Midea PTAC Series Service Manual page 16

No. UP(ON)
S1 Electric Heat Only
S2 Temperature Display in℃
S3 Wall Thermostat Enable
UP*UP:61℉~86℉(16℃~30℃);
S4*S5
UP*DOWN:65℉~78℉(18℃~26℃);
DOWN*UP:63℉~80℉(17℃~27℃);
DOWN*DOWN:68℉~75℉(20℃~24℃);
S6 Fan Continuous Run for Heating
S7 Fan Continuous Run for Cooling
S8 Low temp. Protection enable
Use some types of wall
S9
Thermostat
NOTE: On heating mode, the setting temperature can't be higher than 29
* Electric Heat Only (for heat pump unit 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.
* Set-point Temperature Limits
- Provides a restricted range of temperature 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 and cooling mode.
* Continuous (CON)
- 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.
* Cycle (CYC)
- 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.
Table 1 DIP SWITCHES CONFIGURATIONS
DOWN(OFF)
Electric Heat and Pump Heat
Temperature Display in ℉
Control Panel Enable
Fan Cycle for Heating
Fan Cycle for Cooling
Low temp. Protection disable
Use PTAC other Wall
Thermostat
Remarks
For Heat Pump unit only
Two configurations (S4*S5)
combine to select set point
range.
You can consult with the
sales agency or manufacturer
for details
℃ ℉
/84 .
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