Rinnai CHP020 Customer Operation & Installation Manual

Commercial air to water heat pump

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Commercial Air to Water Heat Pump
Operation & Installation Manual
MODELS
CHP020
CHP040

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Summary of Contents for Rinnai CHP020

  • Page 1 MODELS CHP020 CHP040 Commercial Air to Water Heat Pump Operation & Installation Manual...
  • Page 2 Congratulations on the purchase of your Rinnai appliance. We trust you will have many years of comfort and enjoyment from your appliance. BEFORE USING THIS APPLIANCE Before proceeding with the operation or installation read this manual thoroughly and gain a full IMPORTANT understanding of the appliance, to ensure safe and correct use.
  • Page 3: Table Of Contents

    Connect the PTR Valve ..........................21 Plumbing Connections ..........................21 Equal Flow Principle ............................22 Typical Installations ............................23 Connect Cold / Hot Water Supply ......................... 24 Electrical Tests ............................... 24 Conducting Insulation (Megger) Tests ����������������������������������������������������������������������������������������������������� 24 Rinnai Commercial Heat Pump OIM...
  • Page 4 Icons �������������������������������������������������������������������������������������������������������������������������������������������������������� 27 Operation ������������������������������������������������������������������������������������������������������������������������������������������������ 28 Applica App ..............................28 Alarm Codes & Troubleshooting ........................31 Commissioning Log & Checklist ........................32 BMS Setting ..............................33 Menu steps ..............................34 Registry Information ............................35 Contact Rinnai Commercial Heat Pump OIM...
  • Page 5: Warnings And Important Information

    For safety and warranty purposes, appliances that may be damaged or incorrect MUST NOT be installed or operated under any circumstances. Installation of damaged or incorrect appliances may contravene local government regulations. Rinnai disclaims any liability or responsibility whatsoever in relation to the installation or operation of damaged or incorrect appliances.
  • Page 6: Transport And Storage Of Appliance

    As a general good practice it is better to keep the compressor upright as much as possible to avoid any risks. Returning the Rinnai Electric Heat Pump to a vertical position will not allow the oil to properly flow back into the compressor motor.
  • Page 7: Scald Hazards

    NEVER…. Leave a toddler in the care of another child. They may not understand the need to have the water temperature set at a safe level. Rinnai Commercial Heat Pump OIM...
  • Page 8: Operation Principle

    We recommend and it may also be required by regulations that an approved temperature limiting device be fitted into the hot water pipework to the bathroom and ensuite when this water heater is installed. This will reduce the risk of scald injury and still allow hotter water to the kitchen and laundry. Rinnai Commercial Heat Pump OIM...
  • Page 9: Safety Devices

    If the valve leaks continuously, try easing the valve gear for a few seconds. This may dislodge any foreign matter and alleviate the problem. If this does not alleviate the problem contact Rinnai. Operate the easing gear regularly to remove any lime deposits and to verify that it is not blocked.
  • Page 10: Hydrogen Gas

    Operate the easing gear of the PTR and the ECV if fitted as described in the section ‘Safety Devices’ on page 9. The overflow tray (supplied by installer) and drain underneath the storage cylinder (if fitted) should be periodically checked to ensure there are no blockages. Rinnai Commercial Heat Pump OIM...
  • Page 11: Save A Service Call

    SAVE A SERVICE CALL Rinnai’s servicing network personnel are fully trained and equipped to give the best service on your Rinnai appliance. If your appliance needs service, ring one of the service contact numbers on the back of this booklet.
  • Page 12 HEAT PUMP ERROR INDICATOR This will appear if an error is detected with the heat pump operation, Red alarm code is showing on please call Rinnai for assistance if this should occur. the Display Rinnai Commercial Heat Pump OIM...
  • Page 13: Specifications

