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Guardian
Garage Door Opener
21230L
Guardian 21230L User Manual
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2
Table of Contents
Limit Warranty
2
Contents
3
Rear and Follow These Important Safety Instructions
4
Product Features
5
Door Test
6
Tools Required for Assembly and Installation
6
Components Identification and Inventory
7
Fastener (Parts in Screw Bag) Identification
7
Assembly
8
Installation
9
Mounting the Front Bracket
9
Mount Power Head to Ceiling
10
Door Arm, Bracket and Plate Installation
11
Installing the Standard Wall Push Button
12
Setting Personal Transmitter Access Codes
12
To Set Receiver
12
Installation of Silent Guard Photoeyesystem
13
Connecting the "Silent Guard Photoeyesystem"
14
Final Alignment and Test
14
Adjustment
15
Force/Sensitivity Adjustment
16
Setting Force/Sensitivity Adjustment
16
Down Force/Sensitivity Adjustment
16
Up Force/Sensitivity Adjustment
16
Testing the Safety Reverse System
17
Testing the Photoeyesystem
17
Final Installation
18
Make Sure that
18
Troubleshooting
19
After the Installation
20
Rail and Hardware Parts List
21
Rail and Hardware Parts List
22
4
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Guardian 21230L Specifications
General
Horsepower
1/2 HP
Drive Type
Chain Drive
Security
Rolling code technology
Battery Backup
No
Remote Control
Yes
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