Dyson DC19 Service Manual
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- Manual (25 pages) ,
- Instruction manual (20 pages) ,
- Operating manual (19 pages)
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Summary of Contents for Dyson DC19
- Page 1 service manual Issued 03/07...
- Page 2 service manual Root Cyclone Technology 187,000G 200,000G...
- Page 3 service manual Technical Introduction Electrical safety testing Circuit overview General notes Fitting notes Main body - dismantle Main body - assemble Diagnostic Loss of suction/pick up No power Burning smell Thermal cut-out activating Noisy Parts recognition Pre-filter cover & UMC assy Motor assy LMC assy Cyclone &...
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Page 4: Electrical Safety Testing
Introduction Introduction This manual is written specifically for dyson trained engineers and covers the DC19 and DC20 range. The service instructions assume that the engineer has the approved tools and test equipment with them. Electrical safety testing Ensure that at all times during the... -
Page 5: Circuit Overview
service manual Circuit overview Resistance values Complete circuit (points 1-2) = 7Ω approx. Cable rewind: Live (points 1-3) = 1Ω max. Neutral (points 2-6) = 1Ω max. Switch (points 3-4) = 1Ω max. Motor assy (points 5-7) = 7Ω approx. -
Page 6: General Notes
Before attempting any repairs it is vital to ensure the product is totally isolated from the mains supply and that accidental reconnection cannot occur. All screws used in DC19 and DC20 are M3.5 x 16 Torx T-15 unless otherwise stated. - Page 7 service manual Unclip the post filter cover catch using a flat bladed screwdriver. Carefully remove the cover and filter. Unclip the pre-filter cover from the locating point on the upper motor cover (UMC). Pull the pre-filter cover away from the machine until it releases from the hinge points.
- Page 8 service manual UNDERSIDE VIEW OF THE UMC IDENTIFYING THE POSITIONS OF RELEVANT COMPONENTS See fig. 9 See fig.10 -11 See fig. 9 See fig. 8...
- Page 9 service manual To remove the bleed valve, carefully push out from the outside of the UMC using a thin, flat bladed screwdriver. Press the lower retaining clip from inside the UMC to remove the cable collar. Separate the collar from the cable. To remove either actuator or spring, unclip from the inside of the UMC with the aid of a pair of long nosed pliers.
- Page 10 service manual Remove the cable rewind from the lower motor cover (LMC) assembly. Unclip the fly leads from the side of the motor bucket. Unclip the connector insulator, and the wires within from each other. Pull the motor bucket out of the LMC assembly.
- Page 11 service manual Prise a thin, flat bladed screwdriver under the cyclone inlet. Then slide the inlet off the LMC assembly. To refit, slide onto the LMC assembly and refit To remove the bumper strip, unclip the retainers and the screw. forcefully push the bumper strip away from the LMC.
- Page 12 service manual Main body - assemble Refit the wiring harness into the bucket if previously removed. Ensure the grommet is adequately sealed. Refit the fancase seal onto the base of the motor. Fit the motor mount onto the motor plate. Align the motor plate and mount onto the motor as shown.
- Page 13 service manual Lower the motor bucket into the LMC ensuring the lugs on the motor bucket mount locate into the channels provided. Position the switch holder into the LMC assembly. When positioned correctly the switch button will point directly upwards. Locate the cable rewind assembly ensuring it sits within the LMC as shown.
- Page 14 service manual Locate the cable through the UMC. Position the LMC vertically. Locate the UMC onto it ensuring that the UMC grille is seated centrally to the fancase seal. Refit the 6 screws. Open the cable collar and fit over the cable. Locate Firmly press the wheels onto the side of the product.
- Page 15 service manual Refit the post filter as shown, ensuring that the filter scrim is positioned with the 'teeth' down (pad filter only). Place the end of the hose assembly into the cyclone inlet. Clip the hose retainer onto the front of the product.
- Page 16 service manual Symptom: Loss of suction/pick up Action Possible cause Image Ensure telescopic wand is fully extended in use. Check telescopic wand for air leakage. E E nsure telescopic wand is fully extended in use. Check telescopic wand for air leakage. If leakage is found, replace telescopic wand Brushbar not spinning Remove soleplate from floor tool and inspect for blockages around brushbar, and in...
- Page 17 service manual Symptom: No power Action Possible cause Image Socket wiring fault Check customer's plug socket - field service only (refer to technical section) Faulty fuse Check fuse for correct rating - UK only (13amp). Test resistance, (1Ω max.) Open circuit across Visual check of mains cable, plug and fly leads.
- Page 18 service manual Symptom: Burning smell Action Image Possible cause Broken/worn belt (DC20 Replace Turbo head only) Worn brushbar (DC20 Check brushbar for obstructions, wear, incorrect fit - replace only) Check post filter for carbon build up. Check motor (commutator, windings, brushes, Motor failure carbon build-up) Symptom:...
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Page 19: Motor Assy
service manual Pre-filter cover & UMC assy Upper Pre-filter Seal Exhaust Seal Pre-filter Cover Assy Screw Cable Rewind Actuator Bleed Valve Housing Spring Lower Bleed Valve Pre-filter Seal Pre-filter Assy Bleed Valve O-Ring Switch Actuator Spring Spring Cable Collar Motor assy Wiring Harness Motor Bucket Fancase... - Page 20 service manual LMC assy Post Filter Cover Post Filter Scrim Cable Rewind Assy Post Filter LMC Assy Switch HEPA Filter Switch Holder Assy Connection Insulator HEPA Seal Rear Wheel Bumper Strip Assy Castor Body Cyclone Inlet Assy Castor Roller Axle Cyclone &...
- Page 21 service manual Wand & hose assy Flat Out Head Assy Mini Turbine Hard Floor Head Assy Tool Assy Contact Head Assy Wand Handle Assy Turbine Head Extension Tube Assy Assy Instruction Pack Brushbar Assy Soleplate Assy Hose Assy Fastener Adaptor Square Brush Stair Tool...