Series 1970 Gemco ™ Drive-ChekTM Control Catalog . . . OFFERS ENGINEERED PROTECTION FROM . . .
DESCRIPTION DRIVE-CHEK INDICATOR SWITCH The DRIVE-CHEK is a multi-purpose sub base that is mounted under a chain or belt driven mechanism. The unit serves three purposes; namely, a broken chain or belt detector, a chain or belt tightener, and a shock and vibration isolator. Function and Installation A Gemco Indicator Switch is provided with each DRIVECHEK Unit to indicate when a drive belt or chain failure has occurred.
MOUNTING and SET-UP for GEMCO DRIVE-CHEK with DRIVE CHAIN UNIT 1. Align Drive Sprockets and mount DRIVE-CHEK base using 5/16" bolts. 2. Engage proper length drive chain to allow hinge plate to be parallel to the base when drive chain is tight. 3. Attach flexible conduit to allow free movement of the hinge plate. 4. Set switch adjustment bolt to engage indicator switch if the drive chain breaks. 5. Tighten adjustment bolt locknut. 6.
DRIVE-CHEK DIMENSIONS FOR SERIES 1980 NEMA 1 NEMA 4 and 12 Dimensions shown apply when platform and base are parallel. NO. OF CIRCUITS 2-4 5-6 7-8 9-12 13-16 17-20 21-24 A B C D 7.31 9.75 12.19 17.07 23.48 28.36 33.24 4.42 6.86 9.30 14.18 20.60 25.48 30.36 5.00 5.00 5.00 5.00 5.50 5.50 5.50 9.75 9.75 9.75 9.75 10.25 10.25 10.25 NO. OF CIRCUITS 2-4 5-6 7-8 9-12 13-16 17-20 21-24 A B C D 7.31 9.75 12.19 17.07 23.48 28.36 33.24 4.42 6.86 9.30 14.18 21.62 26.50 31.38 5.00 5.00 5.00 5.00 7.
