Nortrac XT20 Owner's Manual page 48

2.16.2.4
Instrument Faults and Troubleshooting
Sequence
Fault
No.
The water
temperature
1 gauge always
indicates a low
temperature.
The water
temperature
2
gauge always
indicates a high
temperature.
Oil gauge
3 indication
abnormal.
2.16.2.5
Light Faults and Troubleshooting
Sequence
Fault
No.
Head lamp
has no high
1 beam or
dimmed
light.
Rear light
2
not lit.
Operation Description
Table 2-14 Instrument Faults and Troubleshooting
Fault Reasons
(1) Circuit opened and contact at
plug-in is poor.
(2) Water temperature sensor damage.
(3) Water temperature meter ineffective.
(1) Water temperature sensor
circuit or damage.
(2) Short circuit.
(3) Water temperature meter ineffective.
(1) Circuit opened or shorted
(2) Oil volume sensor circuit broken,
short or not in good contact
(3) Oil pressure meter ineffective.
Table 2-15 Light Faults and Troubleshooting
Fault Reasons
(1) Circuit broken, short circuit fuse
blowout.
(2) Bad contact or damage to the
dimmer switch
(3) Filament broken.
(1) Circuit open.
(2) Poor contact or damage to the rear
light switch.
(1) Check & repair the circuits.
(2) Replace
(3) Replace
short (4) Replace
(5) Check and repair or remove
(6) Replace
(1) Check and repair, then
(2) Repair or replace sensor.
(3) Replace oil pressure meter.
(1) Check and repair, then connect.
(2) Check and repair. Replace if
necessary.
(3) Replace bulb.
(1) Check and repair, then connect.
(2) Check and repair. Replace if
necessary.
42
Troubleshooting
Remove dirt at plug-in.
water temperature
sensor.
water temperature
meter.
water temperature
sensor.
shorted circuit faults.
water temperature
meter.
troubleshoot.
Troubleshooting