i had a thread on here awhile ago about how to check if your refrigerant level is low.

i have a 86 190E 2.3-16.

i remember something about a viewing window on the dryer. but i don't remeber what i should be looking for. something about bubbles

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Current
2006 E320 CDI, 57K bought at 67K "Liesl"
1986 190E 2.3-16, 198K bought at 56K "Brigitta"
1987 300TD (Chuggin Along), 292K "Friedrich"
1995 E320 Wagon, 200K "Louisa"

Past
1987 300SDL, (sold) 125K, bought for 1$ "Kurt"