| 1 | | Front panel | | |
| 2 | | Profiled seal | | |
| 3 | | Viessmann logo | | |
| 4 | | Strain relief, upper part | | |
| 5 | | Air box floor | | |
| 6 | | Diaphragm grommets (set) | | |
| 7 | | Wall mounting bracket | | |
| 8 | | Vitodens 100 logo | | |
| 1 | | Gasket DN 60 | | |
| 2 | | Boiler flue connection | | |
| 3 | | Plug for boiler flue connection | | |
| 4 | | Flue gasket | | |
| 5 | | Flue gas temperature sensor | | |
| 6 | | Heat exchanger | | |
| 7 | | Condensate hose | | |
| 8 | | Splash trap | | |
| 9 | | Tee union | | |
| 10 | | Gas connection | | |
| 11 | | Gasket A 17 ? 24 ? 2 (5 pce) | | |
| 12 | | Burner | | |
| 13 | | Thermal insulation block | | |
| 14 | | Heat exchanger mounting (set) | | |
| 15 | | O-ring 20.63 ? 2.62 (5 pce) | | |
| 16 | | Condensate hose 400 | | |
| 17 | | Corrugated hose 19 ? 800 with ferrule/bend | | |
| 1 | | Burner gasket (wearing part) | | |
| 2 | | Thermal insulation ring | | |
| 3 | | Cylinder burner gauze assembly (wearing part) | | |
| 4 | | Gasket, burner gauze assembly | | |
| 5 | | Burner door | | |
| 6 | | Gasket, ionisation electrode (5 pce) | | |
| 7 | | Ignition/ionisation electrode | | |
| 8 | | Gasket, burner door flange (wearing part) | | |
| 9 | | Mounting bracket, thermal insulation ring (2 pce) | | |
| 10 | | Radial fan NRG 118 | | |
| 11 | | Gas Valve | | |
| 12 | | Conversion kit G31 | | |
| 13 | | Venturi extension | | |
| 14 | | Gasket A 17 x 24 x 2 (5 pce) | | |
| 1 | | Diaphragm expansion vessel CRI 8 | | |
| 2 | | Diaphragm expansion vessel padding profile | | |
| 3 | | Gasket A 10 x 15 x 1.5 (5 pce) | | |
| 4 | | Diaphragm expansion vessel connection line G 3/8 | | |
| 5 | | Connection elblow HR | | |
| 6 | | Profile hose HR | | |
| 7 | | Spring clip DN 25 (5 pce) | | |
| 8 | | Clip Ø 10 (5 pce) | | |
| 9 | | Clip Ø 8 narrow (5 pce) | | |
| 10 | | O-Ring 20.63 x 2.62 (5 pce) | | |
| 11 | | Air vent valve G 3/8 | | |
| 12 | | Temperature sensor | | |
| 13 | | Circular seal washer 8 x 2 (5 pce) | | |
| 14 | | Profile hose HF | | |
| 15 | | Clip Ø 18 (5 pce) | | |
| 16 | | O-Ring 17 x 4 (5 pce) | | |
| 17 | | Pressure gauge | | |
| 18 | | Clip Ø 8 (5 pce) | | |
| 19 | | Adaptor, hose connector | | |
| 20 | | Thermal circuit breaker | | |
| 21 | | Connection elblow HF | | |
| 22 | | Hydraulics (see hydraulic assembly, system or combi boiler) | | |
| 23 | | Hose 10 x 1.5 x 1500 | | |
| 3 | | Check valve | | |
| 4 | | O-Ring 23.7 x 3.6 (5 pce) | | |
| 5 | | Bypass cartridge | | |
| 6 | | Clip Ø 16(5 pce) | | |
| 7 | | Stepper motor adaptor | | |
| 8 | | O-Ring 19.8 x 3.6 (5 pce) | | |
| 9 | | O-Ring 16 x 3 (5 pce) | | |
| 10 | | Clip Ø 18 (5 pce) | | |
| 11 | | Linear stepper motor | | |
| 12 | | Motor, circulation pump UPM3 15-75 | | |
| 13 | | Safety valve | | |
| 14 | | Hydraulic assembly, system boiler | | |
| 1 | | Cover, wiring chamber | | |
| 2 | | Clip hinge | | |
| 3 | | Profiled seal | | |
| 4 | | VBC 113-D20 control unit | | |
| 5 | | Cable harness x 20 | | |
| 6 | | lgnition cable | | |
| 7 | | Gas valve connecting cable 35 | | |
| 8 | | Fan connecting cable 100 | | |
| 9 | | Cable harness, Stepperr motor AMP-X | | |
| 10 | | Fuse,2.5 A (slow), 250 V (10 pce) | | |
| 11 | | Outside temperature sensor NTC | | |
| 12 | | Cable harness x 21 | | |
| 13 | | Connecting cable, heating circuit pump 20 | | |
| 1 | | Touch-up spray paint, white, 150 ml can | | |
| 2 | | Touch-up paint, white | | |
| 3 | | Special grease | | |
| 4 | | Installation and service instructions | | |
| 5 | | Operating instructions | | |
