Glow-worm hxi and Gas Valve - Manual (Page 43)

43 0020008153-05
13 Replacement of Parts
Diagram 13.12
USER INTERFACE BOARD
230V
CONTROLS
INTERFACE
BOARD
11419
13.20 Mains Reset Knob
Refer to section 13.18 for access.
Remove actuator by springing back retaining clips.
Spring back knob retaining clips and push knob out from the
back, see diagram 13.9.
13.21 User Interface
Refer to section 13.18 for access and diagram 13.10.
Remove electrical plug.
Remove the three securing screws.
Withdraw the board.
When replacing the board refer to instructions supplied with
replacement PCB on setting it up.
13.22 Main PCB
For access, refer to section 13.1
Hinge down the control box, see diagram 13.11.
Remove TORX screws and unhook the rear panel.
Remove the electrical connections to the PCB.
Prise back the two PCB retaining clips and withdraw the PCB.
When refitting the rear panel ensure the leads are not trapped,
see diagram 13.1.
13.23 Control Box
For access refer to section 13.22.
Remove relevant plugs and connectors, refer to wiring diagram
12.1.
Withdraw grommets and leads so they are hanging loose.
Unthread the retaining strap and remove the control box by
drawing it outwards away from its retaining slots, see diagram
13.11.
13.24 Fuse - Main PCB - Control Box
For access, refer to section 13.22.
The fuse is located at bottom right hand side of the PCB, see
diagram 12.2 or 13.1.
13.25 230V Controls Interface
For access, refer to section 13.18.
Disconnect the electrical connection from the 230V controls
interface board and the electrical connection from the main
PCB, see diagram 13.12.
Remove the 230V controls interface retaining screw.
Remove the 230V controls interface board.
Diagram 13.11
9247
CONTROL PANEL
RETAINING
STRAP
RETAINING
SLOT
Diagram 13.10
USER INTERFACE
SECURING SCREWS
11417