Scheduled Maintenance; Troubleshooting Guide - Genie 2020L Series Operation And Maintenance Manual

S m
CheDuleD aiNteNaNCe
A Monthly:
• Door springs and door hardware:
– Oil door roller, bearings, and hinges using silicone
lubricant or light oil .
WARNING
Do not operate door automatically or manually if springs
are broken . Contact a Genie Factory Authorized Dealer for
service or call Customer Service at 1-800-35-GENIE .
• Balance Door .
– Close door .
– Release Carriage Assembly from Rail Assembly by pulling
down on Emergency Release Knob .
– Raise door manually 3'- 4' and verify that door stays at
that position . See Check Step 2 on page 4 .
When the door is 3' - 4' above the ground, the door
should stay open . Slight movement is acceptable . If
the door moves too much, contact a Genie Factory
Authorized Dealer for service or call Customer Service at
1-800-35-GENIE.
T
RoubleShootiNG
Safe-T-Beam® System Self-Diagnostic Troubleshooting
Source (Red LED)
ON
OFF
OFF
2 BLINKS, Pause
(Repeat)
2 BLINKS, Pause
(Repeat)
3 BLINKS, Pause
(Repeat)
4 BLINKS, Pause
(Repeat)
10
NOTE
G
uiDe
Sensor (Green LED)
ON
OFF
ON
ON
OFF
ON
ON
– Reattach Carriage Assembly to Rail Assembly:
a . Pull the Emergency Release Knob toward
Power Head .
b . Close door .
• Contact Reverse Test.
– Perform Adjustment Step 2 on page 8 .
If the door fails to reverse on contact with the board,
adjust the Close Force Control as specified in Set Limit
Switches and Force Controls on page 9 . If the Opener still
fails, contact a Genie Factory Authorized Dealer for service
or call Customer Service at 1-800-35-GENIE .
FCC AND IC CERTIFIED
All devices comply with Part 15 of the FCC Rules .
Operation is subject to the following two conditions: (1)
this device may not cause harmful interference, and (2)
this device must accept any interference received, includ-
ing interference that may cause undesired operation .
B As Needed:
• Replace Light Bulb
Possible Problem
Normal operation
• Power Head not powered
• Wiring from Power Head bad
• Wiring to Source missing or bad • Check wiring
• Power has been interrupted
• Beam not aligned
• Beam obstructed
• Sensor defective
• Wire to Sensor missing or bad
• Sensor defective
• Sensor receiving interference
• Source not sending pulses
• Source defective
For Help, call 1-800-35-GENIE or visit www.geniecompany.com
WARNING
Solution
None required
• Check breakers, fuses, plugs
• Check wiring for obvious shorts
• Remove power and reapply
• Check Source, Sensor alignment
• Check for obstruction
• Contact Customer Service
• Check wiring
• Contact Customer Service
• Determine source of interference
• Check for sunlight or another
opener on nearby door
• Contact Customer Service
• Contact Customer Service
• Contact Customer Service