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MAGNUM 620D PUMP OPERATION / MAINTENANCE MANUAL
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Install fittings and transfer tubes. See Figure 4-8.
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Reconnect both air supply and fluid lines.
Figure 4-8
4.9 TESTING
Performance Test
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With the air supply at 0 psi open the air supply valve
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Increase the air pressure until the pump starts to cycle
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Record the start pressure, Target = less than 30psig
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Pump must prime and even cycling must be achieved
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Increase pressure to 60 psi and allow pump to run for 5 minutes
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Check for fluid leaks, listen for air leaks, and check for irregularity
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Prepare the pump for drying
Dry Pump
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Connect vacuum hose to discharge line
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Connect purge line to fluid inlet
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60 psig Supply Pressure
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Cycle pump & vacuum dry by rotating pump side to side for 30 seconds.
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Turn off Air Supply and allow the pump to purge for 5 minutes.
Dry Suction
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40 psig Supply Pressure Target
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Record Suction Value
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Target = >8 in-Hg.