Nilfisk-ALTO ATTIX 751-0H Repair Manual Download Page 25

E

Nilfisk 

ALTO

Attix7_ver.1.0_140105

3

Trolley/container

3.1

Removing/fitting castors 

(all models except Attix 751-71)

1. Use an Allen key (5 mm) 
to undo the countersunk 
head screw (1),   and remo-
ve the castor.

2. Fit in the reverse order.

3.2

Removing/fitting wheels 

(all models except Attix 751-71)

1. Lever off the wheel cap 
(1) with a screwdriver, and 
remove the wheel.

2. Fit in the reverse order.

1. Take the container out 
of the base frame, and 
raise the frame by laying 
the handle on the floor.

2. Unscrew the nut (1), 
and remove the foot with 
the screw.

3. Fit in the reverse order.

3.3

Removing/fitting feet   

(Attix 751-71)

Attix7 3648

1

Attix7 3647

1

Attix7 3649

1

Troubleshooting

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Summary of Contents for ATTIX 751-0H

Page 1: ...ATTIX 751 01 11 21 ATTIX 751 2M 0H ATTIX 761 21XC 2MXC ATTIX 763 21ED 2MED ATTIX 791 21 2M B1 ATTIX 751 61 71 ATTIX 19 Gallon AE ATTIX 19 Gallon AS PE2 Repair Manual...

Page 2: ...A Safety instructions B Technical data C Components D Operation E Troubleshooting F Spare parts G Tools H Wiring...

Page 3: ...7 6 Layout of electronic flow sensor EC Attix 791 2M B1 18 7 Electronic soft start Attix 751 01 11 Attix 19 Gallon 18 8 Electronic starter with speed control Attix 751 21 18 9 Electronic flow metering...

Page 4: ...ng fitting grip Attix 751 01 11 21 751 2M 0H 791 21 2M B1 19 Gallon 30 4 3 Removing fitting grip Attix 761 21XC 2M XC 763 21ED 2MED 19 Gallon AS PE2 30 4 4 Removing fitting hood Attix 751 01 11 21 2M...

Page 5: ...B1 35 7 5 Removing fitting power cord Attix 791 2M B1 36 7 6 Checking electronic flow metering EC in manual mode Attix 791 2M B1 37 7 7 Checking electronic flow metering EC in automatic mode Attix 791...

Page 6: ...ecking piezo buzzer Attix 751 2M 0H 761 2MXC 763 2MED 791 2M B1 45 7 25 Checking removing fitting electronic EA with speed control EC 3 Attix 791 21 45 7 26 Checking removing fitting electronic EC 3 A...

Page 7: ...se will tell you about any techni cal modifications made after publication of this repair manual Technical information sheets are a supplement to the spare parts list until a follow on publication Rep...

Page 8: ...read the accompanying service manual and keep it close as ready reference The equipment should only be used by persons who have been instructed in its use and are authori zed to do so ESD electrostati...

Page 9: ...H05RR F3G1 5 H07BQ F 3G2 5 H07RN F3G1 5 H05RR F3G1 0 H05RR F3G1 5 H05RR F3G1 0 H07BQ F 3G2 5 H05RR F3G1 5 Protection class II Protection category RFI suppression Width mm Depth mm Hight mm Weight kg T...

Page 10: ...cord type H07RN F3G1 5 H07BQ F 3G2 5 H07RN F3G1 5 Protection class Protection category RFI suppression Width mm 480 Depth mm 510 Hight mm 1284 970 1280 875 Weight kg 17 27 17 31 Tank volume l 30 70 30...

Page 11: ...pe SJTW A AWG14 3 SJTW A AWG14 3 Protection class Protection category RFI suppression Width in Depth in Height in Weight ib 55 60 Tank volume gal Volume flow air cfm Static water lift in Sound pressur...

Page 12: ...y with container and adapter ring 1 Base frame 2 Adapter ring 3 Container 4 Belt 2 Cleaner heads Attix 751 01 0H Attix 751 11 21 Attix 19 Gallon Attix 761 21XC Attix 791 21 3 2 4 Attix7 3516 1 Attix5...

