Mitsubishi Electric Mr.SLIM PKH-1.6FKA Technical & Service Manual page 41

Split-type,heat pump air conditioners
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2-3 HEAT operation
241
<HEAT operation time chart>
Operation starts by
P O W E R b u t t o n
ON.
ON
Thermostat
OFF
ON
Indoor fan
OFF
ON
Auto vane
OFF
ON
Compressor
OFF
ON
Power ON lamp
OFF
ON
STAND BY lamp
OFF
w2 Even if the room temperature rise above the set temperature during this period, the compressor will not start until this period has ended.
(1) Compressor control
13-minute time delay
To prevent overload, the compressor will not start within 3, minutes after stop.
2The compressor runs when the room temperature is lower than the set temperature.
The compressor stops when the room temperature is equal to or higher than the set temperature.
3The compressor stops in check mode or during protective functions.
4Overheat protection
<Start condition>
When the indoor coil thermistor reads 70°C or above, the overheat protection will start.
<Overheat protection>
The compressor stops for 6 minutes, and then restarts.
If the start condition is satisfied again within 10 minutes of compressor operation, both the indoor and outdoor units stop,
displaying a check code of "P6" on the remote controller.
<Termination conditions>
Overheat protection is terminated when the start condition is not satisfied again during the allowance (10-minute compres-
sor operation), when operation mode changes to other mode, or when thermostat turns OFF.
<How to operate>
1 Press POWER ON/OFF button.
2 Press the a button to display " g ".
3 Press the i TEMP. button to set the desired temperature.
FILTER
CHECK MODE
TEST RUN
<Display in HEAT operation>
[ DEFROST ]
The [ DEFROST ] symbol is only displayed during the defrost operation.
[ STANDBY ]
The [ STANDBY ] symbol is displayed from the time the heating opera-
tion starts until the heated air begins to blow.
Room temperature
becomes equal to
set temperature.
Extra LOW w1
LOW
LOW or HIGH
Depends on remote
controller setting
Close
Minimum 3 minutes w2
From POWER ON until
warm begins to blow
NOTE: The set temperature changes 1°C when the
button is press one time Heating 17 to 28°C.
Room temperature
falls below set tem-
perature.
Extra LOW w1
LOW or HIGH
Depends on remote
controller setting
10°
41
Operation stops by
P O W E R b u t t o n
OFF.
w1 Changeable by indoor
dipswitch SW1- 7
and SW1- 8.
( PKH-2 . 5 / 3 / 4 for
J1-7, J1-8)
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