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Nilfisk-Advance ba 755 Service Manual Download Page 1

9/05 revised 8/06  FORM NO. 56043103

Warrior

™

 ST, Warrior

™

 AXP

BA 755 series

Service Manual

Advance Models: 56315036(28D), 56315037(32D), 56315038(28C)

56315039(32C-C), 56315040(X28D-C), 56315041(X32D-C)

56315538(28D-C), 56315539(32D-C), 56315540(28C-C)

56315541(X28C-C), 56315542(X32C-C)

Nilfi sk Models: 56315042(755), 56315043(755C), 56315044(855)

56315045(755X), 56315046(755CX), 56315047(855X)

Summary of Contents for ba 755

Page 1: ...Manual Advance Models 56315036 28D 56315037 32D 56315038 28C 56315039 32C C 56315040 X28D C 56315041 X32D C 56315538 28D C 56315539 32D C 56315540 28C C 56315541 X28C C 56315542 X32C C Nilfisk Models 56315042 755 56315043 755C 56315044 855 56315045 755X 56315046 755CX 56315047 855X ...

Page 2: ......

Page 3: ...NANCE CHECKLIST 32 MAINTENANCE OF RECOVERY TANK FLOAT SWITCHES 33 MAINTENANCE OF VACUUM MOTOR INLET SCREEN 34 VACUUM MOTOR REMOVAL 35 RECOVERY TANK REMOVAL 36 SQUEEGEE SYSTEM 37 40 SQUEEGEE LIFT LINKAGE ADJUSTMENT 37 SERVICING THE SQUEEGEE 38 ADJUSTING THE SQUEEGEE 38 SQUEEGEE MOUNT ASSEMBLY REMOVAL 39 CASTER WHEEL REMOVAL 40 WHEEL DRIVE SYSTEM 41 49 GENERAL FUNCTIONAL OVERVIEW 41 43 WHEEL DRIVE T...

Page 4: ...e reference MODEL NUMBER ______________________________________________ SERIAL NUMBER ______________________________________________ TRANSPORTING THE MACHINE CAUTION Before transporting the machine on an open truck or trailer make sure that The machine is tied down securely All access doors and covers are secured tape and strap as needed TOWING CAUTION If the machine must be towed or pushed make s...

Page 5: ...ids exist Do not clean this machine with a pressure washer Do not operate this machine on ramps or inclines of more than a 2 percent gradient Only use the brushes provided with the appliance or those specified in the instruction manual The use of other brushes may impair safety CAUTION This machine is not approved for use on public paths or roads This machine is not suitable for picking up hazardo...

Page 6: ...21 120 ft hr 18 480 ft hr 21 120 ft hr 1 717 m hr 1 962 m hr 1 717 m hr 1 962 m hr Scrub Head Size Type 2 14 in 36 cm brushes or pad holders 2 16 in 41 cm brushes or pad holders 2 27 in 69 cm brushes 2 31 in 79 cm brushes Scrub Pressure 1 Regular Scrub max 90 lbs max 80 lbs 2 Heavy Scrub max 175 lbs max 100 lbs 3 Extreme Scrub max 250 lbs max 120 lbs Scrub Head Speed 220 rpm 900 rpm Solution Flow ...

Page 7: ...FORM NO 56043103 Warrior ST Warrior AXP BA 755 series 5 TECHNICAL SPECIFICATIONS ...

Page 8: ...rive motor carbon brushes check every 500 hours or once a year WARNING Turn the key switch off and disconnect the batteries before servicing the machine Check vacuum motor carbon brushes Qty 2 once a year or after 300 operating hours Check brush and wheel drive motor s carbon brushes Qty 4 per motor once a year or after 500 operating hours The original new length of each carbon brush is 1 25 4mm o...

