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Continuous flow and temperature control
instantaneous gas water heater
Operation and installation manual
REU-
REU-
This appliance must be installed in accordance with:
・Manufacturer's installation instructions;
・National laws, local regulations and municipal building codes.
This appliance may only be installed by a registered Gas installer.
Read these operation and installation manual carefully before using the appliance
and retain them for future reference
This appliance shall only be installed in an outside location
A1620WD-IND
A2626WD-IND
.
– Infinity 16 external - 16e
– Infinity 26 external - 26e
.
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Table of Contents
Troubleshooting
Related Manuals for Rinnai REU- A1620WD-IND
Summary of Contents for Rinnai REU- A1620WD-IND
- Page 1 Continuous flow and temperature control instantaneous gas water heater Operation and installation manual REU- A1620WD-IND – Infinity 16 external - 16e REU- A2626WD-IND – Infinity 26 external - 26e This appliance must be installed in accordance with: ・Manufacturer’s installation instructions; ・National laws, local regulations and municipal building codes.
- Page 2 Dear Customer, our compliments for having chosen a Rinnai top-quality product, able to assure well-being and safety for a long period of time. As a Rinnai Customer you can also count on a qualified after-sales service to guarantee a constant efficiency of Your appliance.
- Page 3 Replacement of the entire product or replacement of any parts may only be authorised by Rinnai. Rinnai does not authorise any person or company to assume for it any obligation or liability in connection with the replacement of a product or heat exchanger. If Rinnai determines that repair of a product is not possible, Rinnai will replace the product with a comparable product, at Rinnai’s discretion.
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Page 4: Table Of Contents
1.3 WATER TEMPERATURE CONTROL ....................... 10 1.3.1 MAXIMUM DELIVERY TEMPERATURES ..................10 1.3.2 OPERATION WITHOUT WATER CONTROLLERS ................. 10 1.3.3 RINNAI WATER CONTROLLERS ....................10 1.3.4 WATER CONTROLLER COMBINATIONS & CONFIGURATIONS ..........11 1.3.5 UNIVERSAL WATER CONTROLLER (MC-601) OPERATION ............12 1.4 TROUBLE SHOOTING .......................... -
Page 5: User's Instructions
1. USER’S INSTRUCTIONS The following section provides instructions for proper use of the product. This section is intended for the use by qualified technical personnel and end users. -
Page 6: Features And Benefits
Congratulations on purchasing the latest technology temperature controlled Rinnai continuous flow water heating system. The Rinnai continuous flow water heater products NEVER RUN OUT of hot water. Whilst electricity, water and gas supplies are connected, hot water is available whenever hot water taps are open. -
Page 7: Important Safety Information
Do not modify this appliance. Do not attempt to repair, replace or open sealed parts or disassemble the appliance: improper adjustment, alteration, service or maintenance could significantly affect the safety of the product. Contact the Rinnai service if you detect any unusual condition. Use original parts to repair the appliance. -
Page 8: Operational Safety Information
Do not store flammable objects near the appliance: it could cause a product failure or fire. Do not spray aerosols in the vicinity of this appliance while it is in operation. Check that the appliance is supplied with the correct gas type and pressure according to the data plate: ensure that the gas in use matches with the gas indicated on the data plate. - Page 9 OFF! Depending on the weather conditions and the length At low water flows, the hot water unit may extinguish of the pipe between the hot water unit and the outlet in without warning. Opening the tap further will restart the use, there may be a variation between the temperatures heating appliance.
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Page 10: Water Temperature Control
1.3.2 OPERATION WITHOUT WATER CONTROLLERS Rinnai continuous flow water heater products do not use a pilot light. When installed and operated, the opening of any hot water tap will automatically start the appliance. Once water is flowing through the appliance the burner will be ignited by electronic ignition. -
Page 11: Water Controller Combinations & Configurations
Universal water controllers allow temperature selection. Deluxe water controllers allow temperature selection, have a clock function and, Deluxe Bathroom water controllers, have a shower saver/bath fill function. Contact the authorised Rinnai service company for further information regarding Deluxe water controllers. 1.3.4 WATER CONTROLLER COMBINATIONS & CONFIGURATIONS A maximum of 4 water controllers can be fitted. -
Page 12: Universal Water Controller (Mc-601) Operation
1.3.5 UNIVERSAL WATER CONTROLLER (MC-601) OPERATION WATER HEATER 'IN USE' INDICATOR Indicates that a water heater is delivering hot water. DIGITAL MONITOR Indicates the temperature selected. Error messages flash in event of a fault. TEMPERATURE CONTROL BUTTONS CONTROLLER PRIORITY INDICATOR Used to select water temperature. - Page 13 Lock function To prevent tampering and increase the safety level of the product, especially for children, it is possible to lock the control panel. To lock the panel it is necessary to press, and keep pressed for about five seconds, the ‘Priority’ keys and the key to increase the temperature (up arrow) (Fig.1).
