For a small community, Greenfield, Mo., was plagued with what appeared to be major inflow and infiltration (I&I) problems. The sewer pipes...
1 Read the Installation,
Operation and Maintenance Manual for your pump before installing, operating or
performing maintenance on the pump or its related equipment.
pumps can cause severe burns and injury. If overheating of pump casing occurs:
pump to cool to air temperature.
and cautiously vent pump at drain plug.
to Installation, Operation and Maintenance Manual before restarting.
3 Do not
operate pump without all guards and shields in place.
approach any pump that has been in operation.
5 Pump only
liquids for which the pump was designed.
6 Do not pump
flammable or corrosive liquids unless pump and piping are designed for such.
pump with suction and/or discharge closed is one cause of severe overheating.
direction of rotation -- operating pump in wrong direction may cause impeller
to unscrew and damage pump casing or other pump parts.
9 Locate the
pump in an accessible location, as close as safely possible to the liquid to be
10 Check all
lubricants before installation and operation and in accordance with maintenance
11 When lifting
pumps, use only lifting equipment in good repair with adequate capacity.
operate a self-priming pump unless the pump casing is filled with liquid. Doing
so may damage the pump. The pump will not prime unless the pump casing is
filled with liquid.
13 Do not
remove the coverplate, fill port cap, gauge port plug, or drain plug from any
overheated pump. Allow pump to cool to air temperature. Check pump temperature
before opening coverplate, fill port, gauge port plug or drain plug.
14 Do not
operate pump against a closed valve.
15 Check the
suction strainer regularly to be sure that it is not clogged.
16 Secure the
pump so that it cannot move after it is in its operating position.
operate pumps in explosive or volatile atmospheres unless they are designed to
be operated in these environments.
18 Check the
pump thoroughly upon delivery for any shipping damage.
19 Never wear
loose clothing around machinery.
20 Always read
and keep the Installation, Operation and Maintenance Manual for your pump.
overhauling pumps, never remove or cover warning tags and labels.
22 Be sure that
only experienced personnel operate machinery.
working on pumps with electric motors and panels, LOCK control panel in the OFF
control panel cannot be locked, pull main fuse or circuit
24 Drain pump
completely of water before freezing weather.
25 Do not work
in underground pump systems alone or without adequate ventilation.
Used with permission from The Gorman-Rupp Company. Copyright
2002, The Gorman-Rupp Company, all rights reserved. For further information,