Service Manual For the SCV2832E, SCV2426
Contents
1. UJ NO 1 horted Circuit Check For Shorts on the Brush and Drive Motor Circuits Also Water inside of motors C5 C05 C5 C5 NM ID O vi E Gaa OIOIOIOIOIOIO OIN O UIN w DIN I Oo ojolo O zZls A c m gt CO NO UJ CO nolo O OIN SS SS SS SS SS SS E E E E E E E E E E E E E Page 19 CO N 6 Table of Error Codes Minuteman Excellence Meets Clean For All of these Diagnostic Codes 1 Turn Off Key switch and disconnect batteries 2 Wait 1 minute 3 Reconnect Batteries and turn On Key switch 4 If Diagnostic Code is not cleared then replace TRIO TRIO HD control IMPORTANT TRIO TRIO HD can be damaged internally by shorting Batt to any of it S Inputs or Outputs Check Wiring Harness for shorts before installing a replacement Control 5 1 Table Error Codes LED THTTTIT lI Bar ATTTTTT E Bar TELE 3 Bar LLLLL A Rar Single flash Low Batteries Charge the batteries Single flash Traction drive motor disconnected Single flash Brush motor disconnected single flash Brush actuator overload Two flash Squeegee actuator overload In Page 21 Excelence Meets dean in Excellence Meets Clean 5 1 Table Error Codes LED Single flash Vacuum motor disconnected single flash Off Isle Wand Activated single flash Potentiometer fault single flas2. 20 For Disk machines only the actuator should be set so that you can slide the brushes under the deck and not bottom out under the machine 21 Adjust the actuator adjustment screw to change setting see drawing Turn the screw no more than 1 8 of a turn at a time The adjustment screw closest to the shaft controls how high it rises The screw furthest from movable controls maximum down pressure Look at the rubber plug to determine which way to turn the screw 22 Lower the brush deck and return it back up for the new settings to change 23 Adjust the down setting so that the actuator cannot lift the drive motor off the floor Set it so it only lifts some pressure off the drive wheel 24 Once the correct setting is made replace the rubber plug into the side of the actuator motor 25 Replace side plastic cover 26 Turn the key switch off and back on 27 Test the machine Page 31 8 1 Actuator Adjustment be Excelence Meets Clean Actuator Adjustments SCV 28 32 Actuator Adjustment 1 32 Hex Turning this screw counterclockwise increases the lifting height of the deck Raises it higher up Turning this screw counterclockwise decreases the lowering height of the deck Does not go down as far Page 32 8 2 Entering Service Mode with a Stuck Actuator Minuteman Excellence Meets Clean To enter service mode with a stuck actuator With the machine off unplug the P2 connector Turn it on
3. Settings The brush pressure range can be changed when changing the type of deck on the SC2832E SC2426P CP2832 and ES2832 models Connect the orange violet wire into the terminal block with red black wire group for cylindrical decks and unplug it for the disk decks The terminal block is located below the Trio controller on the SCVs and below the control panel on the ES setting Setting On wh setting ne wh Miinuteman Excellence Meets Clean Trio Pressure Settings 748174 SCV2832E Disk Pressure Amps Orange violet Wire Light Disk 30 Not connected Double Both 40 Not connected Heavy Disk 50 Not connected Light Cylindrical 23 Connected Heavy Cylindrical 30 Connected 748206 SCV2426 Disk Light Pressure Amps Orange violet Wire Light Disk 23 Not connected Double Both 28 Not connected Heavy Disk 28 Not connected Light Cylindrical 23 Connected Heavy Cylindrical 26 Connected 747010 ES2832 Disk Light Pressure Amps Orange violet Wire Light Disk 30 Not connected Double Both 40 Not connected Heavy Disk 40 Not connected Light Cylindrical 17 Connected Heavy Cylindrical 25 Connected Page 13 4 1 ES2832 CP2832 and Phoenix 34 It is now available to change the brush pressure settings in the field when changing brush decks on current production models of the Easy Scrub 28 and 32 No other modifications will be required Changing the brush pressure settings will only be required when chan
