Pcb - Glow-worm Ultracom 2 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
C
B
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).
• When refitting the rear panel, ensure the leads are not
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 ►Wiring diagram".
0020085231_02 - 05/10 - Glow-worm
Supplied By www.heating spares.co Tel. 0161 620 6677
B
A
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.
• When refitting the user interface, ensure the leads are not
trapped.
19.8.4 Mains supply cable
e
The main supply cable must be replaced by a
qualified and competent electrician.
• If the main supply cable is damaged, replace it refering to the
chapter "Electrical connection".
MAINTENANCE
B
A
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