Introduction
The multi-function box is an accessory that allows the Pro Series High Wall heat pumps to be connected to a standard wired wall controller, enabling additional functionality such as full wireless control.
Compatible Wired Wall Controller
Standard Controller
CNTRLDRCINW
Installation
- Open the high wall heat pump front panel.
- Remove the LED display box cover.
- Remove PCB cover and locate wiring port of CN32 (Multifunction) on PCB.
- Attach Multi-Function box wiring into PCB and into LED display.
- Attach Multi-Function box and wiring inside heat pump cover. Refer to the accompanying visual guide for placement.
- Check operation.
Visual Guide Description
The first page of the document includes a diagram illustrating the installation. It shows the 'Multi-function box' and the 'LED display box', with arrows indicating how their respective wiring should be connected. Specifically, wiring connects the Multi-function box to the LED display box and to the main circuit board (PCB) of the heat pump. The diagram highlights the 'Multifunction CN32' port on the PCB as the primary connection point for the multi-function box, with labels such as 'Insert to CN32' and 'Multi-function box wiring to PCB'. Other labeled ports on the PCB include CN31, CN33, CN26 (Thermal Protect), CN29 (FORCE-KEY), and CN19 (HORIZONTAL). The second page provides a photograph showing the 'Multi-Function box installed' within the opened interior of a Rinnai Pro Series High Wall heat pump unit, demonstrating its placement after installation.
Contact Information
For support, contact Rinnai NZ Ltd at 0800 743 624.