4. and press and hold the service switch up to 30 seconds Plug the P2 connector back in Leave machine on Press the service mode switch to raise and lower the brush deck Page 33 Miinuteman EXcellence Meets Clean __ 9 Trouble Shooting the Code 8 Error ES2832 CP2832 SCV2426 and SC2832E Models Only 1 Check for loose or burnt connections on the controller batteries cables and the circuit breaker Make the sure the circuit breaker is not damaged 2 Measure the total battery voltage at the batteries and at the battery connections on the controller They should be exactly the same A 1 10 of a volt or more difference would indicate a problem in the connections 3 Check to see if the operator has recently washed the machine down and got water inside of the brush motor or in the controller area 4 On the ES2832 and CP2832 only disconnect the plug on the Service Mode owitch This is accessible by tilting the solution tank forward Power the machine up with it disconnected If error code is cleared replace the switch 5 Check for a disconnected or an open circuit or faulty potentiometer on the throttle or speed circuit Controller may not be detecting it in the circuit Do a continuity test See Testing the potentiometer section Page 34 9 Trouble Shooting the Code 8 Error Minuteman Excellence Meets Clean 6 Disconnect one motor connector from the Trio controller at a time and disconnect the batteries f
5. wiring or replace device Device connected to Aux 2 exceeded 12 amps for 1 sec Check wiring or replace device 1413 ERROR AUX 2 POSITIVE SHORTED LOW 1414 ERROR AUX 2 NEGATIVE SHORTED LOW 1500 BRAKE FAULT OPEN CIRCUIT heck Electric Brake circuit for a faulty connection 1501 RAKE FAULT 2 heck Electric Brake circuit for a faulty connection 1507 IBRAKE OVER CURRENT ERROR Check Brake circuit wiring and brake Repair or replace as necessary 1600 HIGH BATTERY ERROR Battery is overcharged or damaged Replace battery 1D02 FRONT END SPEC CHANGE TRIP Drive parameters have been reprogrammed Cycle power with key switch Page 1 1E03 INHIBITACTIVATED gt A A Solution Tank Empty Check float switch 1E06 NHIBITINPUT OUT OF RANGE nvalid Inhibit signal Check wiring OJO 6 Table of Error Codes Minuteman Excelence Meets Clean _2C00 _ LOW BATTERY ERROR Battery Charge to low _Recharge battery S _2C01 LOW BATTERY ERROR2 Battery Charge to low Recharge battery 2C02 SOFT BATTERY LOCKOUT OCCURRED Battery Charge to low Recharge battery _2C03 SOFT BATTERY LOCKOUT 2 OCCURRED Battery Charge to low Recharge battery CC _2F01 TILLER DISPLACED ERROR Throttle displaced on Power up Release throttle and then re engage throttle _3A00 BAD SETTINGS ilegal program parameter settings 7000 STARTUP WITH PUSH SELECTED Freewheel Input signal detected at startup Disconnect
6. 00000 The SC28 32E s service mode switch is located in the controller compartment under the seat on the operators left side Push the rocker switch in the down position for 20 seconds Connect the actuator electrical connector into the harness Use the up and down buttons on the touch pad to adjust the brush linkage height so that you can slide the brush deck into position Do not raise it all the way up until it is set correctly Lower the linkage down using the touch pad or rocker switch so that it gently rests on the mounting brackets Page 30 8 Replacing the Brush Actuator on the SCV 28 or 32 Minuteman Excellence Meets Clean All Versions Of SCV2832E and SC280000 16 Slide the brush deck into position install the four mounting bolts and tighten Connect the brush motor connector and solution quick connector 17 Locate the black rubber removable plug on the right side of the actuator and remove 18 For models with cylindrical decks only Remove the plastic side deck cover on the operators left side This is a gray plastic piece screwed to the side of the solution tank above the deck area 19 Use the brush pressure up button to raise it up a little at a time The clearance between the top belt cover and the under side of the tank should between 1 4 to 3 8 inch when the deck stops rising up Do not allow it to rise any higher or it might over load the actuator If it continues to rise higher adjustment will be required
