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service manual

Issued 10/06

Undo the two screws in the rear of the duct

assembly.

Undo the four cheesehead screws in the

front of the undercarriage assembly.  

52

15

Fitting notes

Remove the micro switch cover from the side

of the undercarriage assembly.

Carefully release the micro switch from the

housing.

50

49

Remove the undercarriage assembly from

the base of the duct assembly.  Whilst doing so
ensure the micro switch assembly and coiled
cable assembly are fed carefully through the
undercarriage assembly. 

51

53

Summary of Contents for DC18 All Floors

Page 1: ...Issued 10 06 service manual...

Page 2: ...Telescope Reach TM wand Quick draw wand for instant high reach cleaning Multi Cyclone technology Advanced Dyson cyclone technology No clogged filters no loss of suction The lightweight that doesn t lo...

Page 3: ...ntle Duct replacement assemble Sub assemblies cleaner head dismantle Sub assemblies cleaner head assemble Sub assemblies duct assembly Sub assemblies internal cable looms assembly Sub assemblies wand...

Page 4: ...easy to steer to clean tight places The central pivot on the cleaner head ensures that the head maintains perfect contact with the floor even when the machine is turning To give great pick up there i...

Page 5: ...to any service activity Ensure at all times during service and testing that consumers pets and children are not exposed to any live electrical supply Insulation test points Electrical testing all floo...

Page 6: ...BLE NEUTRAL INTERNAL CABLE RED UPRIGHT SWITCH LOOM DEPRESSED COILED CABLE LOOM COILED CABLE LOOM MOTOR CLEANER HEAD CLEANER HEAD TCO SWITCH PCB BOARD PCB BOARD PCB BOARD PCB BOARD PCB BOARD BB MOTOR I...

Page 7: ...assembly Switch area Upright Micro Switch Brushbar Switch Main On Off Switch Rectifier Board TCO Reset Switch Vac motor area 1 2 3 4 5 6 8 9 10 12 11 13 14 15 16 17 18 22 21 19 20 7 4 service manual I...

Page 8: ...nts 1 1 2 2 a an nd d 5 5 3 Check continuity of powercord on off switch and internal cable neutral wire only N No o p po ow we er r tto o tth he e v va ac c m mo otto or r b br ru us sh hb ba ar r m m...

Page 9: ...nual are separated into the following assembly sections Cleanerhead Cyclone and bin Duct Wand handle and hose Undercarriage General notes Motor assembly Press the catch on the wand handle assembly to...

Page 10: ...front of the duct assembly If necessary the pre filter can be removed checked from inside the top of the cyclone assembly 5 Pull the lower cable winder off the rear of the duct assembly 4 If necessar...

Page 11: ...and post motor seal out of the duct assembly 10 Pull the motor retaining seal out of the duct assembly 11 Lift the motor retainer off the motor 13 Lift the motor out of the inner bucket 14 Undo the fo...

Page 12: ...ress the motor mount onto the motor 18 Press the motor inlet seal onto the base of the motor ensuring that all edges of the seal are in full contact with the motor 17 Unclip both wires from the motor...

Page 13: ...detail on the cover keys onto the motor mount It may be necessary to adjust the orientation of the motor to align the motor retainer with the screw bosses Refit the 3 screws 21 Align the motor retain...

Page 14: ...25 Refit the lower cable winder onto the rear of the duct assembly Refit the 2 cheesehead screws 26 Undo the short screw on the underside of the swivel 29 Clip the end of the hose into the wand handle...

Page 15: ...rel wheel axle 32 Slide the barrel wheel axle out of the yoke assembly Remove the barrel wheel assembly 33 Remove the internal hose assembly from the yoke assembly 36 Remove the yoke assembly and inte...

Page 16: ...ont of the yoke assembly 37 Refit the e clip onto the end of the barrel wheel axle 40 Position the yoke assembly onto the front of the undercarriage assembly 38 Position the barrel wheel assembly betw...

Page 17: ...se release catch on the bottom of the hose assembly Remove the hose assembly 46 Carefully separate the two halves of the connector housing assembly using a thin flat bladed screwdriver 47 Undo the Tor...

Page 18: ...52 15 Fitting notes Remove the micro switch cover from the side of the undercarriage assembly Carefully release the micro switch from the housing 50 49 Remove the undercarriage assembly from the base...

Page 19: ...the duct and the four cheesehead screws on the front of the undercarriage assembly Carefully locate the upright micro switch onto the two retaining pips in the undercarriage assembly Dress the wires n...

Page 20: ...wdriver Carefully force both switches out of the switch housing Detach all wires from both switches 60 61 17 Fitting notes Switch cover and powercord assembly removal Undo the four screws in the rear...

Page 21: ...er and powercord assembly fitting Attach the neutral wires together Clip the connection insulator over the cables Neatly dress the cables into the channels provided 66 Fit the cable protector onto the...

Page 22: ...mbly Failure to do so may result in the inability to turn the brushbar off using the switch Once the arm is located press the switch cover onto the duct assembly Refit the four screws in the rear of t...

Page 23: ...four screws in the lower duct cover Remove the lower duct cover and lower duct cover seal 75 Duct replacement dismantle B Be ef fo or re e c co on nt ti in nu ui in ng g t th he e f fo ol ll lo ow wi...

Page 24: ...he duct Lower the inner bucket into the new duct assembly Note ensure the grommets on the coiled cable and micro swich loom seal against the openings in the base of the duct Locate the internal cable...

