Connecting Communication Cables To Pcb (Reu-E); Universal Water Controller (Mc-601Q) Installation - Rinnai Infinity 26 Operation & Installation Manual

WATER CONTROLLER INSTALLATION

Connecting Communication Cables to PCB (REU-E)

Installation MUST be completed
by a qualified and licensed trades
person.
CAUTION
DO NOT attempt to connect mini-
plug or water controller cables
to the water heater unless the
electric power to the water heater is
switched 'off' otherwise damage to
electrical components may occur.
1. Isolate the electric power supply by
switching the power point off and removing
the power plug of the water heater from
the electric power socket.
2. Remove the front cover of the appliance.
3. Insert the mini-plug and the connected
water controller cables through the cable
access at the base of the appliance.
A
Ensuring that the cable connectors are
located inside the appliance for protection.
4. Locate the PCB
appliance), and carefully rotate the plastic
safety cover out of the way.
C
5. Locate the accessory port socket
(bottom front of the PCB).
6. Plug the mini-plug into the accessory port
socket (the plug and socket are keyed
D
so that they can only be plugged in the one
direction).
7. Proceed with
installation and connect the communication
cables to controllers.

UNIVERSAL WATER CONTROLLER (MC-601Q) INSTALLATION

1. Determine the most suitable position, refer "Location" on page 26.
2. Mark and drill 3 holes (mounting and cable access) refer to "Table 1. Appliance Dimensions" on page 32
and "Diagram 1. Dimensions" on page 33 for water controller dimensions.
Controller Cable
Connector
Fig. 1
3. When running cable through the access hole ensure the connector end of the cable is located nearest to the
water controller (Fig. 1).
4. Carefully remove the cover plates from the water controller, using a screw driver (Fig. 2).
5. Connect the cable to the water controller. Feed any excess cable lengths into the wall cavity to avoid the
pinching of cables between the wall and the water controller.
6. Fix the water controller to the wall using the appropriate fixings (Fig. 3).
7. Remove protective film from the water controller face and replace the cover plates (Fig. 4).
Rinnai
, (bottom right of
B
D
the water controller
Fig. 2
C
Screws
Fig. 3
28
A
B
D
B
Cover
Plates
Fig. 4
HW_CF OIM
D
Film