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5 electrical wiring – Glow-worm Inset 40BBU User Manual

Page 14

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14

221722B

Diagram 5.4

Diagram 5.5

8031

N

E

L

6181

LEFT HAND CLIPPING POSITIONS A and B

RIGHT HAND CLIPPING POSITIONS C and D

OVERHEAT
CUT-OFF
DEVICE
(sealed
systems only)

CONTROL
THERMOSTAT
PHIAL

MAINS
SUPPLY
PLUG

CONTROL BOX
SOCKET

CONTROL
BOX

A

B

C

D

5.2 Thermostat Phial

Unwind the capillary avoid kinking. Route the capillary well clear
of any part of the back boiler which becomes hot. Use the
capillary clips, supplied. Secure the capillary and push the phial
into the pocket, see diagram 5.4. Again make sure that the
capillary is not touching the casting.

NOTE: When fitting the phial into the phial pocket use the heat
sink compound supplied in the fittings pack.

5.3 Boiler Control Box

Taking care that the POWER IS OFF, wire the incoming mains
cable to the mains plug supplied in the fittings pack. Do not
connect the mains supply plug to the control box socket, see
diagram 5.5.

NOTE: The ignition sequence is fully automatic and will
commence when mains voltage is applied.

5.4 Testing - Electrical

Checks to ensure electrical safety must be carried out by a
competent person.

After installation of the system, preliminary electrical system
checks as below should be carried out,

1. Test insulation resistance to earth of mains cable.

2. Test the earth continuity and short circuit of all cables.

3. Test the polarity of the mains.

4. With the mains supply off. Plug the mains supply plug into the
control box socket, see diagram 5.5.

5 Electrical Wiring

(Left hand water connection shown)