9
7. Slide the fan assembly into the power exhaust assem-
bly, and secure to the side panel. (See Fig. 26 and 30.)
8. Attach the U-Clips provided to the hood screen, and
then to the fan assembly. (See Fig. 26 and 27.)
9. Attach the exhaust fan divider plate to the exhaust fan
assembly between the two fans. (See Fig. 26.)
10. Locate the OA block-off plate with the 2 x 4 in. junc-
tion box attached. (See Fig. 28.)
11. Terminate the field-supplied power wiring in the
2 x 4 in. junction box, and reinstall the cover.
12. Install the 4-pin connector from the junction box
through the hole in the OA block-off plate. (See
Fig. 28 and 29.)
13. Assemble the block-off plate to the damper. (See
Fig. 29.)
14. To install the hood assembly, tilt the hood assembly up
to the rooftop. Connect the 3-pin and 4-pin connectors
as shown in Fig. 29.
15. Secure the complete hood assembly to the rooftop
using the screws provided.
POWER EXHAUST HOOD
SIDE BRACE
POWER EXHAUST
HOOD TOP PANEL
U-CLIPS (4)
FAN ASSEMBLY
POWER EXHAUST
HOOD SCREEN
POWER EXHAUST HOOD
BOTTOM PANEL
EXHAUST FAN
DIVIDER PLATE
U-CLIP (4)
POWER EXHAUST
HOOD SIDE
NO. 10
SHEET METAL SCREW (4)
POWER EXHAUST
HOOD SCREEN
Fig. 26 — Power Exhaust Hood Cross Section
Fig. 27 — U-Clip Installation
1
2
3
1
2
3
4
WIRING HARNESS
4-PIN
HIGH-VOLTAGE
CONNECTOR PLUG*
3-PIN
LOW-VOLTAGE
CONNECTOR PLUG
BLOCK-OFF PLATE
JUNCTION BOX
CAPACITOR
2
CAPACITOR
1
RELAY 2
RELAY 1
4-PIN
CONNECTOR PLUG
(HIGH VOLTAGE)
3-PIN
CONNECTOR PLUG
(LOW VOLTAGE)
DIVIDER PLATE LOCATION
FAN 1
FAN 2
*On 7
1
/
2
to 12
1
/
2
ton rooftop units, the connector plugs are located
on the left side of the damper.
Fig. 29 — Connector Plug Location in a
3 to 6 Ton EconoMi$er Rooftop Assembly
Fig. 30 — Fan Assembly Components
FIELD-SUPPLIED
WIRING AND CONNECTOR
OA
BLOCK-OFF PLATE
JUNCTION BOX
4-PIN
HIGH-VOLTAGE
CONNECTOR PLUG
Fig. 28 — Junction Box Termination
