Viessmann VITOCAL 350-A, Installation And Service Instructions Manual

Page: 254 / 256

254
N
Notes................................................133
Number
■ Lag heat pump..............................171
Number of external heat pumps.......171
O
Operating mode
■ Operating mode changeover........174
■ Room influence.............................198
Operating mode changeover
■ Duration........................................174
■ Effect............................................174
■ Heating circuits.............................173
■ Operating mode............................174
Outdoor installation (type AWH-O)....17
Output
■ Compressor stage 1.....................180
■ Heat pump....................................180
■ Lag heat pump..............................172
Outside temperature
■ LON..............................................202
Overview
■ Sensors, drain valve and air vent
valve.............................................165
P
Parts lists
■ AWH-I...................................224, 232
PCB 1...............................................206
PCB 2...............................................208
PCB 3...............................................212
Phase monitor..................................112
Power cable.......................................29
Power circuit - compressor..............223
Power-OFF................................95, 110
■ Output stage, instantaneous heating
water heater..................................190
Power-OFF contact............................95
Power supply.............................29, 104
Power supply utility......................29, 31
Priority
■ External heat source.....................182
Pumps................................................90
Pumps, external blocking.................177
R
Receive heartbeat............................202
Remote control.................................197
Remote control module....................178
Remote monitoring module..............178
Repair work......................................117
Reports............................................241
Required equipment.....................35, 41
Required Equipment....................48, 49
Room height.........................................9
Room influence
■ Operating mode............................198
■ Slope............................................197
Room temperature hook-up
■ Influence.......................................197
■ Operating mode............................198
Runtime............................................157
S
Safety chain.....................................215
Screed programme..........................191
Sensor resistance curves.................166
Sensors......................................89, 212
■ Checking.......................................166
■ Overview.......................................165
Set DHW temperature 2...................186
Set flow temperature
■ External demand..........................193
■ Maximum......................................198
Set room temperature
■ Reduced.......................................197
■ Standard.......................................197
Set temperature
■ DHW cylinder................................184
■ Heating water buffer cylinder........195
Slope
■ Heating curve...............................197
■ Room influence.............................197
Solar circuit control unit....................178
Solar control unit..............................178
Keyword index
Keyword index
(cont.)
5414 828 GB