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Page 14: Trouble Shooting
1.4 TROUBLE SHOOTING Rinnai continuous flow water heaters have a self diagnostic capability. If a fault occurs, an error code will flash on the digital monitor of your water controllers. This assists with diagnosing the fault, and may enable you to overcome a problem without a service call. - Page 15 Code Description Remedy Check for restrictions in air flow around unit and exhaust outlet. Check gas type of unit and ensure it matches gas type being used. Check for low water flow in a circulating system causing short-cycling. Ensure dip switches and programming parameters are set to the proper position.
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Page 16: Troubleshooting Without Water Controllers
Water controllers and water heaters do not contain user serviceable parts and must only be serviced and repaired by an authorised person. 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 the authorised Rinnai service company. -
Page 17: Installer's Instructions
2. INSTALLER’S INSTRUCTIONS The following section provides specific instructions for proper installation of the product. This section is intended for the use by qualified technical personnel. -
Page 18: Installation Warnings
For installations where the distance between the water heater and the outlets is considerable, a flow and return system or the ‘circulation kit’ Rinnai system can be used to minimise the waiting time for hot water delivery. -
Page 19: Unpacking The Water Heater
Prior to use make sure that the water heater is set up for the correct type of gas and that the appliance is intact. If the appliance is clearly damaged or you have doubts do not install the water heater and contact your supplier or Rinnai immediately for further information. 2.3 DIMENSIONS... -
Page 20: Installation
A minimum horizontal clearance of 600mm between a building structure and obstruction facing the terminal. For correct operation of Rinnai external continuous flow water heaters MINIMUM OBSTRUCTION such a building structure MUST ‘obstruct’ the full front cover height of the HEIGHT IS TO BE NO LESS appliance (appliance dimensions, refer to “Dimensions”... - Page 21 Additional Clearance Local codes supersede these clearances. ● Avoid termination locations near a dryer vent. ● Avoid termination locations near commercial cooking exhaust. 50 mm between terminals at same level 0.91 m to ventilated or 50mm 0.91m unventilated soffit or eave vent; 0.3m or to a deck or porch 0.30 m to an...
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Page 22: Water Connection
The unit will operate at lower supply pressures but the maximum flow rate may not be achieved. Most installations will use high temperature setpoints which will reduce the available flow rate and heat exchanger pressure drop, and therefore less pressure will be required at the inlet. Contact Rinnai or your supplier for further instruction. -
Page 23: Electrical Connection
2.4.4 ELECTRICAL CONNECTION Connect the appliance to a 220-240V ±10% / 50-60Hz power supply. Do not use water or gas lines to ground the system. The electric safety is guaranteed only when the appliance is properly grounded Ground and the grounding system has been realized following all the safety prescriptions provided for by law. -
Page 24: Water Control
Up to TWO deluxe bathroom water controllers can be installed. ● The FOURTH water controller in any installation must be an universal water controller. For more information regarding deluxe kitchen and bathroom water controllers, contact the authorised Rinnai service company. Location ●... - Page 25 It is not recommended to install the communication cable near by house electric cables: interfearence may easily happen causing system malfunctions. In these cases we recommend to use proper shieldied cables. When connecting the cables to water controller or heater the polarity is not important: either colour wire can be connected to either terminal.
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Page 26: Universal Water Controller (Mc-601) Installation
2.5.2 UNIVERSAL WATER CONTROLLER (MC-601) INSTALLATION Determine the most suitable position. Mark and drill 3 holes (mounting and cable access) for water controller dimensions. Film Controller Cable Cover Plates Screws Connector Fig. 1 Fig. 2 Fig. 3 Fig. 4 When running cable through the access hole ensure the connector end of the cable is located nearest to the water controller (Fig. -
Page 27: Commissioning
2.6 COMMISSIONING ● Make sure the water heater is not subject to corrosive compounds in the air. ● Check the water supply does not contain chemicals or exceeds total hardness that will damage the heat exchanger. ● Verify the clearances from the water heater and from vent termination/air intake unit are met. ●... -
Page 28: Technical Data
2.7 TECHNICAL DATA Infinity Model REU-A1620WD-IND REU-A2626WD-IND Unit Installation External, outdoor Flue system Direct forced exhaust Temperature range with water controller 37-46, 48, 50, 55, 60, 65 °C Tempearature range with push buttons 40, 42, 50, 55, 60, 65 °C Ignition Direct electronic ignition Gas consumption... -
Page 29: Bahasa Indonesia
3. BAHASA INDONESIA... - Page 30 MODEL: REU-A1620WD-IND - Infinity 16 external-16e REU-A2626WD-IND - Infinity 26 external-26e...
- Page 32 Quality system standard ISO 9001 The design, development and manufacture of gas water heating appliances done under Rinnai’s quality management system is certified under the quality management system Standard ISO 9001. Certified by: Japan Gas Appliances Inspection Association - JIA-QA Center Web.