T A B L E O F C O N T E N T S
Steps 3-5
How to Connect Power (120 Vac) Earth Ground Rod
Step 8
Adjusting the Traveling Distance (Limit Switches)
Two Way Adjustable Reversing Sensor
Important:
DO NOT attempt repair or
service of your commercial door and gate
operator unless you are an Authorized
Service Technician.
For Toll Free Technical Support: 1-800-528-2806
www.liftmaster.com
1
2
3
3
4
5
5
6
7
8
9
10
11
12
12
13
14
15
15
16
17
18
19
20
21
22-23
24
24
25
26
27
28
29
30
30
31
32