SteamVac TMWith Attached Tools And Automatic Tool Conversion
Contents
1. Handle not in upright position Air vents clogged on hand tool Brushes jammed Turbine in hand tool failed Cleaning indicator not showing tool cleaning Hose connection loose Possible Solution DAW Om 10 11 Replace wand valve assembly PON gt NOM a RON D Refill and check operation Check and replace located in bottom of solution tank Clean and check operation Raise handle and check operation Check and clean or replace Trace tubing and check for kinks Clean and check operation Check to insure pump is securely mounted and that suction air is present at mounting point Replace pump if failed The actuator arm connects to the valve crank arm and is forced forward when the handle is raised to the upright position This exposes the pump inlet Solution hose is routed inside of the suction hose Attempt to flush hose if clogged Replace hose assembly Turn on turbine Remove object causing jam Replace brush block assembly Replace spring Replace turbine Remove clog Check screen in hood assembly Check to insure handle is in operators position Turbine will not run with handle locked upright Replace turbine check items 1 9 prior to replacing turbine Lift handle until it locks into upright position Clean vents Remove object causing jam Replace hand tool Check valve and iever for proper assembly Check hose connection at valve Also check stra2. Fig 26 Note Tubing is available in service Pump tubing is 3 8 ID All other is 1 4 ID Note tubing routing through motor cover for reassembly U Motor Seal The motor seal is positioned below the motor as shown Fig 27 Fig 27 V Standpipe Seal 1 Press fit to standpipe Fig 28 Fig 28 W Rear Wheel 1 Remove E clip and slide wheel shaft out of housing Fig 29 MAIN BOOY A WHEEL E CLIP jo cr WHEEL a SHAFT Fig 29 IV Troubleshooting check list Steam Vac w Automated tool conversion The following is a guide to aid in determining the origin of a problem for which these models could conceivably be brought in for service Problem A Motor won t run B Unit won t distribute water to floor C Unit won t extract water at floor nozzle Possible Cause OND Oo o amp w D M 9 o 400 RON C Unit not firmly plugged in No voltage at wall outlet Open in attachment cord Switch failed Switch lever failed or out of position Crimp connection Open circuit in motor Motor brushes stuck or worn R H trunnion cracked loose Solution tank empty Poppet valve malfunctioning Solution tank opening clogged Valve in reservoir assembly failed Tubing to distributor kinked pinched from improper assembly Distributor clogged Trigger in handle malfunctioning Upper control rod malfunctioning Lower control rod damaged or missing
3. Obstruction in nozzle duct or valve Recovery tank full Standpipe seal missing or damaged Recovery tank lid seal damaged Duct seal missing or damaged Seal at junction of valve to recovery tank missing or damaged Motor seals missing or damaged Handle locked in upright position Motor fan damaged 10 Motor failed or mounting loose 11 Valve malfunctioning 12 Pin on lower handle missing Possible Solution NOM EG N gt DAWN oN 10 11 12 Check cord for proper connections Plug into a known good source Check and replace cord Replace switch Replace or reposition lever Check connections Replace motor Work brushes in holder to assure free movement If brushes are worn or pitted from arcing replace motor Replace or tighten trunnion Refill and check operation Check and replace located in bottom of solution tank Clean and check operation Check for obstruction if clear replace reservoir Trace tubing and check for kinks Clean or replace if necessary Check and replace if necessary Check to insure rod is connected to ddr and is not broken Check and replace or reposition Remove recovery tank and sight into valve Also check duct from vaive to nozzle Empty tank and recheck operation Replace seal Replace lid assembly Replace seal Replace seal Replace seals Handle must be in operators position to divert suction to the floor Replace motor C
4. 3 Recovery The Electrical System Fig 9 consists of the power supply cord motor and on off switch Close the switch the motor runs and provides suction for recovery at the floor or the upholstery tool It also generates air flow to drive the turbine to rotate the brushes at the floor and in the powered wand plus drive the pump to force solution to the upholstery tool The Distribution System Fig 10 When the solu tion tank is placed on the unit a valve in the tank opens and fills the reservoir and the tube leading to the pump With the unit turned on and the handle in the upright position the pump runs and sends water to the wand for above the floor cleaning Fig 10A SUN TEA VALVE 10 97 ROTATING BRUSHES DIRTY CLEAN AIR AIR PTE ATER 10 97 When the handle is lowered to the operating position the pump shuts off and the floor brushes 5 start to rotate unless turned off manually Fig 10B When the trigger on the handle is depressed a solu tion valve in the reservoir is opened and water flows to the rotating brushes The Recovery System Recovery from the floor is shown in Fig 11 With the handle in the operating position the pump is off and the valve to the tools closed All suction is at the floor nozzle Recovery at the upholstery tool is shown in Fig 12 With the handle in the storage position the pump runs and the valve to the floor is closed diverting all suction to the upholstery