Page 9: ...EMS Comments OK Defect Codes circle Does Not Work 10 Scrub Brushes check for wear and rotate D M W 11 Scrub Brush Motor s check for carbon brush wear 500 Hours B C W 12 Scrub Brush Motor s check gearboxes disc B D L 13 Brush Drive Plate Retainer Clips flex couplers disc C D M 14 Scrub Deck Lift Motor Skirt Side Wheel D M W 15 Solution Solenoid Valve C L W 16 Solution Pump Hoses C L W 17 Solution T...

Page 10: ...r to the service manual for detailed explanations of each item illustrated on the next 4 pages 8 Scrub Deck Skirt 9 Scrub Deck Bumper 10 Drive Wheel 11 Solution Filter 12 Solution Shut Off Valve 13 Squeegee Assembly 14 Battery Pack Connector onboard charger models only 15 Onboard Battery Charger Not found on all models 1 Solution Tank Fill 2 Operator Control Handle 3 Bottle Holders 4 Vacuum Motor ...

Page 11: ...Control Circuit Circuit Breaker 22 Squeegee Blade Tension Strap 23 Squeegee Blade Latch 24 Squeegee Blade Alignment Pins 25 Squeegee Mount Thumb Nut 26 Squeegee Adjustment Knob 27 Recovery Tank Drain Hose 28 Debris Hopper Cylindrical Models Only 29 Idler Assembly Cylindrical Models Only 30 Solution Manifold Cylindrical Models Only 31 Extended Scrub Filter Optional 32 Vacuum Shut Off Switch 33 Cont...

Page 12: ...ur Meter D4 AXP ECO Solution Indicator D5 Battery Indicator D6 Scrub Pressure Indicator D7 Recovery Tank FULL Indicator D8 Battery Low Indicator E Wand Switch Dealer Installed Option F Detergent System AXP ECO Solution models only G Extended Scrub System Dealer Installed Option H Scrub OFF I Scrub ON Regular Heavy Extreme Regular Heavy Extreme Scrub Scrub Scrub Scrub Scrub Scrub press once press t...

Page 13: ...Wand Switch Dealer Installed Option G Extended Scrub System Dealer Installed Option H Scrub OFF I Scrub ON Extreme Scrub Heavy Scrub Regular Scrub Extreme Scrub Heavy Scrub Regular Scrub D Display Panel D1 Solution Flow Indicator D2 Fault Indicator D3 Hour Meter D5 Battery Indicator D6 Scrub Pressure Indicator D7 Recovery Tank FULL Indicator D8 Battery Low Indicator ...

Page 14: ...ame time the panel display will show the correct changed scrub pressure setting Wand Switch E This switch is used when an external vacuum scrub wand is used Pressing this switch will turn the vacuum on continuously without regard to the throttle position If the scrub system was on it will be turned off This includes turning off the scrub brushes and turning the solution flow off to the scrub deck ...

Page 15: ...e machine is moving in either direction This indicator will be off if the scrub system has been turned OFF Extreme Scrub ON Indicators K L Both of these indicators will be yellow if the scrub system is enabled in Extreme scrub mode but the drive paddle is in neutral Both of these indicators will be green if the scrub system has been turned on in Extreme scrub mode and the machine is moving in eith...

Page 16: ...chine chassis controls the needed flow volume demand to the scrub brushes AXP ECO Solution only See Electrical Diagram Figure 2 The electrical circuit that turns on energizes the solenoid coil and water pump is activated through the A1 control panel s solution switch button input and the FWD REV A2 Speed Controller voltage output signals Note See the Know Your Machine section in this manual for a ...

Page 17: ...negative voltage output from the A1 board s terminal J1 8 Grn Blk wire is direct to the M7 Solution Pump turning it on to allow flow to the L1 Water Valve Solenoid NOTE The solution pump s output volume is controlled by the A1 board s programmable capability and changes the pulsing of the negative battery connection to the pump This circuit turns the pump on and off by supplying different reduced ...

Page 18: ... s chassis No tools are needed to remove the filter hand tighten only Service Tip The solution filter ball valve must be placed in the OFF Closed position This prevents loss of solution when servicing the filter strainer with a partial or full tank Solution Delivery Trough On the cylindrical scrub deck clean the holes in the delivery trough and manifolds to assure even distribution of solution TRO...

