- 43 -
f)
Check that the blades are disengaged.
g)
For 31 HP Daihatsu Gas units - Check that the spark plug wires are
properly connected.
h)
Check for loose or faulty wiring connections.
i)
Check for corrosion at all wiring connections. Even minor corrosion may
cause a faulty connection. Clean connector terminals thoroughly with
electrical contact cleaner; apply dielectric grease and reconnect.
NOTE: When disconnecting electrical connectors
DO NOT
pull on the
wires to separate the connectors.
NOTE: After carefully checking the above steps, attempt to start the
engine. If it does not start, contact your authorized Exmark service dealer.
IMPORTANT: It is essential that all operator safety mechanisms
be
connected and in proper operating condition prior to mower use.
When a problem occurs, do not overlook the simple causes. For example,
starting problems could be caused by an empty fuel tank.
The following table lists some of the common causes of trouble. Do not attempt
to service or replace major items or any items that call for special timing of
adjustment procedures (such as valves, governor, etc.). Have this work done by
your
Engine Service Dealer.
31 HP DAIHATSU GAS ENGINE
TROUBLESHOOTING TABLE
PROBLEM
NO
FU
E
L
IM
P
R
OP
E
R
FU
E
L
DI
RT
I
N
FU
E
L
LI
N
E
DI
RT
Y AI
R
FI
LT
E
R
FA
U
L
T
Y
SP
A
R
K
PL
UG
ENG
IN
E
O
VERL
O
A
D
ED
BL
OCKED
FU
E
L
FI
LT
E
R
INCORR
ECT
O
IL
L
EVEL
IN
SUF
F
ICI
ENT
BA
T
T
ERY
CHA
RG
E
FA
N
P
U
M
P
BEL
T
M
IS
S
ING
DI
RT
Y
RA
D
IA
T
OR
CORE
Will not start
X
X
X
X
X
X
X
Hard starting
X
X
X
X
X
X
Stops suddenly
X
X
X
X
X
Lacks power
X
X
X
X
X
X
Operates erratically
X
X
X
X
X
X
Knocks or pings
X
X
Skips or misfires
X
X
X
X
Backfires
X
X
X
X
Overheats
X
X
X
X
X
X
High fuel consumption
X
X
X
For Exmark Mower Parts Call 606-678-9623 or 606-561-4983
www.mymowerparts.com
