5
level could then be checked at another time when the both indoor
and outdoor temperatures are in a more favorable range.
NOTE
: If line length is beyond 80 ft (24.38 m) or greater than 20
ft (6.10 m) vertical separation, See Long Line Guideline for
special charging requirements.
UNIT DAMAGE HAZARD
Failure to follow this caution may result in unit damage.
Compressor damage may occur if system is overcharged.
CAUTION
!
CARE AND MAINTENANCE
For continuing high performance and to minimize possible
equipment failure, it is essential that periodic maintenance be
performed on this equipment. Consult your servicing contractor or
Owner’s Manual for proper frequency of maintenance. Frequency
of maintenance may vary depending upon geographic areas, such
as coastal applications.
Leave Owner’s Manual with homeowner. Explain system
operation and maintenance procedures outlined in manual.
24 VAC HOT
24 VAC COM
R
C
G
W/W1
Y/Y2
R
C
C
A/C
THERMOSTAT
Typical
FAN COIL
AIR
CONDITIONER
G
W2
HEAT STAGE 1
COOL STAGE 1
INDOOR FAN
24 VAC HOT
24 VAC COM
R
C
G
W/W1
Y/Y2
R
C
C
A/C
THERMOSTAT
Typical
FURNACE
AIR
CONDITIONER
Y
G
W
HEAT STAGE 1
COOL STAGE 1
INDOOR FAN
A002326
Fig. 6
---
Generic Wiring Diagrams
(See Thermostat Installation Instructions for wiring specific unit combinations)
