Baxi POWER HT+ Series Installation And Service Manual

11 Troubleshooting
1
11.1 Error codes
A
Error code
B
Secondary error code
C
Description of the error
Note
Press the
MENU
key to return to the main display.
The symbol continues to be displayed on the control panel.
After one minute, if the error is not resolved, the error code is
displayed on the control panel a second time.
Tab.63 List of error codes
Display Description of the error
10 1
10:Outside sensor
Outside temperature sensor
20 20:Boiler sensor 1 Flow back sensor
28 28:Flue gas temp sensor Flue gas sensor
40 40:Return sensor 1 Return sensor
50 50:HW sensor 1 Domestic hot water sensor (only for heating only models with
hot water tank)
52 52:HW sensor 2 Solar domestic hot water sensor (if incorporating a solar in
stallation)
73 73:Collector sensor 1 Solar collector sensor (if incorporating a solar installation)
83 83:BSB short-circuit Communication problem between boiler PCB and control
unit. Probable short circuit on the heating.
84 84:BSB address collision Address conflict between several control units (internal
anomaly)
109 109:Boiler temp supervision Air present in the boiler circuit (anomaly)
110 110:Lockout SLT Safety thermostat cut-off for overheating (pump blocked or
air in the heating circuit)
111 111:Shutdown limit thermost Safety thermostat cut-off for overheating
117 117:Water pressure too high Pressure in hydraulic circuit too high
118 118:Water pressure too low Pressure in hydraulic circuit too low
125 125:Boiler temp too high Safety cut-off for absence of circulation (check made by a
sensor)
128 128:Loss of flame in op Flame extinguished
130 130:Flue gas temp too high Cut-off by flue gas sensor for overheating
133 133:Safety time exceeded Ignition error (4 attempts)
151 151:BMU internal Internal error on heating PCB
152 152:Parameterization General parameter setting error
160 160:Fan speed threshold Fan operation error
171 171:Alarm contact 1 active Error ACI board
321 321:HW outlet sensor Domestic hot water sensor damaged
343 343:Solar integration missing General parameter setting error on the solar installation (if in
corporating a solar installation)
384 384:Extraneous ligth Light incorrect (parasite flame — internal anomaly)
385 385:Mains undervoltage Power supply voltage too low
386 386:Fan speed tolerance Fan threshold speed not reached
Fig.
150
Error code
A
B
C
Error
118: Water pressure too low
0,4 bar
1 18
566
11 Troubleshooting
116 7609474 - v02 - 04092014

Baxi POWER HT+ Series Specifications

General

Brand	Baxi
Model	POWER HT+ Series
Category	Boiler
Language	English