5. tool Key components of the SteamVac Ultra are shown ir the cut away views on the next page Refer to the Hoover Service Manual for repair proce dures and the Microfiche Parts Catalog purple head er for spare parts d X IGNVH FLOOR 10 97 SERVICE INSTRUCTIONS CARPET CLEANING MACHINE STEAMVAC Service Support 10 97 Latch R H Latch L H Valve Assembty Handle Release Lever Motor Cover Switch Button Brush Block Assembly Toolr Rack Wand Cover Nozzie Valve Assembly Strain Relief Hose Lower Handle Handle Lever Guard Foam Fitter on on TT YU Lower Switch Rod Upper Control Rod Upper Handle Handle Cover Tool Door Recovery Tank Tool Holder Recovery Tank Lid Powered Hand Toot General The SteamVac with Automated Tool Conversion is a self contained extractor designed for deep cleaning of carpet and rugs These models feature the Automated Tool Conversion actuated by the handle movement Mid line models include 5 rotating brushes for carpet and bare floor agitation While top end models also include an air driven hand nozzle This instruction deals with top of the line models Instructions that pertain to low end models will be noted Il Operation The units are controlled by the on off pedal located on the L H side ON OFF PEDAL Solution is gravity fed to the floor from the solution tank through the re
6. tq d DAUN gt ON 10 11 12 Check cord for proper connections Plug into a known good source Check and replace cord Replace switch Replace or reposition lever Check connections Replace motor Work brushes in holder to assure free movement If brushes are worn or pitted from arcing replace motor Replace or tighten trunnion Refill and check operation Check and replace located in bottom of solution tank Clean and check operation Check for obstruction if clear replace reservoir Trace tubing and check for kinks Clean or replace if necessary Check and replace if necessary Check to insure rod is connected to trigger and is not broken Check and replace or reposition Remove recovery tank and sight into valve Also check duct from valve to nozzle Empty tank and recheck operation Replace seal Replace lid assembly Replace seal Replace seal Replace seals Handle must be in operators position to divert suction to the floor Replace motor Check replace motor if necessary Check With handle in operators position valve should be positioned to shut off suction to the hose Replace motor cover valve assembly if necessary Pin is positioned to catch on actuator arm and snap valve into position when handle is lowered Check for pin located in lower handle directly above R H trunnion Replace if missing D Unit won t pump no spray from hose E Brushes w
7. while holding spring in position Note position of spring before removing Fig 15 2 Slide control arm off of valve and release from lever and spring 3 Remove turbine control arm and spring assem by depressing tab on turbine Fig 16 Fig 16 4 Lift lever slightly and slide forward until lever is free from unit 5 Slide actuator arm forward off of pump K Turbine Deluxe and Ultra Models Only The turbine will be replaced as a turbine assembly complete 1 Remove 2 screws from bottom Fig 17 Fig 17 2 Remove 2 screws located at front of turbine 3 To lift out of position flex outer walls of main body to clear tabs 3 Disconnect hose from turbine and lift out of position 4 K Pump M 1 Remove 1 screw located on pump 1 doghouse 2 2 Release tab with flat blade screwdriver from bottom of unit Fig 18 3 7 8 Feed tubes through motor cover and remove Motor Remove hood Remove recovery tank duct Remove hose connection at valve Remove valve lever Remove turbine assembly Remove motor cover valve assembly Disconnect all lead wires Lift motor out of position Note Motor is replaced as an assembly only Fig 18 N Attachment Cord 3 Disconnect hoses from pump 1 Disconnect all lead wires L Motor Cover Valve Assembly 2 Remove strain relief from underneath unit by 1 Remove standpipe seal squeezing tabs and pushing through hous
8. 10 97 SteamVac M With Attached Tools And Automatic Tool Conversion SteamVacs with the automatic tool conversion feature were first introduced in mid 1997 Fig 1 Characteristics of the three types Supreme No rotating brushes Deluxe Five rotating brushes for carpet only Ultra Five rotating brushes for carpet and a powered hand nozzle for upholstery These are the third generation of Steam Vacs made by Hoover for the domestic market All models have 1 gallon tanks solution and recovery 8 foot hoses Quick cord release back of handle Tool floor mode indicator Fig 2 Automatic tool conversion 16 oz pre cleaner spray bottle 16 oz carpet upholstery detergent Bare floor cleaning tool fits front of nozzle Fig 3 Upholstery nozzle 1 Speed motor Measuring cup cap on solution tank Fig 4 Over flow float in recovery tank Foot operated on and off switch One handed recovery tank removal Fig 5 Deluxe and Ultra models have 5 interlocking rot PRUS PROCR brushes Fig 6 ating The brushes are driven by an air powered turbine Fig 7 Rotation of the brush can be viewed though a clear cover on the hood The Speed of the brush depends on air flow and is adjustable for Lo or Hi rotation or can be turned off completely as might be desired when cleaning bare floors Fig 8 There are 3 major systems in Steam Vacs 1 Electrical 2 Distribution
