ABB SCK, System Manual

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224 System Manual SCK Gas Sampling System 42/23-81 EN Rev. 4
Shutting down the system
These instructions describe how to shut down the gas sampling probe. Note that
the cooling water should only be drained if the system is shut down for prolonged
periods or if it is subsequently disassembled. Otherwise the cooling water can stay
in the system.
Risk of injury in the area of the gas sampling system due to moving or fall-
ing parts, hot surfaces, hot cooling water, anti-freeze, compressed air, lubri-
cating oil
Wear general personal protective equipment:

Closed overalls with long trousers and long sleeves
 Safety shoes
 Safety gloves suitable for mechanical work
 Safety glasses

Protective helmet
 If necessary, additional protective equipment if prescribed by the operator.
danger of burning due to hot surfaces during and after operation of the gas
sampling system.
 Do not touch the gas sampling system during and after operation.

Do not touch the gas sampling system until it has cooled down to 50 °C. Specifi-
cally, do not touch
 the cooling module,
 the heated sample gas line,
 the connection box for the heated sample gas line on the retractor,

the heated sampling filter,
 the entire gas sampling probe,
 the metal structure of the retractor,
 the shutter of the duct opening.
 If it is unavoidable to touch hot components, wear a face mask against heat,
heat-proof gloves and protective welder's clothing.
Danger of injury to skin and eyes in the event of contact with cooling water
or anti-freeze.
 Avoid contact with the cooling water and the anti-freeze.
 Wash any cooling water and anti-freeze off the skin immediately with water and
soap.
 If cooling water or anti-freeze gets in the eyes despite protective glasses, rinse
them thoroughly under running water, holding the eyelids open.
 Observe instructions in the anti-freeze manufacturer's safety data sheet.
The following conditions must be met:
 The system is switched off at the main switch.
Meaning
Mechanical, thermal
and material dangers
Hot surfaces
Harmful
anti-freeze
Requirements