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Airwell AW-YHPSA08-H91 Technical Manual
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Airwell AW-YHPSA08-H91 Technical Manual

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TECHNICAL MANUAL
WELLEA WT
RCW30
ODMA-100T-09M22-19
ODMA-100T-09M22-25
ODMA-160T-09M22-25
22.AW.WELLEA.WT.INDOOR.R32.TM.EN.27.06

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Summary of Contents for Airwell AW-YHPSA08-H91

  • Page 1 TECHNICAL MANUAL WELLEA WT RCW30 ODMA-100T-09M22-19 ODMA-100T-09M22-25 ODMA-160T-09M22-25 22.AW.WELLEA.WT.INDOOR.R32.TM.EN.27.06...
  • Page 2 CONTENTS Part 1 General Information ................3 Part 2 Engineering Data ................11 Part 3 Field Settings ..................45...
  • Page 4 Part 1 General Information 1 Wellea Split System ................... 4 2 Unit Capacities ................... 6 3 System Design and Unit Selection .............. 9...
  • Page 5 1 Wellea Split System 1.1 System Schematic Hot water Water supply Solar panel Radiator Mixing station Floor heating Buffer tank Indoor unit Indoor unit Outdoor unit Wellea is an integrated air-to-water heat pump system which is one-stop solution for space heating, space cooling and domestic hot water.
  • Page 6 1.2 System Configurations Wellea Split is configured to run with the electric heater either and can also be used in conjunction with an auxiliary heat source such as a boiler. The chosen configuration affects the size of heat pump that is required. Three typical configurations are described below. Configuration 1: Heat pump only ...
  • Page 7 2 Unit Capacities 2.1 Outdoor unit AW-YHPSA06-H91 AW-YHPSA04-H91 Model Power Supply (V/Ph/Hz) 220-240/1 /50 220-240/1 /50 Appearance AW-YHPSA08-H91 AW-YHPSA10-H91 AW-YHPSA12-H91 AW-YHPSA14-H91 AW-YHPSA14-H93 AW-YHPSA16-H91 AW-YHPSA16-H93 Model AW-YHPSA12-H93 Power Supply 220-240/1/50 220-240/1/50 220-240/1/50 380-415/3/50 220-240/1/50 380-415/3/50 220-240/1/50 380-415/3/50 (V/Ph/Hz) Appearance 2.2 Hydro module with water tank ODMA-100T-09M22-19 ODMA-100T-09M22-25 ODMA-160T-09M22-25...
  • Page 8 3 System Design and Unit Selection 3.1 Selection procedure Step 1: Total heat load calculation Calculate conditioned surface area Select the heat emitters (type, quantity, water temperature and heat load) Step 2: System configuration Decide whether to include AHS and set AHS’s switching temperature Decide whether backup electric heater is enabled or disabled Step 3: Selection of outdoor units Determine required total heat load on outdoor units...
  • Page 9 3.2 Wellea Leaving Water Temperature (LWT) Selection The recommended design LTW ranges for different types of heat emitter are:  For floor heating: 30 to 35⁰C  For fan coil units: 40 to 45⁰C  For low temperature radiators: 40 to 50⁰C 3.3 Optimizing System Design To get the most comfort with the lowest energy consumption with Wellea, it is important to take account of the following considerations:...
  • Page 10 Table 3-4.1: Ethylene Glycol(Toxic) Concentration Modification coefficient Minimum outdoor ethylene Cooling capacity Power input Water flow Water resistance temperature (°C) glycol (%) modification modification modification 1.000 1.000 1.000 1.000 0.984 0.998 1.118 1.019 0.973 0.995 1.268 1.051 0.965 0.992 1.482 1.092 Table 3-4.2: Propylene Glycol(Low Toxic;...

  • Page 11: Table Of Contents

    Part 2 Engineering Data 1 Specifications ................... 12 2 Electrical characteristics ................20 3 Dimensions and center of gravity ............. 20 4 Operating Limits ..................22 5 Capactiy Tables..................23 6 Hydronic Performance ................40 7 Sound Levels .................... 41...

