Stahl YL5IS Series, Operating Instructions Manual, Page: 17 / 19

252163 / YL560300010
2016-04-20·BA00·III·en·00
Maintenance and repair
17
Intrinsically Safe Combination Signal -
105 dB (A) / LED Beacon
Series YL5IS
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9 Maintenance and repair
9.1 Maintenance
9.2 Repair
9.3 Returning the device
Use the "Service form" to return the device if repair or service is required. On the internet
site "www.stahl-ex.com" under "Downloads > Customer service":
• Download the service form.
• Fill out the service form.
• Send the device along with the service form in the original packaging to
R. STAHL Schaltgeräte GmbH.
10 Cleaning
• To avoid electrostatic charging, the devices located in potentially explosive areas may
only be cleaned using a damp cloth.
• When cleaning with a damp cloth, use water or mild, non-abrasive, non-scratching
cleaning agents.
• Do not use aggressive detergents or solvents.
CAUTION
Risk of electric shock or malfunction of the device due to unauthorized work!
Non-compliance can result in light injuries!
• Before carrying out work on the device, switch off voltage supply.
• Work performed on the device must only be carried out by authorized
and appropriately trained qualified electricians.
Observe the relevant national regulations in the country of use.
DANGER
Explosion hazard due to improper repair!
Non-compliance results in severe or fatal injuries.
• Repair work on the devices must be performed only by
R. STAHL Schaltgeräte GmbH.