Not for
Reproduction
37
4. Failure and Troubleshooting
4-3
4.2 Troubleshooting
Should any trouble occur during operation, do not leave it. Investigate the cause and take appropriate
measures. Read the manual carefully and fully understand what to do in case of trouble.
The better you understand the construction and function of the machine, the faster you can find a
problem and solution.
This chapter describes the state, cause and countermeasures of important troubles in detail:
Symptom
Cause
Counter measures
Starter does not
rotate.
Low starter
revolution speed
even when starting.
(1) Battery malfunction
(2) Charging malfunction
(3) Alternator malfunction
(4) Starter malfunction
Check Battery→Charge/Change
Change
Change
Starter rotates
normally but engine
does not start up.
(1) No diesel fuel oil
(2) Air mixing in fuel piping
(3) Fuel filter clogging
(4) Nozzle clogging
(5) Malfunction of controller
Replenish fuel
Bleed air
Disassemble/Clean and Change
Disassemble and clean
Check fuse
Check connector
Check controller
※
“Engine Oil
Pressure Low” is
displayed on the
monitor screen.
(1) Engine oil shortage
(2) Engine oil filter clogging
(3) Loosened or disconnected wiring, or
connector
(4) Oil pressure switch malfunction
Replenish fuel
Change
Check/tightening
Change
※
“Water Temperature
High” is displayed
the monitor screen.
(1) Shortage of coolant
(2) Slip of belt
(3) Radiator clogging
(4) Faulty thermostat
(5) Looseness, disconnection of wiring or
connectors
(6) Faulty coolant temperature switch
Replenish Adjust
tension Clean
Change
Check/tightening
Change
※
“Air Filter” is
displayed on the
monitor screen.
(1) Air filter clogging
Clean
※
“Containment
Level” is displayed
on the monitor
screen.
(1) Condensate accumulated in the oil fence.
(2) Oil fence level sensor is not functioning.
Drain Check/
Change
※
Refer to section 4.1.1 for monitor lamp and display.
Содержание Maxi-Power MP25 T4F
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