![background image](http://html1.mh-extra.com/html/carrier/a180218c/a180218c_installation-instructions-manual_2562410063.webp)
53
(--9 to 13
_
C) or None
d
Default = None
S
Defrost with Furnace, Electric Heat or Hydronic:
Yes or No
d
Default = Yes
d
For Geothermal units, lockout for auxiliary heat (furnace or electric resis-
tance) is not enabled.
NOTE
: When simultaneous heating and cooling demand feature is ON, the system
will try to respect the settings for heat source but may override the settings if the
preferred heat source is unable to deliver heat.
6.3.6. Stages / Latch for 18VS
For 18VS heat pumps, the cooling and heating stage/latch can be changed. Select
cooling or heating next to stages/latch. The maximum stage and the minimum stage
can be selected. The minimum selected stage can be locked--in or set based upon
the outside temperature.
A14228A
6.3.7.
Geothermal HP (when available)
First touch
SETUP
, then touch
Geo HP
to set up the parameters for the Geo HP
unit.
Summary of Contents for A180218C
Page 64: ...54 A160188C...
Page 112: ...102 A160170 NIM Chart...
Page 113: ...103 A160171 Wiring Diagram Single Stage Non Communicating Heat Pump NIM...
Page 114: ...104 A160172 Wiring Diagram Two Stage Non Communicating Heat Pump NIM...
Page 115: ...105 R G FE Fan Coil or Variable Speed Furnace A07114 G Input Wiring for Blower Operation...
Page 116: ...106 R G FE Fan Coil or Variable Speed Furnace A07115 G Input Wiring for System Shutdown...
Page 119: ...109 NOTES...