7. ATE raction Motor was overloaded for too long Control limiting current to protect motor 7803 MOTOR LINE VOLTAGES INSTABILITY TIMEOUT _ Possible Traction Motor or loose wiring problem 7804 TRACTION MOTOR IN DRIVE BOOST Traction Motor under heavy load or Current Limit Fold back parameters set too low 7880 TRACTION SPEED INPUT OUT OF RANGE Check Throttle Potentiometer and wiring 7900 EMERGENCY SIOP EHROHR Emergency Stop function activated 7901 SOFT BELLY BUTTON ACTIVATED oafety Bar switch is activated ES and CP models onl Pa e 1 8 8000 ISERVICE MODE Service Timer limits have been reached Q 9000 BRUSHES NOT FITTED Check Brush Deck to make sure Brushes are fitted properly 6 Table of Error Codes Minuteman Excellence Meets Clean 7 O r All of these Diagnostic Codes Turn Off Key switch and disconnect batteries Wait 1 minute Reconnect Batteries and turn on key switch f Diagnostic Code is not cleared then replace TRIO TRIO HD control Oe ojoijoljo L 4 IN J O O ojoljolo O CO1 O Co ojo w O o NMI eo UU eo UJ RIO TRIO HD can be damaged internally by shorting Batt to any of it s Inputs or Outputs heck Wiring Harness for shorts before installing a replacement Control replacement control fails then replace Wiring Harness before installing any more Controls l NIN N e oio Oo O1 4 O0 O O
8. Freewheel input 7001 PUSH ACTIVATED IN DRIVE MODE reewheel Input signal activated while driving Disconnect Freewheel input 7500 TILLER COMMS TIMEOUT Problem with LCD Module or wiring Repair or replace as necessary O _7600 SOFT BRUSH MOTOR DISCONNECTED ERROR _ Check Brush Motor wiring and connectors O 7601 SOFT BRUSH CURRENT FOLDBACK 7602 SOFTBRUSH CURRENT FOLDBACK2 Too much Brush Pressure Current Check for jammed Brushes or Deck or Brush motor short 7603 SOFTBRUSH CURRENT FOLDBACK3 Too much Brush Pressure Current Check for jammed Brushes or Deck or Brush motor short 76004 SOFTBRUSHINHIBIT Brush Inhibit signal is active O zes ssh STARTUP OVERCURRENT DETECTION Possible Brush motor problem or shorted brush cireuit wrin 7700 _ SOFT VACUUM MOTOR DISCONNECTED ERROR Check Vacuum Motor wiring and connectors CC 7701 SOFT VACUUM CURRENT FOLDBACK foo much Vac motor current Check for shorted Vac motor or wiring 7702 ISOFT VACUUM CURRENT FOLDBACK2 Too much Vac motor current Check for shorted Vac motor or wiring _7703 SOFT VACUUM CURRENT FOLDBACK3 Too much Vac motor current Check for shorted Vac motor or wiring a a a QO 7800 TRACTION MOTOR FAULT 1 Check Traction Motor wiring and connectors _7801 TRACTION MOTOR OVER CURRENT ERROR Too much Traction motor current Check for shorted Traction motor or wiring 7802 TRACTION MOTOR IN FOLDBACK ST
9. NS moving the assembly up or down Wing Nuts Repeat the process on both sides if needed oqueegee Assembl Wing Nut for Squeegee Adjustment 2 Helical Lock Washer for Squeegee Adjustment 2 Flat Washer for Squeegee Adjustment 2 Page 26 7 squeegee Adjustment Later Models Only The pitch of the squeegee can be adjusted by turning the knob Loosen the wing nuts before adjusting Tighten the wing nuts to lock into position Ir Excellence Meets Clean Page 27 7 Rear Squeegee Adjustment Minuteman Excellence Meets Clean Later Models Only Rear squeegee blade Front strap long Wing jam nut 2 Front strap short swivel Caster 2 Rear strap latch side Wing Jam Nut L Rear strap catch side Turnbuckle Adjustment Knob Latch Front squeegee blade Guide wheels 2 Page 28 Wing bolt 2 Recovery hose intake Toggle clamp Treaded Stem ropmmuaoou 7 Rear Squeegee Adjustment 10 11 Later Models Only Ensure that the scrubber is on a relatively flat surface Turn on the key switch and select the Vacuum only mode This lowers the squeegee to the floor and turns the vacuum motor on Move the scrubber one or two feet forward slowly while someone behind the machine checks the rear squeegee blade item A for uniform deflection to the floor lf uneven deflection or lay is evident minor adjustments may be necessary to avoid streaking and uneven wear on the
10. Service Manual Mlinuteman Excellence Meets Clean For the SCV2832E SCV2426 SCV280000 amp ES2832 Automatic Scrubbers For Training Troubleshooting Adjustments p Miinuteman Re Contents natceman 1 Cautions none nn nn 7 Page 4 2 Maintenance Intervals Page 5 2 1 Customer Maintenance Page 6 2 2 Maintenance after every 125 hours of operation Page 2 3 Maintenance II after every 250 hours of operation Page 8 2 4 Maintenance S after every 500 hours of operation minimum once per year Page 9 3 Service Mode Page 10 3 1 Service Mode SC280000 Page 11 4 Brush Pressure Settings Page 13 4 1 ES2832 and CP2832 Page 14 5 Error Codes Page 16 6 5 1 Table of Error Codes LCD Page 17 Minuteman C O N te N tS Excellence Meets Clean Dd LEHOPOOUESTLISL EE due deupuetutuE Page 21 6 Side Squeegee Adjustment cylindrical Page 25 6 1 Side S
