Service manual

28
5)DEFROSTING MODE TIMING CHART
COMPRESSOR
32 SECONDS
OFF
MAX. 11 MINUTES
32 SECONDS
ON ON ON ON
OFF
ON ON
OFF
ON ON
OFF
2 SECONDS
SET SPEED OFF SET SPEED
LL
OFF
ON
ON
OFF
OUTDOOR
FAN
SOLENOID COIL
(4-WAY VALVE)
INDOOR
FAN
STANDBY LAMP
INDOOR HEAT
EXCH. COIL
TEMP. 35°C
START OF DEFROSTING
RELEASE OF DEFROSTING
RELEASE OF
COLD DRAFT PREVENTION
L L = Low low speed
2 SECONDS
6)OUTDOOR FAN SPEED CONTROL (COOLING)
•To optimize performance of the air conditioner, the outdoor fan speed is switched automatically according
to the outdoor temperature.
•If the outdoor air temperature falls below 28.5°C, the fan speed switches to LOW.
•If the outdoor air temperature rises above 31.5°C for 5 minutes or longer, the fan speed switches to HIGH.
•This function does not become active in heating operation.
31,5
H H
L
28,5
OUTDOOR AIR
TEMPERATURE (°C)
OUTDOOR FAN
SPEED
H = High speed
L = Low speed