TM 5-4320-300-14 4-12.  CENTRIFUGAL PUMP UNIT INSPECTION Component Acceptable Repairable Not Repairable Air cleaner Clean.  Air flow not restricted. Dirty.  Loose.  Replace assembly No leaks, no damage.  Clamps components. tight.  Mounting bands tight. Fasteners not stripped. Exhaust heat / Clean.  Heat discoloration.  Tight. Dirty.  Loose.  Replace. shield Fasteners not stripped. Weather cap Clean.  Heat discoloration. Dirty.  Loose.  Bound Fasteners tight, not stripped. pivot point.  Replace. Exhaust pipe and Heat discoloration.  No leaks. Loose.  Replace. exhaust manifold No holes.  Tight.  Fasteners pipe tight, not stripped. Muffler Heat discoloration.  No leaks. Loose.  Replace. No holes.  Fasteners tight, not stripped. Battery, cables, Clean.  No corrosion.  Cable ends Dirty.  Loose.  Replace battery box, tight.  No leaks.  No physical components. and cover damage.  Fasteners tight, not stripped. Alternator Clean.  Connections tight.  No Dirty.  Loose.  Replace. assembly corrosion.  Belts tight; not frayed, cut, or damaged.  No physical damage.  Mounting hardware tight, not stripped. Starter motor Clean.  Connections tight.  No Dirty.  Loose.  Replace. assembly corrosion.  Mounting hardware tight, not stripped.  No physi- cal damage. Main wiring Clean.  Slight abrading of sheath Dirty.  Loose.  Tape Harness severed. harness material.  Terminals tight.  No abrasions.  Splice dam- corrosion.  Tie wraps tight. aged individual wires and tape.  Replace tie wraps. Alternator and Tight.  Not frayed, glazed, or Loose.  Replace. fan drive belts cut.  Mounting hardware tight, not stripped. Speed regulating Clean.  Moves freely through Dirty.  Loose.  Replace. throttle cable range.  Mounting hardware tight. Air shutdown Clean.  Connections tight.  No Dirty.  Loose.  Replace. solenoid corrosion.  Mounting hardware tight, not stripped. 4-78