65-5211 High Cycle Modification for Model T & SD (M24 Mod)
65-5211 High Cycle Modification for Model T & SD (M24 Mod) is available for shipping.
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Description
Description
Helps to extend the life of 1/2 HP belt drive door operator that are used on doors where frequency of use is expected to be more than 100 cycles per day. Consists of heavy‑duty roller bearings on all shafts and upgrades to #41 drive chain. Must be factory installed.
NOTE: Not necessary on gear-reduced operators. Not available on side-mount Belt Drive Door Operators.
