28 more vacuum manuals added

28 more vacuum user manuals, service manuals and parts lists were added recently:

- Clarke: 1 vacuum manual, 1 vacuum service manual, 5 vacuum parts lists
- Dayton: 7 vacuum manuals
- Dyson: 3 vacuum manuals
- Koblenz: 1 vacuum service manual
- Minuteman: 1 vacuum manual, 1 vacuum parts list
- Nilfisk: 1 vacuum parts list
- Tennant: 1 vacuum manual
- Windsor: 4 vacuum manuals, 2 vacuum parts lists

Dayton vacuum cleaner manuals

(commissions earned)Operating instructions & parts manuals:
- Dayton 12Z214 / 3VE18A / 3VE19A / 3VE20A / 3VE21A Wet/Dry Vacuum (Nov 2012)
- Dayton 12Z214A / 1UG91D / 2RPD8A / 3VE21B / 3VE22 / 4TB87B Wet/Dry Vacuum
- Dayton 1UG91C / 2RPD8 / 3VE22 / 4TB87A Wet/Dry Vacuum
- Dayton 1VHF9 / 1VHG1 Wet/Dry Vacuum (Jan 2013)
- Dayton 22XJ47 / 22XJ48 Wet/Dry Vacuum
- Dayton 22XJ47A / 22XJ48A Wet/Dry Vacuum (Dec 2015)
- Dayton 3VE18B / 3VE19B / 45UZ57 Wet/Dry Vacuum (Dec 2015)

Repair parts manuals:
- Dayton 3VE23 / 4TR11B / 4TR12B / 4TR13B Wet/Dry Vacuum (with operating instructions attached at the end)