Hired-Hand PowerTrak Jr - Manual (Page 4)

Part No. 4801-0172 Rev 10/05 PowerTrak Jr. Page 4 of 18
4. Physical Description/Drawing
Drive Assembly
The drive assembly includes the motor assembly, Acme drive screw, and the load block
assembly.
Wiring Harness
The PowerTrak Jr. is wired through a supplied terminal block on access panel. See Section
"Wiring Diagram, Schematics, etc." for detailed wiring instructions.
Limit Switches
The limit switches for the PowerTrak Jr. are part of the motor. End cap of motor must be
removed to set limit switches. See Section "Setting Limit Switches".
5. Use of Equipment
The PowerTrak Jr. is used for power control of small vents, curtains, or doors by means of a
cable pulley system. Some typical installations follow in the Section "Cabling Options".
Load block
Motor
Drive
screw
Access panel and
electrical terminal
Motor end
cap
Cable openings
at top of cabinet
Mounting holes
Bearing mount
Bearing mount
Mounting holes