CECOR SP50 Series - Run Unit in Suction

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SP50 OPERATIONS MANUAL & PARTS LIST (Rev. 3/2021)
6. ONCE THE ENGINE IS STARTED AND RUNNING, REMOVE THE CHOKE.
3.3.4 – RUN UNIT IN “SUCTION”
1. TURN THE SELECTOR VALVE TO “VENT”.
2. CONNECT SUMP CLEANER HOSE TO INTAKE PIPE.
3. CLOSE DISCHARGE VALVE.
4. TURN THE SELECTOR VALVE TO “SUCTION”. VACUUM READING ON
GAUGE LOCATED ON THE CONTROL PANEL WILL DECREASE AND
STABILIZE AT 13 inHg.
5. TURN THE SELECTOR VALVE TO “VENT” POSITION. PRESSURE WILL
DECREASE TO 0 inHg.