Q4Z Manuals & User Guides

User manuals, setup guides, troubleshooting help, and repair information for Q4Z products.

Tip: include the full model number printed on your Q4Z label for the best match.

Q4Z manuals

Latest posts, featured manuals, and retailer-linked manuals for this brand tag.

COMPUTHERM Q20 Programmable Digital Room Thermostat Instruction Manual

March 9, 2025

COMPUTHERM Q20 Programmable Digital Room Thermostat Specifications Product Name: COMPUTHERM Q20 Type: Programmable, digital room thermostat Compatibility: Suitable for regulating boilers, air conditioners, humidifiers, and dehumidifiers Connection: Two-wire room thermostat connection point Control Circuit: Works with devices having a 24…

Brand: COMPUTHERM

COMPUTHERM Q4Z Zone Controller Instruction Manual

April 30, 2023

COMPUTHERM Q4Z Zone Controller Instruction Manual GENERAL DESCRIPTION OF THE ZONE CONTROLLER As the boilers usually have only one connection point for thermostats, a zone controller is needed in order to divide the heating / cooling system into zones, to…

Brand: COMPUTHERM