Baxi 720644701 Installation & User's Instructions page 14

Display
HC Assigns the Programmer & Room Sensor to heating circuit.
.Ao Sets the Programmer & Room Sensor as Master (CEn).
rtE Enables the USER to adjust the reduced room temperature setting
dh Enables the USER to adjust the DHW temperature and hourly programming
Sets the DHW mode:
rEL
oFS Sets the offset of the room sensor. Used to correct the temperature value read by the
sensor if this differs from the actual temperature.
Un Selects the temperature unit of measurement (°C or °F)
SoFt Displays the software version
oSt Not used
oSp Not used
tLr Not used
Enables / Disables room anti-freeze function (from +4° C to reduced room temperature)
ICE OFF = disabled
4°C = settable
otC Sets the kt curve for external weather sensor 720103001 (0.1 – 9.0). (See Section 9.5)
rtS Enables (ON) / Disables (OFF) the room sensor.
Mod. Enables (ON) / Disables (OFF) room temperature modulation.
ULt Sets the maximum CH flow temperature (Max CH)
TSP Accesses the "Pxx" board parameters menu
Snc Synchronization of Programmer & Room Sensor (720644801 & 720644901) with the boiler.
Refer to Sections 5 and 6 of this manual
TSt Radio transmission test (WIRELESS only). The function lasts 8 minutes or when the Selector
Button is pressed. The display shows the numbers 1 to 4 (1=25% - 4=100%)
End To return to the main screen.
* Adjustment is required for Low Temperature or Underfloor heating systems.
Table 4. Parameter codes
14
c
Baxi Heating UK Ltd 2011
Description
24h: DHW always active
CHP: DHW is enabled according to the CH hourly programme
DhP: DHW is enabled according to the DHW hourly programme
12.0 Parameter Codes
12.1 Programmer & Room Sensor Functions
1. To access the Menu, press and hold the Selector
Button for approximately 6 seconds. The parameters can
be accessed by rotating the Selector Button.
Default
1
CEn
Enabled
Enabled
Combi
24h
0
°C
Read only
N/A
N/A
N/A
4°C
1.5
ON
ON
*
85°C
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