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MHP-TN USER INSTRUCTIONS ENGLISH 71576313 - 02/07
Page 11 of 28 flowserve.com
Motor pump unit
Bareshaft pump
When handling always wear gloves, safety
boots and an industrial safety helmet.
For masses above 25 kg (55 lb), manual
handling is forbidden.
2.4 Storage
Store the pump in a clean, dry
location away from vibration. Leave piping
connection covers in place to keep dirt and other
foreign material out of pump casing. Turn pump at
intervals to prevent brinelling of the bearings and the
seal faces, if fitted, from sticking.
Do not store pumps starting on the fan guard.
The pump may be stored as above for up to 6
months. Consult Flowserve for preservative actions
when a longer storage period is needed.
2.5 Recycling and end of product life
At the end of the service life of the product or its
parts, the relevant materials and parts should be
recycled or disposed of using an environmentally
acceptable method and local regulations. If the
product contains substances which are harmful to
the environment, these should be removed and
disposed of in accordance with current regulations.
This also includes the liquids and or gases in the
"seal system" or other utilities.
Make sure that hazardous substances or toxic
fluid are disposed of safely and that the correct
personal protective equipment is used. The safety
specifications must be in accordance with the current
regulations at all times.
3 PUMP DESCRIPTION
3.1 Configurations
The centrifugal motor pump is designed for the
pumping of cold water or all clear liquids which are
not solid and liquid mixtures, non-corrosive, non-
abrasive when in contact with the pump motor unit
and its working parts (Important: for other liquids
consult Flowserve for beforehand advice).
The MHP-TN pump is a centrifugal, single-stage
pump with axial inlet and outlet in the vertical axis.
The pump must be stored in a non explosive,
ventilated location, sheltered from bad weather, dust
and vibrations.
The reliability of the delivered machine can only be
ensured if it is used according to the conditions given
in this manual. The maximum values specified in this
manual must never be exceeded.
Maximum working pressure at discharge
................................................. 16 bar (232 psi)
Maximum working pressure at suction
................................................. 10 bar (145 psi)
Maximum pumped fluid temperature
- Gland packing without cooling
.............................................. 105 °C (221 °F)
Minimum pumped fluid temperature
.................................................... -10 °C (14 °F)
Maximum ambient temperature.... 40 °C (104 °F)
Maximum solid suspension
........................................50 g/m
3
(0.003 lbm/ft
3
)
Density ..................................1
Viscosity................................ 1 mm
2
/s (31 SSU)
Maximum rotation speed (frequency 50 Hz)
....................................................... 2900 min
-1
The maximum speed is shown on the
pump nameplate.