14
SETUp & TESTINg
System setting
Setting range, default in bold
09
1st stage differential
1°f (0.5°C)
1°F to 4°F (0.5°C to 2°C)
10
2nd stage differential (8448, 8466)
1°f (0.5°C)
1°F to 4°F (0.5°C to 2°C)
11
3rd and 4th stage differential (8448HP, 8466HP)
1°f (0.5°C)
1°F to 4°F (0.5°C to 2°C)
12
Reverse valve (8446, 8448HP, 8465, 8466HP)
0 – O/b energized in cooling (O)
1 – O/B energized in heating (B)
13
Stage rate*
4
1 to 5 or “OFF” to disable
14
Deadband (auto mode)
3°f (2°C)
2°F to 5°F (1°C to 3°C)
15
Progressive recovery (8463, 8465, 8466)
0 : Progressive recovery is disabled
1 : progressive recovery is enabled
* Accumulation of equipment run time in equipment staging determination.
1 = more rapid staging of equipment (comfort).
5 = slower staging of equipment (economy).
SYSTEm SETUp INSTRUCTIONS
(CONTINUED)
61000652D 8400 Tstat Install.indd 14
7/9/13 9:03 AM
