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SECTION VI
MAINTENANCE, DISMANTLING
6.1
Dismantling - General
Avoid serious or troublesome problems by systematic maintenance checks. Study
Section 3.10
as
an aid to your maintenance programme.
Your pump is a precision machine. Take every precaution to avoid damage or even slight burrs to
the shaft bearing areas, as well as any other ground finished surface when dismantling your pump.
It should be understood that the information contained in this manual does not relieve operating
and maintenance personnel of the responsibility of exercising normal good judgement in operation
and care of the pump and its components.
Before performing any disassembly, maintenance and/or inspection on the unit, the following steps
should be taken and warnings observed.
1.
Tag driver controls in the "off" position.
WARNING
Before attempting any inspection or repair on the pump, the driver controls must be in the
"off" position, locked and tagged to prevent injury to personnel performing service on the
pump.
2.
Isolating Pump.
WARNING
Before attempting to disassemble pump, pump must be isolated from system, by closing
suction and discharge system valves, drained of liquid and cooled, if pump is handling hot
liquid.
3.
Draining pump.
A. If handling hot liquids.
WARNING
When the pump is handling "hot" liquid, extreme care must be taken to ensure the safety of
personnel when attempting to drain pump. Hot pumps must be allowed to cool before
draining.
