Troubleshootin
W9212-8235-4
03/2019
91
Troubleshooting: Operation
MALFUNCTION POSSIBLE CAUSE REPAIR
Operation
Exhaust gas colour very black Air filter restricted Check and clean the air filter
(page 104).
Insufficient engine power Air filter restricted Check and clean the air filter
(page 104).
Fuel filter restricted or water in fuel
system
Check the water separator for
water content, drain if necessary
(page 58), replace the fuel filter
(page 105).
Coolant temperature too high
(overheated)
Radiator dirty Clean the radiator (page 100).
Low coolant level Check the coolant level, add cool-
ant, if necessary (page 99).
Cooling system components leak-
ing
Check the cooling system for
leaks. Please contact your
KUBOTA dealer.
V-belt too loose Check and adjust the V-belt ten-
sion (page 100).
Charge lamp lights up V-belt too loose Check and adjust the V-belt ten-
sion (page 100).
Defective fuse in fuse box Replace the fuses (page 88).
Deviation in driving direction of
excavator
Crawler tension adjusted incorrect-
ly
Check and adjust the crawler
tension, if necessary (page 112).
Power of hydraulic functions is too
low or disruptive
Hydraulic oil level too low Check hydraulic oil level and top
up, if necessary (page 106).
Suction filter restricted Change the hydraulic oil tank
suction filter. Please contact your
KUBOTA dealer.
Horn and working light do not work Defective fuse in fuse box Replace the fuses (page 88).
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