TM 5-4930-244-14 TABLE 2-1.  OPERATOR PREVENTATIVE MAINTENANCE CHECKS AND SERVICES FOR: LUBRICATING AND SERVICING UNIT, MODEL PM92-133 Location Not Fully Item Item to Mission No. Interval Check/Service Procedure Capable if: 41 After Condensate Inspect drain tube (5) for cuts, tears or Hose cut or torn or has Drain Assembly deep abrasions.  Inspect clamp.  (Figure deep abrasions.  Clamp 2-17.) loose or missing. 42 After Gear Lube and Check dispensers (6) for cracks, leaks, or Dispensers are cracked, Oil Dispensers damage. leaking, or damaged. 43 After Reel Unroll each hose assembly (8) and check Hose does not unroll for smooth reel (7)operation. correctly. Inspect reel (7) for structural damage. Reel is bent or cracked. 44 After Air, Lube, and Inspect hoses (8) for cuts, tears, and Hoses cut, torn or Grease Hoses deep abrasions. abraded. Check hoses (8) for leaks. Hoses leak. 45 After Grease Valves Check grease valves (9) for cracks. Parts cracked or damaged. 46 After Condensate Inspect and open condensate drain Not drained daily. Drain Valve valve(10) to drain tank daily. 47 After Front and Rear Inspect jacks (17) for corrosion, cracks or Jacks cracked, badly Jacks warping.  (Figure 2-23.) corroded or warped. 48 After Alcohol Injector Inspect sight gauge (1) and service Alcohol injector is empty. alcohol injector if needed.  (Fig.  2-19.) 49 After Air Filter/Mois- Inspect sight gauge (2) for moisture Moisture separator is full. ture Separator content and drain if needed. 50 After Lube Supply Inspect hoses (3) for cuts, tears, or deep Hoses cut, torn or deeply Hoses abrasions. abraded. 51 After Air Compressor Check oil level (4) in air compressor (5) Oil level is empty or low. Pump and fill if needed. 52 After Air Compressor Check air filter (6) for excessive dirt or Filter dirty, clogged or Air Filter damage.  Replace if needed. damaged. 53 After Pressure Relief Inspect pressure relief valve (8) for Valve damaged. Valve damage. 54 After Ball Valve Inspect ball valve (9) for damage. Valve damaged. 55 After Heater Check heater assembly (1) for cracks Heater assembly is Assembly and damage.  (Figure 2-20.) cracked or damaged. 2-16