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Model
WH-SDC03H3E5-1 WH-SDC05H3E5-1 WH-SDC07H3E5-1 WH-SDC09H3E5-1 WH-UD03HE5-1 WH-UD05HE5-1 WH-UD07HE5-1 WH-UD09HE5-1
Pages
127
Size
17.29 MB
Type
PDF
Document
Simplified Service Manual
Brand
Device
Air Conditioner / AIR-TO-WATER HEATPUMP
File
wh-sdc03h3e5-1-wh-sdc05h3e5-1-wh-sdc07h3e5-1-wh-sd.pdf
Date

Panasonic WH-SDC03H3E5-1 / WH-SDC05H3E5-1 / WH-SDC07H3E5-1 / WH-SDC09H3E5-1 / WH-UD03HE5-1 / WH-UD05HE5-1 / WH-UD07HE5-1 / WH-UD09HE5-1 Simplified Service Manual ▷ View online

85 
11.3.3 System 
Setup 
1. Optional PCB connectivity
Initial setting: No
System setup
17:26, Wed
Optional PCB connectivity
Zone & Sensor
Heater capacity
Anti freezing
Select
Confirm
If function below is necessary, please purchase and install optional PCB.
Please select Yes after installing optional PCB.
2-zone control
Pool
Buffer tank
Solar
External error signal output
Demand control
SG ready
Stop heat source unit by external SW
2. Zone & Sensor
Initial setting: Room and Water temp.
System setup
17:26, Wed
Optional PCB connectivity
Zone & Sensor
Heater capacity
Anti freezing
Select
Confirm
If no Optional PCB connectivity
Select sensor of room temperature control from the following 3 items
 Water temperature (circulation water temperature)
 Room thermostat (Internal or External)
 Room thermistor
When there is Optional PCB connectivity
 Select either 1 zone control or 2 zone control.
If it is 1 zone, select either room or pool, select sensor
If it is 2 zone, after select sensor of zone 1, select either room or pool for zone
2, select sensor
(CAUTION) In 2 zone system, pool function can be set at zone 2 only.
3. Heater capacity
Initial setting: Depend on model
System setup
17:26, Wed
Optional PCB connectivity
Zone & Sensor
Heater capacity
Anti freezing
Select
Confirm
If there is built-in Heater, set the selectable heater capacity.
(CAUTION) There are models which cannot select heater.
4. Anti freezing
Initial setting: Yes
System setup
17:26, Wed
Optional PCB connectivity
Zone & Sensor
Heater capacity
Anti freezing
Select
Confirm
Operate anti-freezing of water circulation circuit.
If select Yes, when the water temperature is reaching its freezing temperature, the
circulation pump will start up. If the water temperature does not reach the pump
stop temperature, back-up heater will be activated.
(CAUTION) If set No, when the water temperature is reaching its freezing
temperature or below 0°C, the water circulation circuit may freeze and
cause malfunction.
5. Tank connection
Initial setting: No
System setup
17:26, Wed
Zone & Sensor
Heater capacity
Anti freezing
Tank connection
Select
Confirm
Select whether it is connected to hot water tank or not.
If set Yes, it becomes setting that uses hot water function.
Hot water temperature of tank can be set from main screen.
 
