9 Electrical Connection

9.1 Pump and External Controls Connection

The pump must be connected directly to the control box, as shown in diagram 9.2.

Any external controls must only be connected to interrupt the Red Link between terminals 1 and SL.

Thread the cable(s) through the large cable clamp in the side of the control box.

9.2 Testing - Electrical

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

In the event of an electrical fault 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.

The installer is requested to advise and give guidance to the user of the controls scheme used with the boiler.

MAINS SUPPLY CABLE GROMMET

PUMP AND

REMOTE

CONTROLS

GROMMET

PUMP CABLE

MAINS

SUPPLY

CABLE

CHASSIS

EARTH

POST

RED LINK SL TO 1 REMOTE CONTROLS

4052

SL

PL

PN

1

L

N

Diagram 9.2

21

221834B

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Glowworm Lighting 40 manual Pump and External Controls Connection, Testing Electrical

40 specifications

Glowworm Lighting 40 is a popular choice for homeowners seeking energy-efficient heating solutions. This compact, wall-mounted boiler is designed with modern technologies that ensure optimal performance and reliability.

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The Glowworm Lighting 40 is equipped with a robust heat exchanger made from high-grade aluminum, which not only enhances heat transfer efficiency but also contributes to the boiler's lightweight design. This feature makes installation easier, allowing for a more flexible placement within the home.

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