Norton 7500 Series Door Closer 7700PTO Support Unit Pull Side Template
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Notes:
- Do not scale drawing.
- Right hand door shown. Same dimensions apply for left hand door, measured from centerline of hinge or pivot.
- Template information based upon use of 4-1/2" hinges or 3/4" offset pivots.
- Dimensions are shown in inches and millimeters (mm).
- Hollow metal doors require channel or box-type reinforcement when thru-bolt mount is specified.
- Sex-nuts are required for wood or plastic faced fire-door installations.
- Minimum thickness recommended for reinforcements in hollow metal doors and frames is .1046 (2.66) unless noted otherwise.
- Minimum ceiling clearance for closer unit is 2" (50).
- Maximum door opening is 110°.
| Preparation for Fasteners | |||
|---|---|---|---|
| Fasteners Door or Frame Drill-Sizes | |||
| Standard |
1/4" - 20 machine
screw |
Metal |
Drill: #7 (0.201" dia.)
Tap: 1/4" - 20 |
| Sleeve nuts and bolts |
Hollow
Metal |
9/32" (7 mm) through;
3/8" (9.5 mm) door face opposite to closer |
|
| Aluminum or Wood | 3/8" (9.5 mm) through | ||
| Optional | Through-bolts and grommet-nuts | All |
9/32" (7 mm);
3/8" (9.5 mm) dia. x 3/8" (9.5 mm) deep on door opposite to closer |
Norton Series 7700PTO Support Unit
Combination Door Closer-Holder with Single Point Hold Open Hinge (Pull) Side of Door Installation