Page 19: ... GUIDE ELECTRICAL Possible Symptoms 1 No solution flow while in the scrub auto solution mode 2 Solution Pump will not operate SYMPTOM ONE Note Activate the Service Test Mode Program See optional program section for instructions All testing will be performed in the Service Test Mode Program ...

Page 20: ...AXP BA 755 series SOLUTION SYSTEM TROUBLESHOOTING GUIDE ELECTRICAL CONTINUED SYMPTOM TWO Note Activate the Service Test Mode Program See optional program section for instructions All testing will be performed in the Service Test Mode Program ...

Page 21: ...the inlet Hose Clamps D that secure the hoses to the valve body 6 Separate pry the solution outlet hose off from its valve body barbed fitting 7 Remove the 2 Hex Screws E that secure the valve to the Mount Bracket F then pull the valve body to the front separating it from the solution inlet Hose G completing the part removal SOLENOID VALVE DISASSEMBLY AND CLEANING AXP ECO Solution 1 Remove the sol...

Page 22: ... body 5 Separate pry the solution outlet hose L off from its valve body barbed fitting 6 Remove the 2 Hex Screws M that secure the valve to the underside of the chassis then pull the valve body to the front separating it from the solution inlet Hose N completing the part removal SOLENOID VALVE DISASSEMBLY AND CLEANING STANDARD 1 Remove the solenoid valve See the Solenoid Valve Removal section for ...

Page 23: ... the machine FIGURE 5 SOLUTION PUMP REMOVAL AXP ECO Solution 1 Drain the solution tank or turn the solution filter ball valve to the off position to prevent solution loss 2 See Figure 5 Loosen the 2 Hose Clamps V and pry off inlet Hose T and outlet Hose W from Solution Pump X 3 Remove the 2 Screws Y that secure the Solution Pump to the Chassis 4 Disconnect the Solution Pump Electrical Connector Z ...

Page 24: ...put from the A1 board s terminal J1 14 Vio Blk wire completes the K1 solenoid coil circuit Pos Neg and pulls in the load contact making the brush motors run The Neg M2 and M3 load voltage is supplied from the battery Neg M5 Scrub Brush Actuator Lift Motor Function The A1 control board outputs a controlled motor voltage polarity change wires J2 1 and J2 8 that raises and lowers the scrub deck for i...

Page 25: ...hen K1 is de energized the neg voltage from the K3 relay is connected to the Brush Motors Positive Wht wires through a Red Wht jumper wire connected to the K1 N C With two battery ground inputs at the brush motors this circuit causes a short to ground and the motors stop abruptly The built up brushes inertia easily spins the brushes off the motors drive disc lugs FIGURE 1 COIL BRUSH MOTOR CONTACTO...

Page 26: ...t that the actuator motor is not run while it is disconnected from the deck or chassis mounts This precaution will prevent the actuator drive nut from being misadjusted moved out of its set specification 9 To reinstall a scrub deck follow the above steps in reverse order SCRUB BRUSH LIFT ACTUATOR REMOVAL DISC 1 Lower the scrub deck with brushes pads installed Turn the key switch off and disconnect...

Page 27: ...FORM NO 56043103 Warrior ST Warrior AXP BA 755 series 25 FIGURE 2 SCRUB SYSTEM ...

Page 28: ...ove the 3 J Hex Screws from the flexible coupler that attaches the brush holder to the drive Hub K of the Motor Gearbox Assembly you want to remove 5 Remove the 1 Hex Screw L that secures the Hub K to the output shaft on the defective motor gearbox Then pull the hub from the shaft and save the key 6 Remove the 4 M Screws and separate the defective Motor Gearbox Assembly N from the scrub deck 7 Re ...

Page 29: ...FORM NO 56043103 Warrior ST Warrior AXP BA 755 series 27 NOTES ...