9. g 2 SPRING Fig 3A VALVE STEM The cupped end of the valve seal faces downward upon reassembly NV To reassemble valve Fig 2 1 Slide valve assembly into valve seat through 2 Slide gasket off to replace Rib on gasket opening in bottom of tank Fig 4 Use a small faces toward cap amount of soap on seal to ease assembly C Poppet Valve 1 Insert screwdriver through tank opening and push valve until it snaps out of seat Fig 3 2 With small screwdriver work rubber washer into housing Fig 5 Fig 3 2 Work valve stem out of tank from underneath f o 3 Continue to slide shaft in until it stops 3 The spring brass washer and valve seal will f stay trapped in the valve seat Remove through 4 Valve should spring open and closed when tank opening fully seated Note position in Fig 3A D Upper Handle Assembly 1 Remove two bolts and slide handle off Fig 6 The upper handle is replaced as an assembly To replace upper handle rod Ultra Models 1 Remove Powered Hand Tool Note Powered Hand Tool door can be removed by opening until door snaps off of hinges 2 Remove tool holder Fig 7 by snapping out of position Fig 7 3 Upper handle rod may then be removed by twisting jiggling out of position Note To reposition rod slide up and into handle with fin labeled Front facing the front of the cleaner Rod will latch into position For models other than th
10. he actuator arm connects to the valve crank arm and is forced forward when the handle is raised to the upright position This exposes the pump inlet Solution hose is routed inside of the suction hose Attempt to flush hose if clogged Replace hose assembly Turn on turbine Remove object causing jam Replace brush block assembly Replace spring Replace turbine Remove clog Check screen in hood assembly Check to insure handle is in operators position Turbine will not run with handle locked upright Replace turbine check items 1 9 prior to replacing turbine Lift handle until it locks into upright position Clean vents Remove object causing jam Replace hand tool Check valve and fever for proper assembly Check hose connection at valve Also check strain relief for proper assembly
11. heck replace motor if necessary Check With handle in operators position valve should be positioned to shut off suction to the hose Replace motor cover valve assembly if necessary Pin is positioned to catch on actuator arm and snap valve into position when handle is lowered Check for pin located in lower handle directly above R H trunnion Replace if missing IV Troubleshooting check list Steam Vac w Automated tool conversion The following is a guide to aid in determining the origin of a problem for which these models could conceivably be brought in for service Problem D Unit won t pump no spray from hose E Brushes will not run F Brushes on Hand tool will not run Possible Cause 1 2 pan oO mi 10 11 Valve in hose grip failed fons sou ao RON Solution tank empty Poppet valve malfunctioning Solution tank opening clogged Handle not locked into upright position Reservoir assembly clogged Tubing to pump or from pump to solution hose coupler kinked Pump air intake duct clogged Pump failed Actuator Arm malfunctioning Solution hose to wand clogged Solution hose to wand damaged Turbine switch in off position Brush block jammed Drive pin on center brush broken Spring on turbine arm broken or missing Actuator arm on turbine broken Air flow to or from turbine clogged Cleaning indicator not showing floor cleaning Turbine failed
12. ill not run F Brushes on Hand tool will not run Dun bw N 10 11 Valve in hose grip failed BONS NO oO RON gt D Solution tank empty Poppet valve malfunctioning Solution tank opening clogged Handie not locked into upright position Reservoir assembly clogged Tubing to pump or from pump to solution hose coupler kinked Pump air intake duct clogged Pump failed Actuator Arm malfunctioning Solution hose to wand clogged Solution hose to wand damaged Turbine switch in off position Brush biock jammed Drive pin on center brush broken Spring on turbine arm broken or missing Actuator arm on turbine broken Air flow to or from turbine clogged Cleaning indicator not showing floor cleaning Turbine failed Handle not in upright position Air vents clogged on hand tool Brushes jammed Turbine in hand too failed Cleaning indicator not showing tool cleaning Hose connection loose ND On dw 74 10 41 Replace wand valve assembly om 5 6 7 8 Oo RON D Refill and check operation Check and replace located in bottom of solution tank Clean and check operation Raise handle and check operation Check and clean or replace Trace tubing and check for kinks Clean and check operation Check to insure pump is securely mounted and that suction air is present at mounting point Replace pump if failed T
