13
Trouble Shooting
Principle. a ballast (choke) provides the correct voltage and current for the
lamp(s). The circuit board monitors the current to the lamp and if it is not present,
illuminates the red alarm light and sounds the alarm buzzer (a “squealing” noise).
An orange light indicates the power is on.
a) UV LAMP OUT, NO ORANGE “ON” LIGHT, NO ALARM
1. No mains voltage
2. Internal fuse failed
3. Check mains power connections inside power supply
b) UV LAMP FLICKERING, ALARM ON
1. Failed lamp
2.
Incorrect lamp or ballast fitted
c) UV LAMP OUT, ALARM ON
1. Lamp failed
2. Poor connection to lamp (check/clean connector/lamp pins)
3.
Ballast failed (unlikely)
d) LAMP ON, ALARM ON
1. Faulty circuit board
e) LAMP OUT, ALARM OFF
1. Loose connection or faulty circuit board, possibly short in lamp circuit
WARNING: When servicing or attending your Steriflo,
always ensure power is switched off and lead
unplugged. Electrical connections should be serviced
only by qualified persons. If the electrical supply lead
of this system is damaged, it must only be replaced by
qualified personnel.
