Water leakage from under manifold.
Pump runs but produce no flow
Oil Leakage from
Water in oil
Frequent or Premature failure of the packing
Pump looses prime chattering noise, pressure fluctuates.
Pump fails to prime
Pump runs extremely rough,
Loud knocking noise in pump
Pressure Gauge fluctuates
Short bearing life
Slight leak, oil leaking in the area of crankshaft
Excessive play in the end of the crankshaft pulley.