  • Page 12: Specifications

    1 Specifications Outdoor Unit Model AW-YHPSA04-H91 AW-YHPSA06-H91 AW-YHPSA08-H91 AW-YHPSA10-H91 ODMA-100T-09M22-19 Indoor Unit Model Capacity 4.25 6.20 8.30 10.00 A7W35 Rated input 0.82 1.24 1.60 2.00 5.20 5.00 5.20 5.00 Capacity 4.35 6.35 8.20 10.00 A7W45 Rated input 1.14 1.69 2.08 2.63 3.80 3.75...
  • Page 13 connections Max. difference in height Drain connection DN32 Outdoor unit sound Power Level(3) Heating -25～35 Ambient ℃ temperature Cooling -5～43 ℃ range Domestic hot water -25～43 ℃ Power supply V/Ph/Hz 220-240/1/50 Rated input 3095 Rated current 13.5 Type Stainless steel Material SUS 316L Water Volume...
  • Page 14 AW-YHPSA04-H91 AW-YHPSA06-H91 AW-YHPSA08-H91 AW-YHPSA10-H91 Outdoor Unit Model ODMA-100T-09M22-25 Indoor Unit Model Capacity 4.25 6.20 8.30 10.00 A7W35 Rated input 0.82 1.24 1.60 2.00 5.20 5.00 5.20 5.00 Capacity 4.35 6.35 8.20 10.00 A7W45 Rated input 1.14 1.69 2.08 2.63 3.80 3.75 3.95 3.80...
  • Page 15 Outdoor unit sound Power Level(3) Heating -25～35 Ambient ℃ temperature Cooling -5～43 ℃ range Domestic hot water -25～43 ℃ Power supply V/Ph/Hz 220-240/1/50 Rated input 3095 Rated current 13.5 Type Stainless steel Material SUS 316L Water Volume Maximum water temperature(Disinfection ℃...
  • Page 16 AW-YHPSA12-H91 AW-YHPSA14-H91 AW-YHPSA16-H91 Outdoor Unit Model MHA- ODMA-160T-09M22-25 Indoor Unit Model Capacity 12.10 14.50 16.00 A7W35 Rated input 2.44 3.09 3.56 4.95 4.70 4.50 Capacity 12.30 14.20 16.00 A7W45 Rated input 3.24 3.89 4.44 3.80 3.65 3.60 Heating Capacity 10.00 12.00 13.30 A-7W35...
  • Page 17 Outdoor unit sound Power Level(3) Heating -25～35 Ambient ℃ temperature Cooling -5～43 ℃ range Domestic hot water -25～43 ℃ Power supply V/Ph/Hz 220-240/1/50 Rated input 3095 Rated current 13.5 Type Stainless steel Material SUS 316L Water Volume Maximum water temperature(Disinfection ℃...
  • Page 18 AW-YHPSA12-H93 AW-YHPSA14-H93 AW-YHPSA16-H93 Outdoor Unit Model MHA- ODMA-160T-09M22-25 Indoor Unit Model 12.10 14.50 16.00 Capacity 2.44 3.09 3.56 A7W35 Rated input 4.95 4.70 4.50 12.30 14.20 16.00 Capacity 3.24 3.89 4.44 A7W45 Rated input 3.80 3.65 3.60 Heating 10.00 12.00 13.30 Capacity 3.33...
  • Page 19 Outdoor unit sound Power Level(3) Heating -25～35 Ambient ℃ temperature Cooling -5～43 ℃ range Domestic hot water -25～43 ℃ Power supply V/Ph/Hz 220-240/1/50 Rated input 3095 Rated current 13.5 Type Stainless steel Material SUS 316L Water Volume Maximum water temperature(Disinfection ℃...