    SPECIFICATIONS SPECIFICATIONS SYSTEM SPECIFICATIONS Model CHP020 CHP040 Voltage/Phase 400-415V/3Ph+N/50Hz Heating Capacity 20.0 39.5 Power Input 4.25 4.10 18.5 Maximum Input Power 17.5 40.0 Maximum Input Current Recommended Circuit Breaker Rating Recommended Conductor Cross- sectional Area WaterMark Certified Operating Range (ambient) °C...
  • Page 14: Dimensions

    Side Discharge 1442 2050 2100 1011 Top Discharge Unit WATER OUTLET CHP020: R 1 1/4 MBSP CHP040: R 2 MBSP WATER INLET CHP020: R 1 1/4 MBSP CHP040: R 2 MBSP Side Discharge Unit WATER OUTLET CHP020: R 1 1/4 MBSP...
  • Page 15: Clearances

    SPECIFICATIONS CLEARANCES Description Dimension(mm) Model Version Top Discharge 1000 1500 CHP020 Side Discharge 1000 1500 Top Discharge 1000 1800 CHP040 Side Discharge 1000 1800 Top Discharge Unit Coil Side Side Discharge Unit Rinnai Commercial Heat Pump OIM...
  • Page 16: Unit Main Components Overview

    High Pressure Transducer (0-30Bar) High Pressure Switch Electronic Expansion Valve Switchboard Liquid Receiver Plate Heat Exchanger Evaporator Coil Water Pump Ball Valve - Water Inlet Ball Valve - Water Outlet Non-return Valve Water Inlet Bush Water Outlet Bush Rinnai Commercial Heat Pump OIM...
  • Page 17: Main Electric Components In Switchboard

    Breaker - Fan Breaker - Controller 3 - Phase Fail Relay Contactor - Compressor Electronic Overload Transformer Terminals - Pump, Fan Relay - Water Pump Terminals - Tank Sensor Main Controller Fan Speed Controller User Interface Rinnai Commercial Heat Pump OIM...
  • Page 18: Installation

    Where property damage can occur as a result of water leakage, the water heater MUST be installed with a safe tray (overflow tray) and drain. Construction, installation and draining of the safe tray MUST comply with local regulatory requirements and. AS/NZS 3500.4 also requires the use of a safe tray for particular situations. Rinnai Commercial Heat Pump OIM...
  • Page 19: Water Supply

    Cold water supply and hot water discharge pipework to and from the storage tank. This pipework MUST be insulated as specified in AS/NZS3500.4. • An approved pressure limiting valve is required if the maximum rated water supply pressure on page 13 is exceeded. • Tempering valve(s) or thermostatic mixing valve. Rinnai Commercial Heat Pump OIM...
  • Page 20: Positioning The Heat Pump

    M10 foot bolts to firmly secure the unit. • A properly drained overflow tray MUST be used where property damage could occur from water spillage. (See AS/NZS3500.4.2 for further details.) INSTALLATION DIMENSIONS 6-Ø 12 Inlet/Outlet R1 ¼” MBSP CHP020 Installation Dimension Rinnai Commercial Heat Pump OIM...
  • Page 21: Connect The Ptr Valve

    “System Specifications” on page 13. If this specification is exceeded, please consult Rinnai before installation. Up to ten storage tanks can be manifolded together in water loop. The storage tanks must be of the same model.
  • Page 22: Equal Flow Principle

    Inlet and outlet water isolation valves should be installed at each heat pump to enable each heat pump to be individually isolated for servicing. It is strongly recommend to install a suitable strainer in the inlet pipe for each heat pump. Minimum Pipe Sizing CHP020 CHP040 No. of Heat Pumps in Parallel No. of Heat Pumps in Parallel...
  • Page 23: Typical Installations

    INSTALLATION TYPICAL INSTALLATIONS Commercial Heat Pump Standard Installation with Re-circulation ELEVATION VIEW PLAN VIEW Commercial Heat Pump Standard Installation with Storage & Electric Boost ELEVATION VIEW PLAN VIEW Rinnai Commercial Heat Pump OIM...
  • Page 24: Connect Cold / Hot Water Supply