Page 13: ...x 791 2M B1 Attix 751 61 71 Attix 19 Gallon AE 3 Filter cleaning All units with automatic filter cleaning Filter cleaning with the Attix 7 is the same as for the Attix 560 XC see repair manual Attix 5...

Page 14: ...40105 4 Suction turbines Attix 751 01 11 21 2M 0H 61 71 Attix 19 Gallon AE Attix 761 21XC 2MXC Attix 763 2M ED Attix 19 Gallon AS PE2XC Attix 791 21 Attix 791 2M B1 Attix5 0445 Attix5 2913 Attix EC 28...

Page 15: ...agnet contol Electronically identical to Attix See section Components in repair manual 751 01 11 19 Gallon X 550 01 12 Gallon Attix 550 560 page 14 751 21 X 550 21 12 Gallon RDF Attix 550 560 page 14...

Page 16: ...Attix7_ver 1 0_140105 PRCD circuit breaker Attix 751 71 Submersible pump Attix 751 61 71 Attix 19 Gallon AE Attix7 3640 Attix7 3638 Attix7 2360 GFCI circuit breaker Attix 19 Gallon AE Components Comp...

Page 17: ...it on standby Green LED on flow 22 m s Yellow LED on flow 20 m s and 22 m s Red LED on flow 20 m s plus buzzer sounds Soft start the motor always makes a soft start Main switch speed con trol automati...

Page 18: ...llowing Attix 7 functions are identical to other models Attix 751 01 11 19 Gallon 751 21 751 0H 751 2M 761 21XC 763 21ED 19 Gal AS PE2 761 2MXC 763 2MED Function identical to Attix See section Operati...

Page 19: ...es Pump momentary contact for emptying the container One time operation causes the pump to run for 30 s Man the turbine immediately starts Auto the turbine and pump are controlled as a function of the...

Page 20: ...al mode The power of the turbine can be altered by speed control Auto mode Only the suction turbine runs when there is no water in the container When the container fills with water the pump is turned...

Page 21: ...1 Motor erv D Res e LE E n L D gree D2 Socket terminal Pump o er l e P w in L1 N e Sp ed o t er p ten iomet L ree ED g n r n 7 Moto o D na Termi l 2 or Mot LE r en D g e Pum on p D6 r Calib ation but...

Page 22: ...conductive pa ckaging e g Special ESD packages Observe the following ESD precautions before any repairs to electronic circuitry 2 Troubleshooting on unit 2 1 Unit will not work all units with brush mo...

Page 23: ...c e i f necessary Voltage applied to EC 3 electronics See c h e c k o f E C 3 electronics Check electronics board and RFI filter replace if necessary Does EC motor work Check EC motor replace if nece...

Page 24: ...ert new filter bag Check flow sensor re place if necessary Check flow sensor de tection function i e electronic flow mete ring replace electronics if necessary Check adjustment of flow sensor recalibr...

Page 25: ...itting wheels all models exceptAttix 751 71 1 Lever off the wheel cap 1 with a screwdriver and remove the wheel 2 Fit in the reverse order 1 Take the container out of the base frame and raise the fram...

Page 26: ...ely 3 4 Removing fitting wheels Attix 751 71 3 5 Removing fitting grips all models exceptAttix 751 71 1 Undo the six screws 1 with a Phillips screwdriver and remove the grips 2 Fit in the reverse orde...

Page 27: ...he grip 4 and ten sioning band 3 4 Fit in the reverse order placing the grip 4 and stop 5 between the mar kings and lightly tightening the screw 2 on the ten sioning band 3 5 Set the container in the...

Page 28: ...aners used by fire brigades 4 Thread a normal length of cord 3 or the like 60 80 cm through one of the loops 4 of the tensioning device and pull the loop 4 back over the catch 6 Detach the second loop...

Page 29: ...cable through and take out the pump Fit in the reverse order 3 9 Removing fitting pump Attix 751 61 71 Attix 19 GallonAE 3 10 Removing fitting non return pipe Attix 751 61 71 Attix 19 GallonAE 1 Remo...

