Pentax HPV Operating Instructions Manual page 6

Vertical multi-stage centrifugal pumps
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2. SAFETY
RISK OF CRUSHING
During all handling, assembling, maintenance stages always use personal protective equipment
such as gloves, safety shoes and anything else set forth by the laws in force in the country.
RISK OF SLIPPING
Due to wet areas of the floor or with oil.
In order to prevent
the
risk of slipping use the suitable personal equipment
(safety shoes).
RISK OF BREAKAGE OR LEAK OF HIGHLY PRESSURISED WATER
Pay attention to accidental leaks: immediately alert maintenance.
Upon starting up always remember to prime the pump and open the delivery valve: Danger
of overheating.
RISK OF COMPONENT BREAKAGE DURING OPERATION
The manufacturer has used materials and design and constructive procedures suitable for the
intended use and to obtain a reliable and safe device but it is necessary
to comply with the use the assembly (motor / pump) has been designed for as well as with the
inspections and maintenance recommended in chapter 6 "MAINTENANCE".
RISK OF ELECTROCUTION
Jets of water, steam, solvents or paints must be avoided near parts of the pump containing
electrical wires, and especially in close proximity to the electrical panel.
Always power off the electric pump before performing any maintenance operation
Always earth the pump.
RISK FROM UNSUITABLE LIGHTING (where applicable)
The operator and maintenance technician must ensure all areas of the pump are always lit
consistently and in compliance with the provisions
of the regulations in force in the place of installation.
NOISE HAZARD
In the event of application of the pump with motor by other supplier, and in any case of
installation in the pump room, the overall noise level of the premises must be assessed in
compliance with the laws in force in the country.
Pay attention to any abnormal noise emissions during operation.
RISKS FOR UNAUTHORISED USE
Every use of the pump other than that for which it has been designed may cause accidents,
even very severe, to the persons working in its close proximity.
It is therefore extremely important to strictly comply with all rules concerning use, maintenance
and safety contained in this manual.
!
CAUTION
Do not intervene on the pump before closing all gate valves and discharging
the pump's pressure; only with pump stopped and powered off.
RISKS DUE TO HIGH TEMPERATURE
With cold liquids, the pumps are sized and protected so that the temperature of mechani-
cal parts falls within the limits set by the standards.
CAUTION! DANGER OF HIGH TEMPERATURES in the event of applications with hot or
pressurised liquids, in certain areas of the pump especially supports; do not go close to the
pump and only effect procedures with the pump stopped and powered off.
(Fig. 17)
RISKS DUE TO HAZARDOUS LIQUIDS AND ENVIRONMENTS
See special requirements supplied by the plant manufacturer.
6

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