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Summary of Contents for Rinnai A Series
- Page 1 MODEL EHPT250VM A Series - Heat Pump Hot Water System Operation & Installation Manual...
- Page 2 For continued safety of this appliance it must be installed and maintained in accordance with the manufacturer’s instructions. Standard: AS/NZS 2712:2007 Standard: AS3498:2020 Licence Number: SMK41304 Licence Number: WMK26787 SAI Global SAI Global Rinnai EHPT250VM - A Series Heat Pump OIM - Issue 2...
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Page 3: Table Of Contents
Electrical Tests ����������������������������������������������������������������������������������������������������������������������������������������������� 22 Filling the System ������������������������������������������������������������������������������������������������������������������������������������������� 22 Commissioning and Finishing the Installation �������������������������������������������������������������������������������������������� 22 Controller Layout ������������������������������������������������������������������������������������������������������������������������������������������ 23 Operating Functions �������������������������������������������������������������������������������������������������������������������������������������� 24 Wi-Fi Connection �������������������������������������������������������������������������������������������������������������������������������������������� 26 Contacts Rinnai EHPT250VM - A Series Heat Pump OIM - Issue 2... -
Page 4: 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 5: Transport And Storage Of Appliance
FROM VERTICAL The Rinnai Electric Heat Pump must be transported at an angle no greater that 45º from vertical. As the compressor unit is located at the top of the electric heat pump, should the heat pump be tilted at a greater angle than 45º from vertical, the lubrication oil within the compressor can run down into the mufflers. -
Page 6: 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 EHPT250VM - A Series Heat Pump OIM - Issue 2... -
Page 7: Operating Principle
DO NOT tamper with or remove safety devices. DO NOT operate the water heater unless all safety devices are fitted and in working order. WARNING DO NOT block or seal the PTR Valve and drain pipe. Rinnai EHPT250VM - A Series Heat Pump OIM - Issue 2... -
Page 8: Excessive Discharge From 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 it does not, please contact Rinnai. Operate the easing gear regularly to remove any lime deposits and to verify that it is not blocked. -
Page 9: Hydrogen Gas
DO NOT drill, screw or fix any ancillary items to the of the tank. This product is fitted with a high efficiency heat exchanger attached to the inner cylinder, anything penetrating the outer skin of the tank may damage the heat exchanger. WARNING Rinnai EHPT250VM - A Series Heat Pump OIM - Issue 2... -
Page 10: 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 11: Fault Codes
Return air temperature sensor High compressor current Exhaust temperature sensor Low compressor current Low pressure protection Communication fail Hot water temperature sensor Rinnai EHPT250VM - A Series Heat Pump OIM - Issue 2... -
Page 12: Specifications
R134a / 1 kg Refrigerant Circuit Maximum Pressure 2700 kPa Coefficient Of 32.6°C Ambient Performance (COP) 21.1°C cold water inlet 32.6°C Ambient Heat Output 3.1 kW 21.1°C cold water inlet Rinnai EHPT250VM - A Series Heat Pump OIM - Issue 2... -
Page 13: Dimensions
2140 Hot Outlet / PTR (A) 1445 Cold water inlet (B) Cylinder diameter All Dimensions in mm Condensate Drain Outlet PTR Valve Water Outlet Water Inlet Drain Outlet Diameter Rinnai EHPT250VM - A Series Heat Pump OIM - Issue 2... -
Page 14: Clearances
Also allow 300mm clearance at the front of the unit for control access and service. 150mm 600mm 200mm 300mm 200mm 600mm Model EHPT250VM Min Clearance Height H1 (mm) Rinnai EHPT250VM - A Series Heat Pump OIM - Issue 2... -
Page 15: Installation
