Lennox MCB Series Service Manual

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9.3.2. MCB009S4S-1P, MCB012S4S-1P, MCB018S4S-1P, MHB009S4S-1P, MHB012S4S-1P, and MHB018S4S-1P
1. Remove the
ve screws and
disconnect the
hooks to open the
electronic control
box cover.
2. Disconnect the
compressor connec-
tor and remove the
grounding screw.
3. Pull out the wires
from electrical
supporting plate
and turn over the
electronic control
assembly.
4. Remove the four
hooks to remove the
control box sub-
assembly.
5. Remove the two
hooks to remove the
xing board.
6. Disconnect the con-
nectors from the elec-
tronic control board.
7. Then remove the
four hooks secur-
ing the electronic
control board(

Lennox MCB Series Specifications

General

Brand	Lennox
Model	MCB Series
Category	Air Conditioner
Language	English