CM61RF
CHRONOTHERM
4
EN0R 8508 R0 07/99
DIMENSIONS
Room unit T6661C
Relay box R6660C
90 mm
90 mm
30 mm
43 mm
Wiring frame
Honeywell
INSTALLATION
The CM67RF 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.
It is recommended that the R6660C relay box is installed before commencing with the room unit installation (refer to appropriate Installation
Guide).
R6660C Relay box
T6661C room unit
WIRING
The R6660C 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