Troubleshooting - Pentair Raychem Green Leaf Installation Instructions Manual

7. tRoUBLesHootInG

error Code
ER1
ER2
ER3
ER4
ER5
temperature
15°C
20°C
25°C
30°C
35°C
In the event of damage or malfunction of one of the
temperature sensors, the heating output cuts off (fail
safe) and an error code is displayed.
The floor sensor can be replaced by a new one. In the
event of malfunction of the room sensor, the entire
thermostat must be replaced.
The floor sensor has got the following temperature/
resistance values:
Error 5 occurs if the thermostat is set in Room
Sensing Mode and the floor sensor is installed.
To resolve the error change the sensing mode in Floor
sensing or Room sensing with floor temperature
limiter. Otherwise, remove the floor sensor to work in
room sensing mode.
Description
Short circuit on floor sensor
Open circuit on floor sensor /
Missing floor sensor
Short circuit on room sensor
Open circuit on room sensor
Check sensing mode
Resistance
15.8 kΩ
12.5 kΩ
10.0 kΩ
8.0 kΩ
6.5 kΩ
21