8�2 Programmable Wall Control Installation; 8�2�1 Wiring The Programmable Wall Control To A Ku4 Heater - Kaden KU5 Installer Manual

KU5
For Networker connection to KU3, KE3 and KE4 models a Kaden 539 interface is required, Kaden
Part No. 1621292
NOTE
8.2 PROGRAMMABLE WALL CONTROL INSTALLATION
8.2.1 Wiring the Programmable Wall Control to a KU4 Heater
The Programmable Wall Control backing plate has 8 terminal points for the connection of control
wires. When connecting, use ONLY the two top terminals marked RH and W. Ensure that the R
IMPORTANT
(RH) and W polarity is correct at both ends of the wire cable.
A Kaden Programmable Wall Control can be wired directly to a Kaden KU4 heater as follows:
•
Run a twin wire cable (i.e. figure 8 cable - 0.75mm2) from the heater to the Programmable Wall Control.
•
Remove the backing plate from the Programmable Wall Control by unclipping it at the sides.
•
Draw the wires from the wall cavity and feed them through the opening in the backing plate.
•
Connect the cable to the terminal connections on the backing plate before mounting it to the wall refer to
Diagram 18.
•
Mount the backing plate onto the wall and then reassemble the controller.
•
Feed the cable through the grommet, located at a cabinet end.
•
Connect the other end of the cable to the terminals marked R and W in the heater's electronic control module,
refer to Diagram 18.
Control Board
KU4
Control Board
Grommet for
control cable
access
Diagram 17
Grommet for
control cable
access
Diagram 18
TW1
TW1
TW2
Prommable Wall Control
R
-
W
W903
W904
TW1
TW2
TW1
TW2
TW2
Networker Back Plate
W
Back Plate
RH
+ - +
W B RC
RH
G O Y
W905
ELEC GAS
27