2-12. PUMP UNIT (CONT).
Pump Unit/Prime Tank
Clean interior and exterior of prime tank assembly (8) with clean water.
Prime tank assembly (8)
Inspect prime tank assembly (8) for leaks, broken weIds, evidence of rust,
Rubber strip (10)
chipped paint, or other damage.
Be sure that ball valve (9) opens and closes freely. Replace if faulty.
Inspect rubber strip (10) and replace if damaged.
Pump Unit/Hose Assembly
Flush hose assemblies (11 and 12) with hot water. Clean metal parts with
Hose assemblies (11
a rag saturated with dry cleaning solvent.
Shank nuts (13)
Wash exterior of hose assemblies (11 and 12) with general purpose
detergent and water solution. Scrub with a stiff brush, if necessary. Rinse
with clean water and dry all parts thoroughly with wiping rag.
Inspect hose assemblies (11 and 12) for leaks, breaks, loose hose
clamps, or other damage by flexing the hose at various locations along its
Inspect shank nuts (13) for worn or damaged threads, cracks or frac-
tures, and for out-of-roundness.
Inspect gasket (14) for wear or other damage.