Device maintenance and repairs
7.3 Cleaning the Device Front
SIMATIC IPC277E
Operating Instructions, 11/2019, A5E35783335-AE
79
7.3 Cleaning the Device Front
The device is designed for low-maintenance operation. You should still clean the device front
regularly, however.
Unwanted reactions when cleaning the device
You risk unintentional actuation of control elements if you clean the device while it is
switched on.
You may possibly trigger unwanted actions of the device or controller that are liable to
cause personal injury or damage to the machinery.
Always switch off the device before you clean it.
Cleaning Agents
Damage to the HMI device caused by impermissible cleaning agents
Impermissible and unsuitable cleaning agents may cause damage to the HMI device.
Only use a damp cloth for cleaning. Do not use the following cleaning agents:
• Aggressive solvents or scouring powder
• Steam jets
• Compressed air
Procedure
1. Switch off the device. This will not inadvertently trigger functions when touching the
screen and/or the membrane keypad.
2. Moisten only the cleaning cloth, do not spray liquids directly onto the device.
3. Clean the enclosure surface with a damp cloth and make sure that no water enters the
device.
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