20
Controller Operation
• Controller operates unit in cooling, heating (when
equipped) dry or auto changeover mode.
• Setpoint temperature is either manually set or allowed
to follow pre-programmed (7-day) settings. See
Figure 3, Page 24
.
• Controller provides diagnostics with annunciation and
includes sensors to prevent short cycling and other
benefits as explained on Table 5, Page 31
.
• Adjust and configure unit using IR Hand Held remote
control. See “Wall Control Operation” on page 22.
• Unit operates with either hand held remote or wired wall
control. Figure 27, Page 21.
• Before operating the unit, use information in (Figure 28,
Page 22) and (Figure 29, Page 23) to configure and set
up controller.
Wired Wall Control Operation
See “Wall Thermostat Operation” on page 29. for setup and
operation when using wall thermostat.
Unit Operation is dependent on room temperature. It may
be necessary to warm room before testing unit’s cooling
abilities.
before Starting The Unit
Become familiar with outdoor unit’s start-up instructions for
specific requirements and procedures.
1.
Remove any tools or other obstructions.
2.
verify filter is in place.
3.
verify unit is level and plumb.
4.
Separate any refrigerant lines that contact each other.
5.
Replace cabinet and grille front of unit.
6.
Test each power and circuit connection before powering
up system.
7.
Configure controller. See Figure 28, Page 22
.
8.
Make set-up adjustments as needed. Use Test mode if
desired to reduce start-up time.
9.
Use hand held remote controller to start system.
10.
Connect wall thermostat wiring (if used) after initial
start-up.
11.
Cycle unit several times in each mode to insure system
and components operate correctly.
InITIAL START-Up