  • Page 20: Electrical Characteristics

    2 Electrical characteristics Outdoor unit Power current Compressor System Voltage Min. Max. TOCA AW-YHPSA04-H91 220~240 11.5 0.10 AW-YHPSA06-H91 220~240 13.5 0.10 AW-YHPSA08-H91 220~240 14.5 0.17 AW-YHPSA10-H91 220~240 15.5 0.17 AW-YHPSA12-H91 220~240 23.5 0.17 AW-YHPSA14-H91 220~240 24.5 0.17 AW-YHPSA16-H91 220~240 25.5 0.17 AW-YHPSA12-H93 380~415...
  • Page 21 AW-YHPSA08(10-12-14-16)-H91 / AW-YHPSA12(14-16)-H93 Model Unit: mm) Unit: mm) Unit: mm) AW-YHPSA08-H91 AW-YHPSA10-H91 AW-YHPSA12-H91 AW-YHPSA14-H91 AW-YHPSA16-H91 AW-YHPSA12-H93 AW-YHPSA14-H93 AW-YHPSA16-H93 3.2 Hydro module Model A(mm) B(mm) C(mm) D(mm) ODMA-100T-09M22-19 1775 1748 1682 ODMA-100T-09M22-25 2034 2007 1942 1045 ODMA-160T-09M22-25 2034 2007 1942 1045...

  • Page 22: Operating Limits

    4 Operating Limits Heating operating limits 12 25 55 60 65 Cooling operating limits Domestic hot water operating limits 12 25 55 6065 Abbreviations: T4: Outdoor temperature (°C) T1: Leaving water temperature (°C) Notes: If IBH/AHS setting is valid, only IBH/AHS turns on; If IBH/AHS setting is invalid, only heat pump turns on Water flow temperature drop or rise interval IBH/AHS only...

