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Installation Instruction and User Guide
20.MAINTENANCE
Daily maintenance：
1.
No particular maintenance is required for the logic circuit board.
2.
Check the door at least twice a year if it is properly balanced,and all working parts are in
good working condition or not.
3.
Check the reversing sensitivity at least twice a year,and adjust if it is necessary.
4.
Make sure that the safety devices are working effectively.
5.
Before installing a Flash light，please make sure the rate is within 5 Watt.
The use of roller door openers under the following conditions can ensure and prolong
the service life of openers：
1.
Garage door spring balance manual operation to open or close the maximum
force does not exceed 20 kg.
2.
If the Roller door is stuck or unbalanced, trained and authorized professionals are
required to perform repairs in a timely manner，the cost of repairs beyond the
warranty time shall be paid by the buyer.
3.
Please keep the product invoice as proof of purchase and attach it to this manual，to
determine the date of purchase if warranty service may be required
This product is not covered by warranty due to the following reasons：
1.
Non-compliance with installation, operation, maintenance and testing of this product.
2.
Repair, dismantling, re-installation by non-professionals, or moving the product to another
location after installation, etc.
3.
Damage caused by using any controller other than ours.
4.
Problems related to roll doors or roll door hardware causing product damage.
5.
Problems caused by power failure or battery, bulb, fuse, power surge, power shock, fire,
flood, rain, water, lightning or storm.
6.
Electrical failure due to water or liquid ingress.
7.
Without proper repairs or maintenance.
8.
Any unauthorized or non-professional modification of the product.
9.
Violent operation or excessive load will affect the service life of the automatic roller door
motor and cause damage.
21
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