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Operation / Installation Manual
Rinnai Split Heat Pump Water Heater
Model: EHP32-HPST265
This appliance must be installed in accordance with:
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Table of Contents
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Summary of Contents for Rinnai EHP32-HPST265
- Page 1 Operation / Installation Manual Rinnai Split Heat Pump Water Heater Model: EHP32-HPST265 This appliance must be installed in accordance with: ‡ 0DQXIDFWXUHU¶V ,QVWDOODWLRQ ,QVWUXFWLRQV ‡ &XUUHQW $61=6 $61=6 ‡ /RFDO 5HJXODWLRQV DQG 0XQLFLSDO %XLOGLQJ &RGHV 7KLV DSSOLDQFH PXVW EH LQVWDOOHG FRPPLVVLRQHG DQG VHUYLFHG E\ DQ $XWKRULVHG...
- Page 2 INTENTIONALLY BLANK Rinnai Australia Operation & Installation Manual...
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Page 3: Table Of Contents
DIMENSIONS & CLEARANCES..........................9 INSTALLATION GENERAL....................... 10 LOCATION................................10 WATER QUALITY..............................11 STORAGE TEMPERATURE ..........................11 SANITARY FIXTURES DELIVERY TEMPERATURE ................... 11 FITTINGS, VALVES & PIPES..........................12 INSTALLATION PROCEDURE ....................13 WARRANTY..........................17 CONTACT INFORMATION ....................... 20 Rinnai Australia Operation Manual... - Page 4 INTENTIONALLY BLANK Rinnai Australia Operation & Installation Manual...
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Page 5: Important Information & Warnings
Care should be taken not to touch the pipe work as it may be HOT! The pipes between the heat pump and storage cylinder MUST BE copper, or alternative material pipes that may be supplied by Rinnai. Plastic pipe is NOT suited to the water temperatures and pressures that may occur in the system. -
Page 6: Scalds 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 Australia Operation & Installation Manual... -
Page 7: Operation Principle
Because of this, less electricity is needed to heat the water. The Rinnai split system comprises a separate heat pump module and water storage tank. The heat pump unit includes a circulation pump which draws water from the storage tank and returns it to the tank at a higher temperature. -
Page 8: 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 9: Turning 'Off' The Water Heating System
Operate the easing gear of the P&TR as described under “SAFETY DEVICES” - “Pressure & Temperature Relief (P&TR) Valve” on page 4 and the easing gear of the ECV as described under “EXCESSIVE DISCHARGE FROM SAFETY DEVICES” - “Expansion Control Valve (ECV) - if fitted” on page 4. Rinnai Australia Operation & Installation Manual... -
Page 10: Servicing & Repair
SERVICING & REPAIR 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. The pressure and temperature relief valve and expansion control valve (if fitted) must be replaced by an authorised person at intervals not exceeding 5 years or more frequently in areas where the water is classified as scaling water. - Page 11 Heat Pump Ices Up Problem Remedy Defrosting function • The heat pump has a built in defrosting function which may operate and remove any ice. Rinnai Australia Operation & Installation Manual...
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Page 12: Specifications & Dimensions
SPECIFICATIONS & DIMENSIONS SYSTEM SPECIFICATIONS Rinnai Split Heat Pump Water Heater model: EHP32-HPST265 Connections Storage Cylinder - Cold inlet ISO 7.1 ¾” RP Storage Cylinder - Hot Outlet ISO 7.1 ¾” RP Storage cylinder – return from heat pump module ISO 7.1 ¾”... -
Page 13: Dimensions & Clearances
SPECIFICATIONS & DIMENSIONS DIMENSIONS & CLEARANCES Rinnai Australia Operation & Installation Manual... -
Page 14: Installation General
Extension leads and power boards MUST NOT be used. The storage cylinder MUST BE positioned close enough to the heat pump to ensure that the connecting pipe lengths DO NOT exceed 4 metres per pipe. Rinnai Australia Operation & Installation Manual... -
Page 15: Water Quality
Installers should explain to customers the merits of limiting the temperature of water supplied to areas used primarily for personal hygiene for installations which are not classified as 'new'. Install temperature limiting devices in accordance with the instructions provided by the manufacturer. Rinnai Australia Operation & Installation Manual... -
Page 16: Fittings, Valves & Pipes
12mm are used. If drilling is required take extreme care not to penetrate the inner cylinder. Damage to the inner cylinder is not covered under warranty. Rinnai Australia Operation & Installation Manual... -
Page 17: Installation Procedure
Cold Isolation valves should be fitted between the storage cylinder Water Intlet and heat pump so the heat pump can be drained without the cylinder being drained as shown in Fig. 3. Fig. 3 Rinnai Australia Operation & Installation Manual... - Page 18 Fig. 4 to do so will lead to malfunction or lack of hot water and is not IMPORTANT covered by Rinnai warranty. 7. Connect Drain Lines to the P&TR and ECV • Independent 15mm copper pipes must be fitted to the drain outlets of the P&TR and ECV. Each pipe must be open to atmosphere and run with a continual downward grade in a frost free environment to a visible discharge point.
- Page 19 Explain to the householder the need to drain the heat pump if freezing conditions are likely and power is likely to be shut off. • Also explain to the householder the importance of carrying out Maintenance in accordance with this manual. • Leave this Manual with the householder. Rinnai Australia Operation & Installation Manual...
- Page 20 Open a hot tap to relieve pressure • Disconnect the hot outlet near the top of the storage cylinder • Disconnect the cold inlet near the bottom of the storage cylinder. • The system will now drain completely. Rinnai Australia Operation & Installation Manual...
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Page 21: Warranty
Water heater(s) used in commercial or industrial heating processes. Water heater(s) used in hydronic space heating installations. Any application that uses Rinnai water heater(s) in conjunction with building flow and return systems. Water heater(s) installed as component(s) of centralised bulk hot water system(s). - Page 22 Table B Warranty Exclusions (All Hot Water Systems) The following exclusions apply to all Rinnai water heating systems. They may cause the warranty to become void and will result in a service charge and costs of parts (if required): Accidental damage and acts of God.
- Page 23 WARRANTY Rinnai Australia Operation & Installation Manual...
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Page 24: Contact Information
Hot Water Service Line Tel: 1800 000 340 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 Hot Water Service Line.