Communication Cable - Rinnai MC-503RC Installation And Operation Manual

Wireless water controller
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Communication Cable

Connecting communications cables to the water heater
Up to 2 cables can be connected directly to the Quick Connect cable connector at the water
heater (i.e. wireless transceiver plus 1 wired controller).
.
Ensure the power to the water heater is switched off.
2.
Remove the retaining screw of the Quick Connect cable connector at the base of the
appliance.
3.
Swing the Quick Connect cable connector door open and thread the cable through the
weather seal of the access hole. allow sufficient cable length so that the sheath of the
cable can be secured with the cable clamp supplied with the transceiver.
4.
Loosen screw terminals, connect the cable spade connectors and re-tighten. Polarity is not
important, either wire colour can be connected to either terminal.
5.
Return Quick Connect cable connector to original position taking care not to damage cable
wires in the process and replace retaining screw.
2.
Positioning of various components pictured may differ depending on the water heater model
Rinnai New Zealand
3.
Wireless Installation and Operation: C 03-09
9
4.

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