The 8816 Commercial Chain Hoist jackshaft operator, available from Doortec Australia , is designed for commercial application to vertical lift, high lift, standard lift, front mount low headroom and commercial sectional overhead doors up to 350sqft with a weight limitation of 1600 lbs. The chain hoist utilises a Bowden cable tensioning system to engage the drive belt.
The 8816 Commercial Chain Hoist jackshaft operator is available in a 3 Button series I and series II controller. The chain hoist engages automatically when the override lever is released. Enough hand chain is provided to accommodate a 12 foot high standard lift door. Additional hand chain may be purchased.
All units offer automatic reversing without a safety edge and associated coil cord or cord reel, timer to close and delay close programming, service due reminder and operations counter.
The 8816 Commercial Chain Hoist jackshaft operator also incorporates an accessory light terminal allowing the integration of a dock light or an interior light. The dock light may be programmed to remain on while the door is open and off when closed.
An interior light may be programmed to function on a 3 minute timer. Radio controls may also be added as well as other manufacturers' radios. Three button controllers require an 871 radio interface module to interface other manufacturers' radio receivers. Almost any accessory may be added to the unit directly or by means of an appropriate accessory card.