Craftsman 28970 Operation Manual - Page 25

Engine

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TO REMOVE CABLES, REVERSE ORDER1. BLACK cable first from chassis and then from the fully charged battery. 2. RED cable last from both batteries. REPLACING BATTERY ,_WARNING: Do not short batteryterminals 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 hood to raised position. 2. Disconnect BLACK battery cable (A) then RED battery cable and carefully remove battery from tractor. 3. Install newbatterywithterminals position as old battery. in same 4. First connect RED battery cable (B) to positive (+) battery terminal with hex bolt and keps nut as shown. Tighten securely. Slide terminal cover (C) over terminal. 5. Connect BLACKgrounding cableto negative (-) battery terminal with remaining hex bolt and keps nut. Tighten securely 6. Close hood. TO REPLACE FUSE Replace with 30 amp automotive-type in fuse. The fuse holder is located the dash. plugbehind TO REMOVE HOOD & GRILL ASSEMBLY 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. . When replacing hood, be sure to reconnect the headlight wire connector. Hood Headlight Wire Connector Negative (Black) Cable TRANSMISSION REMOVAL OR REPLACEMENT 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. 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. See electrical wiring diagram in the Repair Parts manual. ENGINE TO ADJUST THROTTLE CONTROL CABLE 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 engine manual. TO ADJUST CHOKE CONTROL The choke control has been preset at the factory and adjustment should not be necessary. If adjustment is necessary, see engine manual. TO ADJUST CARBURETOR Your carburetor has been preset at the factory and adjustment should not be necessary. However, minor adjustment may be required to compensate for differences in fuel, temperature, altitude or load. If the engine does need adjustment, see engine manual. 25

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TO
REMOVE
CABLES,
REVERSE
ORDER-
1.
BLACK
cable
first
from
chassis
and then
from
the
fully
charged
battery.
2.
RED
cable
last from
both
batteries.
REPLACING
BATTERY
,_WARNING:
Do not short batteryterminals
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 hood
to raised
position.
2.
Disconnect
BLACK
battery
cable
(A) then
RED
battery
cable
and carefully
remove
battery
from
tractor.
3.
Install
newbatterywithterminals
in same
position
as old
battery.
4.
First
connect
RED
battery
cable
(B)
to
positive
(+) battery
terminal
with
hex bolt
and keps
nut as shown.
Tighten
securely.
Slide
terminal
cover
(C) over
terminal.
5.
Connect
BLACKgrounding
cableto
neg-
ative
(-) battery
terminal
with
remaining
hex
bolt
and
keps
nut.
Tighten
securely
6.
Close
hood.
TO
REPLACE
FUSE
Replace
with
30 amp
automotive-type
plug-
in
fuse.
The
fuse
holder
is
located
behind
the
dash.
TO
1.
2.
3.
.
REMOVE
HOOD
&
GRILL ASSEMBLY
Raise
hood.
Unsnap
headlight
wire
connector.
Stand
in front
of tractor.
Grasp
hood
at
sides,
tilt
toward
engine
and
lift
off
of
tractor.
When
replacing
hood,
be sure
to
recon-
nect
the
headlight
wire
connector.
Hood
Headlight
Wire
Connector
Negative
(Black)
Cable
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.
See electrical
wiring
diagram
in the
Repair
Parts
manual.
TRANSMISSION
REMOVAL
OR
REPLACEMENT
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
CABLE
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
engine
manual.
TO
ADJUST
CHOKE
CONTROL
The
choke
control
has
been
preset
at
the
factory
and
adjustment
should
not
be
necessary.
If adjustment
is necessary,
see
engine
manual.
TO
ADJUST
CARBURETOR
Your carburetor
has been preset
at the 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.
25