Husqvarna Wacker Neuson CRT60-74LX Operator'S Manual Download

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wc_tx004570en.fm

Troubleshooting

CRT60-74LX

8.2

Hydraulic System Troubleshooting

Problem

Cause

Remedy

Blades do not
rotate

Pedal signal incorrect,
or not present

Refer to the separate Repair Manual for
detailed instructions on servicing and
repairing the machine.

Controller signal
incorrect, or not
present

Refer to the separate Repair Manual for
detailed instructions on servicing and
repairing the machine.

Insufficient auxiliary
pressure (hydro pump
control source
pressure)

Refer to the separate Repair Manual for
detailed instructions on servicing and
repairing the machine.

Contamination in
servo piston

Verify system pressure.

■

Start engine, set engine speed to high

idle, and set pedal at full travel.

■

Check system pressure at left and right

motor closed loop gauge ports.

■

Maximum system pressure is 5400 psi.

If system pressure exists:

■

Blades are excessively overloaded.

■

Lower unit motors may have failed.

■

Contact Wacker Neuson Service.

If system pressure does not exist:

■

Hydro pumps may have failed.

Contact Wacker Neuson Service.

Contamination in
control cartridge

Excessive machine
load

Blade rotation
disabled due to cold
hydraulic oil

Allow machine to idle and warm up.

Steering system
responds slowly
or not at all

Controller signal
incorrect, or not
present

Refer to the separate Repair Manual for
detailed instructions on servicing and
repairing the machine.

Controller error code
exists

■

If no error code exists, check wiring and

connector integrity.

■

Contact Wacker Neuson Service for

assistance.

Insufficient auxiliary
pressure (Steering
control source
pressure)

Refer to the separate Repair Manual for
detailed instructions on servicing and
repairing the machine.

Pitch function
responds slowly
or not at all

Control cartridge
signal incorrect or not
present

Refer to the separate Repair Manual for
detailed instructions on servicing and
repairing the machine.

Insufficient auxiliary
pressure
(Pitch cylinder
pressure)

Refer to the separate Repair Manual for
detailed instructions on servicing and
repairing the machine.

Summary of Contents for Wacker Neuson CRT60-74LX

Page 1: ... note that the enclosed manual contains Wacker Neuson references The Husqvarna Group is vouching for the quality of this product If you have any questions please do not hesitate to contact our local sales or service point or visit www husqvarnacp com Husqvarna AB SE 561 82 Huskvarna Sweden Huskvarna 2019 12 01 CRT 60 74LX 1142223 26 ...

Page 2: ...Operator s Manual Ride On Trowel CRT60 74LX Type CRT60 74LX Document 5100038827 Date 0918 Revision 02 Language EN ...

Page 3: ...m WARNING Cancer and Reproductive Harm www P65Warnings ca gov WARNING Batteries battery posts terminals and related accessories contain lead and lead compounds and other chemicals known to the State of California to cause cancer and birth defects or other reproductive harm WASH HANDS AFTER HANDLING NOTICE CALIFORNIA AIR RESOURCES BOARD CARB This machine is considered a preempt Off Road Applicatoin...

Page 4: ...CALIFORNIA Proposition 65 Warning wc_tx004643en fm 4 Notes ...

Page 5: ...umber in the space provided below You will need the serial number when requesting parts or service for this machine Machine documentation From this point forward in this documentation Wacker Neuson Production Americas LLC will be referred to as Wacker Neuson Keep a copy of the Operator s Manual with the machine at all times For spare parts information please see your Wacker Neuson Dealer or visit ...

Page 6: ...ICE State Health Safety Codes and Public Resources Codes specify that in certain locations spark arresters be used on internal combustion engines that use hydrocarbon fuels A spark arrester is a device designed to prevent accidental discharge of sparks or flames from the engine exhaust Spark arresters are qualified and rated by the United States Forest Service for this purpose In order to comply w...