Page 30: ...l to Attix S e e se ction Trouble shooting in re pa ir m a nua l 4 2 Re m oving fitting grip X 550 01 12 Gallon A ttix 550 560 page 36 4 3 Re m oving fitting grip X 560 21 12 Gal RDFD A ttix 550 560...

Page 31: ...clamps with a Phillips screwdriver and take off the hood 5 Fit in the reverse order 4 6 Removing fitting cooling air filter Attix 791 2M B1 1 Undo the screw 1 with an Allen key 5 mm and take off the...

Page 32: ...s and off 4 Fit in the reverse order The following repairs are identical as with other models Attix All m ode ls e x ce pt 791 21 2M B1 791 21 Ide ntica l to Attix Se e se ction Trouble shooting in re...

Page 33: ...tion Troubleshooting in repair manual 5 1 Removing fitting clamping plate X 550 01 12 Gal RDFD Attix 550 560 page 38 5 2 Removing fitting clamping plate X 560 21 12 Gal RDFD Attix 550 560 page 39 5 3...

Page 34: ...l to Attix See section Troubleshooting in repair manual 5 7Removing fitting motor carbon brushes X 560 21 12 Gallon RDFD Attix 550 560 page 41 5 8Removing fitting motor X 560 21 12 Gallon RDFD Attix 5...

Page 35: ...ocket Attix 791 2M B1 2 Undo the six screws 2 holding the cover with a Phillips screwdriver and take off the cover 1 Use a screwdriver to take off the cover frame 1 The following repairs are identical...

Page 36: ...ews 4 with a Phil lips screwdriver and take off the case 4 Fit in the reverse order 7 5 Removing fitting power cord Attix 791 2M B1 1 Remove the hood see 4 7 2 Remove the power cord see Attix 590 21EC...

Page 37: ...ing 4 Apply line voltage and set the switch to I Visual check Green LED on EC electronics driven air flow OK Yellow LED on EC electronics driven air flow reduced Red LED on EC electronics driven air f...

Page 38: ...eceptacle 5 Apply line voltage and set the switch to Auto 6 Visual check Green LED flashes standby 7 Check Turn the bulb properly into the receptacle The tool lamp illuminates immediately and the moto...

Page 39: ...g screw 3 on the rotary knob with a Phillips screwdriver and remove the rotary knob 4 Undo the two retaining screws 4 behind the rota ry knob with a Phillips screwdriver and remove the electronics 5 F...

Page 40: ...The brightness of the lamp reduces Check level control Mark the hose at 11 cm Slowly immerse the hose in a container filled with water until the lamp extinguishes This turn off point should be at the...

Page 41: ...test lamp 302000765 in the socket 7 Apply line voltage and set the switch to Auto Visual check Green LEDs D2 and D7 illuminate Red LED D3 flashes Check soft start The motor lamp slowly starts to illum...

Page 42: ...he hose out of the water Visual check The check lamp motor illuminates after about 6 s Green LEDs D2 D7 and D6 illuminate Yellow LED D4 illuminates Red LED D3 flashes After another 20 25 s the check l...

Page 43: ...they extinguish 8 Remove the jumper from X5 1 and check the level control after resetting with the switch 7 13 Calibrating electronic level control Attix 751 61 71 19 Gallon AE 7 14 Removing fitting e...

Page 44: ...tion Troubleshooting in repair manual 7 17 Checking removing fitting electronic soft start X 550 01 12 Gallon Attix 550 560 page 47 48 7 18 Checking removing fitting electronic EA X 550 21 Attix 550 5...

Page 45: ...6 68 7 23 Electronic potentiometer hose diameter X 560 21 12 Gallon RDFD Attix 550 560 Seite 69 70 7 24 Checking piezo buzzer X 560 2MXC Attix 550 560 Seite 71 Attix 791 21 791 21 791 2M B1 Identical...

Page 46: ...F Nilfisk ALTO Attix7_ver 1 0_140105 Please use the current spare parts list Spare parts Spare parts 46 59...

Page 47: ...no 302000766 2 Electronic device to check EC turbine Alto no 62859 3 Digital multimeter 4 Lamp holder E 27 40 W Alto no 302000764 5 Lamp holder E 27 40 W Alto no 302000765 6 Test device Alto no 40434...

