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TROUBLESHOOTING

This chapter lists the most common problems linked with the use of the machine. If you are unable to resolve the problems with the information given here, please contact your nearest assistance centre.

25

PROBLEM

POSSIBLE CAUSE

SOLUTION

THE MACHINE DOES NOT 

START

The main switch is set to “0”.

Make sure the main switch is on “I”. If it isn't, turn the key clockwise.

Check that, when switched on, there are no alarm 

messages on the control display.

Stop the machine immediately and contact the technician of the specialised service centre, or press the SOS 

button if the HFM kit is installed.

Make sure the batteries are correctly connected to 

each other and that the battery connector is connected 

to the electrical system connector.

Connect the batteries correctly inside the machine (see 

INSERTING THE BATTERIES IN THE MACHINE

”).

Check the charge level of the batteries.

If the battery charge level is critical, perform a complete recharge cycle (see "

RECHARGING THE BATTERIES

”).

THE BATTERIES ARE NOT 

CHARGED CORRECTLY 

(VERSIONS WITH BUILT-IN 

BATTERY CHARGER)

The plug on the battery charger cable is not correctly 

inserted in the socket on the battery charger itself.

Reconnect the battery charger power cable.

The plug on the battery charger power cable is not 

correctly inserted in the electrical outlet.

Check that the battery charger power supply cable plug is connected to the mains socket.

The characteristics of the mains power supply do not 

correspond to those required by the battery charger.

Check that the characteristics in the battery charger plate are the same as those of the mains supply.

The LEDs of the battery charger blink repeatedly.

Referring to the battery charger use and maintenance manual, check the meaning of the flashing signals that the 

battery charger emits dung the battery recharge stage.

THE MACHINE HAS A VERY 

LOW WORKING AUTONOMY

Check the battery charge level (check the symbol on 

the control display). 

If the battery charge level is critical, perform a complete recharge cycle (see "

RECHARGING THE BATTERIES

”).

THE MACHINE DOES NOT 

MOVE

The machine does not start.

Read the section “

THE MACHINE DOES NOT START

”.

There is a drive pedal fault.

Contact your nearest service centre.

NOT ENOUGH DETERGENT 

SOLUTION ON THE BRUSH

The quantity of detergent solution in the water system 

is not sufficient for the work to be carried out.

Check that the amount of detergent solution present in the machine water system is sufficient for the work to be 

carried out.

Detergent solution filter obstructed.

Check the detergent solution filter isn't obstructed. If it is, clean it (see “

CLEANING THE WATER SYSTEM 

FILTER

”).

THE MACHINE DOES NOT 

CLEAN CORRECTLY

The machine does not start.

Read the section “

THE MACHINE DOES NOT START

”.

Not enough detergent solution comes out.

Read the section “

NOT ENOUGH DETERGENT SOLUTION ON THE BRUSH

”.

The brushes have not been inserted correctly in the 

machine.

Check that the disc brushes have been correctly inserted in the machine (see “

ASSEMBLING THE BRUSH

”).

The type of brush used is not suitable for the dirt to 

be removed.

Make sure the brushes fitted on the machine are suitable for the work to be carried out (see “

CHOOSING AND 

USING THE BRUSHES

”.

The brush bristles are excessively worn.

Check the condition of the brush, and replace it if necessary (see “

REPLACING THE BRUSH HEAD BRUSH

”).

THE SQUEEGEE DOES NOT 

DRY PERFECTLY

The vacuum unit is obstructed.

Make sure the squeegee is free of obstructions (see “

CLEANING THE SQUEEGEE BODY

”).

Make sure the vacuum tube is free of obstructions (see “

CLEANING THE VACUUM TUBE

”).

Make sure the vacuum cap filter is free of obstructions (see “

CLEANING THE RECOVERY TANK FILTERS

”).

Make sure the vacuum motor filter is free of obstructions (see “

CLEANING THE RECOVERY TANK FILTERS

”).

The cap on the recovery tank drainage tube is not 

properly positioned.

Check that the cap on the recovery tank drainage tube is positioned properly.

The recovery tank lid is not positioned correctly.

Check that the recovery tank lid is properly positioned on the machine.

EXCESSIVE FOAM 

PRODUCTION

The detergent being used is not suitable.

Check that a low foam detergent has been used. If necessary, add a small quantity of antifoam liquid to the 

recovery tank.

The floor is not very dirty.

Dilute the detergent more.

THE MACHINE DOES NOT 

VACUUM CORRECTLY

The recovery tank is full.

Empty the recovery tank (see “

EMPTYING THE RECOVERY TANK

”).

