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Summary of Contents for AquaMAX HP325-36-1B Series
- Page 1 Owner’s Guide Installation Instructions Air Sourced Heat Pump Water Heater HP325-36-1B Series This water heater must be installed and serviced by a qualified person. Please leave this guide with the householder.
- Page 2 Trade Marks ® Registered trademark of Aquamax Australia Pty Ltd. or Rheem Australia Pty. Ltd. ™ Trademark of Aquamax Australia Pty Ltd or Rheem Australia Pty Ltd. Note: Every care has been taken to ensure accuracy in preparation of this publication. No liability can be...
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Page 3: Table Of Contents
CONTENTS Householder: Read the section “About Your Water Heater” (pages 3 to 15). The “Installation” section is intended for the installer but may be of interest. ABOUT YOUR WATER HEATER ........................3 Model Type ..............................3 Timer Control ..............................4 Turning On the Water Heater ........................ -
Page 4: About Your Water Heater
HP325-36-1B and is recommended for connection to a minimum 16 hour per day power supply. An Aquamax heat pump water heater consumes less energy than an electric water heater. The impact on an electricity account will depend on the tariff arrangement of the water heater replaced and where you live. -
Page 5: Timer Control
Aquamax recommends, and it may also be required by regulations, that a secondary device such as an approved temperature limiting device or anti-scald water shut off valve be fitted into the hot water pipe work to the bathroom(s) and ensuite(s) if persons living in the house require additional safety protection from potential scalding. -
Page 6: To Turn Off The Water Heater
Phone Aquamax Service or their nearest Accredited Service Agent to arrange for an inspection. The Aquamax warranty may not cover faults if relief valves or other safety devices are tampered with or if the installation is not in accordance with these instructions. -
Page 7: Periodic Maintenance
Service Agent. Note: The five year service and routine replacement of any components, such as the anode and relief valves, are not included in the Aquamax warranty. A charge will be made for this work. Major five year service actions: Replace pressure temperature relief valve. - Page 8 If water does not flow freely from the drain line when the lever is lifted, then the water heater must be checked. Phone Aquamax Service or their nearest Accredited Service Agent to arrange for an inspection. The pressure temperature relief valve should be replaced at intervals not exceeding 5 years, or more frequently in areas where there is a high incidence of water deposits (refer to “Water Chemistry”...
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Page 9: Water Chemistry
7 for safe dissipation of the hydrogen gas build up inside the storage cylinder. It must be noted that in areas where the TDS exceeds 600 mg/Litre, the Aquamax warranty will not cover resultant faults on components including the storage cylinder that fail due to the bad water conditions even... - Page 10 Where the pH is less than 6.0 or greater than 9.5, the Aquamax warranty does not apply to the water heater. pH is a measure of whether the water is alkaline or acid. In an acidic water supply, the water can attack stainless steel parts and cause them to fail.
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Page 11: Troubleshooting
Troubleshooting Check the items below before making a service call. If the water heater is within the warranty period you will be charged for attending to any condition or fault that is not related to manufacture or failure of a part. For warranty terms and conditions (refer to “Warranty”... - Page 12 If a series of two (2) red flashes occur, the heat pump will not switch to backup heating mode. Phone Aquamax Service or their nearest Accredited Service Agent to arrange for an inspection. If a single flash or a series of three (3) to nine (9) red flashes occurs, the water heater will switch to backup heating mode to ensure a supply of hot water (refer to “Backup heating mode and series of red...
- Page 13 Refer also to “Thermal cut out activated” on page 11 and to “Heat pump fault condition” on page 11. If the green LED is off and one of these conditions is not the cause, phone Aquamax Service or their nearest Accredited Service Agent to arrange for an inspection.
- Page 14 Heavy flows of hot water until the water heater is cold - then stops until water reheats The water heater must be switched off at the isolating switch or switchboard. Phone Aquamax Service or their nearest Accredited Service Agent to arrange for an inspection.
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Page 15: Operating Mode Monitor Led Indication
Operating Mode Monitor LED Indication An operating mode monitor is located on the front of the heat pump module and houses a green and a red LED. The green LED, marked “HEAT PUMP or BOOST”, indicates the current operating mode of the heat pump water heater and the red LED, marked “RESET or SERVICE”, indicates a fault mode. - Page 16 Possible fault condition There may be a fault condition with the water heater if either: there is power available at the water heater and the green LED is off, and the water heater has not operated outside the heat pump‟s operating range. ...
