Heatmiser DS1-L Installation Instructions

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Wiring Diagram

DS1-L

230V Supply

To boiler enable

Volt Free Switching Mode

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Introduction

The Heatmiser DS1-L dial type thermostat is suitable for conventional or

combi-boiler systems.

This thermostat incorporates the following functions;

• Adjustable Switching Differential

• Digital LCD

• 230v AC, 3A Switching

Installation

IN ORDER TO AVOID ANY RISK OF ELECTRIC SHOCK, TURN OFF THE POWER TO THE

HEATING SYSTEM.

This dial thermostat is designed to be surface mounted.

1. Separate the front part of the thermostat by unscrewing securing screws on the

bottom face of the thermostat.

2. Mark 2 hole positions on the wall using the backplate as a positioning template. Drill at

the marked positions and insert a wall plug in to each hole.

3. Terminate the thermostat as per wiring diagram and screw the DS1-L back plate to the

back box.

4. Reconnect the thermostat front plate and insert the securing screws.

DS1-L

230V Supply

To boiler enable

230V Switching Mode

PDF

FAQ

Model: DS1-L

Page 1: Wiring Diagram
2. Mark 2 hole positions on the wall using the backplate as a positioning template. Drill at the marked positions and insert a wall plug in to each hole. 3. Terminate the thermostat as per wiring diagram and screw the DS1-L back plate to the back box.
Page 2: Setting The Temperature
LCD displays the new set temperature. Lock Facility The Heatmiser DS1-L has a lock facility. To lock the thermostat, press and hold down the dial for 10 seconds. You will see a lock symbol appear. To unlock, repeat the steps above.