Chamberlain BG770 Home Security System User Manual


 
2 Contents
Doc 01-G0674
Rev E
Contents
General Product Information _______________________________________________ 4
Specifications _______________________________________________________________________ 4
Safety Instructions ________________________________________________________ 6
Before Installation____________________________________________________________________ 6
During Installation____________________________________________________________________ 6
After Installation _____________________________________________________________________ 7
Preparing the Installation __________________________________________________ 8
Unpack Carton_______________________________________________________________________ 8
Preparing the Site ____________________________________________________________________ 9
Preparing the Operator _______________________________________________________________ 10
Installation _____________________________________________________________ 11
Step 1: Mounting __________________________________________________________________ 11
Step 2: Arm Fabrication _____________________________________________________________ 12
Step 3: Wiring Connections __________________________________________________________ 13
Step 4: Arm Attachment _____________________________________________________________ 14
Step 5: Arm and Turnbuckle Shaft Adjustments __________________________________________ 16
Step 6: Limit Switch Adjustments _____________________________________________________ 18
Optional Accessories _____________________________________________________ 19
Vehicle Detectors ___________________________________________________________________ 19
Radio Controls______________________________________________________________________ 19
Card Readers, Keypads, or other________________________________________________________ 20
Operating Instructions ____________________________________________________ 21
Electrical Operation__________________________________________________________________ 21
Manual Operation ___________________________________________________________________ 21
Troubleshooting _________________________________________________________ 22
1. Power___________________________________________________________________________ 22
2. Accessories ______________________________________________________________________ 23
3. Primary Voltage Circuit ____________________________________________________________ 23
4. Low Voltage Circuit _______________________________________________________________ 24
General Reference Information_________________________________________________________ 25