TROUBLESHOOTING
Chart
The
following
troubleshooting chart
is
provided for assistance
in
locating
and
correcting problems
which
are
most
common.
Many
of
the
recommended
procedures
must
be
done
by
authorized Bobcat Service
Personnel
only.
PROBLEM
CAUSE
Engine will not turn over with the starter.
1,2,3,4,5,6,7
Engine will not start or is difficult to start.
8,9,10,11,12,13,14,15,16
Engine misses, runs irregularly or stops. 15,
17, 18,
19
Engine overheats.
20,21,22,23,24
KEY TO CORRECT THE CAUSE
1.
Battery has lost its charge.
2.
Loose battery connections.
3.
Loose starter connections.
4.
Damaged starter switch.
5.
Broken or damaged wire harness.
6.
Damaged starter or solenoid.
7.
Fuse has damage.
8.
Wrong starting procedure.
9.
No fuel
in
tank.
10. Air cleaner is dirty.
11.
Fuel vent
in
cap has restricted.
12.
Fuel line has air leak, dirt or water.
13. Hydraulic/Hydrostatic
load on engine.
14.
Fuel pump is damaged.
15.
Ignition system is damaged or timing is wrong.
16.
Incorrect crankcase oil.
17. Dirty fuel mixture.
18. Poor compression.
19. Water
in
the fuel line.
20. Engine is overloaded.
21
. Radiator grill is dirty.
22. Dirty engine
oil.
23. Restricted exhaust system.
24.
Coolant level is low.
25. Oil cooler has restriction.
Revised Oct.
97
-7B-1-
741, 742, 743,
74305
Bobcat
Loader
Service
Manual
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