and carefully remove
battery from tractor.
4. Install new battery with terminals in same
position as old battery.
5. Reinstall terminal cover.
6. First connect RED battery cable to posi-
tive (+) battery terminal with bolt and nut
as shown. Tighten securely.
7. Connect BLACK grounding cabte to nega-
tive (-) battery terminal with remaining
bolt and nut. Tighten securely
8. Lower seat pan.
TO REPLACE
FUSE
Replace with 20 amp automotive-type
plug-
in fuse. The fuse holder is located behind
the dash.
TO REMOVE HOOD & GRILLASSEMBLY
1. Raise hood.
2. Unsnap headlight wire connector.
3. Stand in front of tractor. Grasp hood at
sides, tilt toward engine and lift off of
tractor.
4. When replacing hood, Ensure to recon-
nect the headlight wire connector.
Headlight Wire
Connector
Seat
Terminal
Nut
Cover
Negative
Bolt
(Black)
Positive
(Red)
Cable
TO REPLACE
HEADLIGHT
BULB
1. Raise hood.
2. Remove bulb holder from the hole in the
backside of the grill.
3. Replace bulb in holder and install bulb
holder securely back into the hole in the
backside of the grill.
4. 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.
TRANSMISSION
REMOVAL/REPLACE=
MENT
Should your transmission require removal for
service or replacement, it should be purged
after reinstallation and before operating the
tractor. See "PURGE TRANSMISSION"
in
the Operation section of this manual.
ENGINE
TO ADJUST THROTTLE
CONTROL
The throttle
control has been preset at
the factory and adjustment
should not be
necessary Check adjustment as described
below before loosening cable. If adjustment
is necessary, see engtne manual.
TO ADJUST CHOKE CONTROL
The choke control has been preset at the
factory and adjustment should not be neces-
sary. If adjustment is necessary, see engine
manual.
TO ADJUST CARBURETOR
Your carburetor has been preset atthe factory
and adjustment
should not be necessary.
However, minor adjustment may be required
to compensate for differences in fuel, tem-
perature, altitude or load. If the engine does
need adjustment, see engine manual.
26

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