  • Page 23: Capactiy Tables

    5 Capactiy Tables 5.1 Heating Capacity Tables (Test standard：EN14511) Heating capacity for AW-YHPSA04-H91 Maximum 2.05 1.18 1.74 1.80 1.22 1.48 1.71 1.32 1.29 1.53 1.30 1.18 1.37 1.25 1.10 3.09 1.31 2.36 2.83 1.56 1.82 2.44 1.70 1.43 2.17 1.74 1.24 1.98 1.75...
  • Page 24 Heating capacity for AW-YHPSA06-H91 Maximum 2.57 1.49 1.72 2.25 1.53 1.46 2.14 1.67 1.28 1.91 1.64 1.17 1.71 1.57 1.09 3.64 1.56 2.34 3.34 1.86 1.80 2.88 2.03 1.42 2.56 2.08 1.23 2.33 2.08 1.12 2.19 2.04 1.07 1.84 1.86 0.99 4.43 1.49...
  • Page 25 Heating capacity for AW-YHPSA08-H91 Maximum 4.45 1.98 2.25 4.00 2.04 1.96 3.59 2.19 1.64 3.34 2.15 1.55 2.81 2.17 1.30 5.68 2.03 2.80 5.09 2.15 2.37 4.74 2.24 2.11 4.32 2.44 1.77 3.70 2.29 1.61 3.17 2.26 1.41 2.62 2.10 1.25 6.90 2.07...
  • Page 26 Heating capacity for AW-YHPSA10-H91 Maximum 4.68 2.06 2.27 4.21 2.12 1.98 3.78 2.28 1.66 3.52 2.24 1.57 2.96 2.26 1.31 5.98 2.12 2.82 5.35 2.24 2.39 4.98 2.34 2.13 4.55 2.55 1.79 3.89 2.39 1.63 3.34 2.35 1.42 2.75 2.18 1.26 7.26 2.15...
  • Page 27 Heating capacity for AW-YHPSA12-H91/3 Maximum 6.03 2.78 2.17 6.26 2.91 2.15 5.03 2.96 1.70 4.53 3.12 1.45 4.23 3.29 1.28 7.65 3.00 2.55 7.69 3.08 2.50 7.21 3.34 2.16 6.38 3.41 1.87 6.05 3.52 1.72 5.36 3.55 1.51 5.08 3.63 1.40 8.90 3.12...
  • Page 28 Heating capacity for AW-YHPSA14-H91/3 Maximum 6.60 3.09 2.14 6.76 3.20 2.11 5.43 3.18 1.71 4.89 3.35 1.46 4.47 3.47 1.29 8.26 3.22 2.57 8.30 3.30 2.52 7.79 3.58 2.18 6.89 3.65 1.89 6.25 3.61 1.73 5.42 3.61 1.50 5.14 3.87 1.33 9.61 3.40...
  • Page 29 Heating capacity for AW-YHPSA16-H91/3 Maximum 7.69 4.03 1.91 7.99 4.22 1.93 6.61 4.01 1.65 5.89 4.43 1.33 4.96 4.21 1.18 9.57 3.94 2.38 9.71 4.43 2.19 8.16 4.77 1.71 7.48 4.76 1.57 6.55 4.85 1.35 5.85 4.54 1.29 5.37 4.75 1.13 11.8 4.37...
  • Page 30 5.2 Cooling Capacity Tables (Test standard：EN14511) AW-YHPSA04-H91 cooling capacity Maximum 4.76 0.46 10.30 5.47 0.55 10.01 6.09 0.48 12.66 4.54 0.57 8.03 5.25 0.65 8.08 5.87 0.55 10.70 4.04 0.67 6.07 4.75 0.75 6.34 5.37 0.65 8.28 6.06 1.06 5.71 6.44 1.01 6.40...
  • Page 31 AW-YHPSA06-H91 cooling capacity Maximum 5.27 0.59 8.93 6.38 0.55 11.53 6.77 0.64 10.62 5.05 0.69 7.28 6.16 0.66 9.39 6.55 0.74 8.85 4.55 0.79 5.74 5.66 0.76 7.48 6.05 0.84 7.20 6.32 1.13 5.61 6.90 1.01 6.83 7.45 0.95 7.88 5.89 1.10 5.33...
