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Maintenance – Glow-worm Ultracom2 cxi User Manual

Page 55

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0020085231_02 - 05/10 - Glow-worm

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19.7 PCb

i

When replacing the board refer to instructions

supplied with the spare part.

19.8.1

Main PCb

A

B

B

C

4

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".

19.8.3

User interface PCb

A

C

B

B

5

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