How to use your HITACHI VACUUM CLEANER MODEL CV80D CV80DC CV80DP CV80DP CV80DC/D PART IDENTIFICATION Handle Cord strage hooks Curved joint pipe Dust bag full indicator Power control knob (except CV-80D) ON-OFF switch Dusting brush Flexible hose Carrying handle Bag compartment lid Bag compartment clamp Extension pipes Front cover Crevice nozzle Hose strage hook & cord strage hook Duct hose Handle release pedal (3 positions) Furniture guard Fig. 1 HOW TO OPERATE TO INSTALL THE HANDLE 1.Open the bag compartment lid by pulling the bag compartment clamp. 2. Insert the handle 1 into the opening on the top of the cleaner and tighten screw 2 . 1 2 Fig. 2 -1- ON-OFF SWITCH Turn cleaner on or off by pushing downward on the power switch 3 . VARIABLE POWER CONTROL (except CV-80D, Fig.4) The HITACHI vacuum cleaner CV-80DP/DC has an electronic power control. The suction power and the rotary brush speed can be regulated to suit the floor covering by sliding the control knob 4 . If a stronger suction is required for thick carpets and hard floors etc., simply slide the knob 4 to the right side marked . Likewise, the suction can be reduced for fabrics and curtains etc., adjusting the knob to the left side marked . mark is for the economical middle power position. 3 Fig. 3 4 CORD STORAGE AND RELEASE 1. To store the cord, turn the upper cord storage hook 5 to the upward position, and wrap the cord around the hooks. 2. To release the power cord, turn the upper cord storage hook 5 down ward, then pull off the complete cord. 3. To help secure the cord during use, fix it on the upper cord storage hook 6 . Fig. 4 6 5 HANDLE POSITION To change the position of the handle, first press with foot on the handle release pedal at the rear of the cleaner, and then lower the handle. (A) Upright position: When the handle is in this position the rotary brush is automatically raised away from the floor. (B) Normal working position: This position allows you to raise the front of the nozzle head to clear steps. (C) Low position: For reaching under low furniture. NOTE: The handle should always be in upright position when cleaning tools are used. Fig. 5 Fig. 6 -2- AUTOMATIC HEIGHT CONTROL The HITACHI vacuum cleaner has an automatic height control,which adjusts the nozzle to the proper height of any carpet pile. Fig. 7 DUST BAG FULL INDICATOR When the orange sign 8 appears in the window continuously, change the dust bag. Never allow the bag to become so full that the dirt may choke the passages to the bag. Change the bag frequently when using the cleaner on new carpets, due to rapid accumulation of carpet fluff. In case the orange sign is still visible after changing the bag, turn the cleaner off, unplug the cord and check whether the duct hose is clogged. If so remove blockages. NOTE: If the cleaner is used when the orange sign appears in the window, it will not draw enough air and the motor may overheat and may eventually burn out. Fig. 8 9 CARRYING HANDLE To move your cleaner from room to room, carry it by the carrying handle 9 on the back of the cleaner or roll it on the rear wheels. Rear wheels EDGE CLEANING Brushed edge cleaning is provided on the both sides of the cleaner to remove imbedded dirt in carpet close to the skirting board or wall. Guide each side of the cleaner parallel to the wall or furniture. Edge cleaning Fig. 9 FRONT EDGE CLEANING The front edge cleaning is a special head function that provides good performance at the corner and wall edges of a room. Flap Flap opens at corner Fig. 10 -3- HOW TO USE TOOLS Use the tools you require for cleaning hard floors, fabrics and curtains etc. 1. Ensure the cleaner is in the upright position. 2. Hold the dusting brush 10 and the extention pipe 11 as shown in Fig.11, and disconnect the dusting burash from the extention pipe. 3. Turn the hose strage hook 12 counter clockwize, and remove the flexible hose 13 from the back of the cleaner. 4. When use the extention pipes, remove them from the back of the cleaner. The extention pipe assembly consists of two pipes-with one located inside the eter for storage. 