Vaillant Wartungshahn 0020187026 VCC 206/4-5 150 (R1) VCC 266/4-5 150 (R1) VIH K 300 VIH K 300 R1 VIH K 300 R2 VIH QW 190/1 E VIH R 120+150+200/6 B VIH R 120+150+200/6 H VIH S2 250+350/4 B VSC 146+206/4-5 150 (R1) VSC 146+206/4-5 200 (R1) VSC 146+206/4-5 90 (R1) VSC 266/4-5 150 (R1) VSC 266/4-5 200 (R1) VSC D 146+206/4-5 150 R1 VSC D 146+206/4-5 190 R1 VSC S 126+196/2-C VSC S 126+196/3-5 (R1) VSC S 126+196/3-5 R2,3 VSC S 146+206/4-5 150 (R1) VSC S 146+206/4-5 190 (R1) VSC S 196-C 200 VWL 58+78+128/5 IS