Mechanical / Electrical Issues - ProMinent DULCOMETER PH-501 Assembly And Operating Instructions Manual

Condition

7.5.3.6 Mechanical / Electrical Issues

Condition
Indicator light at the
control panel is on.
Wastewater is
backing up
Blower/pump not
working
System not in run
mode
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Possible Cause
Possible Cause
Air intake is blocked
Air discharge or vent
line is blocked
MBR is flooded
Blower failed
Obstruction in the
incoming sewer
Obstruction in the
discharge piping
Pumps failed
Flow rate to the MBR
is too high
Fuse blown
Motor is overloading
Power failed
Kill switches are
mistakenly pushed in
Power failure/outage
1291 California Avenue, Brockville, ON K6V 5W3
Potential Remedies
Perform membrane autopsy on membrane
cassettes
Potential Remedies
Clean intake screens on blower housing
Check air filter on blower for blockage
Check discharge line and vent line visually
or with drain cleaning equipment for
obstructions
Determine the cause of flooding, e.g., line
obstruction, high flows, etc., and fix it
Determine if blower failure was caused by
an obstructed intake or discharge line
Investigate overheating (i.e. internal thermal
overload protection), short-circuiting, or
other electrical failure, and mechanical
failure (i.e. bearing failure) and correct it
Check the inlet pipe leading to the MBR
visually or with drain-cleaning equipment
Check the permeate piping and later field
piping visually or with drain-cleaning
equipment
Check the operation of pumps as per pump
manufacturer's specifications
Check if the maximum flow rate to the MBR
is within the limits as per design
specification
Electrician to check
Electrician to check
Electrician to check
Ensure kill switches (on control panel/wall)
are not pressed;
Electrician to check
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(800) 420-4056 / www.newterra.com
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