Thermia Diplomat Optimum G2 Maintenance Instruction
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Thermia Diplomat Optimum G2 Maintenance Instruction

Thermia Diplomat Optimum G2 Maintenance Instruction

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MAINTENANCE INSTRUCTIONS
Diplomat Optimum G2, Diplomat, Comfort,
Diplomat Duo, Atria, Atria Duo
Navigate through the control computer's menu by:
To increase or reduce the set values use:
To adjust the room temperature: starting by pressing
The degree information that now appears in the display is the
last desired room temperature.
To increase the temperature: press
To lower the temperature: press
The temperature you now require is registered immediately.
(After approximately ten seconds the desired room tempera-
ture appears in the display again, together with other infor-
mation.) The heat pump now starts to work to reach the new
temperature.
Want to know more? Read the Maintenance instructions!
086U6297
Rev 1

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Summary of Contents for Thermia Diplomat Optimum G2

  • Page 1 MAINTENANCE INSTRUCTIONS Diplomat Optimum G2, Diplomat, Comfort, Diplomat Duo, Atria, Atria Duo Navigate through the control computer’s menu by: To increase or reduce the set values use: To adjust the room temperature: starting by pressing The degree information that now appears in the display is the last desired room temperature.
  • Page 2 Thermia – 2 086U6297 Rev 1...

  • Page 3: Table Of Contents

    Terms and abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .49 086U6297 Thermia – 3 Rev 1...
  • Page 4 If these instructions are not followed during installation, operation and maintenance, Thermia Värme AB’s liability according to the applicable warranty is not binding. Thermia Värme AB retains the right to make changes to components and specifications without prior notice. © 2008 Copyright Thermia Värme AB.

  • Page 5: Important Information

    The water that exits the overflow pipe can be hot! Therefore, allow it to flow to a floor drain where there is no risk of burning yourself. 086U6297 Thermia – 5 Rev 1...

  • Page 6: Protection

    Protection Corrosion Protection Due to the risk of corrosion, avoid using different types of sprays in the vicinity of the heat pump. This particularly applies to: • Solvents • Chlorinated cleaning agents • Paints • Adhesives Thermia – 6 086U6297 Rev 1...

  • Page 7: About Your Heat Pump

    The brine obtains energy from the heat source by the fluid temperature in the hose being heated a few degrees by the surrounding heat source. The fluid filled hose is also known as a collector. 086U6297 Thermia – 7 Rev 1...

  • Page 8: Components

    2 .2 Components The Thermia heat pump is a complete heat pump installation for heating and hot water. It has the market’s first compressor developed solely for heat pumps. It has an integrated 180 litre water heater and auxiliary heating. The water heater uses...

  • Page 9: Outdoor And Defroster Function, Atria, Atria Duo

    • When the brine is no longer cooled to temperatures below 11°C the coil is sufficiently defrosted. • The shunt valve closes the flow of hot brine from the defrosting tank. • Operation returns to normal. A Atria, Atria Duo installation consists of three basic units: 1 Heat pump unit • Scroll compressor • Stainless steel heat exchanger • Circulation pumps for brine and heating systems • Valves and safety equipment for cooling systems and corresponding electrical compo- 086U6297 Thermia – 9 Rev 1...

  • Page 10: Auxiliary Heat, Diplomat, Diplomat Duo, Comfort, 230V 1N Atria, Atria Duo

    • Step 3 = ADD.HEAT 1 + ADD.HEAT 2 = 9 kW • Step 4 = ADD.HEAT 2 + ADD.HEAT 3 = 12 kW • Step 5 = ADD.HEAT 1 + ADD.HEAT 2 + ADD.HEAT 3 = 15 kW To calculate the total energy consumption, see the sections 7.8 - 7.9 “Settings - Calculating energy consumption”. In the event of an alarm, the auxiliary heater engages automatically. Thermia – 10 086U6297 Rev 1...

  • Page 11: Water Heater, Diplomat, Comfort

    2 .6 Water heater, Diplomat, Comfort Thermia heat pumps Diplomat, Comfort, are supplied with an integrated 180 litre water hea- ter. Position Name Hot water line Temperature sensors Water heater TWS coil Start temperature sensor Figure 4: Water heater in Diplomat and Comfort .

