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17
12
M
AIN
C
ONTROL
I
NSTALLATION
The 99-DXPL02 wall control must be surface mounted onto a wall. Only one main control should be installed
into a ventilation system.
Installation:
1.
Remove the operating instructions
card from the top of the main
control (figure A).
2.
Carefully separate the face plate
and the back plate by firmly
pulling it apart. Be careful not to
damage face late contract pins
(figure A).
3.
Position the back plate of the
control in the desired location on
the wall and mark the wall for the
desired screw holes (figure B).
4.
Remove the back plate from the
wall and mark the hole for the
wires in between the two screw
holes (figure B).
5.
Drill two holes for the screws and
wall anchors and drill one hole for
the wires in between the two
screw holes (figure B).
6.
Pull the 3 wire 20 gauge (min.),
100 ft length (max.), through the
opening in the wall.
7.
Connect the wires to the R, G, and
Y terminals on the back plate
(figure B).
8.
Using the two supplied screws and
anchors, install the back plate on
the wall.
9.
Attach the face plate to the back plate. Be careful to correctly align the face plate with the backplate, to
avoid damaging the face plate contact pins (figure A).
10.
Install the operating instructions card in the top of the main control (figure A).
11.
Connect the 3 wire 20 gauge (min.), 100 ft length (max.), to the 3 (RED), 5 (GRN), and 4 (YEL) terminals
located on the terminal block on the HRV (figure C).
