Download Print this page

Installation - Honeywell CM921 Product Specification Sheet

Wireless programmable thermostat
Hide thumbs

Advertisement

INSTALLATION

The CM921 is a radio frequency device and for the best performance should be installed in an open space.
Leave at least 30cm distance from any metal objects including wall boxes and at least 1 metre from any other electrical equipment
e.g. radio, TV, PC etc.
Do not mount onto metal wall boxes.
NOTE: It is recommended that the R6660D relay box is installed before commencing with the room unit installation (refer to the
Installation Guide).
R6660D Relay box
a
WIRING
The R6660D relay box is designed for fixed wiring only and must be installed in accordance with latest l.E.E. regulations.
Ensure the wiring connection to the supply is via a fuse rated at no more than 10 amps and a Class "A" switch (having
contact separation of at least 3 mm in all poles).
IMPORTANT
1. The installer must be a trained service engineer
2. Disconnect the power supply before beginning installation
b
CM921 CHRONOTHERM
CMT921A Room Unit
EN0H 8557 UK07 R0 09/06
6

Advertisement

loading

  Also See for Honeywell CM921

  Related Manuals for Honeywell CM921