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Manual 2100-447
Page 3
IMPORTANT: Position front lip of economizer on
top of front grille and condenser partition (See
Figure 2 inset.) This is important to ensure proper
drainage of any water entering damper assembly.
LEFT HAND UNITS – Slide the economizer to
the left until it is tight against the back of the corner
panel.
6. Mount mixed air thermistor to blower partition with
screws provided. Bracket with sensor installs on
top of blower partition and screws are installed
from the underside. Route wires as shown and
secure with wire tie. Connect wires to thermistor.
(See Figure 2.)
7. Open unit control panel to gain access to unit low
voltage terminal block.
8. FOR LEFT HAND UNITS – Reroute economizer
wiring harness to the left side of the economizer.
(See Figure 3.)
9. Route electrical harness leads through the 7/8"
bushing in control panel (Figure 2) into low voltage
box.
MIS-423
SIDE SECTION
RIGHT SIDE OF ECONOMIZER
SERVICE DOOR
LIP OF ECONOMIZER IS TO BE
BETWEEN THE CONDENSER
GRILLE AND SERVICE DOOR
FRONT GRILLE
CONDENSER PARTITION
THERMISTOR WIRES
FIGURE 2
TOP VIEW OF
BLOWER PARTITION
THERMISTOR
PART #8602-043
THERMISTOR BRACKET
PART #113-264
INSTALL THERMISTOR TO
BLOWER PARTITION. ROUTE
WIRES FROM ECONOMIZER
BEHIND FILTER BRACKET FILL
& THROUGH WIRE TIE.
WIRE TIE TO SUCTION LINE
LOW VOLTAGE WIRES TO
TERMINAL STRIP
WHEN INSTALLING ECONOMIZER, POSITION SO THAT HOLE
IN FRONT LIP IS CENTERED OVER HOLE IN CONDENSER
GRILLE TO INSERT A SELF DRILLING SCREW
MIST ELIMINATOR