MAINTENANCE Norman G. Clark is happy to offer assistance with the maintenance and repairs of any of our products.  Some of the key areas are as follows: NEXEN AIR CHAMP CLUTCHES & BRAKES DEUBLIN ROTARY UNION HORTON FAN CLUTCH EMT AIR SHAFTS & CORE HOLDERS FLIGHT SYSTEMS ENGINE SAVER MAINTENANCE & REPAIRS GUIDES.. NEXEN Product Applications & Trouble Shooting Guide Air Champ II T Brakes BD Caliper Brake FMCBE Clutch – Brake Tooth Clutches HORTON  MSC2 Magforce Klondike S & HTS HT650 ECI EC450 DriveMaster RepairKit Iinstallation DEUBLIN Installation & Repairs Guide FLIGHT SYSTEMS Engine Saver Digital Annunciator Model 550