11. battery voltage at the batteries and at the battery connections on the controller They should be exactly the same A 1 10 of a volt or more difference would indicate a problem in the connections Page 38 12 Notes inutemc Excellence Meets Clean Page 39
12. blade To correct this loosen the wing jam nut item B in order to adjust the caster height If the squeegee blade is deflecting too much the casters item C need to be lowered to control the down pressure Lower the caster by turning the exposed threaded stem item P on the caster clockwise Make the adjustment a few turns ata time Repeat step 2 lf the blades are not deflecting enough raise the caster by turning the stem counter clockwise to adjust the caster height to allow more down pressure on the squeegee Repeat step 2 Make sure there is even deflection on the entire length of the rear blade Adjust the casters and retighten the wing jam nuts to lock the caster setting in place Pitch adjustmentis necessary if the outer ends on the squeegee blade do not contact the floor and there is too much deflection in the middle area or if the outer ends are over deflected and there is no contact in the middle To adjust the pitch Repeat step 2 Loosen the two wing jam nuts item D that lock the pitch angle Turning the knob item E clockwise or counter clockwise controls the forward and backward pitch of the squeegee Having the rear blades deflected uniformly along its entire length is the desired set up Repeat step 2 until desired set up is achieved In certain applications where a non slotted front wiper blade item F is needed detach the rear squee gee assembly by loosening the two wing bolts item G Unlock the toggle clamp item H o
13. ging the cylindrical over to the disk deck or disk over to the cylindrical decks Changing the size only Example Changing the 28 disk to 32 disk will not require changing the settings The orange violet wire from the controller has been added to change settings Connecting the orange violet wire to the terminal block puts it in the low pressure mode for cylindrical decks Disconnecting the orange violet from the terminal block puts the brush pressure in the high pressure mode for disk decks Instructions 1 Remove the switch panel by removing the four screws 2 Locate the terminal block See Photograph Miinuteman Excellence Meets Clean Page 14 4 2 ES2832 CP2832 and Phoenix 34 inufoman Locate the Red Black wire group Locate the Orange Violet wire Page 15 5 Error Codes Minuteman Excellence Meets Clean The model SC280000 Rider scrubber uses a LCD display mounted above the steering wheel which indicates the error code when they occur The will be displayed as a four digit code with a picture of a wrench next it The top three are the hour meters for Total Time Brush Motors and Drive Motor X o00023 3 mm OOOL2 9 90019 b 3104 The SC2832E SC2426P ES2862 and CP2832 models uses a 10 light LED display to indicate the battery condition a error codes The battery condition will be displayed with 1 to 10 LEDS 10 LEDs would be a fully charged battery one LED batteries are discharged When a e
14. h Control fault check all connections to controller see Trouble Shooting the Code 8 Error Page 22 Excellence Meets Clean 5 1 Table Error Codes LED IVlinuteman oingle Flash Solution tank empty Riders only Two flash Not used Three flash Water solenoid fault Four flash Water pump fault Five flash Electric brake circuit fault Check all connection to 9 Bar the brake Page 23 il Excellence Meets Clean 5 1 Table Error Codes LED Single flash High battery voltage Check all connections lO Bar Ripple Throttle activated during start up Page 24 6 Side Squeegee Adjustment The side squeegees on the cylindrical decks can be adjusted by loosening the two black knobs and moving the squeegee assemble up or down The brush assembly may be accessed by removing the yellow knob C The squeegee assembly is hinged at D Remove the three wing nuts that mount the brush idler bearing assembly E and remove the brush roll Repeat the process on both sides of the machines Excellence Meets Clean CV2426 amp SCV2832E Only Cylindrical Decks A Side Squeegee B Black Adjustment Knob C Yellow Brush Access Knob D Side Squeegee Hinge E Bush Access Plate Page 25 6 1 Side Squeegee Adjustment finuteman SCV2426 amp SCV2832E Only Disk Decks i Wing Nuts The side squeegee 9 QE assemblies can be se Ve adjusted by loosening S the two wing nuts and
