Instruction Manual

Wiring Diagrams
Single Speed, Single Phase Motor
When ground is required, attach to ground A or B with No. 6 thread
forming screw. To reverse, interchange T-1 and T-4 leads.
3 Phase, 9 Lead Motor
To reverse, interchange any 2 line leads.
2 Speed, 2 Winding, Single Phase Motor
When ground is required, attach to ground A or B with No. 6 thread
forming screw. To reverse, interchange T-1 and T-4 leads.
2 Speed, 1 Winding, 3 Phase Motor
To reverse, interchange any 2 line leads. Motors require magnetic
control.
Single Speed, Single Phase, Dual Voltage
When ground is required, attach to ground A or B with No. 6 thread
forming screw. To reverse, interchange T-5 and J-10 leads.
2 Speed, 2 Winding, 3 Phase
To reverse: High speed-interchange leads T11 & T12.
Low speed-interchange leads T1 & T2. Both speeds-interchange any
2 line leads.
Final Installation Steps
1. Inspect fasteners and setscrews, particularly fan mounting and bearing fasteners, and tighten according to the
recommended torque shown in the table Recommended Torque for Setscrews/Bolts.
2. Inspect for correct voltage with voltmeter.
3. Ensure all accessories are installed.
Min. Max. Size
Wrench
Torque
No. 10 3/32" 28 33 3/8"-16 240
1/4" 1/8" 66 80 1/2"-13 600
5/16" 5/32" 126 156 5/8"-11 1200
3/8" 3/16" 228 275 3/4"-10 2100
7/16" 7/32" 29 348 7/8"-9 2040
1/2" 1/4" 42 504
5/8" 5/16" 92 1104
3/4" 3/8" 120 1440
Hold Down Bolts
Setscrews
Size
Key Hex Across
Flats
Recmmended Torque
Recommended Torque for Setscrews/Bolts (IN/LB)
6