SAVE VTR 150B SERVICE AND ACCESSORIES INSTALLATIONV01 20210316

| v1.1
Contents
1 Overview ......................................................1
1.1 Warranty..............................................1
1.2 Type label.............................................1
1.3 Disposal and recycling .............................1
2 Important Safety Information .............................1
2.1 Intended Use.........................................2
2.2 Admonitions .........................................2
3 Configuration .................................................2
3.1 Startup wizard .......................................2
3.2 Common symbols...................................2
3.3 Home screen overview............................3
3.3.1 User modes ..............................3
3.3.2 Temperature settings ..................6
3.3.3 Airflow settings .........................6
3.3.4 Indoor Air Quality .......................7
3.3.5 Status bar and alarms..................7
3.4 Description of User functions ....................7
3.5 Main menu ...........................................8
3.5.1 Unit Information.........................8
3.5.2 Alarms.....................................9
3.5.3 Week Schedule........................ 13
3.5.4 Filter ..................................... 14
3.5.5 System Preferences.................. 14
3.5.6 Service .................................. 14
3.5.7 Help ...................................... 23
4 Service ....................................................... 23
4.1 Warnings............................................ 23
4.2 Power consumption and fuse size ............ 23
4.3 Internal components ............................. 24
4.3.1 Component description.............. 24
4.4 Electrical connections ............................ 25
4.4.1 Main circuit board layout............ 26
4.4.2 External connections
(Connection board)................... 27
4.5 Troubleshooting................................... 28
5 Accessories.................................................. 29
5.1 Internet Access Module (IAM) ................. 29
5.1.1 Setting up remote control of
the unit .................................. 29
5.2 Indoor air quality sensors ....................... 31
5.3 Temperature control ............................. 32
5.3.1 Electric duct heater (control via
relay) .................................... 32
5.3.2 Duct water heater .................... 34
5.3.3 Duct water cooler..................... 35
5.3.4 Ground heat exchanger ............. 36
5.3.5 Change-over coil for heating/
cooling function ....................... 37
5.4 Airflow control..................................... 39
5.4.1 VAV/CAV conversion kit............. 39
5.5 Installation/Maintenance ....................... 40
5.5.1 Outdoor/Exhaust air
dampers................................. 40
5.5.2 Pressure Guard ........................ 41
5.5.3 Multiple control panels .............. 42
5.5.4 Presence detector .................... 43
5.5.5 Push button ............................ 44