Maintenance And Repair Work; Replacing The Display; Remove Existing Display - Siemens SITRANS L LU240 Compact Operating Instructions

Service and maintenance

8.3 Maintenance and repair work

Maintenance during continued operation in a hazardous area
There is a risk of explosion when carrying out repairs and maintenance on the device in a
hazardous area.
● Isolate the device from power.
- or -
● Ensure that the atmosphere is explosion-free (hot work permit).
8.3 Maintenance and repair work
Impermissible repair of the device
● Repair must be carried out by Siemens authorized personnel only.
Humid environment
Risk of electric shock.
● Avoid working on the device when it is energized.
● If working on an energized device is necessary, ensure that the environment is dry.
● Make sure when carrying out cleaning and maintenance work that no moisture penetrates
8.3.1

Replacing the display

8.3.1.1

Remove existing display

To remove display for wiring or to replace a damaged display, follow steps below:
1. Turn lid by hand in a counter-clockwise direction to remove it from device.
2. Remove display by gently turning the display a quarter turn counter-clockwise, to free it
from the enclosure.
3. Pull up to disconnect display cable from connector. The display is now free to lift out of
enclosure.
(Dispose of a damaged display according to local regulations.)
44
WARNING
WARNING
WARNING
the inside of the device.
SITRANS Probe LU240 with mA/HART
Compact Operating Instructions, 10/2018, A5E42673704-AB