Pcb - Glow-worm Ultracom 24cxi Installation And Servicing

19.7

PCB

i
When replacing the board refer to instructions
supplied with the spare part.
19.8.1 Main PCB
4
B C
3
1
2
1
Key
1 Control panel
2 Rear panel
3 Retainings clips
4 Main PCB
Remove the 24V and 230V connections.
Remove the rear panel (2).
Ease back the two PCB retaining clips (3) and withdraw the
PCB from the retaining lugs.
Remove the electrical connections to the PCB (appliance
interface cable).
trapped.
19.8.2 2A Fuse Rating
For access, refer to chapter "Main PCB".
The fuse is located at top right hand side of the PCB, see
chapter "Electrical connection
0020085231_02 - 05/10 - Glow-worm
B
A
Wiring diagram".
19.8.3 User interface PCB
5
B
C
4
3
2
1
Key
1 User interface
2 Retaining slots
3 User interface PCB
4 Retainings clips
5 Control Panel
Remove the user interface (1) easing back the two retaining
slots (2).
Ease back the two PCB retaining clips (4) and withdraw the
PCB from the retaining lugs.
Remove the electrical connections to the PCB.
trapped.
19.8.4 Mains supply cable
e
The main supply cable must be replaced by a
If the main supply cable is damaged, replace it refering to the
chapter "Electrical connection".
MAINTENANCE
B
A
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