11-11
CONTROL SYSTEM
Revision Y06-02
Service Manual - KN Series
11.5 He
a
ting Mode
11.5.1 He
a
ting Mode - Gener
a
l
a. Co
m
pensation Procedure
When I-FEEL is OFF during HE
A
T
m
ode: RT= R
A
T – CTV.
When I-FEEL is ON during HE
A
T
m
ode: RT= RCT.
Type of Indoor
CTV
Wall Mounted
+3
o
C
Mobiles / Floor Ceiling
+0
o
C
Square /Windo
w
+2
o
C
4
o
C
Cassettes
+4
o
C
No
co
m
pensation
w
ill be activated in Forced operation
m
odes
b. IF
A
N operation rules
f
or RC and SH groups:
1)
A
s a general rule
f
or
RC
a
nd SH groups,
IF
A
N
w
ill be s
w
itched ON according
to the
f
ollo
w
ing graph:
N
O
TE 1
When COMP is ON (e
xc
ept WA
X
Model), IFAN will
c
h
a
nge fro
m
LOW to OFF either when:
a) ICT<28 and IF
A
N is on
f
or 5
m
in or longer.
Or,
b) ICT<20
N
O
TE 2
When ICT is f
a
ulty:
When the
c
o
m
pressor swit
c
hes fro
m
OFF to ON (e
xc
luding
dei
c
ing), IFAN will be on in AN
Y
speed.
When the
c
o
m
pressor swit
c
hes fro
m
ON to OFF, the IFAN will
c
h
a
nge to LOW speed for
3
0 se
c
onds
a
nd then it will be off.
2) In SH or RC group, IF
A
N
w
ill operate
f
or Min 30 sec according to 1) above
a
f
ter HEs are turned o
ff
,
w
here in a case it has to be OFF, it
w
ill be
f
orced to
LOW speed.
30
1
7
32
20
A
N
Y
LOW
OFF
IF
A
N
ICT
40
25
Ducted
General:
Windo
w
:
Note 1
Summary of Contents for KN 24 RC
Page 50: ...9 2 REFRIGERATION DIAGRAMS Revision Y06 02 Service Manual KN Series 9 1 2 KN 30 R410A...
Page 51: ...9 3 REFRIGERATION DIAGRAMS Revision Y06 02 Service Manual KN Series 9 1 3 KN 36 R410A...
Page 52: ...9 4 REFRIGERATION DIAGRAMS Revision Y06 02 Service Manual KN Series 9 1 4 KN 36T R410A...
Page 53: ...9 5 REFRIGERATION DIAGRAMS Revision Y06 02 Service Manual KN Series 9 1 5 KN 45T R410A...
Page 57: ...11 2 CONTROL SYSTEM Revision Y06 02 Service Manual KN Series 11 1 3 Main PCB Controller...