Page 2 - Raritan Macerator Pump Owners Manual L552-0619

Designed to empty marine and RV holding tanks Smart Macerator Control (SMC)
OPERATION
of normal waste and fish boxes of scales and SMC monitors motor and pump to prevent dry
residual waste. The unique dual-cut blade design run and overload.
ensures waste is ground up thoroughly. Marine Turn on switch (ESR03A) to activate Macerator
pump out must be in proper discharge zones only. Pump.
This macerator will not handle hard objects, rags, SMC control has following features:
or feminine napkins. 1. If pump does not prime within 7 seconds,
The optional Smart Macerator Control (SMC) SMC control will shut down the pump.
monitors pump motor and prevents pump 2. If pumps runs dry for 5 seconds, SMC
damage due to priming failure or dry running. control will shut down the pump.
It also protects motor against overload. If power 3. If pump draws more than 20 amps, control
to control is not turned off, smart control will will shut down pump.
prevent impeller sticking by jogging impeller once 4. LED at the switch and on the board will flash
every seven days of non- use. if there is shut down due to priming failure
or dry run. LED will stay on if shutdown is
PUMP IS INTERMITTENT DUTY ONLY! due to overload. SMC control can be reset
• Make sure Waste valve to pump and discharge by turning off and on switch. Power need
valve [if equipped] are both open. Turn on not be turned off.
momentary switch and pump out tank. 5. If power is not turned off to the control,
• When tank is empty, pump will get louder with control will jog macerator pump for few
a high pitch sound. Immediately turn pump milliseconds every seven days if non use to
off, or damage to impeller and housing will prevent binding of impeller.
occur. If pump is equipped with SMC, pump
will turn off after 5 seconds of dry running NOTE: This jog feature will function when
• If not equipped with SMC, do not run pump switch is in the OFF position.
dry for more than 15 – 20 seconds. Flush tank
and pump with water after each use. This
macerator will handle normal waste, tissues,
cigarettes, fish scales, etc. It is not designed
to handle large hard objects such as large
bones or fruit pits.
A Maintenance Tip!
Periodic Maintenance and Storage: Flush with Loosen stuck impeller by turning
water after each use. Check wire connections oc- motor shaft clockwise from rear
casionally. After periods of non-use, impeller can with a flat-tipped screwdriver.
stick. To loosen, open rear shaft cover and turn
motor shaft clockwise with a flat tip screwdriver.
Then replace shaft cover. For extended periods of
non-use, pump impeller can be lubricated by run-
ning a small amount of mineral oil through hold-
ing tank system.

Maintenance: Turn off all power!
Rear end cap/ motor shaft slot access:
Remove cap over the shaft

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