Page 7: ...Area Network Pb Lead Cd Cadmium PPE Personal Protective Equipment CKP Crank Position PTO Power Takeoff CMP Camshaft Position QR Quick Response CRT Ride on Concrete Trowel REV Reverse DTC Diagnostic Trouble Code RT Right EGR Exhaust Gas Recirculation S N Serial Number FWD Forward SCV Suction Control Valve GND Ground T4f Tier Four Final HDC Hydraulic Drive Control TSC1 Torque Speed Control Hg Mercur...

Page 8: ...Foreword CRT60 74LX 8 wc_tx003643gb_FM10 fm Notes ...

Page 9: ...e 20 2 Labels 22 2 1 Label Locations 22 2 2 Label Meanings 23 3 Lifting and Transporting 30 3 1 Lifting the Machine 30 3 2 Transporting the Machine 32 4 Controls 34 4 1 Control and Component Locations 34 4 2 Control and Component Descriptions 35 4 3 Instrument Display 36 4 4 Instrument Display Symbols and Functions 37 4 5 Instrument Display Menu Behavior 40 4 6 Instrument Display Subpages 40 4 7 C...

Page 10: ...enance Schedule 60 6 2 Lubricating the Trowel Arms 61 6 3 Adjusting the Blade Arms for Smooth Operation 62 6 4 Mounting Float Pans 64 6 5 Installing or Changing the Blades 65 6 6 Servicing the Air Cleaner 67 6 7 Hydraulic Oil Requirements 68 6 8 Hydraulic System Cleanliness 69 6 9 Maintaining the Hydraulic Oil 70 6 10 Changing the Hydraulic Oil Filter 73 6 11 Maintaining the Fuel Water Separator 7...

Page 11: ...9 1 Accessing DTCs through engine CAN 93 9 2 Engine Error Codes 94 9 3 List of Engine Diagnostic Trouble Codes DTCs 95 9 4 List of Trowel MCU DTCs 99 10 Technical Data 100 10 1 Engine 100 10 2 Trowel 101 10 3 Sound Specifications 102 10 4 Vibration Specifications 103 10 5 Fuse Box 104 10 6 Dimensions 106 11 AEM Safety Manual 107 12 Schematics 125 12 1 Electrical Schematic 126 12 2 Electrical Schem...

Page 12: ...Table of Contents CRT60 74LX wc_bo5100038827_02TOC fm 12 ...

Page 13: ...otential personal hazards Obey all safety messages that follow this symbol DANGER DANGER indicates a hazardous situation which if not avoided will result in death or serious injury To avoid death or serious injury from this type of hazard obey all safety mes sages that follow this signal word WARNING WARNING indicates a hazardous situation which if not avoided could result in death or serious inju...

Page 14: ... is not covered under warranty The following are some examples of misuse Using the machine as a ladder support or work surface Using the machine to carry or transport passengers or equipment Using the machine to finish inappropriate materials such as slurries sealers or epoxy finishes Operating the machine outside of factory specifications Operating the machine in a manner inconsistent with all wa...

Page 15: ...prescription drugs Application area Be aware of the application area Keep unauthorized personnel children and pets away from the machine Remain aware of changing positions and the movement of other equipment and personnel in the application area job site Identify whether special hazards exist in the application area such as toxic gases or unstable ground conditions and take appropriate action to e...

Page 16: ...l gasoline diesel kerosene propane or natural gas oil coolant hydraulic oil heat transfer fluid propylene glycol with additives battery acid or grease Personal Protective Equipment PPE Wear the following personal protective equipment PPE while operating this machine Close fitting work clothes that do not hinder movement Safety glasses with side shields Hearing protection Safety toed footwear After...

Page 17: ...and adjustments shall be completed by a qualified technician Turn off the machine before performing maintenance or making repairs Remain aware of the machine s moving parts Keep hands feet and loose clothing away from the machine s moving parts Reinstall the safety devices and guards after repair and maintenance procedures are complete Machine modifications When servicing or maintaining the machin...

Page 18: ...es from fuels and solvents can become explosive Personal Protective Equipment PPE Wear the following Personal Protective Equipment PPE while servicing or maintaining this machine Close fitting work clothes that do not hinder movement Safety glasses with side shields Hearing protection Safety toed footwear In addition before servicing or maintaining the machine Tie back long hair Remove all jewelry...

