Rinnai 26i, HD50i - Manual

6 General Installation Information. Internal Installations The Rinnai Infinity 26i and the Rinnai HD50i are for internal installation in conjunction with the Rinnai Power flue system. The flue terminal clearances must be in accordance with the requirements of BS 5440. Consideration should be given t...

7 General Information. The unit must be installed by a competent, authorised person. It is the installer’s responsibility to ensure that the unit has been installed to all current requirements. The Rinnai Infinity 26i and HD50i are room sealed appliances. Ventilation requirements of BS 5440 allow ro...

8 INSTALLATION INSTRUCTIONS - CONNECTIONS Water Supply. Where the water supply pressure exceeds 12 bar, an approved pressure reducing device is required at the inlet of the appliance. To achieve the rated flow a minimum water supply pressure of 1.4 bar is required at the appliance inlet. The unit wi...

9 Dimension Terminal Position Distance A Directly below an opening, air brick, opening windows, etc. 300mm B Above an opening, air brick , opening window, etc. 300mm C Horizontally to an opening, air brick , opening window, etc. 300mm D Below gutters, soil pipes or drain pipes. 75mm E Below eaves. 2...

10 FLUE REQUIREMENTS - INSTALLING General. The flue must be installed in accordance with: Manufacturers Installation Instructions British Standards including BS5440 Gas Safety (Installation and Use) Regulations IGE/UP/10 Part1 Edition 2. Building Regulation J The flue must be installed by a competen...

12 TECHNICAL DETAILS * Factory Setting ** Minimum operation flow based on temperature setpoint and inlet conditions. Infinity Model Infinity 26i HD50i Units Installation Internal Internal Nat Gas Press Low 1.9 1.9 mbar Nat Gas Press High 8.5 8.5 mbar LPG Press Low 2.3 2.3 mbar LPG Press High 10.8 10...

13 Congratulations on purchasing the Technologically Advanced, Temperature Controlled, Rinnai Hot Water System. • The Rinnai Infinity 26i and HD50i NEVER RUN OUT of hot water. As long as electricity, water, and gas supplies are connected, hot water is available when hot water taps are open. • Built ...

14 Excessively hot water is dangerous, especially for young children and the infirm. The water heater allows you to control the temperature of your hot water to safe levels. Do stay with children whenever they are in the bathroom. Do take them out of the bathroom if you need to answer the phone or d...

16 Rinnai Infinity and HD products have no pilot light and when installed without Temperature Controllers, the appliance will operate automatically as soon as a hot water tap is opened. The burner ignites with electronic ignition and the flame extinguishes as soon as water flowing through the applia...

17 TEMPERATURE CONTROLS - GENERAL When deciding on the best position for the temperature controls, the following points should be taken into account. • Fit the controls out of reach of children (suggested height from the floor 1.5m.) • Avoid positions where the controllers will become hot. Do not fi...

18 TEMPERATURE CONTROLS - INSTALLATION Universal Temperature Controller MC-91-1A 1. Determine the most suitable position for the temperature controller. 2. Drill 3 holes in the wall as shown in fig 1, one for the cable and two for the securing screws. Ensure holes are drilled deep enough. Fit wall p...

20 TEMPERATURE CONTROLS The purpose of a Temperature Controller is to enable the user to have complete control over the hot water supply. Used correctly, the hot water unit will supply hot water at the temperature selected, even when the water flow is varied, or when more than one tap is used. Adjus...

21 Remote temperature controllers are a feature that provides control over the water temperature. Rinnai Infinity and HD water heaters can be operated with 1, 2, 3, 4 or no temperature controllers. The Universal controller MC-91-1A comes as standard with all Infinity water heaters, and are optional ...

22 TEMPERATURE CONTROLS - OPERATING Using 1 Universal Temperature Controller. Press the On/Off button on the temperature controller. The ON indicator will glow on the Temperature Controller. This indicates that the heater is ready to supply hot water when a tap is opened. Adjusting Temperature Simpl...

23 Using 2 or more Universal Temperature Controllers. Switching the system ON. Using hot water. Bathroom temperatures should be no more than 50 0 C. The hot water system and all controllers can be switched ON and OFF from any controller by pressing the On/Off button as shown. When the system is turn...

25 Using High Temperature Display Controllers. You will need to program the Master controller if you want to display and use temperatures over 50 0 C. Programming only needs to be done on Master universal controllers; other universal controllers will not allow this, and Deluxe Kitchen Controllers ar...

26 Note To turn off your hot water system. Additional safety features. During normal operation the system is left on. To turn the system off simply press the On/Off button on any temperature controller (where fitted). This will shut the water heater down completely including the temperature controll...

27 TEMPERATURE CONTROLS - INFORMATION Do not push the On/Off button on the Master controller after transferring priority of temperature selection to a Secondary controller as the system will shut down. Do Not Turn OFF the Master Controller Temperature priority can not be switched to another controll...

28 TESTING 1. Purge gas, hot water and cold water supply lines before making the final connection of the water heater. Swarf in either the gas or water supplies may cause damage. 2. Turn on gas and cold water supplies. 3. Test for water leaks and gas escapes near the unit. 4. Isolate gas and electri...

29 GAS PRESSURE SETTING The working gas pressure on the water heater is electronically controlled and factory set. Under normal circumstances it does not require adjustment during installation. Perform this procedure only if the unit is not operating correctly and all other possible causes for incor...

31 DIP SWITCH SETTING Dip Switch Positions Explained OFF ON SW1 1 - Computer Programming LEGEND: 2 - Temperature Black Section indicates 3 - Temperature position of dip switch. 4 - Temperature 5 - Temperature OFF ON OFF ON 6 - Temperature 7 - Combustion OFF ON 8 - Combustion OFF ON SW2 1 - Gas Type ...

33 ERROR MESSAGES Rinnai water heaters have the ability to check their own operation continuously. If a fault occurs, an error code will flash on the Digital Display if you have temperature controllers installed. This assists with diagnosing the fault, and may enable you to overcome a problem withou...

34 ERROR MESSAGES Troubleshooting without controllers If you have not installed temperature controllers and experience the following symptoms, please carry out the suggestions below. If symptoms continue, please contact Rinnai for advice. NOTE: Faults caused by insufficient gas/water supply or gas/w...

35 RESTARTING THE RINNAI WATER HEATER Following a power cut the heaters should be restarted in this manner. Standard system. Single or multiple water heaters without remote controllers. The heaters will automatically reset without any user involvement. Single or multiple water heaters with remote co...

37 DIAGNOSTIC POINTS Diagnostic Points- To be read in conjunction with the wiring diagram.

38 SPECIFICATION Model ………………………………………………..…....…………..... Infinity 26i and HD50i Installation …………………………………………...………...……... Internal location only Fuel …………………………………………………..….……………... Natural Gas or LPG * Control ………………………………………………….……………...…….….….. Modulating Input …………………………………………………...…..……….………...

39 SERVICE CONTACT Rinnai Rinnai UK LTD. 9 Christleton Court Manor Park Runcorn Cheshire WA7 1ST Tel. 01928 531870 Fax. 01928 531880 E-mail. [email protected] Web. www.rinnaiuk.com REU-V2632FFU 28/1/5 rev3