| 1 | | Boiler door (with pos. 308) | | |
| 2 | | Studs | | |
| 3 | | Sight glass pack, comprising pos. 004 to 007 | | |
| 4 | | Sight glass frame pack | | |
| 5 | | Gasket | | |
| 6 | | Hose nozzle | | |
| 7 | | Plastic hose | | |
| 8 | | Hose pack Ø 18 mm | | |
| 9 | | Upper insulation block | | |
| 10 | | Lower insulation block | | |
| 11 | | Thermal insulation mat | | |
| 12 | | Packing GF 25 x 15 | | |
| 13 | | Internal pipe | | |
| 14 | | Gasket, flow/return | | |
| 15 | | Gasket, safety valve | | |
| 16 | | Cleaning cover | | |
| 17 | | Packing | | |
| 18 | | Sensor well, boiler water temperature sensor | | |
| 19 | | Sensor well, Therm-Control temperature sensor | | |
| 200 | | Cover panel, front | | |
| 201 | | Cover panel, back | | |
| 202 | | Front panel, top (only for 1600 to 2000 kW) | | |
| 203 | | Front and back panel, top | | |
| 204 | | Front panel, bottom | | |
| 205 | | Back panel, bottom | | |
| 206 | | Side panel | | |
| 207 | | Side panel, control unit | | |
| 208 | | Centre rail | | |
| 209 | | Rail, front right (with pos. 307) | | |
| 210 | | Rail, front left | | |
| 211 | | Rail, back right | | |
| 212 | | Rail, back left | | |
| 213 | | Thermal insulation jacket | | |
| 214 | | Thermal insulation jacket, centre (only for 1000 to 2000 kW) | | |
| 215 | | Thermal insulation mat, back | | |
| 216 | | Thermal insulation mat, back left | | |
| 217 | | Thermal insulation mat, back right | | |
| 218 | | Mounting bracket, back | | |
| 219 | | Mounting bracket | | |
| 220 | | Channel retainer | | |
| 221 | | Cable channel, upper section | | |
| 222 | | Cable channel, lower section | | |
| 223 | | Edge protector | | |
| 224 | | Cover, sensor coupling | | |
| 225 | | Thermal insulation mat, front | | |
| 226 | | Thermal insulation mat, front left | | |
| 227 | | Thermal insulation mat, front right | | |
| 228 | | Mounting bracket, fascia | | |
| 307 | | Vitoplex 300 logo | | |
| 308 | | Viessmann logo | | |
| 20 | | Cleaning brush | | |
| 21 | | Cleaning equipment complete (incl. extraction hook and pos.20) | | |
| 24 | | Burner plate pack | | |
| 25 | | Burner plate gasket*2 | | |
| 229 | | Back panel retrofit kit*3, not shown | | |
| 300 | | Thermal insulation pack | | |
| 301 | | Touch-up spray paint, Vitosilver | | |
| 302 | | Touch-up paint stick, Vitosilver | | |
| 303 | | Installation instructions | | |
| 304 | | Service instructions | | |
| 305 | | Decorative adhesive tape | | |
| 306 | | Flame tube gasket pack | | |