Instruction Manual

9
Application Guidelines
1. Intended for outdoor installation with free air inlet and outlet. Outdoor fan external static pressure available is less than 0.01-in. wc.
2. Minimum outdoor operation air temperature for cooling mode without low-ambient operation accessory is 55°F (12.8°C).
3. Maximum outdoor operating air temperature is 125°F (51.7°C).
4. For reliable operation, unit should be level in all horizontal planes.
5. Use only copper wire for electric connections at unit. Aluminum and clad aluminum are not acceptable for the type of connector
provided.
6. Do not apply capillary tube indoor coils to these units.
7. Factory–supplied lter drier must be installed.
Control Wiring/Application Guidelines
RP14AZ
Control Wiring
FIGURE 4
CONTROL WIRING FOR AIR HANDLER
NOTES:
1. Jumper “E” to “W2” to
transfer control of
supplemental heat to
1st stage when the
emergency heat switch
is on.
2. This wire turns on heat
for defrost, omit for most
economical operation.
3. Wire with colored tracing
stripe.
B
W2
G
Y
W1
B
ODD
C
R
Air Handler
Y
G
W2
E
Heat Pump Thermostat
Heat Pump
Outdoor Unit
Y
B
C
R
R
D
C
Y
Field Installed
Line Voltage
-
WIRING INFORMATION
Factory Standard
-
W/BL
G/BK
Y
W/BK
G/Y
BR
BL
R
NOTE: RED WIRE RE
Q
UIRED WITH RANCO DDL DEMAND DEFROST CONTROL
.
TYPICAL THERMOSTAT:
HEAT PUMP WITH
ELECTRIC HEAT