CONNECT THE WIRING
1. Wire unit following diagram. Run electrical cable as direct as
possible to unit. Do not allow cable to touch sides or top of unit
after installation is complete.
O N / O F F
S W I T C H
B L K
L I N E
W H T
I N
G R D
S W I T C H B O X
ON / OFF SWITCH
(purchase separately)
SWITCH BOX
120 VAC
LINE IN
ATTACH THE GRILLE
1. Squeeze grille springs together and insert springs into slots in
motor plate.
2. Push grille up against ceiling.
B L K
B L K
W H T
M
W H T
G R D
U N I T
BLACK
WHITE
RECEPTACLE
GROUND
(bare)
WIRING
PLATE
SLOT IN MOTOR PLATE
GRILLE SPRING
SERVICE PARTS
2
1
5
KEY NO.
PART NO.
1
97018333
2
97018310
3
99080656
99080634
4
99020300
5
99260425
*
97018554
*
97018326
6
99270982
7
98009611
*
97015170
8
97014922
9
97003932
10
98008868
11
99170245
12
99150471
* Not shown assembled.
Order replacement parts by "PART NO." - not by "KEY NO."
MODELS 50NT • 80NT
Page 4
12
10
11
7
6
8
4
3
DESCRIPTION
Grille Assembly
Motor Plate Assembly
Motor (50NT)
Motor (80NT)
Blower Wheel Assembly
Motor Nut - Hex Keps
Blower Assembly (50NT)
(includes Key Nos. 2 thru 5)
Blower Assembly (80NT)
(includes Key Nos. 2 thru 5)
Receptacle
Wire Panel
Wire Panel Assembly -
(includes Key Nos. 6 & 7)
Housing
Damper/Duct Connector
Wiring Plate
Screw, #8-18 x 3/8
Ground Screw
99044581C
9