Connecting The Boiler - Rinnai Q Premier QP85N Installation & Servicing Instructions Manual

6

Connecting the boiler

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DANGER
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boiler connections
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The boiler has the following connections, which can be positioned to the top, left side
or right side from the boilers by means of the pre-bend pipe kits. The connections on
the back of the boiler are engineered to work with only the Rinnai pre-bend pipe kits.
Nuts and gaskets are supplied with the boiler;
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- The central heating circuit pipes.
It is provided with a 3/4" male thread onto which the supply and return pipes of
the heating system can be screwed according to the instructions in chapter 6.1;
- The gas supply pipe.
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It is provided with a 3/4" male thread onto which the tail piece of the gas valve can
be screwed. See further chapter 6.4;
- The condensation drain pipe.
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It consists of a 1" (25 mm) fl exible plastic pipe. The drain pipe can be connected
to this by means of an open connection. See further chapter 6.6;
- The vent system and air supply system.
It consists of a concentric connection 3"/5" (80/125 mm). The boiler can be converted
to a twin pipe connection that will accept 80mm fl ue and intake air or with the use
of the included adapters 3" PVC / CPVC fl ue and intake. See further chapter 6.7.
Cold and hot water pipes for domestic hot water (DHW).
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It is provided with a 3/4" male thread onto which the cold and hot water pipes and
hot water circulation return pipe of the DHW system can be screwed according to
the instructions in chapter 6.5;
The pipes to be connected to the boiler must be cleaned before connecting in
order to prevent dirt from entering and damaging the boiler.
Use the supplied gaskets in the 1" fi ttings. Use the special fi berring
(indicated on the gasket package) for the 1" gas pipe fi tting. If these
instructions are not followed exactly, a fi re or explosion may result causing
property damage, personal injury or death.
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8U442600
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fi gure 7