Page 30: ... pulley grooves match up Aligned SCRUB BRUSH SYSTEM MAINTENANCE CYLINDRICAL The scrubbing system must be serviced at regular intervals to maintain good scrubbing performance Follow the maintenance steps listed below 1 Rinse clean built up debris from the debris hopper drain holes daily 2 Clean drain holes in the solution delivery trough on top of the scrub deck weekly 3 Clean built up dirt from th...

Page 31: ...FORM NO 56043103 Warrior ST Warrior AXP BA 755 series 29 FIGURE 4 SCRUB SYSTEM ...

Page 32: ...g the suction to lift the wastewater off of the floor The air and wastewater move through the squeegee hose at high speed until it reaches the recovery tank There the air slows down because of the increased volume large size of tank With the decreased air speed the heavier water falls to the bottom of the recovery tank Then at the same time the airflow continues through the tank vacuum fan inlet s...

Page 33: ...the wheel drive motor in Fwd or Rev The recovery tank float switch S4 must be closed in order for a negative voltage output from the A1 board s terminal J1 12 Blk Yel wire to complete the K2 solenoid coil circuit Pos Neg and pulls in the solenoid load contact making the vacuum motor run Electrical Diagram For complete description of all callouts see Electrical System Wiring Diagram F1 FUSE 150A R1...

Page 34: ...ecovery tank drain hose cap seals airtight TROUBLESHOOTING GUIDE If water flows around the ends of the squeegee tool instead of being pulled into the tool the vacuum system is not working properly When a vacuum system performs poorly it is usually because of one of the following problems Vacuum Leak s Air flowing into the vacuum system past a bad gasket or leaky hose damaged tank or a leaky drain ...

Page 35: ...hen the tank is full Dirty extended scrub system switches can prevent the optional extended scrub system from functioning properly If daily rinsing of the recovery tank does not suffice to keep the switches clean you may need to remove the float arms for cleaning The float arms can be removed easily by grasping them as shown below and twisting to remove It is very important that they be reassemble...

Page 36: ...UM MOTOR INLET SCREEN The Vacuum Motor Inlet Screen 4 should be cleaned on a daily basis DO NOT run water down the screen in an attempt to clean it If you do this you will be running water directly into the vacuum motor Remove the Screen 4 from the machine to clean and then reinstall FIGURE 4 ...

Page 37: ...or 4 See Figure 5 Remove the vacuum motor Shroud Cover A secured to the bottom of the recovery tank qty 4 screws 5 Loosen the exhaust hose clamp and remove Hose B from the vacuum motor discharge tube and completely remove the Vacuum Motor C from its mount cavity NOTE Take care not to loose the 3 D Vibration Mounts 6 Inspect the condition of the Vacuum Motor Gaskets E 7 Make service repairs to the ...

Page 38: ...OTE Disconnect any other options installed on the tank 2 See Figure 6 Remove the Screw F and Tank Cable G and allow the tank to swing down to the side of the battery compartment box 3 Remove the Recovery Tank Drain Hose H 4 Disconnect the Squeegee Hose I from the tank 5 Support the tank and remove the 3 J Screws that attach the tank to the hinge and pull the tank free from the machine FIGURE 6 ...

Page 39: ...e adjustable To adjust 1 Lower the squeegee assembly to the floor 2 See Figure 1 The Squeegee Mount Bracket has 3 Mount Holes A for changing the lift cable length 3 Remove the Hardware Items B from the Squeegee Mount Bracket and place in the one of the other holes 4 Observe when the lever is lowered that the squeegee lift cable has ample free play Note This allows the tool the proper movement to r...

Page 40: ...erse or Replace the Front Squeegee Blade 1 Raise the squeegee tool off the floor loosen the 2 Thumb Nuts 25 disconnect the Recovery Hose 19 and remove the Squeegee Assembly 15 from the mount 2 Remove both rear Tension Straps 22 first 3 Remove all the wing nuts that hold the front blade in place and then remove the tension strap and blade 4 The squeegee blade has 4 working edges Turn the blade so a...

