Honeywell Home T3 PROGRAMMABLE THERMOSTAT Installation Instruction

Honeywell Home T3 PROGRAMMABLE THERMOSTAT

Instruction

Warning  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.

Online Guides

Installation

1. Install the Thermostat

Wiring

On/off boiler (230V)

Combi boiler

2-Port Zone Valve

Parameters

(UK Only) Boiler Service Reminder
To access the service timer parameters:

1. Press and hold the and buttons together for 3 seconds.
2. Enter the PIN (default = 1234) by selecting 0 to 9 for each of the four segments and press to confirm.
3. OK will be displayed once the correct PIN is entered.

To set the service timer:

1. Pressto select the parameter you would like adjust
2. Press or to adjust the parameter and press to confirm
3. Follow the same step for the rest of the parameters or press to exit the service timer.
   Note: Default value in bold

  No             Description                 Settings

• 1LA          Language:              1=EN, 2=NL, 3=FR, 4=DE, 5=IT, 6=ES
• 2CR       Cycle Rate:            1, 3, 6, 9, 12
• 3OT        Min. On Time:      1- 5min
• 4LL        Lower Limit:         5 – 21 °C
• 5UL         Upper Limit:         21 – 35 °C
• 6SO          Schedule:               1 = 7 Day / Dag / Jour / Tag / Giorno / Dia 2 = 5+2
• 8SS         Wired Sensor:       0 = Disabled  1 = Enabled
• 9LC          Fail Safe:                0 = Disabled  1 = Enabled
• 10BL        Backlight:              0 = Disabled  1 = Enabled
• 11CL        Clock:                     0 = 24h           1 = 12h
• 12DS        Daylight Saving:   0 = Disabled  1 = Enabled
• 13TO        Temp. Offset:       – 3 / + 3 °C
• 15SD        Reset Schedule       1 = Reset
• 16FS        Factory Reset         1 = Reset
• 17OP        Optimum Start      0 = Deactivate 1 = Optimum Start 2 = Delayed Start
• 18OS       Optimum Stop      0 = Disabled  1 = Enabled
• 19LK         Lock Options         1 = Partial      2 = Full

Manufactured for and on behalf of the Environmental & Energy Solutions Division of Honeywell Technologies Sàrl, E&ES, Z.A., La Pièce 16, 1180 Rolle, Switzerland by its Authorised Representative Honeywell Inc.
Conforms to protection requirements of the following directives:
EMC: 2014/30/EU,
LVD: 2014/35/EU.
The full text of the EU Declaration of Conformity is available at the following Internet address: http://hwll.co/DoC
WEEE Directive 2012/19/EU
At the end of the product, life dispose of the packaging and product in a corresponding recycling center. Do not dispose of the unit with the usual domestic refuse. Do not burn the product.

Other Manuals:

Honeywell Home T3 PROGRAMMABLE THERMOSTAT PRODUCT SPECIFICATION SHEET

Honeywell Home T3 PROGRAMMABLE THERMOSTAT User Guide

Honeywell Home T3 PROGRAMMABLE THERMOSTAT Installation Instruction

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