Originally Posted by
Jasper2009
You need to go through passport control and probably re-clear security at MUC. There´s no need to collect / re-check baggage.
As an UA 1K you can access both the LH J and the LH SEN lounges which all have showers, though there may be a long waitlist in the morning.
OP is traveling non-Schengen>Schengen zone: only has to go through passport control. No security.
Existing thread from LH forum on MUC connections
http://www.flyertalk.com/forum/lufth...MUC+connection