Page 41: ...Y REMOVAL 1 See Figure 3 Disconnect Squeegee Hose 19 and remove the Squeegee Assembly 13 from the machine 2 Lower the Squeegee Lever 17 and disconnect the Squeegee Lift Cable C from the squeegee mount bracket 3 Remove Screw D and slide the Squeegee Mount Assembly E away from the chassis FIGURE 3 ...

Page 42: ...ove the squeegee assembly and have the scrub deck in the up stored position with the scrub brushes installed 2 See Figure 4 Place Wood Blocking F in front of the drive wheels to prevent the machine from rolling 3 Jack the machine in the location shown until the caster wheels are approximately 1 off the ground 4 Place Blocking G under the chassis tab as shown 5 Remove the 4 Screws Nuts Washers H th...

Page 43: ...l circuits operational powering it up The F3 circuit breaker 30 Amp supplies the positive load circuit voltage input to the B controller terminal Wht Yel wire The black wire from the battery negative standoff supplies the NEG input to the B controller terminal Moving the 5K Ohm R1 pot off its centered balanced neutral setting of approximately 2500 Ohms activates the operator input to the speed con...

Page 44: ...BRN WHT BLU BLK BRN WHT BLK FOR REV REVERSE J1 5 A2 B B SPEED CONTROLLER M1 M2 PIN 3 POT HI PIN 4 POT WIPER PIN 13 POT LO PIN 5 KSI PIN 16 REV PIN 6 BRAKE 1228 FOR 36V STATUS PIN 9 STATUS PIN 18 SPEED LIMIT POT J1 4 F1 FUSE 150A S3 SW SPST KEY F2 CIRCUIT BREAKER 5AMP 1 2 1 2 BRN BRN RED RED RED BT1 BATTERY BLK A1 J1 6 Partial A1 Control Board OPTIONAL EM BRAKE 36V ONLY YEL BLU RED BLK PIN 14 BRAKE...

Page 45: ...ry Driver Battery output to main controller E1 to turn on activate all auto scrub functions 7 Open not used 8 Open not used 9 Orn Blu Status Fault Speed controller fault output to main control panel fault indicator light accessory wand 10 Open not used 11 Open not used 12 Open not used 13 White Throttle Pot R1 pot low input 14 Yel Blu Drive wheel brake release Battery output to the parking brake o...

Page 46: ...or replace motor Defective Throttle Potentiometer R1 replace Wheel drive in one direction only loss of either forward or reverse Test the Fwd Rev R1 wiring outputs pins 3 4 13 at the speed control for an open Repair wiring or replace the R1 pot Controller can t change electrical polarity to wheel motor Replace the A1 speed control Display LED panel shows an error 03 fault code Speed controller has...

Page 47: ...er work under machine without safety stands or blocking to support the machine 1 Drain both the solution and recovery tanks and remove the squeegee 2 Remove the Scrub deck by following the Scrub Deck Removal instructions in this manual 3 Jack and block the rear of the machine so the rear casters are off the ground See Figure 4 for proper placement of the wood blocking FIGURE 4 ...

Page 48: ...chine from this location until the drive wheels are approximately 1 off the ground 5 Remove the 6 Locknuts A and then remove the 2 Drive Wheels B from the transaxle 6 Disconnect the drive motor wiring connector 7 Remove the 4 Motor Mount Bolts and Nuts C and carefully slide the Motor Transaxle D away from the machine 8 Reinstall in reverse order FIGURE 5 ...

Page 49: ...ne without safety stands or blocking to support the machine 1 Remove the squeegee and place wood blocking in front and rear of the opposite drive wheel that you are removing to prevent the machine from rolling 2 Using a scissors jack raise the machine until the wheel is off the ground See Figure 6 for jack placement 3 Remove the 3 Locknuts E and Drive Wheel F 4 Reinstall in reverse order FIGURE 6 ...