5. The tools can be connected as shown in Fig.13. NOTE: After having finished using the tools, re-insert the tools and restore the flexible hose on body. NOTE: The extention pipes should be re-inserted as shown in Fig.11. NOTE: Rotary brush is not disconnected when tools are in use and care should be taken not to run over the mains lead. 10 13 12 11 Fig. 11 Using the dusting brush Using the crevice nozzle Fig. 12 Using the fabric nozzle Fig. 13 -4- HOW TO CLEAR A BLOCKAGE If your cleaner is used when the dust bag is full or any blockages are sucked in by accident,the air ducts may become clogged. If this occurs, remove the blockages or obstructions from the air ducts as follows. CAUTION: Be sure to disconnect the plug from the electrical outlet. DUCT HOSE 1. Change the dust bag. (See page 6) 2. Turn the cleaner over. Release the handle to the middle position. Remove the 3 screws from the belt cover 14 . 3. Remove the belt cover, and take off the hose supporter 15 to check the duct hose 16 . 4. To remove the duct hose, twist it clockwise. 14 15 Fig. 14 16 5. After removing blockage from the duct hose, reinstall the duct hose by twisting counterclockwise, and replace the hose supporter on the case securely. 6. Place the four projections of the belt cover to the windows 17 provided on the front end of case and replace the belt cover, and re-fasten the screws securely. 17 Fig. 15 FLEXIBLE HOSE 1. To disconnect flexible hose from the suction inlet, press two joints 18 firmly. 2. After removing blockage from the flexible hose and/or suction inlet, replace the hose and connect securely. 18 JOINT PIPE Blockages may be cleared by separating the curved joint pipe 19 from the hose. To separate the joint pipe, depress the two claws 20 which are located in the holes 21 on both sides of joint pipe and pull apart. To re-connect push hose back into joint pipe and twist until two claws 20 locate with holes 21 . Fig. 16 19 21 20 Fig. 17 -5- HOW TO EXCHANGE THE DUST BAG TAKING OUT THE DUST BAG 1. Remove the plug from the electrical outlet. Open the bag compartment lid by pulling the bag compartment clamp as shown in Fig18. 2. To remove the dust bag 22 supported by the bag holder, push down the top end 23 of the bag holder, then pull it out carefully. 23 22 Fig. 18 Fig. 19 FITTING THE NEW DUST BAG 1. Insert the bottom of the cardboard collar 24 into the collar support 25 of the dust receptacle, and push the top edge until it catches behind the lug 26 of the bag holder. 2. To replace the bag compartment lid, first insert the projection of the lid into the groove on the cleaner and push into place. 3. Make sure you always have available spare paper bags. The HITACHI PAPER BAG has been made especially for your cleaner. Paper bags may be purchased from your local dealer or from a HITACHI service center. In the event that replacement bags(or drive belts) are not available at your local shops, for where to buy please contact 01628 643000. NOTE:To avoid using the cleaner without the paper bag, the clamp system of your cleaner prevents the bag compartment lid from being clamped when the paper bag has not been replaced, or has not been set properly in place. NOTE:Put the bottom end of the paper bag into the bottom of the bag compartment so that the bottom end of the paper bag could not be caught between the bag compartment lid and the cleaner. 24 26 25 24 25 Fig. 20 Fig. 21 Fig. 22 -6- CARE OF AIR FILTERS MOTOR PROTECTION AIR FILTER(Fig. 22) Once or twice a year, or when it becomes visibly soiled, the motor protection air filter 27 may need cleaning. 1. Remove the filter from the bottom of the bag compartment as shown in Fig. 23 and wash in warm water. 2. After washing the filter, dry thoroughly away from direct sun-light and fit it back into the cleaner. NOTE: If the air filter is used when wet, suction is impaired and the motor may be damaged. 27 Fig. 23 28 AIR FILTER (for CV-80D) HYGIENIC AIR FILTER (for CV-80DC)(Fig. 24,25) Your vacuum cleaner has a highly efficient electrostatic exhaust air filter 29 to trap even the finest dust particles in the exhaust air. Once or twice a year, when the filter gets dirty, change the filter as follows. 29 1. Open the front cover 28 . 2. Remove the old filter from the cleaner. 