Page 25: ...fo ol ll lo ow wi in ng g p pa ar rt ts s s sh ho ou ul ld d b be e f fi it tt te ed d a as s p pr re ev vi io ou us sl ly y s sh ho ow wn n Powercord and switch cover pages 18 19 Undercarriage assem...

Page 26: ...93 Remove the two screws in the lower brushbar motor cover 96 Remove the five Philips screws in the soleplate assembly 94 Remove the lower brushbar motor cover from the base of the brush housing 97 I...

Page 27: ...ly out of the brushbar motor cover 104 If replacing the motor it will be necessary to remove the O ring from the old brushbar motor and fit onto the new 101 Lift the brushbar motor out of the brush ho...

Page 28: ...ead connector block wire from the PCB assembly 105 Push the bumper off the front of the brush housing 108 Release the cleaner head connector block from the brushbar motor cover using a blunt ended scr...

Page 29: ...he ropeseal and fit into the new brush housing Prise the swivel catches and springs off the side of the brushbar motor cover 113 Remove the two cheesehead screws from the front of the brushbar motor c...

Page 30: ...7 Align the swivel catch spring with the locator on the brushbar motor cover Press the swivel catch into place 115 Slide the brushbar motor cover onto the brush housing assembly Refit and tighten the...

Page 31: ...eatly securely into the retaining clips provided 122 Refit the TCO reset switch Attach the two wires to the TCO reset switch Dress all wires neatly into the retaining clips provided 123 Position the f...

Page 32: ...and the catch on the rear clips over the retainer on the brushbar motor undertray Refit the five screws 131 dyson Refit the ropeseal into the lower brushbar motor cover if previously removed 129 Alig...

Page 33: ...hbar and twist into place The tool clip can be prised out of the side of the duct using a screwdriver Slide a new tool clip into the side of the duct and press over the retainer 136 137 133 Retighten...

Page 34: ...mly press the wand release catch and spring under the ribs on the rear of the duct Push the catch into position until it clips into place The micro switch loom assembly cleaner head coiled cable loom...

Page 35: ...emove simply push off the top of the wand handle assembly 144 To refit push firmly onto the retainers on the wand handle assembly 145 The micro switch cam assembly can be removed from the micro switch...

Page 36: ...the front of the undercarriage Lift the gimble lock cover and spring out of the undercarriage Remove the gimble lock pin 33 Fitting notes To replace the rear wheels simply undo the circlip on the rear...

Page 37: ...f the pedal needs replacing undo the screws on either side of the undercarriage 155 156 157 Prise the pedal lugs out the side of the undercarriage Remove the pedal To replace the pedal plunger or spri...

Page 38: ...Locate the end of the spring onto the retaining channel in the undercarriage Press the pedal plunger hinge points in to the retainers in the undercarriage 162 Once fitted position the undercarriage in...

Page 39: ...t in reverse To replace the bleed valve undo the two screws in the underside of the cyclone cap assembly Remove the bleed valve cap bleed valve spring and bleed valve housing from the cyclone cap asse...

Page 40: ...172 Should it need replacing the bin seal simply pulls off the cyclone assembly When refitting ensure the locating tab on the seal aligns with the recess on the cyclone assembly 171 To replace the bi...

Page 41: ...provided before fitting the switches and remaining wires Ensure that all wires are securely clipped to the switches All wires must be securely located into the retaining clips provided Fitting notes...

Page 42: ...block are securely located into all retaining clips provided and are clear of any screw bosses S Sc cr re ew w b bo os ss s S Sc cr re ew w b bo os ss s Inner bucket Ensure that all looms are securely...

Page 43: ...or Seal Screw Motor Retainer Ring Motor Retainer Seal Motor Mount Motor Motor Inlet Seal Cleanerhead Coiled Cable Loom Assy Microswitch Loom Assy Internal Cable Looms Assy Internal Cable Assy 1 2 HEPA...

Page 44: ...ng 24 Spring Tool Clip Exhaust Seal Crevice Tool Clip Inlet Seal Duct Motor Mount Lower Duct Cover Seal Lower Duct Cover Cyclone Release Catch Spring Spring Wand Release Catch Cable Protector Powercor...

Page 45: ...6 Spring 97 Lock Arm Assy 89 Pedal 88 Stabiliser Wheel 87 Axle 86 94 Plastic Washer 82 Screw 84 Micro Switch Cover 85 Micro Switch Housing 83 E Clip 80 Barrel Wheel Axle 81 76 Internal Hose Assy 95 Sw...

Page 46: ...Issued 10 06 43 Parts Cyclone Cap Assy 102 Pre Filter Assy 103 Bin Seal 104 Cyclone Assy 105 FDC Seal 106 Bin Assy 110 Bin Base Assy 111 Bleed Valve Assy 107 Spring 108 Bleed Valve Cap 109 Cyclone an...

Page 47: ...plate Assy Soleplate Wheel Soleplate Wheel Kit Assy Screw Axle Screw Rope Seal Brushbar Motor Cover Lower Brushbar Reset Switch PCB Assy O Ring Brushbar Motor Assy Brushbar Motor Mount Brushbar Motor...

Page 48: ...service manual Issued 10 06 45 Parts 115 117 120 119 118 116 Wand Cap Wand Handle Assy Hose Assy Instruction Pack Combination Tool Stair Tool Wand and hose assembly...

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