Troubleshooting; Disposal; Warranty Information - Dometic P030 Installation And Operation Manual

Troubleshooting

8 Troubleshooting
Use the instructions that follow to resolve occurrences that are not a result of defective workmanship or materials.
Problem
The flow is insufficient or
nonexistent.
The pressure is low.
The pump is no longer
primed.
The pump is using an
excessive amount of power.
The pump is vibrating or
making a loud noise.

9 Disposal

Place the packaging material in the appropriate
M
recycling waste bins, whenever possible. Consult
a local recycling center or specialist dealer for
details about how to dispose of the product in
accordance with all applicable national and local
regulations.
16
Possible Cause
There is an air leak in the suction piping.
The pump has not been primed.
The system head is higher than expected.
There is a closed valve.
The viscosity or specific gravity is too high.
The suction lift is too high or there is
insufficient NPSH.
There is a clogged suction line or impeller
vane.
The motor is rotating incorrectly.
There is air or gas in the liquid that is running
through the pump.
The impeller diameter is too small.
The system head is lower than expected.
The motor is rotating incorrectly.
There is a leak in the suction piping.
The voltage is too low.
The specific gravity or viscosity is too high.
The pump is cavitating from improper suction
or feed.
The pump is not mounted securely.
Recommended Solution
Check the pipe connections and tighten the seals.
Ensure the pump head is filled with fluid before starting.
Check the application requirements; a larger pump may
be required.
Open the suction and discharge valves.
Check the fluid mixture concentrations.
Ensure the proper inlet pressure. The pump should be
either below water level or in a fully pressurized loop.
Check the inlet strainer and pump lines, and remove
debris.
Check the wiring to ensure the installed configuration
matches wiring diagram on the pump.
Bleed the air out of the system using an automatic bleeder
or manually open a bleeder line at the highest point.
Check the application requirements; a larger pump may
be required.
Check the application requirements; a smaller pump may
be required.
Check the wiring to ensure the installed configuration
matches the wiring diagram on the pump.
Check the pipe connections and tighten the seals.
Check the generator power output to ensure it is
maintaining the proper voltage.
Check the fluid mixture concentrations.
Ensure the proper inlet pressure is maintained. Check the
inlet strainer and the pump lines, and remove debris.
Use vibration isolators between the pump mount and the
mounting surface.

10 Warranty Information

LIMITED WARRANTY AVAILABLE AT
WWW.DOMETIC.COM/WARRANTY.
IF YOU HAVE QUESTIONS, OR TO OBTAIN A COPY
OF THE LIMITED WARRANTY FREE OF CHARGE,
CONTACT:
DOMETIC CORPORATION
MARINE CUSTOMER SUPPORT CENTER
2000 NORTH ANDREWS AVENUE
POMPANO BEACH, FLORIDA, USA 33069
1-800-542-2477
Magnetic-Drive Centrifugal Pump
EN