 
86 
6. Buffer Tank connection
Initial setting: No
System setup
17:26, Wed
Heater capacity
Anti freezing
Tank connection
Buffer tank connection
Select
Confirm
Select whether it is connected to buffer tank for heating or not.
If buffer tank is used, please set Yes.
Connect buffer tank thermistor and set, ΔT (ΔT use to increase primary side temp
against secondary side target temp).
(CAUTION) Does not display if there is no Optional PCB.
If the buffer tank capacity is not so large, please set larger value for ΔT.
7. Tank heater
Initial setting: Internal
System setup
17:26, Wed
Anti freezing
Tank connection
Buffer tank connection
Tank heater
Select
Confirm
Select to use either built-in heater or external heater as heater for hot water tank.
If heater is installed on tank, please select External.
(CAUTION) Does not display if there is no tank for hot water supply.
Please set “Tank heater” to “ON” in the “Function setup” from remote controller
when using heater to boil the tank.
External    A setting which is using booster heater installed on
DHW tank to boil the tank.
The permissible heater capacity is 3kW and below.
The operation to boil the tank with heater is as below.
In addition, be sure to set suitable “Tank heater: ON
time”
Internal     A setting which is using backup heater of indoor unit to
boil the tank.
The operation to boil the tank with heater is as below.
65
53
HP thermo OFF
HP
Booster heater
Tank temp.
ON time
Pump
For 65°C setting
65
53
HP thermo OFF
HP
Booster heater
Tank temp.
A
Pump
For 65°C setting
8. Base pan heater
Initial setting: No
System setup
17:26, Wed
Tank connection
Buffer tank connection
Tank heater
Base pan heater
Select
Confirm
Select whether Base pan heater is installed or not.
If set Yes, select to use either heater A or B.
A: Turn on Heater when heating with defrost operation only
B: Turn on Heater at heating
9. Alternative outdoor sensor
Initial setting: No
System setup
17:26, Wed
Buffer tank connection
Tank heater
Base pan heater
Alternative outdoor sensor
Select
Confirm
Set Yes if outdoor sensor is installed.
Controlled by optional outdoor sensor without reading the outdoor sensor of heat
pump unit.
 
 
87 
10. Bivalent
Initial setting: No
System setup
17:26, Wed
Tank heater
Base pan heater
Alternative outdoor sensor
Bivalent
Select
Confirm
Set if heat pump linked with boiler operation.
Connect the start signal of the boiler in boiler contact terminal (main PCB).
Set Bivalent connection to YES.
After that, please begin setting according to remote controller instruction.
Boiler icon will be displayed on remote controller top screen.
There are 3 different modes in the boiler operation. Movement of each modes are shown below.
 Alternative (switch to boiler operation when drops below setting temperature)
 Parallel (allow boiler operation when drops below setting temperature)
 Advanced Parallel (able to slightly delay boiler operation time of parallel operation)
When the boiler operation is “ON”, “boiler contact” is “ON”, “_”(underscore) will be displayed below the boiler icon.
Please set target temperature of boiler to be the same as heat pump temperature.
When boiler temperature is higher than heat pump temperature, zone temperature cannot be achieved if mixing valve is not instal led.
This product only allows one signal to control the boiler operation. Operation setting of boiler shall be responsible by instal ler.
operate heat pump only
-10°C (setting from remote controller)
operate boiler only
Alternative mode
Outdoor temp.
operate heat pump only
-10°C (setting from remote controller)
operate boiler and heat
pump simultaneously
Parallel mode
Outdoor temp.
operate heat pump only
-10°C (setting from remote controller)
operate boiler and heat
pump simultaneously
For heating
Outdoor temp.
Advanced Parallel mode
AND
Circulation water temp.
Setting temp
Boiler temp. OFF
= Setting -2°C
(setting from
remote controller)
Boiler temp. ON
= Setting -8°C
(setting from
remote controller)
Although heat pump operates
but water temperature does
not reach this temperature for
more than 30 mins (setting
from remote controller)
operate heat pump only
-10°C (setting from remote controller)
operate boiler and heat
pump simultaneously
For DHW tank
Outdoor temp.
AND
time
Tank setting
temp.
30 min (setting from
remote control)
If actual tank temp. does
not achieve the setting
temp. within 30min
(setting from remote
controller), the boiler
turn ON
When tank
temp. is
achieved, both
operations
stop
Heat pump
thermo ON
Tank temp.
Lowering
Tank
temp.
Boiling initial
temp.
Heat
pump
Boiler
In Advanced Parallel mode, setting for both heating and tank can
be made simultaneously. During operation of “Heating/Tank” mode,
when each time the mode is switched, the boiler output will be
reset to OFF. Please have good understanding on the boiler control
characteristic in order to select the optimal setting for the system.
11. External SW
Initial setting: No
System setup
17:26, Wed
Base pan heater
Alternative outdoor sensor
Bivalent
External SW
Select
Confirm
Able to turn ON/OFF the operation by external switch.
12. Solar connection
Initial setting: No
System setup
17:26, Wed
Alternative outdoor sensor
Bivalent
External SW
Solar connection
Select
Confirm
Set when solar water heater is installed.
Setting include items below.
 Set either buffer tank or DHW tank for connection with solar water heater.
 Set temperature difference between solar panel thermistor and buffer tank or
DHW tank thermistor to operate the solar pump.
 Set temperature difference between solar panel thermistor and buffer tank or
DHW tank thermistor to stop the solar pump.
 Anti-freezing operation start temperature (please change setting based on usage of glycol.)
 Solar pump stop operation when it exceeds high limit temperature (when tank temperature exceed designated temperature (70~90°C))
 