The vacuum device is obstructed

Read the section "

THE SQUEEGEE DOES NOT DRY PERFECTLY

".

Содержание T20SC PRO

Страница 1: ...Scrubbing machine Use and maintenance manual Translation of the original instructions DOC 10075584 Ver AA 11 2017 ...

Страница 2: ......

Страница 3: ...witch optional 23 HDC Hillyard Dosing Control control switch optional 24 Squeegee body control lever 25 Support hook for recovery tank drainage tube 26 Recovery tank drainage tube 27 Support hook for spray gun 28 Solution tank level indicator 29 Built in battery charger 30 Solution tank drainage cap 31 Squeegee body 32 Squeegee body support 33 Vacuum tube 34 Water flow adjustment tap 35 Vacuum acc...

Страница 4: ...E BATTERIES 15 ASSEMBLING THE BRUSH 15 ASSEMBLING THE SQUEEGEE BODY 16 FILLING THE SOLUTION TANK WITH WATER 16 DETERGENT SOLUTION VERSIONS WITHOUT HDC 16 FILLING THE DETERGENT CANISTER VERSIONS WITH HDC 16 HOUR METER 17 BATTERY CHARGE LEVEL INDICATOR 17 PREPARING TO WORK 17 STARTING WORK 17 SCRUBBING WITH DRYING 18 SCRUBBING WITHOUT DRYING 18 DRYING 18 REGULATING THE DETERGENT SOLUTION 18 REGULATI...

Страница 5: ...ted during normal use Highly explosive hydrogen gas is generated while charging the batteries Keep the recovery tank unit in the maintenance position during the entire battery recharging cycle and only perform the procedure in well ventilated areas at a safe distance from any open flames Before charging make sure the electric cable that connects the battery charger to the batteries is not damaged ...

Страница 6: ...unsupervised children The machine must only be used by authorised trained personnel Do not use the machine on surfaces with a slope greater than the one indicated on the serial number plate The machine is not suitable for cleaning rough or uneven floors Do not use the machine on slopes In the event of a fire use a powder extinguisher Do not use water Adapt the speed to the adhesion conditions Do n...

Страница 7: ...heights Do not place any liquid containers on the machine The machine must only be used in temperature conditions ranging from 32 F to 104 F When using detergents to clean the flooring always follow the instructions and respect the warnings indicated on the container labels Always use appropriate gloves and protective equipment when handling the detergents used to clean the floor Avoid working wit...

Страница 8: ...trically powered components remove rings watches and or clothing with metallic parts that might come into contact with the electrically powered components Do not work underneath the raised machine without adequate fixed safety supports WARNING Read all the relevant instructions carefully before performing any maintenance repair operations If the machine does not work properly check this is not cau...

Страница 9: ...l If the machine needs to be tilted for maintenance procedures remove the batteries Have the machine checked by an authorised technical assistance centre every year When disposing of consumable materials observe the laws and regulations in force Once the machine has reached the end of its service life the materials contained within it must be disposed of in an appropriate manner keeping in mind th...

Страница 10: ...uids and anything else that could compromise its legibility ON CONSIGNMENT OF THE MACHINE When the machine is consigned to the customer an immediate check must be performed to ensure all the material mentioned in the shipping documents has been received and also to check the machine has not suffered damage during transportation If this is the case the carrier must ascertain the extent of the damag...

Страница 11: ...eight 2 10 Maximum slope during ascent and descent with the transport program weight 2 10 Maximum ambient temperature for machine operation F 104 Minimum ambient temperature for using the machine s scrubbing functions F 32 Traction motor voltage rated power V W 24 150 Traction wheel external Ø width in 8 9 x 2 6 Maximum forward speed in transport mode mph 3 TECHNICAL DATA US cu TRIDENT T20 SC Vacu...

Страница 12: ...label Used on the machine to warn the operator not to place his her hands near the moving brush Label warning about the risk of crushed hands Indicates danger to hands due to crushing between two surfaces Position symbol for the solution tank drainage cap Applied to the back of the machine to identify the solution tank drainage cap Position symbol for the recovery tank drainage tube Applied to the...

Страница 13: ...ion shown by the arrow Fig 1 Remove the key from the instrument panel 4 Grip the handle 2 on the right hand side of the recovery tank Fig 2 and turn the tank as far as it will go until it reaches the maintenance position 5 Connect the pad battery connector 3 to the main system connector 4 Fig 3 CAUTION this process must be carried out by qualified personnel 6 Grip the handle 2 on the right hand si...

