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IMPORTANT
SAFETY NOTICES
This manual MUST be attached to the wall in close proximity to the door.
Model 451/452
Read these instructions carefully before attempting installation. If in
question about any of the procedures, do not perform the work. Instead,
have a trained door systems technician do the installation or repairs.
Copyright 2008 Wayne-Dalton Corp. Part No. 338306 New 5/27/2008
An overhead door is a large heavy object that moves with the help of springs under high tension. Moving objects and springs under tension
can cause injuries. For your safety and the safety of others, follow these instructions:
1. Wear protective gloves during installation to avoid possible cuts from sharp metal edges.
2. It is always recommended to wear eye protection when using tools, other wise serious eye injury could result.
3. Operate door ONLY when properly adjusted and free of obstructions.
4. Keep door in full view while operating it. Watch the door open or close completely before leaving the area.
5. Should the door become hard to operate or completely inoperative, a qualifi ed door agency should correct the problem to prevent
damage to the door or serious personal injury.
6. DO NOT PERMIT children to play with the garage door or the electrical controls. Fatal injury could result, should the child become
entrapped between the door and the fl oor.
7. To prevent serious injury or death, avoid standing in the open doorway or walking through the doorway while the door is moving.
8. Use lift handles/step plate when manually operating the door. DO NOT place fi ngers into section joints when operating the door.
9. Remove pull rope if door is operated by an electric opener.
10. Door is constantly under EXTREME SPRING TENSION. To prevent possible serious injury or death, adjustments, repairs, removal, or
installation, ESPECIALLY of SPRING ASSEMBLIES, CABLES, or BOTTOM BRACKETS, should be performed ONLY by qualifi ed door
service people.
11. Check door and its hardware monthly for loose, worn, or broken parts. Have any repairs or adjustments made by a qualifi ed door agency.
12. Have the door professionally inspected once a year.
13. Lubricate hinges, springs and rollers once a year.
COMMERCIAL GARAGE DOOR INSTALLATION
INSTRUCTIONS AND OWNER’S MANUAL
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