Troy-Bilt 12087 - Manual (Page 61)

CHECK OR TEST
(Check or test in se­
quence shown until
problem is resolved.)
PROBLEM
Engine
won’t
start
Engine shuts off
when Wheeis/Tines/
PTO Drive Lever is
shifted into Forward
Engine does not
shut off when
Forward Interlock
Levers are released
while Wheeis/Tines/
PTO Drive Lever
is in Forward
Throttle Lever in START position X
Wheels/Tines/PTO Drive Lever
in NEUTRAL position X
Forward Interlock Wire Harness
connector securely mated
X X
Forward Interlock Levers not being
squeezed prior to shifting Wheels/
Tines/PTO Drive Lever to
FORWARD position
X
Visually inspect for bare, broken
or disconnected wires
X X
Check handlebar wire harness X X
Check transmission wire harness X X
TROUBLESHOOTtNG PROCEDURES
The following pages list possible problems (each one is numbered) that
you might encounter with the tiller or its engine. After the problem, we
list possible solutions, along with a reference location if appropriate. If
you have a problem not listed here, or find that a solution doesn’t work,
contact us for further assistance, or contact your local TROY-BILT Dealer
or an Authorized Engine Service Dealer.
WARNING
To help avoid personal injury,
stop the engine, wait tor all
moving parts to come to a tull
stop, remove the electric
start key, disconnect spark
plug wire and move the wire
away from the spark plug,
and let the engine and muf­
fler cool before performing
any trouble-shooting checks.
1 Wheels/Tines/PTO Drive Lever:
A. Lever does not stay in FORWARD-
• Drive belt may be too tight. Raise
belt adjustment block a little. See
Section 5.
• Clutch pawl spring at end of lever
may be overstretched. Install new
spring.
B. Lever bard to shift into REVERSE-
• Check reverse disc for wear. See
Section 5.
• Check adjustment of reverse disc
and/or reverse spring and plunger as­
sembly. See Section 5.
• Clean and re-lubricate motor mount
bars, belt adjustment block and link­
ages on lever. See Section 5.
C. Tiller stays in REVERSE when lever
is released-
• Lubricate motor mount bars, belt ad­
justment block and linkages on lever.
See Section 5.
• Check adjustment of reverse spring
and plunger. See Section 5. If problem
persists, contact Technical Service
Department.
D. Lever sticks in FORWARD-
• Lubricate motor mount bars, belt ad­
justment block, and linkages on lever.
See Section 5. if problem continues,
contact the Technical Service
Department.
E. Lever hard to shift into FORWARD-
• Follow advice for Problem 1 -D. Also
check for possible bent motor mount bar
that could be binding in engine mount
holes.
2 Wheel Speed Lever:
A. Lever hard to shift, or sticks in FAST
or SLOW wheel gear positions-
• Lubricate eccentric lever at rear of
power unit transmission. See Photo 5-
48. If rust is present, use penetrating
61