Installation Guide
4 MM371W / MM372W Installation Instructions MM371W / MM372W Installation Instructions 5
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L
T
V
Q
K
U
 ● Using a permanent marker, mark the center of 
the mounting locations for the gate post bracket 
subassembly.
 ● Remove the operator arm from the gate post and 
gate brackets.
 ● Mark the center of the mounting locations for the 
gate bracket.
 ● Open the gate and reattach the operator to the gate 
bracket.
 ● Ensure that the operator arm is level and the 
brackets are securely clamped.
 ● Secure the post pivot bracket in place by installing 
the hardware shown. Tighten both bolts (O and Q).
 ● Remove the gate post and gate brackets.
 ● Use a hammer and center punch to mark the center of 
the mounting locations.
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Step 6
Step 5
Step 7
Step 8
Step 9
PULL-TO-OPEN OPERATOR MOUNTING PULL-TO-OPEN OPERATOR MOUNTING
 ● Using a drill and 7/16” drill bit, 
drill the necessary holes to 
mount the gate post and gate 
brackets. 
Note: Some installations may 
require additional reinforcement 
be installed on the gate.
 ● Secure the gate post bracket 
subassembly with the supplied 
hardware as shown.
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