4.0 Installation & Wiring (cont.)
NOTE: The yellow link wire across terminals 1 & 2 on the
Boiler terminal block ‘M1’ must be removed when fitting
this Low Voltage control system. Fig. 9.
1. The Receiver should be wired to the boiler as shown in
Fig 9.
2. Turn the power to the boiler off.
3. Remove the Receiver backplate by carefully prising it
away from the body. Fig. 10.
4. Route the wires through the rear of the backplate panel.
If a surface mount is required it will be necessary to break
off the appropriate tabs to give the wire access.
5. Connect the wires to the ‘OT’ connection on the
terminal block. Fig. 9. Note this is removable for ease of
wiring.
6. Connect the other end of the wire to the terminals on
the boiler. Please refer to the boiler manual for wiring
details.
7. Fix the Receiver to the wall using the fixings provided
and refit the front cover ensuring the correct orientation.
Fig 11.
8. Fit the batteries to the Programmer & Room Sensor.
Fig 12.
6
Baxi Heating UK Ltd 2011
c
OT
OT
Fig. 9. Receiver Backplate
4.3
Connecting 720644801 7 day Wireless &
720644901 24h Wireless.
Fig. 12. Accessing batteries
Fig 11. Completed Receiver
1. Press Securing Tab.
1. Press Securing Tab.
2. Ease away from Backplate.
2. Ease Backplate away.
Fig 10. Receiver & Access Tab
2 x AA/LR6 Batteries
(Supplied)
Boiler Wiring
Terminal M2
Low
Voltage
Terminal
Block
Boiler
Mains
Voltage
Terminal
Block M1
1
2
!
IMPORTANT
When fitting Low Voltage
Controls remove the
Yellow Link Wire from the
Boiler Terminal Block M1
