Verify Heat Pump Operation - No Electric Heat
1.
This is heat pump outdoor unit with no heat source in
Cassette (indoor) unit.
2.
Set confi guration for Heat Source OFF, Heat Pump ON.
See Figure 42, Page 32.
3.
Use remote to set MODE to Cool. See Figure 39,
Page 30 .
4.
Use remote to adjust setpoint temperature below room
temperature.
5.
Verify compressor is operating. Observe three (3)
minute minimum time off and two (2) minute minimum
run times. Verify supply air is cooler than room air.
6.
Use remote to adjust setpoint temperature above room
temperature (at cassette unit).
7.
Verify supply air is warmer than room air.
Verify Heat Pump Operation -With Electric Heat
Option
1.
This is heat pump outdoor unit with optional electric
heat source in cassette (indoor) unit.
2.
Set confi guration for Heat Source ON, Heat Pump ON.
See Figure 42, Page 32.
3.
Use remote to set MODE to Cool. See Figure 39,
Page 30 .
4.
Use remote to adjust setpoint temperature below room
temperature.
5.
Verify compressor is operating. Observe three (3)
minute minimum time off and two (2) minutes
minimum run time. Verify supply air is cooler than
room air.
6.
Use remote to adjust setpoint temperature 1°F above
room temperature, or adjust enough to activate fi rst
stage heating.
7.
Verify compressor is operating.
8.
Verify supply air is warmer than room air.
9.
Increase setpoint until second stage heating (electric
heaters) activates (>2° (1°C)).
INITIAL START-UP — CAHV UNITS
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