Page 50: ... wiper and outside rear 1 low Fwd reading 2 420 ohms to 4 700 ohms Rev 2 420 ohms to 230 ohms 5 Testing Summary The above tests are to show the increase and decrease of the pot through its working range If you do not get similar readings replace the Potentiometer R1 FIGURE 7 R1 Potentiometer Removal 6 See Figure 9 Loosen the pot shaft anchor nut and unthread it to the end of the shaft 7 Back out t...

Page 51: ...vicing Note The potentiometer pot doesn t have to be removed from the drive paddle cover to test Test Procedure FIGURE 8 FIGURE 9 1 See Figure 7 Remove the front drive paddle Cover G from the rear housing H held together with 4 item I Screws Note the cover will have the speed limiting pot R2 mounted to it observe the 3 wires to reassemble and then separate them to complete the removal of the cover...

Page 52: ... jewelry Do not smoke Wear safety glasses rubber gloves and a rubber apron Work in a well ventilated area Do not allow tools to touch more than one battery terminal at a time ALWAYS disconnect the negative ground cable first when replacing batteries to prevent sparks ALWAYS connect the negative cable last when installing batteries CAUTION Electrical components in this machine can be severely damag...

Page 53: ...ction again A 36V battery pack must increase to a 38 6 volt minimum DESCRIPTION OF THE BATTERY CONDITION INDICATORS The Battery Condition Indicator will give an indication of the state of charge of the batteries 5 vertical bars or a green light indicates a fully charged battery after a complete charging cycle The battery condition indicator will retain the state of charge even if the key has been ...

Page 54: ...led Tighten the vent caps Wash the tops of the batteries with a solution of baking soda and water 2 tablespoons of baking soda to 1 liter of water CHARGING GEL VRLA BATTERIES AXP ECO Solution Charge the batteries each time the machine is used or when the Battery Indicator D5 is reading less than full Standard Charge the batteries each time the machine is used or when the Battery Indicator J1 is fl...

Page 55: ...g Almost all battery caps are vented so there s no need to loosen or remove them for charging Keep the Batteries Clean Monthly Use a damp cloth to wipe dirt from the top of the batteries Battery terminals must be clean and tight If the tops of the batteries are wet after charging the batteries have probably been over filled or over charged Note If there is acid on the batteries wash the tops of th...

Page 56: ...rive Nut B as shown with the nut pin pocket away from the motor Then finish assembly of remaining parts long compression spring Spring Housing D and mounting hardware 2 Hold onto the spring housing assembly and press the rocker switch to run the drive motor and retract the spring housing towards the motor housing its IN limit 3 Measure the position of the spring housing assembly on the actuator sh...

Page 57: ...FORM NO 56043103 Warrior ST Warrior AXP BA 755 series 55 FIGURE 4 ...

Page 58: ...nd its wiring for any obvious problems such as broken wires or loose connections 2 Connect the programmer put it in diagnostic mode and read the displayed fault information In this example the display shows No Faults Present indicating that the controller has not detected anything out of the norm 3 Put the programmer in test mode and observe the status of inputs and outputs in the forward directio...

Page 59: ...FORM NO 56043103 Warrior ST Warrior AXP BA 755 series 57 FIGURE 5 ELECTRICAL SYSTEM ...

Page 60: ...0 00000 HPD High Pedal Disable fault 1 Improper sequence of throttle and KSI push or inhibit inputs 2 Misadjusted throttle pot 4 1 0000 O current sense fault 1 Short in motor or in motor wiring 2 Controller failure 4 2 0000 00 motor voltage fault hardware failsafe 1 Motor voltage does not correspond to throttle request 2 Short in motor or in motor wiring 3 Controller failure 4 3 0000 000 EEPROM fa...

Page 61: ...y to cycle the key switch to clear the fault code 4 Move the drive paddle to operate the throttle The motor should begin to turn in the selected direction If it does not verify the wiring to the controller and the motor The motor should run proportionally faster with increasing throttle If not refer to the DIAGNOSTICS section of this chapter Table 1 5 If you are using a programmer put it into the ...

