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MASTER THERMOSTAT SUBBASE INSTALLATION
Caution:
Electrical Hazard
Failure to disconnect the
power before beginning to
install this product can cause
electrical shock or equipment
damage.
For vertical mount put
one screw top and one
screw bottom.
For horizontal mount put
one screw left and one
screw right.
Horizontal mount
Note:
The T955W can be battery powered only if used as a stand-alone thermostat solution.
The T955W must be hardwired (C and R terminals connected to 24V power) if remote
sensors (R251W or R250W) are used.
UP
C
R
Vertical mount
Mercury Notice:
All of Pro1's products are
mercury free. However, if the
product you are replacing
contains mercury, dispose of it
properly. Your local waste
management authority can give
you instructions on recycling
and proper disposal.
Vertical mount
Horizontal mount
6
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