  • Page 32 AW-YHPSA08-H91 cooling capacity Maximum 6.39 0.63 10.07 8.21 0.76 10.82 8.74 0.71 12.31 6.17 0.71 8.69 7.26 0.74 9.76 7.76 0.70 11.05 5.96 0.82 7.30 6.30 0.72 8.69 6.78 0.69 9.78 6.29 0.74 8.54 7.91 0.84 9.45 8.30 0.79 10.53 5.97 0.87 6.84...
  • Page 33 AW-YHPSA10-H91 cooling capacity Maximum 6.83 0.69 9.92 8.79 0.82 10.66 9.35 0.77 12.13 6.61 0.77 8.56 7.76 0.81 9.61 8.30 0.76 10.88 6.38 0.89 7.19 6.74 0.79 8.56 7.25 0.75 9.63 6.55 0.75 8.73 8.17 0.80 10.18 8.80 0.86 10.22 6.30 1.07 5.89...
  • Page 34 AW-YHPSA12-H91/3 cooling capacity Maximum 9.55 1.27 7.50 10.39 1.41 7.37 11.39 1.36 8.35 9.33 1.57 5.93 10.90 1.49 7.32 11.89 1.50 7.92 9.12 1.71 5.32 11.41 1.57 7.27 12.38 1.64 7.57 10.81 2.05 5.27 13.14 1.92 6.85 14.18 1.94 7.32 10.51 2.32 4.53...
  • Page 35 AW-YHPSA14-H91/3 cooling capacity Maximum 10.0 1.32 7.57 10.9 1.47 7.44 12.0 1.42 8.43 9.80 1.67 5.87 11.4 1.58 7.24 12.5 1.59 7.84 9.57 1.76 5.44 12.0 1.61 7.43 13.0 1.68 7.73 11.3 2.18 5.21 13.1 1.92 6.85 14.2 1.94 7.32 11.0 2.32 4.60...
  • Page 36 AW-YHPSA16-H91/3 cooling capacity Maximum 10.0 1.32 7.57 10.9 1.47 7.44 12.0 1.42 8.43 9.80 1.67 5.87 11.4 1.58 7.24 12.5 1.59 7.84 9.57 1.76 5.44 12.0 1.61 7.43 13.0 1.68 7.73 11.3 2.18 5.21 13.1 1.92 6.85 14.2 1.94 7.32 11.4 2.43 4.67...
  • Page 37 Performance curves in domestic hot water production 15℃~45℃ 15℃~50℃ 15℃~55℃ AW-YHPSA04-H91 / AW-YHPSA06-H91 + ODMA-100T-09M22-19 AW-YHPSA04-H91 / AW-YHPSA06-H91 + ODMA-100T-09M22-25 Heat up Heat up -20 -15 -10 -5 0 5 10 15 20 25 30 35 40 45 -20 -15 -10 -5 0 5 10 15 20 25 30 35 40 45 T 4/℃...
  • Page 38 15~45 15~50 15~55 AW-YHPSA08-H91 / AW-YHPSA10-H91 + ODMA-100T-09M22-19 AW-YHPSA08-H91 / AW-YHPSA10-H91 + ODMA-100T-09M22-25 Heat up Heat up -20 -15 -10 -5 0 5 10 15 20 25 30 35 40 45 -20 -15 -10 -5 0 5 10 15 20 25 30 35 40 45 T 4/℃...
  • Page 39 15~45 15~50 15~55 AW-YHPSA12(14-16)-H91/3 + ODMA-160T-09M22-25 Heat up -20 -15 -10 -5 0 5 10 15 20 25 30 35 40 45 T 4/℃ Capacity 10000 9000 8000 7000 6000 5000 4000 3000 2000 1 000 T4/℃ -20 -15 -10 -5 0 5 10 15 20 25 30 35 40 45 -20 -15 -10 -5 0 5 10 15 20 25 30 35 40 45...

