Vaillant Sieb 074514 VCI 196+246/3-5 (R3,5) VCI 206+266/5-5 R2 VCI 206+266/5-5 R4 VCI 206+266/5-5 R5 VCI 206+266/5-5 R6 VCW 194+244/3-C VCW 194+244/4-5 (R1), 204+254/4-7 (R1,2) VCW 194+244/4-5 A R6, 204+254/4-7 A R6 VCW 194+244/4-5 A, VCW 204+254+/4-7 A VCW 195/3-C (R1) VCW 195+245/4-5 (R1) VCW 196/2-C VCW 196/3-5 A (R3-5) VCW 196+246 E-C VCW 196+246/3-5 (R3,5) VCW 204+254/3-E VCW 205+255/3-E (R1) VCW 206/7-2 VCW 206+266/5-5 R2 VCW 206+266/5-5 R4 VCW 206+266/5-5 R5 VCW 206+266/5-5 R6 VCW 246/2-C VCW 266/5-7 VIH CL 20 S