Johnson Controls YVAHP0721CW Series, Service Manual

Page: 71 / 416

SM-16007
1-57
INSTALLATION
x
Function Setting
2
1
External Input/Output and Function Setting
[ External Input/Output Setting ]
By pressing the push-switches PSW3 ( ) and PSW5 ( ),
the function No. can be selected.
PSW4 ( ): forward, PSW2 ( ): backward
Fill out the selected function setting No.
in the space of the table as shown.
[ Function Setting ]
By pressing the push-switches PSW3 ( ) and PSW5 ( ),
the setting can be changed.
PSW4 ( ): forward, PSW2 ( ): backward
Refer to the Service Manual for more details.
Fill out the selected function setting No.
in the space of the table as shown.
< Example >
< Example >
Start of Setting
Exit Setting Mode
Turn ON DSW4-No.4.
Turn ON DSW4-No.6.
External Input/Output Setting Mode
“ ”
Make sure to perform external input/output and function setting while the outdoor unit is stopped.
It cannot be set while the outdoor unit is operating or check mode.
[ External Input/Output Setting ]
Turn OFF DSW4-No.6 during indicated
External Input/Output Setting Mode.
Turn OFF DSW4-No.4.
After setting, confirm DSW4 setting is same as setting before shipment,
and DSW7 setting is correct.
Press PSW1 for once.
1 For the setting mode, refer to below.
Start of Setting
Exit Setting Mode
Turn ON DSW4-No.4.
Turn ON DSW7-No.4.
Function Setting Mode
“ ”
[ Function Setting ]
Turn OFF DSW7-No.4 during indicated
Function Setting Mode.
Turn OFF DSW4-No.4.
2 For the setting mode, refer to below.
NOTE:
Release “Menu Mode” after
the setting is completed.
Otherwise, the air conditioner
may not operate appropriately.
The same input/output function setting cannot be set to different
input/output terminals.
If set, a setting of larger function number becomes invalid.
Example: When setting of input 1 and input 2 are same, input 2 will be invalid.
Before shipping, the input/output function settings are specified to each
input/output terminal according to above table. The details of
function No. and external input/output settings are as shown below.
Setting of External Input/Output Function
Function
No.
Input Output
1 Fixing Heating Operation Mode Operation Signal
2 Fixing Cooling Operation Mode Alarm Signal
3 Demand Stoppage Compressor ON Signal
4 Outdoor Fan Motor Start/Stop Defrost Signal
5 Forced Stoppage -
6 Demand Current Control 40% -
7 Demand Current Control 60% -
8 Demand Current Control 70% -
9 Demand Current Control 80% -
10 Demand Current Control 100% -
11 Low Noise Setting 1 -
12 Low Noise Setting 2 -
13 Low Noise Setting 3 -
0 No Setting No Setting
Item SEG2 SEG1 SET
1
Input Setting 1
CN17 [1-2 pin]
2
Input Setting 2
CN17 [2-3 pin]
3
Input Setting 3
CN18 [1-2 pin]
4
Output Setting 1
CN16 [1-2 pin]
5
Output Setting 2
CN16 [1-3 pin]
(Setting Before Shipment)
Details of Checking Mode should be
according to the exhibit of
”Checking Method by 7-Segment Display”
attached to the back side of the service cover.
Item SEG2 SEG1 SET Item SEG2 SEG1 SET
1
Circulator Function at
Heating Thermo-OFF
19
Wave Function
Setting
2
Night-Shift
(Low Noise)
20
Protection of Decrease
in Outlet Temperature
for Cooling
3
Cancellation of
Outdoor Ambient
Temperature Limit
21
Outlet Temperature
Control (DOAS)
4 Not Prepared 22
Adjustment of
Fan Rotation
(for multiple installation)
5
SLo (Fan Speed)
Defrost Setting
23 Not Prepared
6
Cancellation of
Hot Start
24
Thermo-OFF Setting
for Outdoor Unit After
Defrosting Operation
7 Priority Capacity Mode 25 Energy Saving Mode
8
Compressor
Frequency Control
Target Value for Cooling
26
Crankcase Heater Control
during Stoppage
9
Compressor
Frequency Control
Target Value for Heating
27
Changing Time for
Indoor Fan Hot Start
10
Indoor Expansion Valve
Control Target Value
for Cooling
28
Intermittent Operation
of Outdoor Fan Motor
11
Indoor Expansion Valve
Control Target Value
for Heating
29
Indoor Expansion Valve
Control Target Value
for Cooling
(Only for
4-Way Cassette Type)
12
Indoor Expansion Valve
Opening during Heating
Operation Stoppage
13
Indoor Expansion Valve
Opening during Heating
Thermo-OFF
30
Indoor Expansion Valve
Opening Limit during
Heating SW-OFF
14
Indoor Expansion Valve
Initial Opening during
Heating Thermo-ON
31
Invalid Capacity Control
by Compressor for
Cooling
15
Indoor Expansion Valve
Initial Opening
for Cooling
32
Forced Defrosting after
Enforced Stoppage during
Defrosting Cycle
16
Outdoor Expansion Valve
Initial Opening
for Heating
33
Changing Application
Range for Hot Gas
Defrost Operation
17
Sound Reduced
Function
34
Changing Available
Operating Range for
Demand Control
18
Demand Function
Setting
35 Changing Unit