Required Tools; Removing Your Old Thermostat - Horstmann T105NP Instruction Manual

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Required Tools

• Hammer • Masking tape • Screwdriver
• Drill and 3/16" drill bit
(if not installed on a junction box)
RF Address Code Setting
If there is another user nearby, e.g. in the next
house, your receiver may be triggered by their
transmitter. You may select a different RF address
code to prevent this. The receiver can only response to
RF coding with the same address code setting as its
own.
1. To adjust address code of Receiver, simply push up
one or more of the 5 dip switch levers .
2. To adjust the address code of the Control Centre,
open the housing of control centre as illustrated in
the diagram on page 10 of this manual.
3. Remove one or more of the jumper caps as shown
in the diagram on page 6.
Caution :
1. Address code of Control Centre must be the same
as address code of Receiver. For any jumper cap
removal of address code # in Control Centre, same
address code # of Receiver must be put to the UP
position.
2. Disconnect AC power and remove batteries before
adjusting address code.
Note that RESET button must be pressed after removing
any of the jumpers on the Control Centre.
Remove one or more
of the jumper cap to
adjust RF address
code.
Address code # 1 - 5,
from left to right
Push up one or more of
the white levers to adjust
Receiver address code.
Address code # 1 - 5,
from left to right.

Removing your old thermostat

CAUTION : to avoid electric shock, isolate the power
of the heating/cooling system at the main power box
in your home. Read the following instructions carefully
before disconnecting the wires.
1. Turn off your old thermostat.
2. Remove the cover from the old thermostat.
3. Unscrew the old thermostat from the wall plate.
4. Now find the screws attaching the wall plate to the
wall, and remove them. You should now be able to
pull the wall plate a small distance from the wall. Do
not disconnect any wire yet, simply locate the wires.
WARNING: After removing the wall plate, i
find that it is mounted on a junction box (e.
similar to one behind a light switch or electr
outlet), high voltage circuit may be present
there is a danger of electric shock. Please co
qualified electrician.
Choosing a Location for the Control C
The Control Centre can be mounted to a wa
the screws provided or can left in a convenie
location to monitor your living area using th
integrated stand.
It is advisable to choose a location about fiv
(1.5 metre) above the floor in an area with
air circulation and away from.
1. Drafts.
2. Air ducts.
3. Radiant heat from the sun or appliances.
4. Concealed pipes and chimneys.
Your chosen location should allow a clear si
reach your receiver with nothing interruptin
interfering with the RF transmission. Please
'Testing the RF Transmission'section of this m
when considering where to locate your Cont
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