PIVIN & DRAPEAU inc.
18/27
3.2 Main chain adjustment
:
It is very important to maintain the chain tension to a value between 1’’ to 1-1/2’’ of
lowering down for each 10 feet of chain. With the threaded rods at each end of the
chain, adjust the tension following the recommendation.
Fig. 3.2.1
Rear view of the operator
Gate frame post
Tightener
Operator support post
Chain tightener support
Screws
Chain tension
1’’ minimum lowering down for each 10 feet of chain
1-1/2’’ maximum lowering down for each 10 feet of chain
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