7. Maintenance and cleaning / 8. Dismounting, return and ...
7.2 Cleaning
CAUTION!
Physical injuries and damage to property and the environment
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Improper cleaning may lead to physical injuries and damage to property and
the environment. Residual media in the dismounted instrument can result in
a risk to persons, the environment and equipment.
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1. Use the requisite protective equipment.
2. Clean the instrument with a moist cloth.
CAUTION!
Damage to the instrument
Improper cleaning may lead to damage to the instrument!
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3. Clean the dismounted instrument, in order to protect persons and the environment
from exposure to residual media.
8. Dismounting, return and disposal
Personnel: Skilled personnel
Tools: Torque spanner
8.1 Dismounting
WARNING!
Physical injuries and damage to property and the environment
through residual media
When dismounting, there is a danger from aggressive media and high
pressures.
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1. Open the pressure relief and switching valve
test pump.
2. Dismount the reference pressure measuring instrument and/or the test item.
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Carry out the cleaning process as described below.
Do not use any aggressive cleaning agents.
Do not use any hard or pointed objects for cleaning.
Before storage of the dismounted instrument (following use) wash or
clean it, in order to protect persons and the environment from exposure to
residual media.
Only disconnect the measuring assembly/test and calibration installations
once the system has been depressurised.
until there is no more pressure in the
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WIKA operating instructions, model CPP7-H