13. in relief for proper assembly Troubleshooting Guide SteamVac w Automated Tool Conversion The following is a guide to aid in determining the origin of a problem for which these models could conceivably be brought in for service Problem A Motor won t run B Unit won t distribute water to floor C Unit won t extract water at floor nozzle Possible Cause Unit not firmly plugged in No voltage at wall outlet Open in attachment cord Switch failed Switch lever failed or out of position Crimp connection Open circuit in motor Motor brushes stuck or worn NON EN 9 L H trunnion cracked ioose 1 Solution tank empty 2 Poppet valve malfunctioning 3 Solution tank opening clogged 4 Valve in reservoir assembly failed 5 Tubing to distributor kinked pinched from improper assembly 6 Distributor clogged 7 Trigger in handle malfunctioning 8 Upper control rod malfunctioning 9 Lower control rod damaged or missing 1 Obstruction in nozzle duct or valve Recovery tank full Standpipe seal missing or damaged Recovery tank lid seal damaged Duct sea missing or damaged Seal at junction of valve to recovery tank missing or damaged Motor seals missing or damaged Handle locked in upright position Aakan ON 9 Motor fan damaged 10 Motor failed or mounting loose 11 Valve malfunctioning 12 Pin on lower handle missing Possible Solution CONAAHRWN Ao mo
14. ing 2 Remove 6 screws Fig 19 Note Upon reassembly route cord as shown in Fig 20 Also it is very important to reconnect the ground lead se Fig 20 O Brush Block Assembly Deluxe Ultra Models To remove brush block assembly simply squeeze block at tabs shown in Fig 18 and slip brush block assembly out of position To reinstall brush block assembly align slides on sides of block with slots in main body and snap brush block assembly back into position P Handle Release Lever The RH trunnion traps the handle release lever Slide lever inward then up to remove Fig 21 Fig 21 Q Switch Switch Pedal 1 The L H trunnion houses the on off switch and traps the switch lever Fig 22 g LH TRUNNION SWITCH LEVER SWITCH Fig 22 2 Disconnect leads and snap switch out of position 3 The switch pedal can be removed once the trunnion is lifted R Handle Cover 1 Remove upper handle 2 Release two tabs and lift cover off Fig 23 Fig 23 S Lower Rod 1 Trapped in place by handle cover Lift out to remove Fig 24 Fig 24 T Reservoir Assembly 1 Release two clips and remove from cradle in lower handle Fig 25 Fig 25 The reservoir is replaced as an assembly which does not include tubing The reservoir assembly can be inspected by removing the diaphragm valve and checking the chamber valve Fig 26 Pull here with pliers to remove
15. ose with the Powered Hand Tool steps 1 and 2 are omitted E Recovery Tank 1 Release handle to lowest position R H Pedal 2 Rotate tank handle 90 upward and lift out of position Fig 8 Fig 8 3 To remove lid assem rotate handle an additional 90 and lift lid from tank The lid is carried in service as an assembly that includes the lid float retainer float and tank filter F Recovery Tank Duct 1 Remove 3 screws Fig 9 and lift out of position Fig 9 G Hood 4 Remove agitator speed actuator button 2 Remove 2 screws Fig 10 Screw Screw Fig 10 3 Carefully pry inward on rear panels of hood to release Fig 11 Fig 11 Note On Ultra Models or models with outer flaps on hood flex hood to clear tab on inside of main body Hint Start on same side as standpipe 4 Pivot hood forward out of position H Hose 1 Hose Connection a Flex tab Fig 12 to free hose connection to valve K Fig 12 2 Hose Strain Relief a Release tab by pushing up and in on lower tab and then release upper tab to slip hose clear from handle Fig 13 Fig 13 1 Hose Service The hose is replaced as an assembly To service grip end 1 Remove the two screws in the hand grip and remove cover 2 Depress the nozzle valve assembly and unlatch the trigger The nozzle valve assembly is spring loaded Fig 14 Fig 14 J Valve Lever 1 Remove screw
16. servoir assembly to the distributor brushes ROTATING BRUSHES mm CLEAN SOLUTION The reservoir is opened by actuating the trigger in the handle Suction is directed to the floor through the smoke colored nozzle and air duct The suction air is then drawn up through the valve and into the recovery tank where the air and water are separated A float and foam filter prevent the recovery tank from being overfilled The pump operates on the suction from the motor Suction is directed to the pump through the pump duct an integral part of the mainbody and is completed at the valve which is actuated by raising the handle into the upright position The pump has a constant flow of solution from the solution tank through the reservoir assembly The five rotating brushes are driven by a turbine which operates on the suction from the motor The recovery tank can be unlatched by rotating the handle 90 and lifting out of position To empty tank continue rotating handle an additional 90 and lift lid from tank The Automatic Tool Conversion uses a valve which diverts the suction from the nozzle to the hose when the handle is placed in the upright position itl Disassembly A Solution Tank To remove unlatch and pull tank assembly out of position as illustrated Fig 1 HANDLE Fig 1 Replaceable components of the tank assembly cap gasket and poppet valve B Cap Assembly 1 Twist off to remove Fi
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