Troubleshooting - Kärcher SSE-503007A Operator's Manual

PROBLEM
PUMP NOISY
PRESENCE OF
WATER IN OIL
WATER DRIPPING
FROM UNDER PUMP
OIL DRIPPING

TROUBLESHOOTING

POSSIBLE CAUSE
Air in suction line
Broken or weak inlet or discharge
valve springs
Excessive temperature of liquid
Foreign matter in valves
Worn bearings
Oil seal worn
High humidity in air
Piston packing worn
Piston packing worn
O.R. Plunger retainer worn
Cracked ceramics
Oil seal worn
Cracked manifold
620-622 • 9.800-187.0 • Rev. 9/10
SOLUTION
Check water supply and connections on suction line.
Check and replace if necessary.
Reduce to below 60°C (140°F).
Check and clean if necessary.
Check and replace if necessary.
Check and replace if necessary.
Check and change oil twice as often.
Check and replace if necessary.
Check and replace if necessary.
Check and replace if necessary.
Check and replace if necessary.
Check and replace if necessary.
Check and replace if necessary.
17