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Page 17: Installation
INSTALLATION Installation Overview This water heater must be installed by a qualified person in accordance with the installation instructions. The installation must comply with the requirements of AS/NZS 3500.4, AS/NZS 3000 and all local codes and regulatory authority requirements. This heat pump water heater is comprised of the following components: Storage cylinder. -
Page 18: Water Supplies
Victorian Installers Notice to Victorian Installers from the Victorian Plumbing Industry Commission if this water heater is installed in a new Class 1 dwelling in the State of Victoria. The system model number is to be recorded on the Certificate of Compliance. It is also a requirement to provide the householder with permanent documentation recording the system model number exactly as it is shown in the „List of systems capable of complying with the regulations‟... -
Page 19: Installation - Components
INSTALLATION – COMPONENTS This section details the installation of the storage cylinder and heat pump module. To install the water heater plumbing refer to the “Installation – Plumbing & Plumbing Connections” section on page 20. Water Heater Location This water heater is suitable for outdoor installation only. The water heater should be installed close to the most frequently used outlet and its position chosen with noise, safety and service in mind. - Page 20 Heat Pump Module The heat pump module is shipped in a box containing two hand holes to facilitate easy handling and lifting. The heat pump module is to be mounted against the side of the storage tank and must be fully supported by the level slab or solid base.
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Page 21: Installation - Plumbing & Plumbing Connections
Use thread sealing tape or an approved thread sealant on all fittings (never use hemp). All Aquamax storage cylinder water fittings have a plastic liner fitted. These liners must be in place for the water heater to function properly. - Page 22 Do not use a wrench on the valve body – use a spanner on the spanner flats. A copper drain line must be fitted to the PTR valve (refer to “Relief Valve Drain(s)” on page 21). The valve must be insulated with closed cell polymer insulation or similar (minimum thickness 9 mm) and the insulation installed so as not to impede the operation of the valve.
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Page 23: General Plumbing Arrangement & Plumbing Diagrams
If the storage cylinder is damaged as a result of attaching pipe clips or saddles to the jacket, any resultant faults will not be covered by the Aquamax warranty. General Plumbing Arrangement & Plumbing Diagrams Two Temperature Zones Using a Temperature Limiting Device This water heater can deliver water at temperatures which can cause scalding. -
Page 24: Circulated Hot Water Flow & Return Systems
(booster) water heater connected to the hot water flow and return line and supplied from the heat pump water heater. Aquamax EM50 model water heaters are suitable for use as the secondary water heater provided it has been determined that hot water demand can be met (the secondary water heater has been suitably sized) and the EM50 thermostat has been set to 70°C to meet the requirements of... -
Page 25: Installation - Electrical & Electrical Connections
INSTALLATION – ELECTRICAL & ELECTRICAL CONNECTIONS Heat Pump Electrical & Electrical Connections Warning: The power supply to the water heater must not be switched on until the water heater is filled with water and a satisfactory megger reading is obtained. Megger Reading When a megger test is conducted on this water heater, then the following should be noted. -
Page 26: Wiring Diagram
Timer A timer can be installed in the electrical circuit to the water heater. The timer must be weatherproof if it is installed outdoors. It may be desirable for the water heater not to operate between certain hours, such as during the peak period when connected to a Time of Use electricity supply due to a more expensive tariff rate applying. -
Page 27: Commissioning
COMMISSIONING After installation and before commissioning the water heater the following pre commissioning procedure must be performed: Check to ensure that all wiring links and electrical connections are secure and tight. To ensure the over temperature and energy cut out is set, press and release the black reset button on the booster thermostat (refer to diagram in “Booster Thermostat Adjustment”... -
Page 28: Draining The Water Heater
Diagnostic Features of the Heat Pump Controller An operating mode monitor is located on the front of the heat pump module and houses a green and a red LED. The green LED, marked “HEAT PUMP or BOOST”, indicates the current operating mode of the heat pump water heater and the red LED, marked “RESET or SERVICE”, indicates a fault mode. -
Page 29: Dimensions & Technical Data
Dimensions & Technical Data HP325-36-1B Model Heat Pump Water Heater System HP325-36-1B Storage Cylinder Model HP325S36 Capacity (L) Boost capacity (L) Booster rating (kW) (Tank) Empty Weight (kg) (System) Empty (System) Full With ECV (kPa) Maximum supply pressure Without ECV (kPa) Minimum supply pressure (kPa) ECV setting (kPa) PTR valve (kPa) -
Page 30: Warranty
The decision of whether to repair or replace a faulty component is at Aquamax‟s sole discretion. If you require a call out and we find that the fault is not covered by the Aquamax warranty, you are responsible for our standard call out charge. If you wish to have the relevant component repaired or replaced by Aquamax, that service will be at your cost. - Page 31 WHAT IS COVERED BY THE AQUAMAX WARRANTY FOR THE WATER HEATERS DETAILED IN THIS DOCUMENT Aquamax will repair or replace a faulty component of your water heater if it fails to operate in accordance with its specifications as follows: The period in which...
- Page 32 DEAR INSTALLER, Please provide the following information upon completion of the installation. This information should be provided to assist the customer in the event that a claim is made under the Aquamax warranty. Plumber (Name & Company): Plumber’s licence number:...
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