Use these kit sets to properly service vital equipment functions, including air & water regulators, foot controls, delivery systems, assistant's instrumentation, and vacuum. These kits should be used once per year or every 1,500 hours, whichever occurs first. Includes: • Syringe PM kits (2) - 90.1613.00 • Water cartridge assembly, OTC (3) - 38.1780.00 • 300/500 self contained water system PM kit - 90.1612.00 • Foot control III PM kit - 90.0593.00 • 4 position control block diaphragm - 38.1787.00 • 3 position control block diaphragm - 38.1833.00 • Tri vac canister PM kit - 90.1644.00 • Standard HVE PM kit - 90.1641.00 • 15 mm HVE PM kit - 90.1643.00 • Standard saliva ejector PM kit - 90.1642.00 • Air & water pressure regulator PM kit - 90.1758.00