Errors

• - select type -
• Thermo ProNOx/HR 20.40w
• Thermo ProNOx/HR 20.41WT
• Thermo ProNOx/HR 30.40W
• Thermo ProNOx/HR 30.41WT
• ThermoElegance 3A
• ThermoElegance 4 Solo A
• ThermoElegance 4A
• ThermoElegance 5A
• ThermoElegance 6
• ThermoGrand 45S
• ThermoGrand 65S
• ThermoMaster 2HR 28.01W
• ThermoMaster 2HR 28.02WT
• ThermoMaster 2HR 32.01W
• ThermoMaster 2HR 32.02WT
• ThermoMaster 3HR 24
• ThermoMaster 3HR 24P
• ThermoMaster 3HR 24T
• ThermoMaster 3HR 24TP
• ThermoMaster 3HR 28
• ThermoMaster 3HR 28P
• ThermoMaster 3HR 28T
• ThermoMaster 3HR 28TP
• ThermoMaster C-XV 25
• ThermoMaster C-XV 30
• ThermoMaster C-XV 35
• Thermomaster HR22G
• Thermomaster HR30G
• ThermoMaster HRG 22
• ThermoMaster HRG 30
• ThermoMaster VR 24
• ThermoMaster VR 24T
• Thermosystem HRM 120/3
• Thermosystem HRM 160/3
• Thermosystem HRM 200/3
• Thermosystem HRM 240/3
• Thermosystem HRM 280/3

• - select code -
• 00
• 01
• 03
• 04
• 05
• 06
• 07
• 09
• 10
• 11
• 12
• 13
• 14
• 16
• 17
• 18
• 19
• 20
• 21
• 22
• 24
• 25
• 26

Boiler type Thermomaster HR22G

Error code 21

Cause:

Waterdruksysteem te laag 

Solution:

Lekkage opsporen (expansievat) en verhelpen