  • Page 40: Hydronic Performance

    6 Hydronic Performance Hydro module with 190L water tank Water flow(m3/h) Hydro module with 240L water tank Water flow(m3/h...

  • Page 41: Sound Levels

    7 Sound Levels 7.1 Overall Model name AW-YHPSA04-H91 AW-YHPSA06-H91 AW-YHPSA08-H91 AW-YHPSA10-H91 AW-YHPSA12-H91 AW-YHPSA14-H91 AW-YHPSA16-H91 AW-YHPSA12-H93 AW-YHPSA14-H93 AW-YHPSA16-H93 Notes: Sound pressure level is measured at a position 1m in front of the unit and (1+H)/2m (where H is the height of the unit) above the floor in a semi-anechoic chamber.
  • Page 42 7.2 Octave Band Levels AW-YHPSA04-H91 + ODMA-100T-09M22-19 octave band levels Outdoor air temperature 7⁰C DB, 85% R.H.; EWT 30⁰C, LWT 35⁰C Outdoor air temperature 7⁰C DB, 85% R.H.; N R -9 0 EWT 40⁰C, LWT 45⁰ N R-80 N R-70 Outdoor air temperature 35⁰C DB;...
  • Page 43 AW-YHPSA08-H91 + ODMA-100T-09M22-19 octave band levels Outdoor air temperature 7⁰C DB, 85% R.H.; EWT 30⁰C, LWT 35⁰C Outdoor air temperature 7⁰C DB, 85% R.H.; N R -9 0 EWT 40⁰C, LWT 45⁰ N R-80 N R-70 Outdoor air temperature 35⁰C DB; N R-60 EWT 12⁰C, LWT 7⁰C N R-50...
  • Page 44 AW-YHPSA14-H91/3 + ODMA-160T-09M22-25 octave band levels Outdoor air temperature 7⁰C DB, 85% R.H.; EWT 30⁰C, LWT 35⁰C Outdoor air temperature 7⁰C DB, 85% R.H.; N R -9 0 EWT 40⁰C, LWT 45⁰ N R-80 N R-70 Outdoor air temperature 35⁰C DB; N R-60 EWT 12⁰C, LWT 7⁰C N R-50...
  • Page 45 Part 3 Field Settings 1 User Interface Field Settings..............46 2 Operation Parameter Checking ..............65 3 Network Configuration Guidelines ............66 4 Climate Related Curves ................71...
  • Page 46 1 User Interface Field Settings 1.1 Introduction During installation, the Wellea settings and parameters should be configured by the installer to suit the installation configuration, climate conditions and end-user preferences. The relevant settings are accessible and programmable through the FOR SERVICEMAN menu on the Wellea user interface. The user interface is integrated design in the hydro module.
  • Page 47 1.2 Menu Structure F OR SERVICEMAN 1 DHW MODE SETTING 1 DHW MODE SETTING 1.1 DHW MODE 2 COOL MODE SETTING 2 COOL MODE SETTING 1.2 DISINFECT 2.1 COOL MODE 3 HEAT MODE SETTING 1.3 DHW PRIORITY 2.2 t_T4_FRESH_C 4 AUTO MODE SETTING 1.4 DHW PUMP_D 2.3 T4CMAX 5 TEMP.
  • Page 48 1.3 FOR SERVICEMAN Menu FOR SERVICEMAN allows installers to input the system configuration and set the FOR SERVICEMAN password screen system parameters. To enter FOR SERVICEMAN, go to MENU > FOR SERVICEMAN. FOR SE RVICEMAN Please input password: Enter the password, using ◄ ► to navigate between digits and using ▼ ▲ to adjust the numerical values.
  • Page 49 DHW PUMP sets whether or not the DHW pump is controlled by the Wellea Split unit. If the DHW pump is to be controlled by the Wellea Split, select YES. If the DHW pump is not to be controlled by the Wellea Split unit, select NON. DHW PUMP PRIORITY TIME SET set the operation time of DHW during DHW PRIORITY mode.
  • Page 50 T4_TBH_ON sets the ambient temperature above which the immersion heater will not be used. t_TBH_DELAY sets the delay between the compressor starting and the immersion heater being turned on. T5S_DI sets the DHW tank disinfection operation target temperature. Caution: during the disinfection operation (duration: t_DI_MAX) the domestic hot water temperature at the hot water taps will at times be equal to the value set for T5S_DI.
  • Page 51 1.5 COOL MODE SETTING Menu MENU > FOR SERVICEMAN > COOL MODE SETTING 2 COOL MODE SETTING 2 COOL MODE SETTING 2 COOL MODE SETTING 2.11 T4C2 5°C 2.1 COOL MODE 2° C 2.6 dTSC 2.12 ZONE1 C-EMISSION 2.2 t_T4_FRESH_C 2.0HRS 2.7 t_INTERVAL_C 5MIN...
  • Page 52 T4C1 sets the ambient temperature 1 of automatic setting curve for cooling mode. T4C2 sets the ambient temperature 2 of automatic setting curve for cooling mode. ZONE1 C-EMISSION sets the emission type of zone1 for cooling mode. ZONE2 C-EMISSION sets the emission type of zone2 for cooling mode. 1.6 HEAT MODE SETTING Menu MENU >...
  • Page 53 t_INTERVAL_H sets the heating mode compressor re-start delay. When the compressor stops running, it will not re-start until at least t_INTERVAL_H minutes have elapsed. T1SetH1 sets the temperature 1 of automatic setting curve for heating mode. T1SetH2 sets the temperature 2 of automatic setting curve for heating mode. T4H1 sets the ambient temperature 1 of automatic setting curve for heating mode.
  • Page 54 1.8 TEMP. TYPE SETTING Menu MENU > FOR SERVICEMAN > TEMP. TYPE SETTING TEMP. TYPE SETTING menu The TEMP. TYPE SETTING is used for selecting whether the water flow 5 TEMP. TYPE SETTING 5.1 WATER FLOW TEMP. temperature or room temperature is used to control the ON/OFF of the heat 5.2 ROOM TEMP.