Страница 14: ...will go until it reaches the maintenance position 8 Disconnect the electrical system connector 8 from the battery connector 9 Fig 8 ATTENTION this process must be carried out by qualified personnel 9 Grip the handle 8 on the right hand side of the recovery tank and turn the tank until it reaches the work position ATTENTION make sure the battery charger supply cable is disconnected from the mains s...

Страница 15: ... left hand side of the machine Fig 2 see EMPTYING THE RECOVERY TANK ATTENTION the tanks should be emptied in the place used for draining dirty water ATTENTION the place designated for this operation must comply with current environmental protection regulations CAUTION users are advised to always wear protective gloves to avoid the risk of serious injury to hands 3 Switch on the machine by turning ...

Страница 16: ... in the recovery tank before starting to clean Do not use pure acids NB to make it easier to measure the detergent on the cap measuring device there are notches indicating the detergent percentage quantities that can be used The notches range from a minimum of 0 1 to a maximum of 0 5 6 Insert the vacuum tube 6 in the sleeve 7 in the squeegee body Fig 4 NB the tube must be positioned behind the squ...

Страница 17: ...e screen Take the machine to the designated battery charging place ATTENTION a few seconds after the battery charge level reaches 20 the brush motor switches off automatically With the remaining charge it is still possible however to complete the drying process before recharging ATTENTION a few seconds after the battery charge level reaches 10 the vacuum motor switches off automatically The remain...

Страница 18: ...g position The drying without scrubbing operation should only be carried out if the machine was previously used to carry out a scrubbing without drying operation REGULATING THE DETERGENT SOLUTION To adjust the amount of detergent solution on the brush proceed as follows 1 Make sure the detergent solution tap is fully open rotating the knob 1 in the direction of the arrow Fig 1 As the knob is rotat...

Страница 19: ...ess the button 1 on the instrument panel Fig 1 NB when the silent max function is active the relative LED 2 will light up on the control panel Fig 1 VACUUM WAND KIT To use the vacuum kit proceed as follows 1 Turn the main switch 1 to 0 making a quarter turn of the key in the direction of the arrow Fig 1 2 Lower the squeegee body and turn the squeegee control lever 2 in the direction of the arrow F...

Страница 20: ...rface unscrew the cap and gradually release the tube NB the place designated for this operation must comply with current environmental protection regulations 5 Repeat the operations in reverse order to reassemble all the parts CLEANING THE SQUEEGEE BODY The careful cleaning of the whole vacuum unit ensures better drying and cleaning of the floor as well as a longer vacuum motor life To clean the s...

Страница 21: ...r a jet of water NB use a spatula or brush to eliminate any dirt that is particularly difficult to remove 7 Use a dry cloth to dry the basket filter 2 and the basket cover 3 and place them back inside the recovery tank 8 Remove the filter protection cup 4 turning it in the direction shown by the arrow Fig 4 9 Remove the vacuum motor filter 5 taking care not to lose the support tie 6 inside the rec...

Страница 22: ... into the tank before pressing the lever NB to adjust the solution jet from the tank cleaning accessory turn the knob 9 on the accessory itself Fig 9 NB to adjust the intensity of the solution jet from the tank cleaning accessory turn the knob 10 on the accessory itself Fig 10 NB to stop the solution jet use the lever 11 on the tank cleaning accessory Fig 11 EMPTYING THE SOLUTION TANK Proceed as f...

Страница 23: ...ADES Ensuring the integrity of the squeegee body rubber blades guarantees better floor cleaning and drying results as well as a longer service life for the vacuum motor To replace the squeegee body rubber blades proceed as follows 1 Take the machine to the maintenance area 2 Make sure the machine is in a safe condition see MACHINE SAFETY MEASURES CAUTION these operations must be carried out using ...

Страница 24: ...t conditions ABRASIVE BRUSH The bristles of this type of brush are charged with highly aggressive abrasives It is used to clean very dirty floors To avoid floor damage work only with the pressure strictly necessary THICKNESS OF THE BRISTLES Thicker bristles are more rigid and are therefore used on smooth floors or floors with small joints On uneven floors or those with deep joints it is advisable ...

Страница 25: ...S NOT START There is a drive pedal fault Contact your nearest service centre NOT ENOUGH DETERGENT SOLUTION ON THE BRUSH The quantity of detergent solution in the water system is not sufficient for the work to be carried out Check that the amount of detergent solution present in the machine water system is sufficient for the work to be carried out Detergent solution filter obstructed Check the dete...

Страница 26: ...NOTES 26 ...

Страница 27: ......

Страница 28: ...HILLYARD INDUSTRIES PO Box 909 St Joseph Missouri 64502 0909 U S A Telephone 816 233 1321 www hillyard com ...

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