  • Page 12: Water Heater, Atria, Atria Duo

    2 .7 Water heater, Atria, Atria Duo Thermia Atria is supplied with an integrated 180 litre water heater. Thermia Atria Duo is supp- lied with an external 180 litre water heater positioned to the side of the heat pump. Both hot water heaters require a tank on the outside of the water heater that contains defrosting liq- uid.

  • Page 13: Regulation Information

    Graph showing the set value 40 for CURVE . At outdoor temperatures colder than 0°C, supply water hotter than 40°C is sent out to the heating system and at outdoor temperatures greater than 0°C, supply water cooler than 40°C is sent out. 086U6297 Thermia – 13 Rev 1...
  • Page 14 The relationship of the supply temperature to outdoor temperature will not be affected. The supply temperature will be increased or reduced by the same number of degrees all along the heat curve. I.E. the entire heat curve rises or drops instead of the curve gradient changing. Thermia – 14 086U6297 Rev 1...
  • Page 15 If you have under floor heating and stone tiles, the MIN value should be 22-25°C, even in summer when no heating is required. Also remember that the value for HEATSTOP needs adjusting upwards for summer heating. This is to achieve a comfortable floor temperature. 086U6297 Thermia – 15 Rev 1...
  • Page 16 (latest at start (-660) start (-660) -60) Auxiliary Auxiliary heater heater Compressor Compressor No operation No operation Heat pump operation Figure 10: Starting and stopping heat pump operation based on integral values . Thermia – 16 086U6297 Rev 1...
  • Page 17 The control computer shows the value for DEFR CURVE 0 and DEFR CURVE [value OUTDOOR STOP] by means of a graph in the dis- play. 086U6297 Thermia – 17 Rev 1...
  • Page 18 Graph that shows how the value for DEFR CURVE [OUTDOOR STOP] can be set . These three settings together create the defrosting curve and all three values have an effect on when the defrosting will start. Thermia – 18 086U6297 Rev 1...

  • Page 19: Installation Principle

    Principle solution for a piping installation . Safety valve, 1,5 bar Bleed and expan- sion tank Brine out Strainer Shut-off valve Brine in Filler cock incl. strainer Figure 15: Principle solution for a brine installation . 086U6297 Thermia – 19 Rev 1...

  • Page 20: Comfort

    Principle solution for a piping installation . Safety valve, 1,5 bar Bleed and expan- sion tank Strainer Brine in Filler cock incl. strainer Brine out Shut-off valve Figure 17: Principle solution for a brine installation . Thermia – 20 086U6297 Rev 1...

  • Page 21: Diplomat Duo

    Principle solution for a piping installation . Safety valve, 1,5 bar Bleed and expan- sion tank Brine out Strainer Shut-off valve Brine in Filler cock incl. strainer Figure 19: Principle solution for a brine installation . 086U6297 Thermia – 21 Rev 1...

  • Page 22: Atria

    NOTE! The fluid level in the tank must be above the highest point of the outdoor unit. Shut-off valve Brine out Strainer Filler cock incl. Brine in strainer Figure 21: Principle solution for a brine installation . Thermia – 22 086U6297 Rev 1...

  • Page 23: Atria Duo

    Location of the expansion tank when the outdoor unit is level with the heat pump. Shut-off valve Filler cock Brine flow during defrosting Figure 22: Principle solution for a pipe and brine installation Atria Duo . 086U6297 Thermia – 23 Rev 1...

  • Page 24: Control Computer

    Use the four navigation symbols to navigate the menus and increase or reduce the set values: • A plus sign to scroll upwards or increase the values • A minus sign to scroll downwards or decrease the values • A right arrow to select value or menu • A left pointing arrow to cancel selection or exit menu The display always shows the set ROOM value and the status of the heat pump. The menu, INFORMATION, is opened by pressing the left or right buttons. From INFORMATION one of the four sub-menus can be opened: OPERAT.; HEAT CURVE; TEMPERATURE and OPERAT. TIME. Thermia – 24 086U6297 Rev 1...

  • Page 25: Display

    HOUSE Indicates that the 3-way valve position is for heat production for the house. Indicates that the 3-way valve’s position is for hot water production. CLOCK Indicates that tariff control is active. 086U6297 Thermia – 25 Rev 1...
  • Page 26 Indicates that the additional function EVU is active. This means that the heat pump compressor and addition are off as long as EVU is active. NO DEMAND Indicates that there is no heating production demand. HEAT Thermia – 26 086U6297 Rev 1...
  • Page 27 ADD. HEAT Indicates that there is an auxiliary heater demand. Texts specific to Atria, Atria Duo Appears with applicable heat pump operating status text. Message Meaning DEFROST Indicates the temperature for defrost. 086U6297 Thermia – 27 Rev 1...

