Instruction Manual

7 Maintenance and repairs
57 B-290 Operation Manual, Version I
7 Maintenance and repairs
This chapter gives instructions on all maintenance work to be performed in order to keep the
instrument in good working condition.
!
Danger
Death or serious poisoning by inhalation or incorporation of dried particles during maintenance.
• Wear safety goggles
• Wear safety gloves
• Wear a suitable protective mask
• Wear a laboratory coat
• Clean all parts thoroughly
• Only maintain the instrument in ventilated environments
• Do not inhale dried particles
• Stop drying gas flow before opening the drying circuit
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Warning
Death or serious burning by electric current.
• Switch off the instrument, disconnect the power cord and prevent unintentional restart before
removing housing or parts of it
• Do not touch parts inside the instrument with wet hands
• Do not spill liquids over electronic components
• Do not squeeze cables, tubes or other items at reassembling
• Exchange defective cabling or tubing before reassembling
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Warning
Death or serious injuries by compressed air and gases.
• Depressurize air and gas circuit first
• Wear safety goggles