stelpro STZW402 ELECTRONIC THERMOSTAT SMART HOME User Guide

Stelpro STZW402 HOME Manual: Questions and Answers

Can Stelpro STZW402 work with central heating systems?

No. This thermostat is designed for baseboard, convector and fan-forced heaters only, and is explicitly not compatible with central heating systems. User Guide, p. 3

What is the recommended mounting height for Stelpro STZW402 HOME?

Around 1.5 m (5 feet) above the floor level. User Guide, p. 3

How do I prepare Stelpro STZW402 HOME before mounting?

Before mounting, ensure the air vents are clean and clear of any obstruction.

1. Cut off power supply on lead wires at the electrical panel.
2. Remove the previous thermostat if replacing one.
3. Check that air vents of the thermostat are clean and clear of obstruction. User Guide, p. 4

What does the heating percentage graph on Stelpro STZW402 HOME show?

During active heating, the graph displays heating percentage as bars: no bar equals 0%, one bar is 1-25%, two bars are 26-50%, three bars are 51-75%, and four bars are 76-100%. User Guide, p. 8

Does Stelpro STZW402 come with a warranty, and how long is it?

The unit carries a 3-year warranty covering factory repair or replacement if defective. Return it to the place of purchase with your invoice, or contact customer service at contact@stelpro.com. User Guide, p. 16

How long until outdoor temperature display disappears on Stelpro STZW402 HOME if no update is received?

4 hours. The setpoint will then display instead. User Guide, p. 11

Other Stelpro STZW402 manuals

• STELPRO STZW402 - KI Electronic Thermostat Owner's Manual
• STELPRO STZW402+ Electronic Thermostat for The Smart Home Owner's Manual

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