15. m the Minuteman System Maintainance K o Fill the clean water tank and mix the proper amount and type of cleaning solution o harge the batteries o Check the brush head Clean if needed with a damp cloth Do not get water inside of the motors o Check the squeegee clean if needed amp o Check the lid gasket on the recoverytank o Empty and flush the recovery tank with clean water CO o Clean the filter inside of the recovery tank If missing replace o Check the water levels all the batteries Add distrilled water if needed Do nat over fill o Check the brushes and pads for wear Replace if needed e ae hose for clogs damage and wear Replace if needed o 0 o Check the squeegee rubbers for wear and cuts Flip the rubber blades over or replace Check the solution filter Clean if needed Flush the clean water tank and sytem with warm water Test all the functions of the machine Miinuteman 2 2 Minuteman oystem Maintenance Excellence Meets Clean To Be Performed By An Authorized Service Center Every 125 hours of operation inuteman n 2 9 Minuteman oystem Maintenance Excellence Meets Clean To Be Performed By An Authorized Service Center Every 250 hours af operation Miinuteman 2 4 Minuteman oystem Maintenance S Excelence Meets Clean To Be Performed By An Au
16. n the front squeegee to release the front long strap item and slide the front short strap item J Flip the blade over to the non slotted side Reattach the straps and lock the clamp back in place 12 You can also easily replace the rear blade by unlatching the latch item M and removing the two rear straps items K amp L by sliding them off the assembly You can then flip the blade over in order to use a new edge for better wiping action Page 29 Excellence Meets Clean QU 9 IW 0 UY 2 09 Nu L h C9 mh I 13 14 15 IVlinuteman 8 Replacing the Brush Actuator on the SCV 28 or 32 EXcellence Meets Clean All Versions Of SCV2832bE and SC280000 Replacing the Brush Actuator on the SCV 28 or 32 Lower the brush deck so it gently rests on the floor Remove the side squeegees Remove the four bolts that mount the deck to the lift linkage Unplug the electrical connector and the Quick Connector for the solution from the deck Slide the deck out from under the machine Unplug the electrical connector to the actuator motor Remove the two pins that mount the actuator on each end Remove the actuator from the machine Mount the new actuator Do not connect the electrical connector on the actuator at this point Connect the battery pack Turn the machine on Put the machine in Service Mode Hold one of the brush pressure buttons on the touch pad for over 20 seconds and release on the model SC28
17. ometer the resistance should be zero ohms with pedal on the riders in the neutral position or speed knob on the ES2832 and CP2832 in the full counterclockwise position When the pedal or knob is moved to the full throttle position in should be a smooth resistance change without dropping out It should measure approximately 5K 5 thousand ohms in the full position Measuring across the black and the red wire the resistance should be approximately 5K 5 thousand when in the neutral position When the pedal is at full throttle or the Knob is full soeed position the resistance should drop to zero If adjustment is needed loosen the nut and screw on the throttle arm Adjust the potentiometer shaft with a flat tip screw driver until it is set according to the information above on the riders only Potentiometer Assembly Page 36 Adjust Here 10 Testing the Throttle Potentiometer Minuteman 11 12 14 Excellence Meets Clean If they do not find a problem here have them retest at the connector at the Trio controller Reconnect the plug at the throttle potentiometer Unplug the P3 connector The large white connector on the controller under the seat on the riders and behind the two rear panels on the ES2832s and CP2832s Locate the black orange and the black pink wire Measuring across the black orange and black pink wires the resistance should be zero ohms in the neutral position It should 5k in the full thr
