Rheem 027- Manuals

ABOUT YOUR WATER HEATER 5 MAINS PRESSURE The water heater is designed for direct connection to the mains water supply. If the mains supply pressure in your area exceeds that shown on page 16, a pressure limiting valve must be fitted. The supply pressure should be greater than 140 kPa for the rated f...

ABOUT YOUR WATER HEATER 6 PRECAUTIONS Where damage to property can occur in the event of the water heater leaking, the water heater must be installed over a safe tray. Construction, installation and draining of a safe tray must comply with AS/NZS 3500.4 and all local codes and regulatory authority r...

ABOUT YOUR WATER HEATER 7 TO TURN OFF THE WATER HEATER If it is necessary to turn off the water heater: Switch off the electrical supply at the power outlet to the water heater if there is no risk of freezing conditions occurring (refer to note below). Close the gas isolation valve at the inlet to t...

ABOUT YOUR WATER HEATER 8 FROST PROTECTION The in-series gas booster has a frost protection system. The frost protection system will protect the in-series gas booster from damage, by preventing ice forming in the waterways of the in-series gas booster, in the event of freezing conditions occurring. ...

ABOUT YOUR WATER HEATER 9 HOW DO I KNOW IF THE WATER HEATER IS INSTALLED CORRECTLY? Installation requirements are shown on pages 14 to 21. The water heater must be installed: by a qualified person, and in accordance with the installation instructions, and in compliance with Standards AS/NZS 3500.4, ...

10 WATER SUPPLIES This water heater must be installed in accordance with this advice to be covered by the Vulcan warranty. This water heater is manufactured to suit the water conditions of most public reticulated water supplies. However, there are some known water chemistries which can have detrimen...

11 SAVE A SERVICE CALL Check the items below before making a service call. You will be charged for attending to any condition or fault, which is not related to manufacture or failure of a part (refer to “Terms of the Vulcan Warranty” on page 31). COLD WATER FROM THE HOT TAP Close the hot tap, wait 1...

SAVE A SERVICE CALL 12 GAS BOOSTER OPERATING TOO FREQUENTLY You may find that the in-series gas booster operates more frequently than expected. This will occur when the solar heated water temperature is lower than 58°C, which may be experienced during periods of low solar energy gain or if there has...

SAVE A SERVICE CALL 13 CLOUDS OF WHITE ‘VAPOUR’ FROM THE FLUE TERMINAL During the heating cycle, it is not unusual to see water vapour clouds steaming from the flue terminal, particularly on cold days. This is normal operation of the water heater. PRESSURE RELIEF VALVE DISCHARGING A pressure relief ...

14 INSTALLATION – WATER HEATER THIS WATER HEATER IS FOR OUTDOOR INSTALLATION ONLY. THIS WATER HEATER IS NOT SUITABLE FOR POOL HEATING. Check the water heater is suitable for the gas type available. (refer to the rating label on the water heater) INSTALLATION STANDARDS The water heater must be instal...

INSTALLATION – WATER HEATER 15 This water heater must be installed vertically upright with the water, gas and power connections on the underside, pointing toward the ground. The back of the water heater can be either against a wall or supported by a frame. The water heater must be secured to the wal...

INSTALLATION – WATER HEATER 16 RECESS INSTALLATION The water heater can be installed recessed into a wall. A recess box (PN 299831) is available for such an installation. Refer to the installation instructions which accompany the recess box kit for information on its installation. An additional rati...

INSTALLATION – WATER HEATER 17 HOT WATER DELIVERY This water heater can deliver water at temperatures which can cause scalding. It is necessary and we recommend that a temperature limiting device be fitted between the water heater and the hot water outlets in any ablution and public areas such as a ...

INSTALLATION – WATER HEATER 18 LEGEND In-series Gas Booster as part of an Open Circuit Direct Solar Water Heater Installation Two Temperature Zones Using a Temperature Limiting Device LEGEND In-series Gas Booster as part of a Closed Circuit Indirect Solar Water Heater Installation Two Temperature Zo...