 
88 
13. External Error Signal
Initial setting: No
System setup
17:26, Wed
Bivalent
External SW
Solar connection
External error signal
Select
Confirm
Set when external error display unit is installed.
Turn on Dry Contact SW when error happened.
(CAUTION) Does not display when there is no Optional PCB.
When error occurs, error signal will be ON.
After turn off “close” from the display, error signal will still remain ON.
14. Demand control
Initial setting: No
System setup
17:26, Wed
External SW
Solar connection
External error signal
Demand control
Select
Confirm
Set when there is demand control.
Adjust terminal voltage within 1 ~ 10 V to change the operating current limit.
(CAUTION) Does not display when there is no Optional PCB.
Analog input
[v]
Rate
[%]
Analog input
[v]
Rate
[%]
Analog input
[v]
Rate
[%]
0.0
not activate
3.9 ~ 4.1
40
7.4 ~ 7.6
75
2
.
4
6
.
0
~
1
.
0
45
40
7.7
80
75
0.7
10
not
activate
8
.
7
3
.
4
0
8
1
.
8
~
9
.
7
5
4
6
.
4
~
4
.
4
8
.
0
0.9 ~ 1.1
10
4.7
50
45
8.2
85
80
1.2
15
10
3
.
8
8
.
4
5
8
6
.
8
~
4
.
8
0
5
1
.
5
~
9
.
4
3
.
1
1.4 ~ 1.6
15
5.2
55
50
8.7
90
85
1.7
20
15
8
.
8
3
.
5
0
9
1
.
9
~
9
.
8
5
5
6
.
5
~
4
.
5
8
.
1
1.9 ~ 2.1
20
5.7
60
55
9.2
95
90
2.2
25
20
3
.
9
8
.
5
5
9
6
.
9
~
4
.
9
0
6
1
.
6
~
9
.
5
3
.
2
2.4 ~ 2.6
25
6.2
65
60
9.7
100
95
2.7
30
25
8
.
9
3
.
6
0
0
1
~
9
.
9
5
6
6
.
6
~
4
.
6
8
.
2
2.9 ~ 3.1
30
6.7
70
65
*A minimum operating current is applied on each model for
protection purpose.
*0.2 voltage hysteresis is provided.
* The value of voltage after 2nd decimal point are cut off.
3.2
35
30
6.8
0
7
1
.
7
~
9
.
6
3
.
3
3.4 ~ 3.6
35
7.2
75
70
3.7
40
35
7.3
3.8
15. SG ready
Initial setting: No
System setup
17:26, Wed
Solar connection
External error signal
Demand control
SG ready
Select
Confirm
Switch operation of heat pump by open-short of 2 terminals.
Setting belows are possible
SG signal
Working pattern
Vcc-bit1
Vcc-bit2
Open
Open
Normal
Short
Open
Heat pump and Heater OFF
Open
Short
Capacity 1
Short
Short
Capacity 2
Capacity setting 1
- Heating capacity ___%
Set by SG ready setting of remote controller
- DHW capacity ___%
Capacity setting 2
- Heating capacity ___%
- DHW capacity ___%
16. External Compressor SW
Initial setting: No
System setup
17:26, Wed
External error signal
Demand control
SG ready
External compressor SW
Select
Confirm
Set when external compressor SW is connected.
SW is connected to external devices to control power consumption, ON signal will
stop compressor’s operation. (Heating operation etc. are not cancelled).
(CAUTION) Does not display if there is no Optional PCB.
If follow Swiss standard power connection, need to turn on DIP SW of main unit
PCB. ON/OFF signal used to ON/OFF tank heater (for sterilization purpose)
 
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