    Connect all ACTIVE and NEUTRAL wires in accordance with the wiring diagram. Ensure the incoming EARTH wire is securely fixed to the earth post. Rinnai Commercial Heat Pump OIM...
  • Page 25: Primary Pump

    SWITCH ON all breaks in the switchboard. The heat pump will start to heat up tanks automatically unless the ambient temperature is below the ambient sensor set point, in which case the auxiliary booster will operate, if installed. Rinnai Commercial Heat Pump OIM...
  • Page 26: Finishing The Installation

    Explain to the responsible officer the need to drain the heat pump if freezing conditions are likely and power is likely to be shut off. Also explain to the responsible officer the importance of carrying out maintenance in accordance with this manual. Leave this manual with the responsible officer. Rinnai Commercial Heat Pump OIM...
  • Page 27: User Terminal

    On the bottom row, when the unit is on, the tank water temperature; when the unit is off, it shows ‘OFF’. The user terminal only provides access to the basic configuration parameters, such as set point and switching unit on and off. Rinnai Commercial Heat Pump OIM...
  • Page 28: Operation

    CAREL ‘Applica’ App to do commission appliance instead of using the above user terminal. • iOS user – please download from App Store • Android user – please download from Google Play Rinnai Commercial Heat Pump OIM...
  • Page 29 Click “Bluetooth” to find Pair the unit with your connection, this step may to connect. Each Heat your Heat Pump ID. phone last 2 minutes. Please keep Pump has its own ID. your phone accessible to Internet. Rinnai Commercial Heat Pump OIM...
  • Page 30 Access the Service menu by clicking the icon at the bottom right • Click “Commands”--> Change set point • After complete changing, go back to the main display, access the menu on the command bar at the top left, select ‘Disconnect’ to disconnect and save parameters. Rinnai Commercial Heat Pump OIM...
  • Page 31: Alarm Codes & Troubleshooting

    Compressor maintenance book maintenance. This alarm doesn’t affect your heat pump operation. Remind user to check component operation status. Call your installer to Fan maintenance book maintenance. This alarm doesn’t affect your heat pump operation. Rinnai Commercial Heat Pump OIM...
  • Page 32: Commissioning Log & Checklist

    Incorrect operation If you have answered NO to any of the above, you must check and correct before appliance hand-over to customer. Check water in/out temperature, fan speed, EXV opening. Check HP, LP, suction temperature. Rinnai Commercial Heat Pump OIM...
  • Page 33: Bms Setting

    BMS settings: 0= 8-NONE-1; 1= 8-NONE-2; 2= 8-EVEN-1; 3= 8-EVEN-2; 4= 8-ODD-1; 5= 8-ODD-2 Hd07 BMS: supervisor database 0= 32bit; 1= 16bit Change above parameters through the user terminal. Please refer to the section “User Terminal” on page 27“ for user terminal introduction. Rinnai Commercial Heat Pump OIM...
  • Page 34: Menu Steps

    9. Press the down arrow till Hd02. Press PRG: the value flashes; press UP/DOWN to change the value. Press PRG to confirm. Hold PRG for 3 seconds and release to go back to the main display Hd02 – BMS: Settings Rinnai Commercial Heat Pump OIM...
  • Page 35: Registry Information

    Alarm 27: Low pressure transducer - failure BOOL Alarm 29: Low pressure switch open BOOL Alarm 30: Reversed phase of power supply or compressor overload BOOL Alarm 32: Compressor maintenance BOOL Alarm 34: Fan maintenance BOOL Rinnai Commercial Heat Pump OIM...
  • Page 36: Contact

    (National calls from public phones in Australia are free.) For further information visit www.rinnai.com.au or email enquiry@rinnai.com.au Rinnai has a Service and Spare Parts network with personnel who are fully trained and equipped to give the best service on your Rinnai appliance. If your appliance requires service, please call our National Help Line.

This manual is also suitable for:

Chp040

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