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Mitsubishi Electric CAHV-R450YA-HPB Service Manual page 39

Hot water heat pump
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[ II Restrictions ]
(2) Table of settings items
Set the dip switches SW5 and SW6 as shown in the table below to set the value for the items in the "Setting item" column.
SW5 and SW6 settings
SW5-1
SW6-8
SW6-9
SW6-10
OFF
OFF
ON
OFF
OFF
ON
OFF
OFF
HWE22020
Setting Item
C
r u
e r
t n
i t
m
e
M
a
i x
m
u
m
p
e
a
k
d -
e
m
a
n
d
c
a
p
a
c
y t i
P
e
a
k
d -
e
m
a
n
d
c
o
t n
o r
s l
a t
t r
i t
m
e
P
e
a
k
d -
e
m
a
n
d
c
o
n
r t
l o
e
n
d
i t
m
e
E
n
a
b
e l
d /
s i
a
b
e l
c s
h
e
d
u
e l
s
e
t t
n i
g
ON-time 1 (schedule mode without remote)
OFF-time 1 (schedule mode without remote)
ON-time 2 (schedule mode without remote)
OFF-time 2 (schedule mode without remote)
ON-time 3 (schedule mode without remote)
OFF-time 3 (schedule mode without remote)
Setting temp D,E
for analog input
Setting temp A
(Heating mode)
Setting temp B
(Hot water mode)
R
e
m
o
e t
w
t a
r e
e t
m
p
e
a r
u t
e r
n i
p
t u
s
g i
Setting temp C1,C2,C3,C4 for Setting temp C
for Heating Eco mode
Water temperature/Capacity control
Drain pan heater/Defrost signal
T
W
L
1
T
A
L
1
T
h
r e
m
o
d
f i
e f
e r
t n
l a i
2
Multiple System Thermo-ON/OFF prohibition
periods
Control Sensor selection (Target Setting temp A)
Control Sensor selection (Target Setting temp B)
Control Sensor selection (Target Setting temp C)
Setting temp selection 1 (ON-time 1-OFF-time 1)
Setting temp selection 2 (ON-time 2-OFF-time 2)
Setting temp selection 3 (ON-time 3-OFF-time 3)
Item
D
e
Code
1
2
1
0
0
%
3
1
3
0 :
0
4
1
3
0 :
0
5
0
6 0:00
7 0:00
8 0:00
9 0:00
18 0:00
19 0:00
11
D=45ºC, E=65ºC
13
11 45ºC
13 65ºC
n
l a
y t
p
e
2
1
0
C1=34ºC; C2=-7ºC
22-25
C3=24ºC; C4=12ºC
1051 0
1056 0
1
0
5
7
4
0
1
0
5
8
1 -
0
1
0
1
6
2
0 .
1
0
2
0
1
1215 TH14
1216 TH14
1217 TH14
1218 A (1)
1219 A (1)
1220 A (1)
- 30 -
a f
u
t l
N
o
S
t e
h t
e
c
r u
e r
t n
i t
m
. e
S
t e
o t
"
" 1
o t
e
n
a
b
e l
c s
When SW5-7 is set to ON
Range 24-70
Range 24-70
: 0
4
2 -
0
m
; A
: 1
0
1 -
0
; V
Selects between water temperature input
and capacity control input for IO-Board
(CN905) input.
Selects between drain pan output and
defrost output for IO-Board (CN513 5-7)
output.
Water temperature 1 for emergency signal
1
Outside temperature 1 for emergency
signal 1
R
a
n
g
e
0
8 -
R
a
n
g
e
1
5 -
Selectable from TH14 or TH15
Selectable from TH14 or TH15
Selectable from TH14 or TH15
A=1; B=2; C=3
A=1; B=2; C=3
A=1; B=2; C=3
e t
s
h
e
d
u
e l
d
o
p
r e
t a
o i
. n
: 2
1
5 -
; V
: 3
2
1 -
0
V
GB

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