Walker C23i, Operator'S Manual

Page: 32 / 92

Assembly Instructions C23i
28
F
CHECK ENGINE COOLING SYSTEM
Check that the engine cooling air intake
screen is free of obstruction by grass clippings
or debris and clean if required. Also, cylinder
head cooling fins should be inspected and
cleaned if any build-up of debris is noted
[remove two (2) cylinder head access panels
to inspect and clean]. Refer to
Cleaning Cylin-
der Head Cooling Fins on page 62
for this
procedure.
Check performance of the cooling system by
starting the engine, holding a hand adjacent to
the cylinder head, and feeling the cooling
airflow.
DANGER
Make sure to keep hands clear of exhaust
pipe, muffler, and moving parts when
checking airflow.
F
CHECK HYDROSTATIC TRANSAXLE OIL
LEVEL
Refer to Check Transaxle Fluid Level on page
55.
F
INSPECT THREE (3) DRIVE BELTS
Engine, PTO/Blower, and Hydrostatic Ground
Drive.
F
CHECK GRASS CATCHER EXHAUST
SCREEN IS CLEAN
F
CHECK FUNCTIONS OF WARNING LIGHT
AND WARNING HORN
Turn the ignition key to the
ON (RUN)
position.
Both the Oil Pressure Warning Horn and
Engine Service Light should operate, indicat-
ing normal function.
F
CHECK FUNCTION OF SAFETY INTERLOCK
SWITCHES
Refer to Safety Switch System on page 70
to check for proper operation of safety switch-
es, both during engine starting and with the
operator leaving the seat with tractor moving
forward or with the mower blades engaged.
F
CHECK TIRE PRESSURE
Deck Caster Wheel* = 20 PSI (137 kPa)
Drive = 15 PSI (103 kPa)
Tailwheel = 20 PSI (137 kPa)
* If equipped with optional pneumatic tires
F
CHECK SECURITY OF DRIVE TIRE MOUNT-
ING NUTS
The eight (8) Drive Tire mounting nuts should
each be torqued to 75 to 85 lb·ft (102 to 115
N·m).
F
CHECK DECK IS SECURELY ATTACHED
Check for correct deck attachment (hitch pins
and counterweight springs).
F
ADJUST MOWER CUTTING HEIGHT, IF
REQUIRED
Position the hitch pins in the four deck support
pins. Refer to the Cutting Height Adjust-
ment decal on the deck gearbox cover.
NOTE: For DS60 deck, see
DS60-3 Cutting
Height on page 40 for height adjustment.
F
CHECK AND CLEAN GRASS BUILDUP
UNDERNEATH MOWER DECK (and inside
GHS blower).
Refer to
Cleaning GHS Blower on page 64
for blower cleaning information.
DANGER
Never operate cutter blades with deck in
raised position because it is hazardous.
The tilt-up deck can be secured in the raised
position by unlocking the deck lock levers on
each side of the carrier frame and inserting
the deck hook into the tilt-up latch on the front
of the tractor. Before operating the tractor,
make sure to re-engage the deck lock levers
after lowering the deck to the normal operating
position.