CECOR SP50 Series - Section 6 - Troubleshooting; Suction

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SP50 OPERATIONS MANUAL & PARTS LIST (Rev. 3/2021)
SECTION 6 – TROUBLESHOOTING
6.1 – SUCTION
PROBLEM: THERE IS NO SUCTION WHILE…
1. THE SUCTION PORT IS CAPPED AND DISCHARGE VALVE IS CLOSED
2. THE VACUUM / PRESSURE GAUGE READS “0” SUCTION WITH THE SELECTOR VALVE IN THE SUCTION
POSITION
3. AND AIR IS COMING OUT OF THE MUFFLER
POSSIBLE CAUSE:
SOLUTION:
TANK IS FULL
DISCHARGE THE FLUID OUT OF THE TANK
THE DISCHARGE VAVLE IS OPEN
CLOSE THE DISCHARGE VALVE AND PROCEED
THE FLOAT CONTROL IS HUNG-UP
CLEAN THE FLOAT CONTROL
PROBLEM: THERE IS NO SUCTION WHILE…
1. THE SUCTION PORT IS CAPPED AND DISCHARGE VALVE IS CLOSED
2. THE VACUUM / PRESSURE GAUGE READS “GREATER THAN 10” WITH THE SELECTOR VALVE IN THE
SUCTION POSITION
3. AND AIR IS COMING OUT OF THE MUFFLER
POSSIBLE CAUSE:
SOLUTION:
THE FILTER IS FULL OR BLINDED
EMPTY THE FILTER
THE SUCTION HOSE IS PLUGGED
CLEAN OUT THE HOSE
PROBLEM: THERE IS STILL NO SUCTION.
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