MUST be installed with a safe tray (overflow tray) at least 50mm larger than the diameter of the water heater and drain in accordance with AS 3500.4. Ensure the storage cylinder DOES NOT stand on wet surfaces. Max 2° Rinnai EHPT250VM - A Series Heat Pump OIM - Issue 2... -
Page 16: Water Supply
To comply with these requirements, a temperature limiting device, such as a thermostatic mixing or tempering valve, will be required on hot water systems. Rinnai EHPT250VM - A Series Heat Pump OIM - Issue 2... -
Page 17: Valves And Fittings
Tilting the heat pump beyond 45º from vertical will also place undue strain on compressor motor mounts and Never tilt unit more than 45˚ from vertical associated piping. Rinnai EHPT250VM - A Series Heat Pump OIM - Issue 2... -
Page 18: Positioning The Heat Pump
An ECV MUST be fitted in Western Australia and South Australia to the cold water supply to the storage cylinder to comply with local regulations. An ECV is recommended in all other geographical areas where the water supply has a tendency to cause scaling. Rinnai EHPT250VM - A Series Heat Pump OIM - Issue 2... -
Page 19: Connect Cold / Hot Water Supply
Each pipe MUST be open to atmosphere and run with a continual downward grade in a frost free environment to a visible discharge point. Drain lines MUST not exceed 9 meters in length. Valves or other restrictions MUST NOT be placed in the relief valve drain outlet line. Rinnai EHPT250VM - A Series Heat Pump OIM - Issue 2... -
Page 20: Typical Plumbing Layout
MUST be incorporated in the fixed wiring in accordance with the wiring rules. A Residual Current Circuit Breaker is recommended for the power supply to this appliance (this may be a mandatory requirements in some states or jurisdictions). Rinnai EHPT250VM - A Series Heat Pump OIM - Issue 2... -
Page 21: Wiring Schematic
Alternatively loop the cord (2) so that any water is not directed to the the power socket. 1. Mount socket outlet higher than cord outlet 2. Loop applance cord WIRING SCHEMATIC Rinnai EHPT250VM - A Series Heat Pump OIM - Issue 2... -
Page 22: Electrical Tests
DO NOT drill, screw or fix any ancillary items to the of the tank. This product is fitted with a high efficiency heat exchanger attached to the inner cylinder, anything penetrating the outer skin of the tank may damage the heat exchanger. WARNING Rinnai EHPT250VM - A Series Heat Pump OIM - Issue 2... -
Page 23: Controller Layout
TIMER LOCK Temperature Temperature Function Power On/Off Mode / Lock Timer Settings Down When the unit is powered on, all the symbols will be displayed for approximately 2 seconds. Rinnai EHPT250VM - A Series Heat Pump OIM - Issue 2... -
Page 24: Operating Functions
Then press the “SET” key to save the timer setting. Cancel timing • When the timer is active, press the “TIMER” key once to cancel the timing. Rinnai EHPT250VM - A Series Heat Pump OIM - Issue 2... - Page 25 During operation, enter the sequence “[ ▲ ] - [ ▼ ] - [ ▲ ] - [ ▼ ] - [ ▲ ] - [ ▼ ]“ within 5 seconds to initiate forced defrosting. Rinnai EHPT250VM - A Series Heat Pump OIM - Issue 2...
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Page 26: Wi-Fi Connection
Wi-Fi connecting is available for 3 minutes. You will need to repeat step 5 if the icon stops flashing during the connection NOTE Connect to the SmartLife App as follows: i) Search for Device ii) Add Found Device iii) Connect to Wi-Fi Rinnai EHPT250VM - A Series Heat Pump OIM - Issue 2... - Page 27 Control the Heat Pump with the App The main controls for the App are laid out as follows on the App. Adjust Temp Setting Turn Select Timer / On/Off Mode Check Operation Rinnai EHPT250VM - A Series Heat Pump OIM - Issue 2...
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Page 28: Contacts
Help Line. Rinnai recommends that this appliance be serviced every 3 years. With our policy of continuous improvement, we reserve the right to change, or discontinue at any time, specifications or designs without notice. S112780 EHPT250VM - A Series Heat Pump OIM - Issue 2 June 2024...
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