Miele S 421i - Page 5

Technical Information
5
S
2xx, S 3xx & S 4xx Canister Vacuums
Figure 1-22: S 421i, S 422i, S 424i, S 426i ...................................................................... 11
Figure 1-23: S 434i, S 436i, S 438i ................................................................................... 12
Figure 1-24: S 442i ........................................................................................................... 12
Figure 1-25: S 444i ........................................................................................................... 12
Figure 1-26: S 446i, S 447i, S 448i ................................................................................... 12
Figure 1-27: S 3xx Components ....................................................................................... 13
Figure 1-28: S 4xx Components ....................................................................................... 14
Figure 1-29: 9.3cm Adapter Sleeve to Connect New and Old Accessories ..................... 20
Figure 1-30: 9.3cm Swivel Adapter Sleeve to Connect the Locking Electric Brush.......... 20
Figure 1-31: 20cm Swivel Adapter Sleeve to Connect Lockable Accessories ................. 21
Figure 4-1: S 3xx Dustbag Change Indicator ................................................................... 23
Figure 4-2: S 4xx Dustbag Change Indicator ................................................................... 24
Figure 4-3: Suction Power Curve ..................................................................................... 24
Figure 4-4: Phase-Chopping Control ................................................................................ 27
Figure 5-1: Dustbag Compartment Lid, S 4xx .................................................................. 28
Figure 5-2: Accessory Compartment Lid, Hinges and Springs (S 2xx Shown) ................ 29
Figure 5-3: Dustbag Holder, S 25x ................................................................................... 29
Figure 5-4: Dustbag Holder, S 27x ................................................................................... 30
Figure 5-5: Dustbag Holder, S 3xx ................................................................................... 30
Figure 5-6: S 3xx and S 4xx Dust Channel ...................................................................... 31
Figure 5-7: S 25x Cap Assembly ...................................................................................... 32
Figure 5-8: S 27x Rear Casing ......................................................................................... 33
Figure 5-9: Cap Assembly, S 4xx ..................................................................................... 33
Figure 5-10: Rear Casing, S 25x ...................................................................................... 34
Figure 5-11: Rear Casing, S 27x ...................................................................................... 34
Figure 5-12: Rear Casing, S 3xx ...................................................................................... 35
Figure 5-13: Rear Casing, S 4xx ...................................................................................... 35
Figure 5-14: Foot Switches, S 25x and S 27x .................................................................. 36
Figure 5-15: Foot Switch, S 3xx ....................................................................................... 36
Figure 5-16: Foot Switch, S 4xx ....................................................................................... 37
Figure 5-17: Potentiometer Cover, S 2x4i and S 2x5i ...................................................... 38
Figure 5-18: Catches on Potentiometer Control, S 2x4i and S 2x5i ................................. 38
Figure 5-19: Potentiometer Control, S 2x4i and S 2x5i .................................................... 38
Figure 5-20: Rotary Potentiometer, S 3xx ........................................................................ 39
Figure 5-21: Slide Potentiometer, S 3xx ........................................................................... 39
Figure 5-22: +/- Buttons, S 3xx ......................................................................................... 40
Figure 5-23: Electronic +/- Buttons, S 3xx ........................................................................ 40
Figure 5-24: S 4xx Slide Potentiometer ............................................................................ 41
Figure 5-25: Foot-Operated Power Selector, S 4xx ......................................................... 42
Figure 5-26: S 4xx Electronic Removal ............................................................................ 43
Figure 5-27: S 27x Plug Housing ...................................................................................... 44
Figure 5-28: Sensor Removal for Models S 280i - S 282i ................................................ 45
Figure 5-29: Cap Assembly with Lug, S 25x Models ........................................................ 46
Figure 5-30: Brake Lever Top Edge, S 25x Models ......................................................... 46
Figure 5-31: S 27x Power Cord Removal ......................................................................... 47
Figure 5-32: S 3xx Power Cord Removal ......................................................................... 47
Figure 5-33: S 25x Motor Assembly ................................................................................. 48
Figure 5-34: S 27x Motor Assembly ................................................................................. 49
Figure 5-35: S 4xx Motor with Holding Bracket ................................................................ 50
Figure 5-36: S 4xx Motor with Central Bearing ................................................................. 51