OPERATING & MAINTENANCE MANUAL MODEL : ELB series
YOUYANG AIRPORT LIGHTING EQUIPMENT INC. PAGE 21/34
4.2 TROUBLESHOOTING
This section covers the most common problems that may be encountered.
Check and follow the below procedures when trouble occurs.
However, in order to reduce shutdown time of airport operation, it is recommended
that full set of the light fixture shall be replaced by new one first of all and then
the damaged light fixture shall be repaired at workshop.
TROUBLESHOOTING
This table provides the cause and corrective actions against most commonly
occurred problems
Problem
Cause
Corrective Action
Lamp not working
- Lamp faults
Replace Power section
- Each connector not well connected
Repair faulty circuits
- Wiring(Polarity) of the lamp is fault
Replace Power section
- Faulty isolated transformer
Replace isolated
transformer
Color of the lighting
looking different than
other lightings
- Lamp fault
Replace Power section
Lamp looking dimmer
than other lamps.
- Lamp fault
Replace the lamp
- Reflector fault
Replace the reflector
- Faulty isolated transformer
Replace isolated
transformer
- Polluted lens
Clean the lens
- Power section fault
Replace Power section
Intensity not changed - Check the specification of Power
Fit in properly
