Member International Door Association
Member California Operator
and Door Association
St. License # 372022
909-599-6685 or 626-967-3441
Superior Garage Door Inc. - 525 East Edna PlaceCovina, CA 91723 Click to E-Mail FAX: 909-599-2808
909-599-6685 or 626-967-3441
Repairs, Maintenance & Service
Superior Garage Door, Inc. recommends and provides thorough and quality service for all makes and models of garage doors and operators. We are fully stocked with parts for all of your door and operator needs. You will find our staff to be professional, courteous and prompt.
CALL TODAY! 1-800-410-DOOR (3667) or (909) 599-6685
Check and tighten all fasteners
All our services include the following important features:
Check opener features and functions
Check List - Sectional Door
1. Check and lubricate all hinges
2. Check condition of all rollers
3. Check condition of lifting cables
4. Check condition of bottom lifting fixtures
5. Check door operation and balance
6. Check, adjust and lubricate springs
7. Check condition of lifting drums
8. Check all nuts and bolts
1. Check & lubricate all pivot points
2. Check condition and age of springs
3. Check all supporting hardware
(Lock assy., handle, bumpers, etc.)
4. Check and adjust truss rods
5. Check door condition and operation
6. Check all nuts and bolts
1. Check condition and tightness of all
nuts and bolts
2. Check operation of opener and lubricate'
3. Check reversing feature
4. Check secondary safety features
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