  • Page 55 pages will be displayed. In this case, the setting value of zone 1 is T1S, the setting value of zone 2 is T1S2. DOUBLE ZONE to YES and set ROOM TEMP. to NON; Set WATER FLOW TEMP. to YES or NON ◄...
  • Page 56 1.10 OTHER HEATING SOURCE Menu 1.10.1 OTHER HEATING SOURCE menu overview MENU > FOR SERVICEMAN > OTHER HEATING SOURCE OTHER HEATING SOURCE menu 7 OTHER HEATING SOURCE 1 /2 7.1 dT1_IBH_ON 5°C 3 0MIN 7.2 t_IBH_DELAY 7.3 T4_IBH_ON -5°C 7.4 dT1_AHS_ON 5°C 7.5 t_AHS_DELAY 30MIN...
  • Page 57 1.11 HOLIDAY AWAY SETTING Menu MENU > FOR SERVICEMAN > HOLIDAY AWAY SETTING HOLIDAY AWAY SETTING menu The HOLIDAY AWAY SETTING menu settings are used to set the outlet water temperature to prevent water pipes freezing when away from home in cold 8 HOLIDAY AWAY SETTING 8.1 T1S_H.A._H 20°C...
  • Page 58 1.14 TEST RUN 1.14.1 TEST RUN Menu overview MENU > FOR SERVICEMAN > TEST RUN TEST RUN is used to check that the valves, air purge function, circulation pump, space cooling mode, space heating mode and DHW mode are all operating correctly. TEST RUN start screen and TEST RUN menu 1 1 TEST RUN 1 1 TEST RUN...
  • Page 59 1.14.3 AIR PURGE operation MENU > FOR SERVICEMAN > TEST RUN > AIR PURGE Once installation is complete it is important to run the air purge function to remove any air which may be present in the water piping and which could cause malfunctions during operation. AIR PURGE operation The AIR PURGE operation is used to remove air from the water piping.
  • Page 60 1.14.6 HEAT MODE RUNNING operation HEAT MODE RUNNING display The HEAT MODE RUNNING operation is used to check the operation of the 1 1 TEST RUN system in space heating mode. Test run is on. Heat mode is on. During the HEAT MODE RUNNING operation the Wellea Split unit leaving Leaving water temperature is water set temperature is 35°C.
  • Page 61 1.15 SPECIAL FUNCTION Special functions menu 1.15.1 SPECIAL FUNCTION menu overview 12 SPECIAL FUNCTION 1 2 SPECIAL FUNCTION MENU > FOR SERVICEMAN > SPECIAL FUNCTION ACTIVE THE SETTINGS AND ACTIVE THE 12.1 PREHEATING FOR FLOOR “SPECIAL FUNCTION”? 12.2 FLOOR DRYING UP SPECIAL FUNCTION is used to pre-heating floor and drying up floor once installation is complete or the first time start up the unit or restart the unit after a long time...
  • Page 62 Preheating for floor screens 1 2.1 PREHEATING FOR FLOOR 1 2.1 PREHEATING FOR FLOOR Preheat for floor is Do you want to turn off the preheating running for 25 minutes. for floor function? Water flow temperature is 20°C. C ONFIRM C ONFIRM 1.15.3 FLOOR DRYING UP FLOOR DRYING UP menu...
  • Page 63 1.16 AUTO RESTART MENU > FOR SERVICEMAN > AUTO RESTART AUTO RESTART menu 1 3 AUTO RESTART AUTO RESTART sets whether or not the unit re-applies the user interface settings 1 3.1 COOL/HEAT MODE when the power returns following a power failure. Select YES to enable auto restart or 13.2 DHW MODE NON to disable auto restart.
  • Page 64 SOLAR INPUT sets whether solar control signal is connected to hydronic PCB. (0=NON; 1=CN18; Tsolar 2=CN11SL1SL2) F-PIPE LENGTH sets the length of refrigerant pipes between outdoor unit and indoor unit. RT/Ta_PCB sets whether M-kit is valid. Pump silent mode can decrease water pump maximum output by 5% in order to decrease the noise of heat pump. DFT1/DFT2 sets DFT1 and DFT2 port of the hydro module as DEFROST or Alarm ALARM function can be valid only with IDU software version higher than V99)
  • Page 65 2 Operation Parameter Checking MENU > OPERATION PARAMETER This menu is for installer or service engineer reviewing the operation parameters. There are nine pages for the operating parameter as following O PERATION PARAMETER O PERATION PARAMETER O PERATION PARAMETER # 01 # 01 O NLINE UNITS NUMBER P UMP-O...
  • Page 66 4 Climate Related Curves The climate related curves can be selected in the user interface, MENU > PRESET TEMPERATURE > WEATHER TEMP. SET. WEATHER TEMP.SET menu In cooling/mode mode, eight curves which are already set in the user interface can P RE SET TEMPERATURE be selected.
  • Page 67 Notes: It only has the curves of the high temperature setting for heating, if the high temperature is set for heating. Curve 4 is default in high temperature heating mode and curve 6 is default in ECO mode. Low temperature curves for cooling mode T1S(℃) C urve 1 C urve 2...
  • Page 68 There is one customized curve which can set by user according to using habits. Users just need to input the ambient temperature and desire water temperature for two working condition to build the customized curve. The setting of T1SETH1, T1SETH2, T4H1, T4H2 refer to Part 3, 1.6” HEATING MODE SETTING Menu” and T1SETC1, T1SETC2, T4C1, T4C2 refer to Part 3, 1.5”...
  • Page 70 GROUPE AIRWELL 10, RUE DU FORT DE SAINT CYR - 78180 MONTIGNY LE BRETONNEUX, FRANCE TEL.: +33 (0)1 76 21 82 00 - www.airwell.com...