Installing Back Plate; Making Connections; Cable Connection Illustration - Lennox M0STAT120N-1 Installation And User Information

Prying
position
Figure 2. Back Plate Removal

Installing Back Plate

When installing the back plate to a flat drywall
surface, use the provided screws for securing
the back plate to the drywall (ST3.9*25). Wall
anchors are provided for use, if necessary.
IMPORTANT
Always install the back plate on a flat
surface. Do not distort back plate by over-
tightening the mounting screws.
Figure 3. Securing Back Plate to
Drywall
Back cover

Cable Connection Illustration

1. Connect the controller 4-pin shielded
2. Connect the 4-pin shielded extension
3 screws (ST3.9*25)
6

Making Connections

cable assembly to the 4-pin shielded
extension cable.
cable to the adapter board, which
connects to the display board.
4-core wire
The connection cable A
Figure 4. Connection Cable D for
MWMC, MWHB, and MWCB Wall
Mounted Models
4-core wire
The connective wires group
Figure 5. Connection Cable for
MMDA/B, MCFA/B, M22A and M33A/
B/C Indoor Units
Adaptor board
Display board
The connection cable D
X Y E 5V/12V
Red
White
Yellow Brown
Mainboard
shielded wire(some units)