CECOR SP50 Series - Discharge; Muffler Leaking Fluid

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SP50 OPERATIONS MANUAL & PARTS LIST (Rev. 3/2021)
6.2 – DISCHARGE
PROBLEM: UNABLE TO DISCHARGE TANK CONTENTS WHEN…
1. THE SUCTION PORT IS CAPPED AND DISCHARGE VALVE IS CLOSED
2. UNDER PRESSURE, VACUUM / PRESSURE GAUGE READS “6” PSI
3. UNDER VACUUM, VACUUM / PRESSURE GAUGE READS OVER “10” inHg
POSSIBLE CAUSE:
SOLUTION:
THE TANK DISCHARGE VALVE IS CLOSED
OPEN THE DISCHARGE VALVE
THE DISCHARGE HOSE IS PLUGGED
UNPLUG THE HOSE BY BENDING THE HOSE IN THE
PLUG AREA WHILE THE SUMPCLEANER IS UNDER
VACUUM
DISCHARGE HOSE IS KINKED
REPLACE THE HOSE
DISCHARGE PIPE IS PLUGGED
CLEANOUT TANK
PROBLEM: UNABLE TO DISCHARGE TANK CONTENTS WHEN…
1. THE SUCTION PORT IS CAPPED AND DISCHARGE VALVE IS CLOSED
2. UNDER PRESSURE, VACUUM / PRESSURE GAUGE READS “0” PSI
3. UNDER VACUUM, VACUUM / PRESSURE GAUGE READS OVER “10” inHg
POSSIBLE CAUSE:
SOLUTION:
THE PRESSURE RELIEF VALVE MAY HAVE FAILED.
SHOULD NOT FLOW OUT OF THE RELIEF AT
PRESSURES UNDER 6 PSI
REPLACE RELIEF VALVE
WORN GASKET
REPLACE WORN GASKET
PROBLEM: STILL UNABLE TO DISCHARGE.
1. RUN UNIT ON “SUCTION” THEN “PRESSURE”. IF THE VACUUM / PRESSURE GAUGE READS “0” IN BOTH
INSTANCES, THE PROBLEM COULD BE ONE OF THE FOLLOWING:
POSSIBLE CAUSE:
SOLUTION:
THE SELECTOR VALVE
INTERNALLY CLEAN AND LUBRICATE SELECTOR VALVE
THE TANK PORT IS OPEN
RUN THE UNIT ON PRESSURE AND CHECK FOR LEAKS /
UNSECURED PORTS
6.3 – MUFFLER LEAKING FLUID
PROBLEM: FLUID IS COMING OUT OF THE MUFFLER
POSSIBLE CAUSE:
SOLUTION:
FLOAT CONTROL IS ALLOWING FLUID TO BYPASS
INSPECT FLOAT CONTROL. CLEAN OR REPLACE
EXCESSIVE COOLANT FOAMING
CONSULT COOLANT SUPPLIER
EXCESSIVE TURBULANCE IN THE TANK
CHECK TO SEE IF AIR IS BEING SUCKED INTO THE
DISCHARGE PIPE
QUICKLY SWITCHING THE SELECTOR VALVE FORM
“SUCTION” TO “DISCHARGE” THEN BACK WHEN TANK
IS FULL
ALLOW TANK TO STABILIZE IN ONE MODE OF
OPERATION BEFORE SWITCHING TO ANOTHER MODE
OF OPERATION