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TABLE 9
Field Wiring Applications
Thermostat
Jumper Settings (See figure 33)
Wiring Connections
Heat Staging
Jumper
W915
Two−Stage
Cooling
W914 Dehu-
midification
W951
Heat Pumps
1Heat / 1 Cool
NOTE − Use
heat staging
jumper to set
second−stage
heat ON delay.
No delay
(None),
10 minutes, or
15 minutes.
15 Minutes
Intact
Intact
Intact
S1
T’STAT
CONTROL
TERM. STRIP
OUTDOOR
UNIT
2 Heat / 1 Cool
NOTE − Use
heat staging
jumper to set
second−stage
heat ON delay.
No delay
(None),
10 minutes, or
15 minutes.
10 Minutes
Intact
Intact
Intact
S1
T’STAT
CONTROL
TERM. STRIP
OUTDOOR
UNIT