  • Page 28: Menus

    Use the up and down buttons to select the desired sub-menu and open the menu by press- ing the right button once. To go back to the display’s starting point, press the left button once. Thermia – 28 086U6297 Rev 1...
  • Page 29 HOT WATER The control computer permits operation By the customer, with heat pump for hot water production if necessary. and auxiliary heat during peak heating charging (legionella function). No heat goes to heating system. 086U6297 Thermia – 29 Rev 1...
  • Page 30 POOL HYSTERESIS The temperature range between start Authorized installer. (Only displayed if and stop for the pool’s heat production. Adjusted for each an Expansion card is installation. installed) Thermia – 30 086U6297 Rev 1...
  • Page 31 Read the section 3 “Regulation informa- the indoor tempera- tion” for more information. ture.) (In operating mode ADD.HEAT the stop temperature for hot water production is shown in brackets, increased by 5°.) 086U6297 Thermia – 31 Rev 1...
  • Page 32 The set point value is shown in brackets. an Expansion card is installed) CURRENT Shows the actual current consumption. Not adjustable (Only displayed if The set value for MAX CURRENT is shown an Expansion card between brackets. is installed) Thermia – 32 086U6297 Rev 1...
  • Page 33 The auxiliary heater is made up of an electric heating element on the supply pipe that has two outputs, ADD.HEAT 1 and ADD.HEAT 2, and can be controlled in three steps. For three phase 400V heat pumps the outputs are in the different steps: • Step 1 = ADD.HEAT 1 = 3 kW • Step 2 = ADD.HEAT 2 = 6 kW • Step 3 = ADD.HEAT 1 + ADD.HEAT 2 = 9 kW For single phase 230V heat pumps the outputs are in the different steps: • Step 1 = ADD.HEAT 1 = 1.5 kW • Step 2 = ADD.HEAT 2 = 3 kW • Step 3 = ADD.HEAT 1 + ADD.HEAT 2 = 4.5 kW 086U6297 Thermia – 33 Rev 1...
  • Page 34 ADD.HEAT 1 (3 kW), ADD.HEAT 2 (6 kW) and ADD.HEAT 3 (6 kW), and can be controlled in five steps: For three phase 400V heat pumps the outputs are in the dif- ferent steps: • Step 1 = ADD.HEAT 1 = 3 kW • Step 2 = ADD.HEAT 2 = 6 kW • Step 3 = ADD.HEAT 1 + ADD.HEAT 2 = 9 kW • Step 4 = ADD.HEAT 2 + ADD.HEAT 3 = 12 kW • Step 5 = ADD.HEAT 1 + ADD.HEAT 2 + ADD.HEAT 3 = 15 kW For single phase 230V heat pumps the additional heat output can be controlled three steps with the following effects: • Step 1 = ADD.HEAT 1 = 1.5 kW • Step 2 = ADD.HEAT 2 = 3 kW • Step 3 = ADD.HEAT 1 + ADD.HEAT 2 = 4.5 kW Thermia – 34 086U6297 Rev 1...
  • Page 35 MANUAL DEFR By using the right-hand arrow and then By the customer, pressing +, defrost can be started manu- if necessary. ally. During defrosting heated brine (+20°C) is circulated to the outdoor unit for 10 minutes. 086U6297 Thermia – 35 Rev 1...

  • Page 36: Trimming The Heating System

    When the reference room has an even temperature of 20-21°C over a 24 hour period, you can adjust the radiator valves in the other rooms so that their indoor temperatures are the same temperature or lower than the reference room. Thermia – 36 086U6297 Rev 1...

  • Page 37: Instructions

    1 Press either the right or left button once to open the INFORMATION menu. The cursor is in the OPERAT. menu option. Press the down button to move the cursor to the HEATCURVE menu option. Open the menu by pressing the right button once.. The cursor is at CURVE. 086U6297 Thermia – 37 Rev 1...

  • Page 38: Adjusting A Specific Part Of The Heat Curve

    Open your selection by pressing the right button once. The text row HEATSTOP is marked. Raise or reduce the value with the up or down buttons. Press the left button three times to exit the menu. Thermia – 38 086U6297 Rev 1...

