Installation Instructions for
Garage Door and Gate Operator Radio Controls
Models 9921, 9931, 8822, 8832, 8833
Proper installation of your radio controls will assure
READ THE FOLLOWING INSTRUCTIONS
CAUTION: THE FACTORY PRESET CODE MUST BE
TRANSMITTER
Figure 1A
RECEIVER
Figure 1B
years of trouble-free operation.
THOROUGHLY BEFORE STARTING
INSTALLATION
STEP 1: SET YOUR CODING SWITCHES
104384
A. Remove the access cover from the front of the
104385
B.
STEP 4:
OPERATING SYSTEM
CHANGED TO SAFEGUARD AGAINST
UNAUTHORIZED OPERATION.
transmitter by sliding the cover away from the top
of the transmitter. (See Fig. 1A)
Use a small screwdriver or knife to remove small
door on back of receiver to gain access to coding
switches. (See Fig. 1B)
IMPORTANT: THE EXACT SAME CODE
MUST BE SET ON BOTH THE TRANSMITTER
AND RECEIVER. IF JUST ONE SWITCH IS
MISMATCHED THE CONTROLS WILL NOT
FUNCTION.
Models 9931, 8832, 8833: The coding switch in
these models consist of eight or nine small
switches, each of which can be placed in any of
three different positions. (+, 0, -). See fig 2.
CHECK OUT YOUR DOOR