Panasonic U-8ME1E81 Service Manual page 33

7. Oil Control
7-6. Indoor unit self oil recovery control
This control is carried out regularly when the system is in cooling mode.
-During stopped, fan or thermostat OFF condition, indoor unit expansion valve is opened regularly for 1 to 2 min-
utes regularly (at an interval of once every 2 hours.)
-During the thermostat ON, the indoor unit electronic thermostatic expansion valve is opened about 10 pulses
from the current status.
The state of the indoor unit is shown in the table below.
Type K1, K2 and D1 operates differently according to the setting.
Type of Mode of
indoor unit indoor unit
Stop
Fan (only)
K1, K2, D1
Cooling
Stop
Excluding
Fan (only)
K1, K2, D1, E1
Cooling
Stop
Fan (only)
E1
Cooling
*MOV pulse might be a little different from the above values according to the operating condition.
Thermostat
Pulse of MOV
ON/OFF
- 100 - 180
- 100 - 180
OFF 115 - 185
ON Present pulse + 20
- 100 - 180
- 100 - 180
OFF 115 - 185
ON Present pulse + 20
- 100 - 180
- 100 - 180
OFF 115 - 185
ON Present pulse + 20
1 - 25
2WAY SYSTEM
Control Functions-Outdoor Unit
EEPROM setting in main outdoor unit
CODE: 24
Setting No. 0 Setting No. 1
Fan speed Flap Fan speed Flap
Stop - LL
LL - LL
Set speed - Set speed
L - L
Stop - Stop
Stop - Stop
Set speed - Set speed
L - L
Stop - Stop
LL - LL
Set speed - Set speed
L - L
1
Open
Open
-
-
-
-
-
-
-
-
-
-