Optional Functions (By Remote Control Switch) - Hitachi RAS-(3-6)HVNC1(E) Service Manual

6 Optional functions
6.3 Optional functions (By remote control switch)
A
dditionally to the possible optional functions by the 7-segment display of the outdoor unit's PCB, there are available a
large quantity of optional functions for each remote control switch connected to the system.
An example of the available optional functions by the HITACHI remote control switches (PC-ART / PC-ARF) is shown
below:
Element Optional function
Removal of heating
temperature
b1
compensation
Circulator function at
b2
heating Thermo-OFF
Forced compressor
operation for at least
b3
three minutes
Pre-determined
filter cleaning period
b4
change
Fixing of operation
b5
mode
Fixing of setting
b6
temperature
Fixing of cooling
b7
operation
Automatic COOL/
b8
HEAT operation
Fixing of fan speed
b9
Not available
bA
Cooling temperature
bb
compensation
182
SMGB0087 rev.0 - 12/2013
Individual
Settings
setting
00
O
01
02
temperature +2ºC
00
O
01
00
O
01
00
01
O
02
03
04
00
X
01
00
X
01
00
X
01
00
X
01
00
X
01
X "- -" permanent
00
X 01
02
Setting conditions
Standard setting. It
increase the
This function is used when the
temperature +4ºC
temperature setting displayed on the
remote control and the supply air
Removal
temperature of the indoor unit are must
It increase the
.
(1)
Not activated
This function means that the fan unit
function
remains running after the air conditioning
system has stopped to prevent the air in
Activated function
Not activated
This function is used to protect the
function
compressor, preventing it from being
started or stopped for periods of less
Activated function
Standard (1200 h
factory setting)
100 hours
This function is used to modify the period
during which the remote control indicates
1200 hours
2500 hours
No indication
Not activated
Once the unit operating mode has been
function
selected, this function prevents it from
being modified from the remote control.
Activated function
Not activated
Once the unit temperature has been
function
selected, this function prevents it from
being modified from the remote control.
Activated function
Not activated
This function is available to use cooling
function
mode only and to prevent heating mode
Activated function
Not activated
This function allows the automatic
function
change from the cooling to the heating
mode for the units with the same
Activated function
Not activated
Once the unit fan speed has been
function
selected, this function prevents it from
being modified from the remote control.
Activated function
Not available
Standard setting.
No compensation
It decrease the This function is used to obtain longer
temperature -1ºC
It decrease the
temperature -2ºC
Description
be the same.
the room from stratifying.
than three minutes.
the air filter replacement.
from being enabled.
refrigerant cycle.
–
cooling periods.