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Installation Guide

B

B

B

R32345746-001

340018 

(EHE0200172)

 

Wired 7 Day Programmable Thermostat

IMPORTANT: 

Please read these instructions fully prior to use 

as they contain information that will help get the best from 
your wired thermostat, ensuring it is operating correctly and 
safely.

If during the installation or set up you experience any issues 
please call 

0344 292 7060

 for assistance.

Must be installed by a competent person.

  

To ensure your safety make sure the mains 
power is switched OFF before accessing wiring.

To prevent a short circuit from a loose wire:

•  

Multi-core cables:

 Only remove enough outer insulation 

to allow secure fixing of the cores into the terminal block.

• 

Single core cables:

 Secure them together with a cable tie 

as close as possible to the terminal block.

Contents

Install the Thermostat

1

2

3

4

1.2-1.5m

Wiring 

On/off boiler (230V)

2-Port Zone Valve

Combi boiler

Thermostat

Basic Boiler

3(1)A

Permanent Live  
not required

A

S

B

S

C

T T

Thermostat

3(1)A

Combi-
Boiler

A

S

B

S

C

T T

T1 T2

Thermostat

3(1)A

V4043 
Zone Valve

A

S

B

S

C

T T

ON

2 x AA LR6

Accessories 

Instructions

Thermostat

= M3.5

= N°6

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