Sea Breeze PTAC49CH3ZC Installation & Owner's Manual page 12

DIP SWITCHES
Auxiliary dip switch controls are located behind front
panel, through an opening below the control panel.
To access, remove front panel. See Fig. 11.
Dip switches are accessible without opening the
control box. Unit must be powered OFF to
effectively change their status.
Factory settings for dip switches will be in the
DOWN position. See Table 5 -- Dip Switch
Functions for functions of each dip switch position.
Fig. 21 Dip Switches
No.
1
2 Wall Thermostat Enable
3 Fan Runs Continuous for Heating
4 Fan Cycles for Cooling
6UP*5UP
6*5 68 --- 75 °F
20 --- 24 °C
7 Freeze Guard Disable
Electric Heating Only / Emergency Heat (For Heat Pump Units Only)
This setting is typically used for Emergency Heating.
Wall Thermostat Enable
A wired wall thermostat can be connected to the unit. If it is this dip switch must be moved to the wall
thermostat enable position before the wall thermostat will begin control.
Heat and Cool Fan CON/CYC Dip switches
Allows the fan to operate in continuous or cycle modes while the unit is in heating or cooling mode
(continuous or cycle):
CON (Continuous)
Allows fan to run continuously, circulating air even when the temperature setting has been satisfied. This switch helps to
maintain the room temperature closer to the thermostat setting.
CYC (Cycle)
This setting allows the fan to cycle on and off with the compressor or electric heater. The fan stops a short time after
the temperature setting is satisfied.
Set point Temperature Limits
Provides a restricted range of temperature control.
Room Freeze Protection
If unit senses a room temperature below 40°F, the fan motor and electric strip heat will turn on and warm
the room to 50°F. The fan stops a short time after the temperature is satisfied.
Table 5 Dip Switch Functions
UP
Electric Heat Only
Fan Runs Continuous for Cooling
6UP*5DOWN
63 --- 80 °F
18 --- 28 °C
UP
Dow
Freeze guard
Setpoint Limit 2
Setpoint Limit 1
Fan CON/CYC for cooling
Fan CON/CYC for heating
Wall Thermostat enable
Electric heat only (for Heat Pumps)
DOWN
Heat Pump/Electric Heat
Control Panel Enable
Fan Cycles for Heating
6DOWN*5DOWN
6DOWN*5UP
61 --- 86 °F
65 --- 78 °F
16 --- 30 °C
19 --- 26 °C
(full range)
Freeze Guard Enable
10
Fig. 20 Dip Switch Location on Unit
REMARKS
For Heat Pump unit only.
Two configurations (5*6)
combine to select set point
range.
When set point limit set, dis-
play always shows full
range.
Dip Switches
DEFAULT
DOWN
DOWN
DOWN
DOWN
DOWN*DOWN
61 --- 86 °F
16 --- 30 °C
DOWN