APPENDIX B : COMPRESSOR DRIVEN AIRDRYER
20950 Issue 1 April 98 B--27
Fuse Replacement
WARNING: The airdryer must be switched off and power
removed.
The power fuses are fitted into holders next to the voltage selector. In
addition, PCB Issue 2 has two fuses, held in open connectors on the
PCBs.
Power input 120V nominal: 3.15A (T).
Power input 240V nominal: 1.6A (T).
PCB Issue 2 fuse F1 4.0A, fuse F2 500mA.
Power Indicator Replacement
WARNING: The airdryer must be switched off and power
removed.
The door must be open.
Lampreplacement: Attherearoftheindicatorbody,presstogetherthe
tworeleasetabsandpullthelampholderoutoftheindicatorshell. The
bulb is a push fit into the holder.
Indicator replacement: Disconnect the wire connection at the PCB,
unscrew the ring nut and remove the indicator. Re--assembly with a
new lamp is the reverse procedure.
Sounder Replacement
WARNING: The airdryer must be switched off and power
removed.
The door must be open.
To removethesounder,disconnectthewiringfromthePCB,loosenthe
two fixingscrews and remove. Re--assembly isthe reverseprocedure.
Alarm Beacon Lamp Replacement
WARNING: The airdryer must be switched off and power
removed.
The door must be open.
The cabinet wall has a hole shaped to allow the indicator wiring
connectorand nuttopassthrough. Therefore,disconnecttheindicator
wiring from the PCB, and loosen the nut to remove the indicator.
Re--assembly, with a new lamp, is the reverse procedure. Ensure that
the gasket under the indicator is in the correct position.
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