Page 48: ..._140105 A1 Ele troni sof start c c t otor rbine M1 M tu X1 Po er li e w n X2 Term na strip 6 ay i l w Z1 Anti static c ip l 1 Wiring diagram of Attix 751 01 N L1 M 1 MC A1 M1 Motor Motor 1 3 3a 1a Z1...

Page 49: ...751 11 Attix 19 Gallon Elect on f st rt A1 r ic so t a M1 Mo r ur ine to t b W1 in le re l a S g co e d Sing co e ad W2 le r le X1 P wer li e o n X3 cke Sto t 1 An st tic clip Z ti a M 1 M1 N L1 A1 1...

Page 50: ...1 0_140105 3 Wiring diagram of Attix 751 21 A1 l ctr n c sof start E e o i t M1 M to t r ine o r u b X1 owe line P r 3 S cket X o Z1 An static cli ti p 1a 1 X1 A1 Motor L N 3 3a MC Q1 Air Z1 X3 M1 1...

Page 51: ...ow metering 1 e l 2 F o se so A l w n r A3 Potentio eter m H1 Buz er z 1 Mo o turbine M t r X1 Pow r li e e n X Soc et 3 k 1 Anti static cl p Z i 1a 1 X1 L N 3 3a Q1 A1 Motor 1 2 3 1 2 3 1 2 3 1 MC Ai...

Page 52: ...tix 751 0H A1 Electronic flow metering A2 Flow sensor H1 Buzzer M1 Motor turbine X1 Power line X2 Terminal strip 6 way Z1 Anti static clip 1a 1 X1 L N 3 3a Q1 A1 Motor 1 2 3 1 2 3 1 2 3 1 MC A2 Flow S...

Page 53: ...n l r e W1 i g e co e l ad i l r e d W2 S ng e co e l a X o e i e 1 P w r l n X r a i a 2 Te min l str p 6 w y X o t 3 S cke 1 Y e o d Y 2 Sol n i A t a i cl p Z1 n i st t c i 1a 1 MC X3 F1 X7 X9 Mag...

Page 54: ...W l 1 Single core ead W2 Single core lead i X1 Power l ne a X2 Termin l strip S X3 ocket Y1 Y2 Solenoid Z1 Anti static clip 1a 1 P2 9mbar Pressure Compensation Reservoir Baffle pipe A1 Air 1 2 3 X6 X5...

Page 55: ...i e M o t b n W1 Si gle co e d n re l a W2 Singl co e ead e r l X1 P wer line o X Te m n l s rip 6 way 2 r i a t X Socke 3 t Y1 Y2 o e oid S l n 1 Anti tatic c ip Z s l 1a 1 L N MC A1 F1 X7 X9 Magnet...

Page 56: ...ft start C l ro o E 2 El c ro ic C A e t n E C1 R s ppr s i n c pac o FI u e s o a it r M1 to ur ine E Mo r t b C 1 P wer line X o X Termin l trip 2 a s X3 ocket S Z Ant stat c clip 1 i i 1a 1 A1 Air...

Page 57: ...ete El i A42 ectron c EC 1 RFI p s i c a C su pre s on ap citor 1 Bu H zzer M o r i M1 ot r tu b ne EC Po e i X1 w r l ne T a t X2 ermin l s rip So X3 cket An i p Z1 ti stat c cli 1a 1 1 2 3 1 3 Air A...

Page 58: ...E r c of A1 Elect oni s t start M M or t bi 1 ot ur ne Pum M2 p wer l X1 Po ine m 6 y X2 Ter inal strip wa e X3 Sock t Z1 A at cl nti st ic ip P2 Pressure compensation Reservoir Baffle pipe N A1 rt X1...

Page 59: ...o t a t M1 t r turbin Mo o e M2 mp Pu S1 PRCD 1 P we n X o r li e 2 T r n l i 6 a X e mi a str p w y So k t X3 c e n i ta c c ip Z1 A t s ti l P2 Pressure Compensation Reservoir Baffle pipe N A1 rt X1...

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