Siemens SITRANS LR 400 Application Manual page 2

Step Two: Removing the Standard Emitter
NOTE: For Zone 0 approved models, go to
1. Using an adjustable wrench open to 36mm, loosen
the PTFE emitter assembly from flange.
Step Three: Separating Flange from Horn
1. Turn flange over so it sits flat on the surface with the
horn pointing up
Easy Aimer LR and SITRANS LR 400 Retrofit
Appendix: Zone 0 Emitter Change
AG030612
APPLICATION GUIDE
on page 5.
2. Lift the emitter assembly from the flange.
CAUTION:
•
Be careful not to damage the PTFE emitter!
•
If assembly comes apart, see
2. Remove the four bolts connecting the flange to the
horn using an M8 socket wrench, and then lift the
horn from the flange.
Appendix: Troubleshooting
on page 9.
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