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Water Heater Service Manual REU-VR2632 (HD50i) REU-VRM3237 (HD70E) REU-VCM2837 (HD55 Series) REU-KM2635 (HDC1200 Series) REU-KM3237 (HDC1500 Series)
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STOP Do not attempt to Service this appliance if you are not qualified. This can void the warranty. This manual must be read in its entirety before Servicing the appliance. If you are unsure of any point contact Rinnai UK...
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Page 5-7 HD50i & HD70E Gas Pressure Setting Page 8-9 HD50i & HD70E Dip Switch Setting Page 10 HD55 Series Gas Pressure Setting Page 11-12 HD55 Series Dip Switch Setting Page 13 HDC1200 and HDC1500 Series Gas Pressure Setting Page 14-15...
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SERVICE All Rinnai products should be Serviced at least once a year. The correct service kit should be acquired before commencing the service. The service kit will include all gaskets you may need. If you do not use the correct service kit and any gaskets or seals are broken in the course of inspection the appliance in question has to be shut down until the damaged gasket or seal is replaced.
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SERVICE Service Procedure With the Rinnai Appliances listed on the front page they may look different but the service procedure is pretty much identical for each one as well as the removal of each part. The Rinnai service consists of inspection, clean and or replace of parts associated with the combustion cycle.
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SERVICE Unplug, remove and inspect Fan Motor taking care not to damage the impellor. Clean with a soft brush if required NOTE: When removing the fan motor if the motor is face on then it will be 3 or 4 screws that hold it on to the scroll box.
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If required replace filter with one from the service kit. The service on the Rinnai Water Heater is now complete however please carry out full checks of the system and flue system to ensure both of these are functioning correctly. If there is a fault on either of these two systems this could affect the correct operation of the appliance.