Maintenance And Care - Siemens SIMATIC KTP400 Basic Operating Instructions Manual

Maintenance and care

7.1 Maintenance and care
Introduction
The HMI device is designed for maintenance-free operation. The touch screen and keyboard
membrane should nevertheless be cleaned regularly.
Requirements
Use a cleaning cloth dampened with a cleaning agent to clean the equipment. Only use
water with a little liquid soap or a screen cleaning foam.
NOTICE
Unintentional response
When cleaning the touch screen, an unintentional response in the controller can be
triggered by touching keys.
Switch the HMI device off before cleaning to prevent unintentional responses.
Damage caused by unauthorized cleaning products
The HMI device may be damaged if compressed air, steam jet-air ejectors, aggressive
solvents or scouring powders are used for cleaning purposes.
Do not clean the HMI device with compressed air or steam jet blowers. Do not use
aggressive solvents or scouring powder.
Procedure
Proceed as follows:
1. Switch off the HMI device.
2. Spray the cleaning solution onto a cleaning cloth.
Do not spray directly onto the HMI device.
3. Clean the HMI device.
When cleaning the display wipe from the screen edge inwards.
KTP400 Basic, KTP600 Basic, KTP1000 Basic, TP1500 Basic
Operating Instructions, 08/2008, A5E01075587-01
7
77