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Horizontal Air Discharge - Direct Drive Blower:
1- LGH/KG Units -
Unplug the motor harness and remove 6 screws on
the base of the blower housing. See figure 6. Lift the
back side of the housing and remove from unit.
2- LGM Units -
Unplug the power and control harnesses to the motor.
Disconnect wiring to the pressure sensor located on
the blower housing. Remove four screws and slide
blower out of unit. See figure 5.
3- Remove the heat exchanger as shown in figure 4.
DIRECT DRIVE BLOWER REMOVAL - LGM
REMOVE TWO SCREWS
ON EACH SIDE TO SLIDE
BLOWER OUT OF UNIT
FIGURE 5
REMOVE TWO SCREWS ON EACH
SIDE TO REMOVE BLOWER HOUSING
BELT DRIVE BLOWER REMOVAL - LGH/KG
BLOWER
HOUSING
FIGURE 7
Page 3
DIRECT DRIVE BLOWER REMOVAL - LGH/KG
FIGURE 6
Horizontal Air Discharge - Belt Drive Blower:
1- Remove the belt.
2- Remove the motor mounting plate; do not remove the
motor from the mounting plate. See figure 7.
3- Remove six screws securing blower housing in place.
See figure 7. Pull the housing forward and tip the back
upward to remove from unit.
4- Lift the back side of the housing and remove from
unit.
5- Remove the heat exchanger as shown in figure 4.
REMOVE SCREWS TO REMOVE
BLOWER MOTOR MOUNTING PLATE;
BLOWER REMAINS ATTACHED TO
THE MOUNTING PLATE
BLOWER
MOTOR
REMOVE THREE
SCREWS ON EACH SIDE
TO SLIDE BLOWER OUT
OF UNIT
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