8

MICROPROCESSOR CONTROL

INDOOR UNIT CONTROL 8-1. COOL OPERATION

 

TIME SUN MON TUE WED THU FRI SAT

 

TIMER

Hr ON

 

AFTER

AFTER OFF

 

ERROR CODE

FUNCTION

˚F˚C

˚F˚C

FILTER

 

WEEKLY

 

ONLY1Hr.

SIMPLE

 

AUTO OFF

TEMP.

ON/OFF

MENU

ON/OFF

FILTER

<How to operate>

1Press POWER ON/OFF button.

2Press 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.

 

 

BACK

MONITOR/SET DAY

 

CHECK TEST

PAR-21MAA

CLOCK

OPERATION

CLEAR

Control modes

Control details

Remarks

1. Functions regulated

1-1. Functions regulated by temperature

 

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 thermostat 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.

1Liquid pipe temp. (TH22) turns to be 50°F or above.

2The 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.

 

 

 

 

 

2. Fan

By the remote controller setting (switch of 4 speeds)

 

 

 

 

 

 

Type

Fan speed notch

 

 

 

 

 

 

 

 

4 speeds

[Low], [Medium2], [Medium1], [High]

 

 

 

 

 

 

To be continued to the next page

13

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Image 13
Mitsubishi Electronics PMFY-P08NBMU-E Microprocessor Control, Indoor Unit Control 8-1. Cool Operation, How to operate

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