75
Mixer economy function.....................39
Mixer modules....................................33
Mixer motor........................................36
O
Outputs, checking................................8
Outside temperature..........................38
P
PCB
■ 230V connection.............................42
■ 230 V plug......................................44
■ LV connection.................................43
■ Overview.........................................40
■ Plug, buffer cylinder sensor............51
■ Plug, CAN BUS..............................52
■ Plug, fan.........................................53
■ Plug, flow sensor............................49
■ Plug, KM BUS.................................52
■ Plug, Lambda probe.......................49
■ Plug, LV..........................................49
■ Plug, primary air damper................54
■ Plug, return sensor.........................50
■ Plug, secondary air damper............55
■ Plug 1.............................................50
■ Plug 100A ......................................53
■ Plug 145.........................................52
■ Plug 15...........................................50
■ Plug 150.........................................48
■ Plug 151.........................................45
■ Plug 169.........................................50
■ Plug 17...........................................50
■ Plug 198.........................................49
■ Plug 2.............................................49
■ Plug 203.........................................54
■ Plug 204.........................................55
■ Plug 41...........................................44
■ Plug 9.............................................51
■ Plug X1...........................................46
■ Plug X15.........................................52
R
Reduced room temperature...............11
Relay test.............................................8
S
Scan...................................................21
Scanning operating conditions...........24
Scanning sensors..............................24
Scan temperatures.............................21
Sensors, checking................................8
Service functions................................21
Specification ......................................61
Standard room temperature...............11
Switching the power ON......................7
System schemes..................................7
T
Time program
■ Central heating...............................38
■ DHW heating..................................39
Troubleshooting.................................25
W
Wiring diagram...................................42
Keyword index
Keyword index
(cont.)
5604 447 GB
