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Servicing

Servicing

Servicing Our Water Heaters

All the items in our Service Kits are required to be changed each time our units are serviced, which should be done at least once a year (this is depedant on the usage of the water heater). The following are the water heaters (complete with the model codes in brackets) that our service kits are suitable for and the part codes you need to quote when ordering the service kits:

  • V/VR Series Infinity 26i (REU-V2632FFUDHD-E) or HD50i (REU-VR2632FFUDHD-E) Water Heaters - Part Code: P50iVR-SERVICE
  • V/VM/VRM Series HD70e (REU-V3232WHD-E, REU-VM3237WHD-E & REU-VRM3237WHD-E) Water Heaters Part Code: P70EVR-SERVICE
  • K26i (REU-KM2635FFUD-E) & HDC1200i/e (REU-KM2635FFUDHD-E & REU-KM2635WDHD-E) Water Heaters - Part Code: P1200iKM-SERVICE
  • HDC1500i/e (REU-KM3237FFUDHD-E & REU-KM3237WHD-E) Water Heaters - Part Code: P1500iKM-SERVICE

*The model code of the water heater must be stated when ordering a service kit to ensure the correct parts are sent


Service Kit Contents

Electrode Kit

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The electrode kit contents depend on which Rinnai water heater you are working on.
The HD50i and HD70e electrode kits consist of the following;
1x Electrode, 1x Flame Detection Probe and 1x Electrode Gasket.
However, The HDC1200 or HDC1500, electrode kits consist of the following;
1x Electrode, 2x Flame Detection Probe and 1x Electrode Gasket.

Electrode Sleeve

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The electrode sleeve is a little rubber boot that covers the connection for the electrode to be attached too. This boot is required for all units and is the same for each unit.

Cold Water Inlet Filter

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The cold water inlet filter is a small plastic filter which goes inside the cold water inlet connection underneath the unit. This filter fits the whole of the Rinnai UK water heater range.

Combustion Chamber Plate Packing

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This packing is used on the combustion chamber plate. This gasket must always be present to prevent any gasses or heat exiting the combustion chamber.

Combustion Chamber Manifold Packing

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This packing goes on the manifold plate at the front of the burner box. This gasket must always be present to prevent any gasses or heat exiting the combustion chamber.

Gas Valve O'Rings

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Like the Electrode Kit, it depends on what unit you are working on as to how many O’Rings and how much Gas Valve Packing you will receive in each service kit.
HD50i and HDC1200 units receive the same O’Rings and Packing; 1x O’Ring and 2x Packing.
HD70e and HDC1500 units also receive the same O’Rings and Packing; 1x O’Ring and 1x Packing.


16i Multipoint Service Manual 17e Multipoint Service Manual K26i Multipoint Service Manual V Series 26i/HD50i Multipoint Service Manual VR Series 26i/HD50i Multipoint Service Manual V Series 32e/HD70e Multipoint Service Manual VM Series 32e/HD70e Multipoint Service Manual VRM Series HD70e Multipoint Service Manual HDC1200/HDC1500 Multipoint Service Manual Service Kit Information