welldana 34-180139 User manual

t
Thank you for choosing Aqua inverter heat pump
.
This manual provides you necessary information for optimal
use and maintenance, please read it carefully and keep it for
subsequent use.
INSTALLATION AND
USER MANUAL

Summary
1. General information.................................................................................................- 1 -
1.1. Contents......................................................................................................................- 1 -
1.2. Operating conditions and range ..............................................................................- 1 -
1.3. Advantages of different modes................................................................................- 1 -
1.4. Kind reminder.............................................................................................................- 2 -
2. Operations ....................................................................................................................- 4 -
2.1. Notice before using ...................................................................................................- 4 -
2.2. Operation instructions ...............................................................................................- 4 -
2.3. Daily maintenance and winterizing .........................................................................- 5 -
3. Technical specification...........................................................................................- 6 -
1. Transportation.............................................................................................................- 7 -
2. Installation and maintenance .............................................................................- 7 -
2.1. Notice before installation ..........................................................................................- 7 -
2.2. Installation instructions .............................................................................................- 8 -
2.3. Trial after installation...............................................................................................- 11 -
2.4. Maintenance and winterizing .................................................................................- 11 -
3. Trouble shooting for common faults............................................................- 12 -
4. Failure code...............................................................................................................- 13 -
Appendix 1: Heating priority wiring diagram …………………...………………...…..... -14-
For users ………………………………………………………………………………. P.1-P.6
For installers and professionals ………………………………………………… P.7-P.17

For users
- 1 -
1. General information:
1.1. Contents:
After unpacking, please check if you have all the following components.
1.2. Operating conditions and range:
Items
Range
Operating range
Air temp
-7℃～43℃
Water temp
0℃～35℃
Temp. setting
heating
18℃-35℃
The heat pump will have ideal performance in the operation range Air 15 ℃～ 25 ℃
1.3. Advantages of different modes:
The heat pump has two modes: Smart and Silence. They have different advantages under
different conditions
Mode
Recommendation
Advantages
As standard
Heating capacity: 20% to 100% capacity
Intelligent optimization
Fast heating
Use at night
Heating capacity: 20% to 80% capacity
Sound level: 3dB (A) lower than Smart mode.

For users
- 2 -
1.4. Kind reminder:
This heat pump has Power-off memory function. When the power is recovered, the heat
pump will restart automatically.
1.4.1. The heat pump can only be used to heat the pool water. It can NEVER be used to
heat other flammable or turbid liquid.
1.4.2. Don’t lift the water union when moving the heat pump since the titanium heat
exchanger inside the heat pump will be damaged.
1.4.3. Don’t put obstacles before the air inlet and outlet of the heat pump.
1.4.4. Don’t put anything into inlet or outlet, or the efficiency of the heat pump will be
reduced or even stopped.
1.4.5. Don’t use or store combustible gas or liquid such as thinners, paint and fuel to avoid
fire.

For users
- 3 -
1.4.6. If any abnormal circumstances occurred, e.g.: abnormal noises, smells, smokes and
leakage of electricity, switch off the main power immediately and contact your local
dealer. Don’t try to repair the heat pump by yourselves.
1.4.7. The main power switch should be out of the reach of Children.
1.4.8. Please cut off the power in the lightning storm weather.
1.4.9. Please note that following codes are not failure.
Codes
Out of the operating range
No water
Insufficient water flow or pump
blocked
Power abnormal
Defrosting
heating light twinkling

For users
- 4 -
2. Operations
2.1. Notice before using
①The user is advised to start the water pump before the heat pump, and turn off the
heat pump before the water pump for long life circle.
②Check firstly for any water leakage of piping connection, then power on, press the
ON/OFF button of the heat pump, and set suitable temperature.
2.2. Operation instructions
Symbol
Designation
Operation
Power ON/OFF
Press to power on or off the heat pump
Mode
Press to select Smart/Silence mode
Up/ Down
Press to set desired water temperature
Note:
①You may set the desired water temperature from 18 to 35℃.
②The on the right shows the inlet water temperature. The on the left shows the
set temperature by pressing buttons at the same time.
③After you turn on the heat pump, the fan will start to run in 3 minutes. In another 30
seconds, the compressor will start to run.
④During heating, the will be light.

For users
- 5 -
2.2.1. Mode selections
①will be light as standard when you turn on the heat pump.
②Press the button to enter the Silence mode, the will be light.
Press the button again to exit and enter the SMART mode.
2.2.2. Compulsory defrosting
①When the heat pump is heating and the compressor is working continuously for 10
minutes, press both “ ” and “ ” buttons for 5 seconds to start compulsory
defrosting. (Note: the interval between compulsory defrosting should be more than 30
minutes.)
②The heating light will be twinkling when heat pump is in compulsory or auto defrosting.
③The running process and ending of compulsory defrosting are the same as
auto-defrosting.
2.3. Daily maintenance and winterizing
2.3.1. Daily Maintenance
Please don’t forget to cut off power supply of the heat pump
①Please clean the evaporator with household detergents or clean water, NEVER use
gasoline, thinners or any similar fuel.
②Check bolts, cables and connections regularly.
2.3.2. Winterizing
In winter season when you don’t swim, please cut off power supply and drain water out
of the heat pump. When using the heat pump under 0℃, make sure that the water
pump is always running.
Important:
Unscrew the water union of inlet pipe
to let the water flow out.
When the water in machine freezes in
winter season, the titanium heat
exchanger may be damaged.

For users
- 6 -
3. Technical specification
Model
34-180139
34-180140
Advised pool volume (m3)
25-50
30-60
Working air temp (℃)
-7~43
Performance Condition: Air 26°C, Water 26°C, Humidity 80%
Heating capacity (kW)
11.3~2.8
13.3~3.4
Heating capacity (kW) in silence
mode
9.0~2.8
10.4~3.4
C.O.P
15.1~6.5
15.0~6.4
C.O.P in silence mode
15.1~7.5
15.0~7.4
Performance Condition: Air 15°C, Water 26°C, Humidity 70%
Heating capacity (kW)
7.3~1.9
9.4~2.3
Heating capacity (kW) in silence
mode
5.8~1.9
7.4~2.3
C.O.P
7.7~4.5
7.6~4.4
C.O.P in silence mode
7.7~5.2
7.6~5.1
Rated input power (kW)
1.6~0.22
2.1~0.25
Rated input current (A)
7.4~0.95
9.1~1.1
Power supply
230V/1 Ph/50Hz
Advised water flux (m³/h)
4~6
5~7
Sound pressure 1m dB(A)
39.5~48.2
42.8~52.1
Sound pressure 10m dB(A)
19.5~28.2
22.8~32.1
Water pipe in-out Spec (mm)
50
Net Dimension LxWxH (mm)
961×312×658
961×312×658
Net Weight (kg)
50
52
1. The values indicated are valid under ideal conditions: Pool covered with an isothermal cover, filtration
system running at least 15 hours a day
2. Related parameters are subject to adjustment periodically for technical improvement without further
notice. For details please refer to nameplate.
。

For installers and professionals
- 7 -
1. Transportation
1.1. When storing or moving the heat pump, the heat pump should be at the upright
position.
1.2. When moving the heat pump, do not lift the water union since the titanium heat
exchanger inside the heat pump will be damaged.
2. Installation and maintenance
The heat pump must be installed by a professional team. The users are not qualified to
install by themselves, otherwise the heat pump might be damaged and risky for users’
safety.
2.1. Notice before installation：
2.1.1. The inlet and outlet water unions can’t bear the weight of soft pipes. The heat pump
must be connected with hard pipes!