Page 62: ...nd display an error code on the display panel or store it in the main control board s recall memory mode The error code s are used to help the serviceperson determine the fault and to quickly guide in repairing a specific system malfunction Note See the Troubleshooting Guide for further information An additional special feature of the main control board is to change program settings for a set of s...

Page 63: ...place 7 Inspect scrub brush drive bearings drive belts for excessive wear cyl 07 E 0 7 Vacuum motor overload Normal current load 36V 23 25 Amps 1 Check for debris in the vacuum motor 2 Worn carbon brushes 3 Defective motor bearings 4 Check for short circuit in vacuum motor or wiring Repair or replace 5 Check for an open in the small ORG current sense wire 08 E 0 8 Solenoid Coil Bank Overload Brush...

Page 64: ...produced by the speed control Refer to the speed control section for details on these codes If SCS Green Light does not display follow the troubleshooting procedure below Disconnect the Org Blu wire from the speed controller and main controller and check the continuity of the wire If the wire tests open repair or replace the wire or plug If wire tests ok replace the speed controller F R YELLOW LIG...

Page 65: ...FORM NO 56043103 Warrior ST Warrior AXP BA 755 series 63 FIGURE 6 ELECTRICAL SYSTEM ...

Page 66: ...ief On Green Flash Brush motor output is off and brush motor current is being sensed abnormal condition Check for voltage at the Wht wire on K1 contactor to battery ground If any voltage is present replace K1 contactor NO voltage replace the Main control board Brief Off Green Flash Brush motor output is on and brush motor current is not being sensed abnormal condition Check brush motor wiring plug...

Page 67: ...s not at its down limit When the output is in state 4 the actuator output is turned on The scrub pressure decrease indicator should be green or flashing green The indicator will be a steady green if the control senses current flow through the actuator It will flash green if no actuator current flow is sensed actuator at limit open circuit open output driver The wand switch has no effect in this st...

Page 68: ... overload has occurred Extended Scrub Switch G This switch is used to toggle the sate of the recycle pump and recycle valve If available Pressing and releasing this switch will alternately turn the recycle pump and recycle valve on and off The indicator provides the following status information Off Recycle pump and valve off Steady Green Recycle output is on and valve is open Detergent Switch F Th...

Page 69: ... standard cutout level factory default select 30 96V For the alternate cutout level select 32 58V 8 To save the new setting press scrub off switch Scrub off indicator will turn to Green and display will show key switch icon to reset the machine Turn the main key switch to the off position 9 The new setting will be saved and will remain in effect until it is changed again Recall of Stored Error Cod...

Page 70: ...icon with 28 if the machine is equipped with a 28 disc deck Select cylindrical icon with 28 if the machine is equipped with a 28 cylindrical deck Select disc icon with 32 if the machine is equipped with a 32 disc deck Select cylindrical icon with 32 if the machine is equipped with a 32 cylindrical deck 10 Once the proper scrub deck size chemical option and recycle option are selected press the scr...

Page 71: ...il it is changed again Displaying the Control Unit Revision Level If it is desired to view the revision level of the control unit software perform the following steps 1 Turn the main power key switch to the off position 2 Press and hold the scrub off switch and chemical switch 3 While holding both switches until scrub off and chemical indicators turn green 4 Release both switches 5 The display wil...

Page 72: ...setting and move to solution rate setting 7 The display will now show solution icon with gauge Light scrub indicator will now turn green and solution indicator will turn yellow Pressing solution switch will now select new solution rate Pressing scrub off switch will save the new setting and move to chemical setting If available 8 The display will now show chemical bottle with current chemical sett...

Page 73: ...9 Turn the main power key switch to the off position 10 The new settings will be saved and will remain in effect until it is changed again Extreme Scrub Setting Adjustment FACTORY DEFAULT SCRUB PRESSURE 3 SOLUTION THREE BARS 3 CHEMICAL 0 IF AVAILABLE The extreme scrub pressure solution rate and chemical rate can be programmed depending on its application where high solution rate is need with extre...

