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Control Specification
SiBE12-908
49
Function and Control
Detail
The followings are the examples of control which function in each mode by the electronic
expansion valve control.
(R9427)
Operation pattern
When power is turned ON
Cooling, 1 room operation
Cooling, 2 rooms operation
Stop
Heating, 1 room operation
Heating, 2 rooms operation
Stop
Heating, 1 room operation
Control of discharge pipe
thermistor disconnection
Stop
{
: function
×
: not function
Fully closed when power is turned ON
Open control when starting
(Control of target discharge pipe temperature)
Control when the operating room is changed
(Control of target discharge pipe temperature)
Pressure equalizing control
Open control when starting
(Control of target discharge pipe temperature)
Control when the operating room is changed
(Control of target discharge pipe temperature)
(Defrost control FD=1)
Pressure equalizing control
Open control when starting
Continue
Pressure equalizing control
Gas
pi
pe i
s
ot
herm
al
c
ont
rol
S
C
(s
upercoo
ling)
cont
rol
Cont
rol
w
hen f
requenc
y c
hanged
Cont
rol
f
or abnorm
al
ly hi
gh
d
is
c
harge
pi
pe t
em
perat
u
re
Oi
l rec
o
very
co
ntrol
Indoor
f
reeze
prevent
ion c
ont
rol
Li
qui
d pi
pe t
em
perat
ure cont
rol
Dew bui
ldup
pre
v
ent
ion cont
rol
f
or
indoor rot
or
×
×
×
×
{
×
×
×
×
×
×
×
×
×
×
×
×
×
×
×
×
×
{
×
×
×
×
×
{
×
×
×
{
×
{
×
×
{
×
{
×
×
×
{
×
×
{
{
{
{
×
{
{
{
{
×
×
{
×
×
×
×
{
×
×
×
×
×
×
×
×
×
×
×
×
×
{
{
{
{
×
×
×
×
×
×
×
×
×
×
×
×
×
×
×
×
×
×
×
{
×
×
×
{
×
×
{
{
{
{
×
×
×
×
×
×
×
×
×
×