INSTALLATION – WATER HEATER 19 CIRCULATED HOT WATER FLOW AND RETURN SYSTEM A Vulcan 244 series continuous flow water heater can be installed as part of a circulated hot water flow and return system in a building. The preset outlet temperature setting of the water heater must be set to at least 60°C....

INSTALLATION – WATER HEATER 21 TYPICAL INSTALLATION – OUTDOOR LOCATION TYPICAL INSTALLATION ELECTRONIC CONTINUOUS FLOW GAS BOOSTER WATER HEATER FOR SOLAR PREHEAT WATER HEATER

22 CONNECTIONS – PLUMBING All plumbing work must be carried out by a qualified person and in compliance with the Standard AS/NZS 3500.4 and all local codes and regulatory authority requirements. All gas work must be carried out by a qualified person and in compliance with the Standard AS 5601 or AS/...

CONNECTIONS – PLUMBING 23 PIPE SIZES The pipe sizing for hot water supply systems should be carried out by persons competent to do so, choosing the most suitable pipe size to ensure adequate flow for each individual application. Reference to the technical specifications of the water heater and local...

24 CONNECTIONS – ELECTRICAL All electrical work and permanent wiring must be carried out by a qualified person and in accordance with the Wiring Rules AS/NZS 3000 and all local codes and regulatory authority requirements. Warning: Temperature controllers must not be fitted to this water heater as pa...

25 COMMISSIONING All water heaters are tested and adjusted before dispatch from the factory, however further adjustments may become necessary because of local conditions. TO TURN ON THE WATER HEATER Open all of the hot taps in the house (don‟t forget the shower). Open the cold water isolation valve ...

COMMISSIONING 26 Gas Inlet Test Point Pressure To check the gas inlet pressure: 1. Close any hot taps and ensure the burners are not operating. 2. Close the gas isolation valve at the gas inlet to the water heater. 3. Locate the gas inlet test point on the gas connection to the water heater.  Remov...

COMMISSIONING 27 BURNER GAS PRESSURE It is necessary to check the burner gas pressure at both the minimum and maximum operational settings. To check and if necessary adjust the operational gas pressures, the electrical supply to the water heater must be switched on, the burners ignited and hot water...

COMMISSIONING 28 Notes: If the burners extinguish and error code 11 or 12 starts to flash on the LED display:  release the MIN and adjuster buttons  close the hot tap  clear the error code (refer to “Clearing Error Code” on page 28)  recommence the procedure from Step 8. If the adjuster button i...

COMMISSIONING 29 TO CHECK OR ADJUST THE PRESET OUTLET TEMPERATURE SETTING The temperature settings will be displayed on the LED display. The preset outlet temperature settings are: 244 series 38°C, 40°C, 42°C, 43°C, 45°C, 50°C, 55°C, 60°C, 70°C, 75°C It is necessary to have the electrical supply to ...

COMMISSIONING 30 TO TURN OFF THE WATER HEATER If it is necessary to turn off the water heater on completion of the installation, such as on a building site or where the premises is vacant, then: Switch off the electrical supply at the power outlet to the water heater (refer to note below). Close the...

31 VULCAN CONTINUOUS FLOW GAS WATER HEATER WARRANTY - AUSTRALIA ONLY CONTINUOUS FLOW GAS WATER HEATER 244 027 MODELS 1. THE VULCAN WARRANTY – GENERAL 1.1 This warranty is given by Rheem Australia Pty Limited ABN 21 098 823 511 of 1 Alan Street, Rydalmere New South Wales, the supplier of Vulcan conti...

VULCAN CONTINUOUS FLOW GAS WATER HEATER WARRANTY - AUSTRALIA ONLY Revision Date: 2011 November 122150C 32 CONTINUOUS FLOW GAS WATER HEATER 244 027 MODELS 3. WHAT IS COVERED BY THE VULCAN WARRANTY FOR THE WATER HEATERS DETAILED IN THIS DOCUMENT 3.1 Rheem will repair or replace a faulty component of y...