Post Bracket Installation; Operator Mounting And Travel Distance Adjustment - Chamberlain CHLA250EVC Manuel D'installation

5. MECHANICAL INSTALLATION

5.3 Post Bracket Installation

CHLA250EVC
1. Using the post bracket as a reference, mark and drill the holes for the post bracket.
2. Attach the post bracket using the correct fastening material based on existing installation (building / material substance). Please consult the gate manufacturer.
3. The slots on the post bracket allow for alignment. When the post bracket is level tighten the nuts.
Level
NOTE: For brick or concrete posts please use correct dowels and screws. Please maintain correct distance to the post edges. For metal posts please consider the post thickness and weld or
bolt the bracket directly to post. For timber posts please use correct screws and if required use reinforcement plates.
Caution: The fastened brackets must not loosen after installation and during operation.

5.4 Operator Mounting and Travel Distance Adjustment

1. Align the holes on the operator to the post bracket holes and connect using the circlip pin and circlip.
2. Release the operator clutch with the release key (see page 8).
3. Bring gate leaf to the CLOSED position.
NOTE: The system must operate with:
CHLA250EVC only with external gate hard stops in both directions.
4.1 Installation with external gate hard stops: (gate hard stops already installed):
a. Pull out the tube completely and make 1 complete turn of the tube in clockwise direction see (picture 4.1.a).
b. Connect the operator arm with the gate leaf bracket (see picture 4.1.b or 4.1.c).
c. Preliminary fix the gate bracket on the gate leaf. Ensure that the gate touches the external hard stop. Consider the dimensions A and B from Table 1.
d. Manually open and close the gate to the required positions. Ensure the operator arm does not bind and gate is moving smoothly.
e. Make permanent connection of the gate bracket at chosen correct position.
5. Repeat the procedure for the unit on the opposite side.
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