Rotex GW User Manual

44
FA ROTEX GW - 09/2012
10 x Faults and malfunctions
10.3 Fault codes
Tab. 10-2 Fault codes on the controller of the ROTEX GW
Fault
code
Component/Designation Fault
10 External temperature sensor* Short circuit, interruption or measured value outside permitted area (*if fitted, optional
component)
20 Flow temperature sensor Short circuit, interruption or measured value outside the permitted area
28 Flue gas temperature sensor Short circuit, interruption or measured value outside the permitted area
40 Return flow temperature sensor Short circuit, interruption or measured value outside the permitted area
50 Domestic hot water temperature
sensor
Short circuit, interruption or measured value outside the permitted area
52 Domestic hot water temperature
sensor
Configuration fault
61 Room station* Fault (*if fitted, optional component)
62 Room station* Connected room station not suitable for ROTEX GW
(*if connected, optional component)
78 Pressure sensor Short circuit, interruption or measured value outside the permitted area
105 Maintenance message System fault
110 Safety temperature limiter Flow temperature over 93 °C, STB has responded
111 Temperature monitor Configuration fault
113 Flue gas temperature sensor Warning threshold for flue gas temperature exceeded
117 Pressure sensor Water pressure in hydraulic system too high
118 Pressure sensor Water pressure in hydraulic system too low
129 Burner fan No correct speed feedback message
130 Flue gas temperature sensor Threshold value of the flue gas temperature exceeded (e.g. by blockage of the flue gas
line)
133 Ignition fault No flame creation after expiry of the safety period - after 5 attempts to start (no gas,
check ignition electrodes and the ionisation current)
151 Control Internal fault (PCB on controller defective)
152 Control Parameter incorrect or implausible
154 Plausibility water temperature Temperature value return temperature sensor > flow temperature sensor or temper-
ature increase in the boiler is too rapid
156 Fault in power supply Brief mains interruption or voltage too low
180 Cancellation of chimney sweep
function
No fault - special function
181 Cancellation of emission
measurement
No fault - special function

Rotex GW Specifications

General

Brand	Rotex
Model	GW
Category	Boiler
Language	English