Hitachi RAS-(3-6)HVNC1(E) Service Manual page 160

5 Control System
from 1
Pressing
AUTO-LOUVER switch
Pressing
RUN/STOP
switch
STOP
Power to
indoor unit:
OFF
Power to
outdoor unit:
OFF
IU: Indoor unit
OU: Outdoor unit
146
SMGB0087 rev.0 - 12/2013
Alternatively
Tem-
perature on
the top of comp.
Stop of MOF Power to Y52C or RY
No
After
Yes
Power to YH2: OFF
1 min, 20 sec.
Power to PCB in indoor unit: OFF
Power to PCB in outdoor unit: OFF
AUTO-LOUVER
AUTO-LOUVER
Stop of inverter
< Td target temperature -15ºC
(for RAS-(2-2.5)HVNP and
RAS-3HVNC < 60ºC)
Power to CH: ON
≥ Td target temperature -10ºC
(for RAS-(2-2.5)HVNP and
RAS-3HVNC ≥ 60ºC)
Power to CH: OFF
1
: ON Power to CMC: OFF
(for unit with drain pump)
Power to EHW:
(for unit with EHW)
Power to MIF: OFF
RUN/STOP lamp: OFF
COOL, set fan speed and setting temperature
indication: continuously ON
LCD indication: OFF
Power to CH: OFF
Start the
only for air panel
or indoor unit with
auto-louver
Stop the
Stop of MC
MD: OFF
OFF