Lennox VPB Series, Installation & Operation Instructions, Page: 40 / 48

40
Settings, Functions and Configurations
S2 Outdoor Unit
S3 T10 Temperature Sensor
S4 Static Pressure Setting
0 Heat recovery system
1 Heat pump system
0 Do not use T10 temperature sensor
1 Use T10 temperature sensor
Zero static pressure mode (0 WG)
(Default factory setting)
Low static pressure mode 0.08 WG (20 Pa)
High static pressure mode 0.24 WG (60 Pa)
S2-1
ON
1 2
S3
ON
1
S4
ON
1 2 3
S4
ON
1 2 3
S4
ON
1 2 3
S4
ON
1 2 3
ENC 1 Outdoor Unit Address Setting
ENC 3 and S12 Indoor Unit Quantity Setting
ENC 4 Outdoor Unit Network Address Setting
Outdoor unit address assignment
(only 0-2 used)
0 Main Outdoor Unit
1 Sub 1 Outdoor Unit
2 Sub 2 Outdoor Unit
Number of indoor units -- 0-15
Number of indoor units -- 16-31
Number of indoor units -- 32-47
Number of indoor units -- 48-63
Outdoor network address assignment -- 0-7
ENC4
ENC1
NOTE - Dip switch handle location is shown as a
solid black box in the tables.
0 = OFF (down)
1 = ON (up)
NOTE - Turn off power to the unit before setting the
dial/dip switch. The function will be available when
the unit is powered on again.
ON
1 2 3
ENC3
0-F
ON
1 2 3
ENC3
0-F
ON
1 2 3
ENC3
0-F
ON
1 2 3
ENC3
0-F
Turn power off prior to any rotary dial / dip switch
configuration adjustments.
Dial Switch Settings and Configurations
Power must be cycled for new configurations to be
set.
Dip Switch Settings and Configurations
ENC 5 Silent Mode
0 Silence mode 1
1 Silence mode 2
2 Silence mode 3
3 Silence mode 4
4 None (factory default)
5 None
6 None
7 None
8 Silent mode
9 None
A Super silence mode
B None
F Reserved
ENC5
Medium static pressure mode 0.16 WG
(40 Pa)
Super High static pressure mode 0.32 WG
(80 Pa)
S4
ON
1 2 3
Reserved
S4
ON
1 2 3
Number of indoor units -- 64
ON
1 2 3
ENC3
0
S12
S12
S12
S12
S12
NOTE - Factory supplied T10 sensor to be used
in place of T4 should ODU be placed inside an
enclosure. T10 Sensor to be placed outside
enclosure to configure priority operation