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Model T

Medium-Duty Commercial

Drawbar Door Operator

Safety, Installation, and

Service Manual

OSCO requires the use of an electric edge or photoelectric

control for pedestrian protection on all automatic or

remotely controlled door operators.

OPERATOR SPECIALTY CO., INC.

P.O. BOX 128, CASNOVIA, MI 49318

11-14-97

032398

Summary of Contents for Model T

Page 1: ...ety Installation and Service Manual OSCO requires the use of an electric edge or photoelectric control for pedestrian protection on all automatic or remotely controlled door operators OPERATOR SPECIAL...

Page 2: ...ion clutch Dependable roller chain drive Efficient V belt reduction Emergency disconnect for manual operation Double angle track 1 1 2 X 1 1 2 X 1 8 Door speed 0 8 0 9 feet per second 3 Headroom requi...

Page 3: ...hain sufficiently to remove any slack but once again do not overtighten as damage can result Using the 5 16 hardware provided attach the center rail supports to the rails Step 2 Header Bracket Positio...

Page 4: ...uld be brought into the operator with no smaller than No 12 wire For proper wire gauge refer to Wiring Specifications on Page 10 Electrical power must be ample and not taken from an overloaded line as...

Page 5: ...be wrong If the door closes when the OPEN button is pressed or vice versa any two of three motor leads must be reversed DO NOT REVERSE THE PUSHBUTTON LEADS TURN OFF POWER TO THE OPERATOR BEFORE MAKING...

Page 6: ...transformer C Check for a defective STOP button or loose connec tion in the stop circuit Door will not open from OPEN button but will close from CLOSE button A Make sure the open limit switch is not h...

Page 7: ...OSCO Model T Instructions Page 7 11 14 97...

Page 8: ...43 2100 801 Header Rail Support Bracket 22 2500 445 Motor 1 2 HP 115V 1 Phase Rail Pairs 1 1 2 x 1 1 2 42 2100 634 10 8 Long for 8 Door 2100 635 12 8 Long for 10 Door 2100 636 14 8 Long for 12 Door 21...

Page 9: ...OSCO Model T Instructions Page 9 11 14 97...

Page 10: ...ded for the operator power connection 4 Select the gauge for control wiring from the bottom chart For distances of more than 350 feet a long distance interface is required 5 Wire run calculations are...

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