MULTIQUIP GLOBUG GBX24S Operation Manual page 39

SYMPTOM
No displays on dimming meter.
Lighting up without switching on the
light switch.
Glow lamp is not working even
though turning the ignition key
switch.
All lighting units are not lit up.
Lighting units are not lit up.
Lighting unit(s) is/are not lit up.
Lighting up, but not so bright.
Lamps only lights for a short time.
GBX24S/GBX24B LIGHT TOWER • OPERATION AND PARTS MANUAL — REV. #0 (05/30/19) — PAGE 39
Table 13. Lamp Troubleshooting (GBX24S)
POSSIBLE PROBLEM
Miswiring?
Wiring correctly?
Dimming meter assy is not broken?
Miswiring?
Wiring correctly?
Dimming meter assy is not broken?
Miswiring on the battery?
Fuses on the right side of the control
panel(box)?
Battery voltage? Sufficient voltage is
normally 12- 14V.
Battery works properly?
Light switch is OFF?
Breaker is tripped?
AC120V is not applied to the LED power
supply?
Miswiring?
Error indicators of the lighting units not
lit?
Voltage of LED power supply output DC
240V between 1(+) and 2(-) does not
appear.
Voltage of LED power supply output. DC
240V between 1(+) and 2(-) appears?
Error indicator(s) of the lighting unit(s) is/
are just on?
Error indicator of the lighting unit flashes
continuously?
Error indicator of the lighting unit flashes
twice continuously?
Voltage of the LED power supply output.
DC24V between 3(+) and 4(-)appears.
TROUBLESHOOTING
SOLUTION
Correct the wiring.
Replace the dimming meter assy.
Replace the LED power supply R.
Correct the wiring.
Replace the dimming meter assy.
Replace the LED power supply.
Correct wiring.
Check the page of "Fuse", replace
the broken fuse and remove the
cause of it.
Charge or replace the battery.
Replace the ignition switch or ECU.
Push the light switch on the control
panel.
Push the breaker on the control
panel.
Generator could be problematic.
Correct the wiring.
Replace the defective LED power
supply.
Replace the lighting unit(s).
Replace the control board(s) inside
the lighting unit.
Clean the fan and air passage.
Clean or replace the fan.