  • Page 39: Reading Off Temperatures

    The indicated outputs include circulation pumps. Diplomat, Diplomat Duo Under floor 1.13 kW 1.59 kW 2.00 kW 2.55 kW 2.90 kW 4.31 kW heating Radiators 1.39 kW 1.88 kW 2.36 kW 3.03 kW 3.43 kW 5.11 kW 086U6297 Thermia – 39 Rev 1...

  • Page 40: Calculating Energy Consumption, Atria, Atria Duo

    Press the down button to move the cursor to the OPERAT.TIME menu option. Open the menu by pressing the right button once. Note how many hours the following values have: HEAT PUMP, ADD.HEAT 1, ADD.HEAT 2 and ADD.HEAT 3. Thermia – 40 086U6297 Rev 1...

  • Page 41: Manual Defrost, Atria, Atria Duo

    Open the menu by pressing the right button once. 4 Press the down button to move the cursor to the MANUAL DEFROST menu option. Press the right button once. Press the up button once to start defrost. Press the left button three times to exit the menu. 086U6297 Thermia – 41 Rev 1...

  • Page 42: Regular Checks

    The brine circuit must be filled with the correct amount of fluid otherwise the installation may become damaged. The brine must be topped up when the level drops so that it is no longer visible in the expansion tank. Thermia – 42 086U6297 Rev 1...

  • Page 43: Checking The Water Level In The Heating System

    Do not use any additives for water treatment in the heating system’s water! ⚠ The closed expansion tank contains an air filled bladder that absorbs variations in the heating system’s volume. Under no circumstances may it be emptied of air. 086U6297 Thermia – 43 Rev 1...

  • Page 44: Checking The Safety Valve

    NOTE! Have a cloth to hand when opening the strainer cover as a small amount of water usu- ally escapes. To clean the strainer: Switch off the heat pump. Turn the shut-off cock to the closed position (see figure above). Unscrew the cover and remove it. Remove the strainer. Thermia – 44 086U6297 Rev 1...

  • Page 45: Cleaning The Strainer For The Brine Circuit

    Check that the o-ring on the cover is not damaged. Screw the cover back into place. 10 Turn both shut-off cocks to the open position. 11 Reinstall the insulation around the filler cock. 12 Start the heat pump. 086U6297 Thermia – 45 Rev 1...

  • Page 46: Accessories

    In the event of a surplus of heat the conditions are the opposite: ROOM Increased room Actual room Set point for FACTOR temperature, °C temperature, °C supply line, °C • The room sensor’s display shows the actual indoor temperature in normal mode. • To display the outdoor temperature press the up and down buttons at the same time. • To set the desired indoor temperature press either the up or down button. • If the heat pump has an active alarm the text AL appears in the display. Thermia – 46 086U6297 Rev 1...

  • Page 47: Troubleshooting

    Everything stops except the installer circulation pump for the hea- ting system. SENSOR Return sensor fault. Electrical fault. Contact your RETURN installer SENSOR HOT Fault in the hot water sensor. Electrical fault. Contact your WATER No hot water production. installer 086U6297 Thermia – 47 Rev 1...
  • Page 48 BRINEFLOW The flow switch was not active Brine’s flow is low. Contact your during the latest start. The installer compressor stops and there is no hot water production. Thermia – 48 086U6297 Rev 1...

  • Page 49: Terms And Abbreviations

    The integral value is automatically established when the heating system is in use. The value of the integral can be viewed in the display under the sub- menu TEMPERATURE. Radiator Heater element, element. 086U6297 Thermia – 49 Rev 1...

  • Page 50: Default Settings In The Control Computer

    This will make it easier for you when you make your own adjustments. Setting Factory setting Any customer specific settings ROOM 20°C OPERATION AUTO CURVE 40°C 10°C 55°C CURVE 5 0°C CURVE 0 0°C CURVE -5 0°C HEATSTOP 17°C Thermia – 50 086U6297 Rev 1...

  • Page 51: References

    Manual test carried out □ Noise check • Customer information □ Control computer, menus, maintenance instructions □ Checking and filling, heating system □ Alarm information □ Function test safety valve □ Strainers, cleaning □ Trimming information □ Warranties 086U6297 Thermia – 51 Rev 1...

  • Page 52: Installation Carried Out By

    Tel. No............Thermia – 52...

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DiplomatComfortDiplomat duoAtriaAtria duo

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