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8 MICROPROCESSOR CONTROL
PAR-21MAA
ON/OFF
FILTER
CHECK
OPERATION
CLEAR
TEST
TEMP.
MENU
BACK DAY
MONITOR/SET
CLOCK
ON/OFF
˚F˚C
˚F˚C
ERROR CODE
AFTER
TIMER
TIME SUN MON TUE WED THU FRI SAT
ON
OFF
Hr
AFTER
FILTER
FUNCTION
ONLY1Hr.
WEEKLY
SIMPLE
AUTO OFF
INDOOR UNIT CONTROL
8-1. COOL OPERATION
<How to operate>
1 Press POWER ON/OFF button.
2 Press the operation MODE button to display COOL.
3 Press the TEMP. button to set the desired temperature.
NOTE: The set temperature changes 2°F when the or button is
pressed once. Cooling 67 to 87°F.
Control modes
Control details
1-1. Functions regulated by temperature
• Room temperature ] desired temperature + 2°F ···Thermo ON
• Room temperature [ desired temperature ···Thermo OFF
1-2. Anti-freezing control
Detected condition : When the liquid pipe temp. (TH22) is 32°F or less in 16
minutes from compressors start up, anti-freezing control
starts and the thermo
stat
OFF.
Released condition : The timer which prevents reactivating is set for 3 minutes,
and anti-freezing control is cancelled when any one of the
following conditions is satisfied.
1 Liquid pipe temp. (TH22) turns to be 50°F or above.
2 The condition of the thermostat OFF becomes
complete by thermoregulating, etc.
3 The operation mode becomes a mode other than COOL.
4 The operation stops.
1-3. Compressor time delay
• 3 minutes minimum off cycle.
By the remote controller setting (switch of 4 speeds)
2. Fan
1. Functions regulated
by temperature
Remarks
Type
Fan speed notch
[Low], [Medium2], [Medium1], [High]
4 speeds
To be continued to the next page
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