Don, I have replaced at least 100 W201 exp valves & you don't need to remove much at all. Loosen the suction line at the clamp & pull both suction & pressure lines away from the valve & then un-bolt the valve from the evaporator.
Flat rate is 1 hour.

__________________
MERCEDES Benz Master Guild Technician (6 TIMES)
ASE Master Technician
Mercedes Benz Star Technician (2 times)
44 years foreign automotive repair
27 Years M.B. Shop foreman (dealer)
MB technical information Specialist (15 years)
190E 2.3 16V ITS SCCA race car (sold)
1986 190E 2.3 16V 2.5 (sold)
Retired Moderator