Page 74: ...ollowing steps 1 Turn the main power key switch to the off position 2 Press and hold the recycle switch 3 While holding the recycle switch turn the main key switch to the on position 4 Continue to hold the recycle switch until the recycle indicator turns yellow 5 Release the recycle switch 6 The display will display current deck setting low voltage cutout setting and error checking setting 7 To ex...

Page 75: ...Vac M5 Motor Brush Actuator M8 Pump Solution AXP ECO Solution M9 Pump Recycle Optional M10 Detergent Pump Optional AXP ECO Solution M11 Side Broom Motor Left Not Shown Optional Cylindrical models only M12 Side Broom Motor Right Not Shown Optional Cylindrical models only R1 Potentiometer 5K Ohm Throttle R2 Potentiometer 100K Ohm Speed Limit S1 Part of M8 S2 Part of M9 S3 Switch Key S4 Switch Float ...

Page 76: ... 2 1 2 1 2 3 1 2 1 2 1 2 1 2 3 1 2 1 2 1 2 1 2 1 2 WHT YEL VIO BRN RED BRN BLK YEL RED VIO YEL RED WHT WHT GRA BRN BRN BLU WHT VIO BLK BLU WHT BRN BLK RED BLK WHT GRN BRN WHT BLU WHT RED BLK WHT RED WHT YEL BLK WHT BRN RED GRN RED BRN RED WHT GRA BLK YEL WHT GRA WHT BRN YEL GRN BLU BLK GRA WHT YEL BLU WHT BLK ORN ORN BLU BLK BLK BLK BLK BLK GRN BLK GRN BLK ORN RED ORN RED RED BLK BLU WHT BLK BLK Y...

Page 77: ... 18 2 BLK 18 3 RED 16 2 GRA WHT 18 1 BLK 18 2 YEL BLU 18 1 BLK 18 3 WHT BLK 18 1 RED 16 2 RED 18 1 RED 18 2 RED 18 1 GRN BLK 18 1 ORN RED 18 1 RED 18 2 ORN 18 1 BLK 12 1 BLU 12 1 BLK 12 1 BRN 16 4 RED GRN 18 2 BRN 16 5 YEL GRN 18 1 BRN 16 5 BROWN WHITE WHITE BLUE BLUE BROWN BROWN BLK BLK VIO YEL 18 1 WHT GRN 18 1 RED ORN RED 18 1 ORN 18 1 BRN 16 4 BLU WHT 16 1 BLK 16 1 YEL GRN 18 1 WHT 12 2 RED 18...

Page 78: ... Tank 2 Shut Off Valve 3 Inline Solution Filter 4 Solution Pump 5 Check Valve 6 Detergent Pump 7 Reducer Tee 8 Reducer Coupler 9 Solution Solenoid Valve 10 Detergent Tank 11 Reducer Coupler 12 Solution Manifold Cylindrical Models 13 Tee APPENDIX DETERGENT AXP SYSTEM PLUMBING SCHEMATIC ...

Page 79: ...ed Scrub Solenoid Valve 16 Solution Manifold Cylindrical Models 17 Tee EXTENDED SCRUB SYSTEM PLUMBING SCHEMATIC APPENDIX Service Note 1 After each use drain and rinse the recovery tank thoroughly and then fill the recovery tank with about 2 gallons 7 57 liters of clean water 2 Push and hold the Extended Scrub Button G for 3 seconds the indicator Q will turn green to initiate the purge function The...

Page 80: ...and press the Detergent Switch F and the Solution Switch B down for at least 3 seconds NOTE Once activated the purge process takes 10 seconds See illustration on next page for Detergent System indicators Normally one purge cycle is adequate to purge the system To Purge Weekly 1 Disconnect and remove the detergent cartridge Install and connect a Cartridge filled with clean water 2 Turn the Key Swit...

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