3. Fit a new filter in th cleaner. Hygienic air filters may be purchased from your local dealer. In the event that replacement filters are not available at your local shops, for where to buy please contact 01628 643000. Fig. 24 HEPA CLEAN FILTER (for CV-80DP)(Fig. 24,26) Your vacuum cleaner has a highly efficient electrostatic exhaust air filter 30 to trap even the finest dust particles in the exhaust air. Once or twice a year, when the filter gets dirty, change the filter as follows. 1. Open the front cover 28 . 2. Remove the old filter from the cleaner . 3. Fit a new filter in the cleaner. HEPA CLEAN filters may be purchased from your local dealer. In the event that replacement filters are not available at your local shops, for where to buy please contact 01628 643000. Fig. 25 30 Fig. 26 -7- SERVICING AND REPAIRS CAUTION: Be sure to disconnect the plug from the electrical outlet before replacing the belt or the rotary brush. HOW TO REPLACE THE BELT The drive belt should be checked regularly to be sure it is in good condition. If it is stretched, cracked or cut, it should be replaced. 1. Turn the cleaner over. Release the handle to the middle position. Remove the 3 screws from the belt cover.(Fig. 27) 2. Remove the belt cover 14 as shown. 3. Lift the rotary brush assembly 31 out of the brush housing and remove the worn or broken belt 32 . 14 31 Fig. 27 32 5. Place one end of the new belt over the motor shaft, and then slip the other end around the pulley of the rotary brush. Reinstall the rotary brush back into position. Press firmly both sides of the rotary brush to be sure they are securely in place. 6. Place the four projections of the belt cover to the windows 17 provided on the front end of the case and replace the belt cover, and re-fasten the screws securely. 17 32 Fig. 28 HOW TO REPLACE THE ROTARY BRUSH Be sure to disconnect plug from the electrical outlet. Remove the belt cover, the belt, and the rotary brush assembly following the direction previously given. 1. Grasp the rubber end caps and turn them counterclockwise until one of the end caps comes off as shown in Fig. 29. 2. Separate the rotary brush from other parts. 3. Reassemble each part with new rotary brush as shown in Fig. 30. Be careful not to forget to install any parts. Thrust washer 4. Screw on the end caps and tighten. Rotary brush 5. Replace the belt, the rotary brush and the belt cover as described previously. Bearing case Ball bearing End cap Shaft Thrust washer Bearing case Ball bearing End cap Fig. 29 Fig. 30 -8- HOW TO MAINTAIN CLEANING EFFICIENCY The plug of the power supply cord should be removed from the socket outlet before cleaning the appliance or undertaking maintenance operations. The supply cord on this appliance can only be replaced by the use of special tools and if it is damaged the appliance must be returned to the manufacturer or an accredited service agent for repair. Change the dust bag before it is excessively filled. If the rotary brush becomes jammed by picking up large solid objects, bulky matter or the like, take it out after unpluging the cord. Remove any threads and long strings entwined round the rotary brush after cutting through. Only Hitachi special composition carbon brushes must be used in this cleaner. Replacement of the brushes must be carried out by an Hitachi dealer/service center. To clean the cleaner body and attachments, wipe with a soapsuds-soaked cloth. Avoid using alcoholic content liquids. TO AVOID ACCIDENTS Always disconnect cord from electrical outlet before servicing the cleaner. Be sure to replace a new paper bag after disposing of the full one. There is a device which prevents the bag compartment lid from being closed when the paper bag has not been replaced. Do not tamper with this to use without bags as dust will be sucked directly into the mechanical parts and may damage the motor. Keep fingers,hands,feet and hair away from revolving rotary brush. Do not pick up matches,fireplace ashes or smoking material with the vacuum cleaner as a possible fire hazard may result. Avoid picking up sharp objects.They may damage the vacuum cleaner and the bag. Do not use the clener to pick up wet dirt,and avoid using it in a wet and moist place as moisture may damage the motor and other mechanical parts. Do not block the air flow. Any blockages or obstructions to the nozzle, hose, etc. or the exhaust air outlet can cause loss of power and motor overheating. Do not run the cleaner over cord. It may damage insulation. Avoid cleaning the switch and rec ...