I Unit Components; Control Box - Lennox G32V Series Service Literature

OUTSIDE INSTALLATION
MAKE-UP BOX
Line Voltage Enters Through
Knockout In Make-Up Box.
J69 Passes Through Side
Knockout Into Side Of Unit.
I−UNIT COMPONENTS
G32V unit components are shown in figures 1 and 2. General
parts orientation is shown in figure 3. The gas valve, ignition
control and burners can be accessed by removing the burner
access panel. The blower and blower controls can be ac-
cessed by removing the blower access door.
G32V units are designed for bottom and side return air. The
panels are designed to be knocked-out (bottom return) or
cut-out (side return) as required for return air duct connec-
tion.
A−Make-Up Box (Figure 5)
The line voltage make-up box is shown in figure 5. The box
may be installed inside or outside the unit and may be installed
on the unit left or right side (figure 4).
MAKE-UP BOX
BOX
UNIT
GROUND
JACK J69
to blower deck
TO BLOWER MULLION
Box may be installed inside or outside unit. See Figure 4.
FIGURE 5
MAKE-UP BOX INSTALLATION
Box may be installed inside or outside cabinet and
may be installed on left side or right side of cabinet
STAR WASHERS
MUST BREAK
PAINT ON UNIT
CABINET FOR
PROPER GROUND.
UNIT
CABINET
JACK J69
BLOWER MULLION
PLUG P69
POWER ENTRY KNOCKOUT
120V LINE VOLTAGE
PIGTAIL CONNECTIONS
COVER
FIGURE 4
An accessory (brown) output wire is provided with the make-up
box. The wire provides a 120V connection for optional acces-
sories such as electronic air cleaner or humidifier. If used, the
wire is field installed in J69 jack plug by inserting the pin of the
brown wire into the open socket
of the jack. See figure 6. 120V
accessories rated up to 4 amps
total may be connected to this
wire. The neutral leg of the ac-
cessory is connected to the
neutral white wire in the make-
up box. The accessory terminal
is energized whenever the
blower is in operation.
B−Control Box Components
G32V−1 through −4 CONTROL BOX
DOOR
INTERLOCK
SWITCH
SURELIGHT
CONTROL
VSP
BOARD TERMINAL STRIP
Page 10
INSIDE INSTALLATION
MAKE-UP BOX
Line Voltage Enters Make-Up
Box Through Side Of Unit and
J69 Passes Through Bottom
Knockout in Make-Up Box.
BLOWER MULLION
INSTALLING BROWN
ACCESSORY WIRE TO J69
WHITE
NEUTRAL
BLACK
J69
FIGURE 6
TRANSFORMER
CIRCUIT
BREAKER
TWO−
STAGE
CONTROL
BOARD
FIGURE 7
BROWN