18. or 1 minute and restart the machine If the code 8 disappears and is replaced by a different code the circuit disconnected should be considered suspect For example the brush was disconnected The code 8 is replaced by code 3 Code 3 indicates the brush motor is disconnected Check for a loose or broken connection at the brush deck Check to see if water has gotten inside the brush motor Check for a shorted motor 7 Static electricity Check both the ground chains there is one on the brush deck and one on the rear of the machine They should be contacting the floor The one on the deck should touch the floor when the deck is down They also should have continuity between the end of the chain and the frame of the machine Repair or clean if needed if needed 8 If everything checks OK replace the Trio Controller Note controllers can be damaged by loose connections on inputs and outputs static electricity and water on electrical components such as on or in the controller and motors Page 35 10 Testing the Throttle Potentiometer Minoteman natemon BON gt The throttle potentiometer resistance can be measured with an ohmmeter Unplug the throttle potentiometer at the connector next to it Analog type meters are recommended for this test Measure the resistance across the red and white wire on the potentiometer assembly It should measure approximately 5K 5 thousand ohms Measure across the black and white wires on the potenti
19. ottle position Measure across the black pink and the black white wires The resistance should be 5K 5 thousand in the neutral position When the pedal is at full throttle the resistance should drop to Zero If your reading is different with this test check all the connections between the controller and the throttle control including the seat switch Note when moving the throttle to the full position the resistance should be smooth without dropping out for both tests If the resistance does not go to 5K during the test the arm and the potentiometer may need to be adjusted to achieve it Page 37 11 Identifying the Cause of Trio Failures Minuteman Excellence Meets Clean 1 Check for loose or burnt connections on the controller batteries cables and the circuit breaker Make the sure the circuit breaker is not damaged burnt or cracked 2 Test the chassis drive motor harness for broken wires riders only Disconnect the plug labeled Traction on the Trio controller Connect a digital multi meter to the plug on the two large wires oet the meter for Ohms resistance The resistance should be 3 to 4 ohms Turn the steering wheel in both directions until it stops several times Monitor the meter while turning The resistance should not change or vary while turning Any variation even 1 ohm would be indicate a broken wire which could cause spikes and surges that could damage the Trio controller 3 Measure the total
20. queegee Adjustment disk Page 26 7 Rear Squeegee Adjustment Page 27 8 Replacing the Brush Actuator On SC2832 Models Page 30 9 Trouble Shooting the Code 8 Error Page 33 10 Testing the Throttle Potentiometer Page 36 11 Identifing the Cause of Trio Controllers Page 38 12 NOteS Page 39 Page 3 1 Cautions W rurtemarm o Always disconnect the A C Cord from the outlet and and D C Cord from the battery pack before servicing the machine Except for making voltage and current measurements e Before replacing or disconnecting any electrical componets disconnect the battery pack from the machine first Failure to do so could cause a short circuit After any repair work test the machine for proper operation e When servicing the machine always observe the general safety and accident prevention guidlines Do not attempt to power up the controllers with battery chargers Permanent damage will occur to the controller 36 volt chargers usually have an output in excess of 48 volts e Use only Minuteman approved battery chargers e Do not apply power directly to the motors without first di
