Specifications

6. TROUBLE AND TROUBLESHOOTING 47
6. TROUBLE AND TROUBLESHOOTING
6.1 Simple problems and the appropriate countermeasures
If you should encounter some difficulty during operation, refer to the following table for countermeasures.
Trouble Probable Cause Measure Reference
Problem occurs during
operation.
♦
Alarm buzzer sounds and
alarm lamps come on.
NOTICE
NOTICENOTICE
NOTICE
:
When the alarm equipment indicates a problem, immediately
put the clutch in neutral and run the engine at low speed.
Check to see which alarm indicator is lit, then stop the engine and
inspect. When you cannot determine the source of the problem,
return to port at low speed and ask your Yanmar dealer for repairs.
Charge Lamp
(Alarm buzzer does not sound.)
Faulty battery
V-belt is loose or damaged
Alternator is not generating electricity
Check battery fluid.
Adjust V-belt tension or
replace belt.
Ask for repairs.
5.2.2(3)
5.2.3(7)
C.W. Temp. Lamp goes on. Insufficient cooling water in fresh
water tank
Leakage in fresh water cooling
system
Fresh water cooling pump is damage
Inside of C.W. system is dirty.
Check and replenish cooling
water.
Ask for repairs for water
leakage
Ask for repairs.
Ask for repairs.
3.5
L.O. Press. Alarm Lamp goes on. Insufficient engine oil Replenish engine oil. 3.3
Fuel Filter Alarm Lamp goes on. Increased fuel filter drain Drain the fuel filter. 5.2.2(2)
Fuel Oil Alarm Lamp goes on. Insufficient fuel oil Replenish fuel oil. 3.2
Faulty Alarm Devices
NOTICE
NOTICENOTICE
NOTICE
:
Do not operate the engine if alarm devices are not working properly.
Serious accidents may result if difficulties are not spotted due to
faulty alarm lamps.
♦
Before starting when switch is turned from OFF
→
ON, alarm devices do not work. 4.2.2
Alarm buzzer does not sound. Circuit broken or buzzer damaged Ask for repairs. -
Some alarm lamps do not light up.
Circuit broken or lamp burnt out. Ask for repairs. -
♦
After starting when switch is turned from START
→
ON, alarm devices do not work. 4.2.2
Alarm buzzer does not stop Short circuit Ask for repairs. -
Some alarm lamps do not go off Damaged sensor or switch Ask for reptairs. -