PRECAUTIONS
The following precautions should be taken when working with metering pumps.
Please read this section carefully prior to installation.
Protective Clothing
!
ALWAYS wear protective clothing, face shield, safety glasses and gloves when working on or near your
metering
pump. Additional precautions should be taken depending on the sol ution being pumped. Refer
to Material Safety Data Sheets for the solution being pumped.
Hearing Protection
!
It is re commended that h earing p rotection be used if the pu mp is in an environment where the time -
weighted average sound level (TWA) of 85 deci bels is exceeded. (as measured on the A scale -- slo w
response)
Electrical Safety
!
• Remove power and ensure that it remains off while maintaining pump.
• DO NOT FORGET TO
CONNECT T
HE PUMP TO EARTH
• Electric protection of the motor (Thermal protection or by means of fuses) is to correspond to
the rated current indicat
ed on the motor data plate.
Liquid Compatibility
!
Verify if the material s of construction of the wetted
components of your pump are recommended for the
solution (chemical) to be pumped.
Pumps Water “Primed”
!
All pumps are tested with water at the factory. If your proce
ss solution is not compatible with water, flush
the Pump Head Assembly with an appropriate solution before introducing the process solution
Plumbing and Electrical Connections
!
Always adhere to your local plumbing and electrical codes.
Line Depressurization
!
To reduce the risk of che mical contact durin g disa ssembly o r maintenance, the su ction and disch arge
lines should b
e depressurized before servicing.
Over Pressure Protection
!
To ensure safe operation of the system it is recommended that some type of safety/pressure-relief valve
be installed to protect the piping and other system components from damage due to over-pressure.
Lifting
!
This manual should be used as a guide only - Follow your company’s recommended lifting procedures. It
is not intended to replace or take precedence over recommendations, policies and procedures judged as
safe due to the local environment than what is contained herein.
!
Use lifting equipment that is rated for the weight of the equipment to be lifted.
i
www.motralec.com / service-commercial@motralec.com / 01.39.97.65.10
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