21. rror occurs 1 to 10 LEDS will flash indicating a specific error has occurred There are two aspects of the error codes A How many LEDS are flashing B How many times it is flashing referred to as sequence Page 16 6 Table of Error Codes Minuteman Excellence Meets Clean Code Information or Fault Description or Fault Description Comments and Corrective Action U OO 0813 TILLER MAX PULL SAFE DIFFERENCE ERROR O uu eee hrottle displaced during start up Check throttle springs Riders or drive switches ES or 0814 MILLER REFERENCE ERROR CPs 0817 _ TILLER LO REFERENCE ISO ERROR J S 0818 TILLER ERROR BOTH HAVE READINGS Ts 1310 EXCESSIVE CURRENT TRIP JCurrent draw of all output devices connected to TRIO exceeded 250 amp maximum limit PE Actuator on Aux 1 exceeded 21 amp max current limit Check wiring or replace 1311 SOFT AUX1 OVERCURRENT OCCURRED device oao aes a Actuator on Aux 2 exceeded 21 amp max current limit Check wiring or replace 1312 SOFT AUX2 OVERCURRENT OCCURRED device 1313 SOFT AUX3 OVERCURRENT OCCURRED Water Pump on Aux 3 exceeded 7 amp max current limit Check wiring or replace device Lu Deae rd DD Solenoid on Aux 4 exceeded 7 amp max current limit Check wiring or replace 1314 SOFT AUX4 OVERCURRENT OCCURRED device 1318 SOLUTION TANK EMPTY Solution Tank Empty signal from float switch Alarm circuit exceeded 2 amp max current limit Check
22. sconnecting them from the controller circuit Page 4 Miinuteman 2 Maintenance Intervals Excellence Meets Clean Maintenance Intervals In a modular structure the Minuteman System Maintenance determines the specific technical proceedures to be preformed and sets the time interval between the two maintenance cycles For each of the maintenance cycle the replaceable parts are determined as well Further details described in the specific chapters Minuteman System Maintenance K To be performed by the customer in daily or weekly intervals according to the maintenance and care instructions as specified in the operating instructions The operator must be professionally instructed after delivery of the machine by selling dealer Minuteman System Maintenance I after every 125 hours of operation To be preformed an authorized Minuteman Service Center in accordance with the machine specific system maintenance Minuteman System Maintenance Il after every 250 hours of operation To be preformed an authorized Minuteman Service Center in accordance with the machine specific system maintenance Minuteman System Maintenance S after every 500 hours of operation safety check To be performed by an authorized Minuteman Service Center in accordance with the machine specific system maintenance Page 5 E nutema z 2 1 Minuteman System Maintenance K Minuteman To Be Performed By Customer Interval ly Wey LLL dL Perfor
23. thorized Service Center Every 500 hours of operation Page 9 3 Service Mode Minuteman Excellence Meets Clean The Service mode switch can be used to lower the brush deck Press and hold the switch in the down position and the deck will lower Once it is in service mode the deck can raised and lowered by pressing the top or lower part of the rocker switch To return the machine back to normal operation Turn the key switch off and back on The machine will reset The switch located below the seat The switch is located below the recovery behind the panel on the SCVs Not tank on the ES2832 and CP2832 models equipped on the SC280000 models Page 10 3 1 Service Mode SC280000 Minuteman Push and hold the brush pressure down button for 15 20 seconds Once it is in service mode You can raise and lower the deck buy pressing the brush pressure up and down arrows To return the machine back to normal operation Turn the key switch off and back on The machine will reset I 3 2 Service Mode SCV2426 enun a T The Service Mode Switch on the SCV2426 is located next to the step on the front of the machine on the operators left side Once it is in service mode the deck can raised and lowered by pressing the upper or lower part of the rocker switch To return the machine back to normal operation Turn the key switch off and back on The machine will reset Page 12 4 Brush Pressure
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