Page 19: ...efore starting Do not use the machine in areas with risk of explosion or fire Refueling safety When refueling the engine Clean up any spilled fuel immediately Refill the fuel tank in a well ventilated area Reinstall the fuel tank cap after refueling Use suitable tools for refueling for example a fuel hose or funnel Do not smoke Do not refuel a hot or running engine Do not refuel the engine near sp...

Page 20: ...e Stop the engine immediately if a hydraulic leak is detected After servicing the hydraulics make sure all components are reconnected to the proper fittings Failure to do so may result in damage to the machine and or injury to a person on or near the machine 1 7 Safety Guidelines for Lifting the Machine When lifting the machine Make sure slings chains hooks ramps jacks forklifts cranes hoists and ...

Page 21: ...wc_si000852gb_FM10 fm 21 CRT60 74LX Safety Information Notes ...

Page 22: ...Labels CRT60 74LX 22 wc_si000853gb_FM10 fm 2 Labels 2 1 Label Locations wc_gr014480 B A E D F H G J O N P R Q S U T V W Z EE DD CC AA A O O O Q Q Q S S S Y Y Y Y GG HH HH A Y Y JJ A KK MM NN ...

Page 23: ...DE VOUS EXPOSER ET LES AUTRES A DES BLESSURES A DEFAUT VOUS AUGMENTERIEZ LE RISQUE DE VOUS EXPOSER ET LES AUTRES A DES BLESSURES LEA Y ENTIENDA EL MANUAL DE OPERACION PROVISTO CON EL EQUIPO ANTES DE QUE OPERE ESTE EQUIPO LEA Y ENTIENDA EL MANUAL DE OPERACION PROVISTO CON EL EQUIPO ANTES DE QUE OPERE ESTE EQUIPO DE NO HACERSE ASI PODRIA AUMENTAR EL RIESGO DE LOS DAÑOS PERSONALES Y A OTRAS PERSONAS ...

Page 24: ...gine to idle for 5 minutes 2 Turn the key switch to the OFF position N Water tank fill Use only clean water or water based retardants O WARNING Cutting hazard Keep hands and feet away from blades Always replace blade guard P Hydraulic oil drain AVERTISSEMENT AVERTISSEMENT 5200005890 5200005890 ADVERTENCIA ADVERTENCIA WARNING WARNING 158722 158722 STOP STOP 5 min 5 min 2 2 1 1 5 min 5 min 2 2 1 1 1...

Page 25: ...LEMENTAIRE POUR COMMANDER UN EXEMPLAIRE SUPPLEMENTAIRE EL MANUAL DE OPERACION DEBE SER RETENIDO EN LA EL MANUAL DE OPERACION DEBE SER RETENIDO EN LA MAQUINA CONTACTE A SU DISTRIBUIDOR WACKER MAS MAQUINA CONTACTE A SU DISTRIBUIDOR WACKER MAS CERCANO PARA PEDIR UN EJEMPLAR ADICIONAL CERCANO PARA PEDIR UN EJEMPLAR ADICIONAL OPERATOR S MANUAL MUST BE STORED ON MACHINE OPERATOR S MANUAL MUST BE STORED ...

Page 26: ...ation through such items as exhaust fans or hoses is provided Read the Operator s Manual No sparks flames or burning objects near the machine Stop the engine before refueling V Hydraulic oil reservoir fill W This machine may be covered by one or more patents 173440 173440 STOP STOP DIESEL DIESEL DANGER DANGER PELIGRO PELIGRO DANGER DANGER 178752 178752 STOP STOP 111760 111760 ...

Page 27: ...Moving parts can crush and cut Do not operate with guard removed AA Emergency stop CC Not a step 117039 ADVERTENCIA ADVERTENCIA AVERTISSEMENT AVERTISSEMENT WARNING WARNING 178713 178713 178729 178729 178717 178717 AVERTISSEMENT AVERTISSEMENT 154657 154657 ADVERTENCIA ADVERTENCIA WARNING WARNING 179212 ...

Page 28: ...edal Operating the machine in cold weather without proper warm up could result in hydraulic damage not covered by warranty 0183199 0183199 5200016961 5200016961 1400 kg 1400 kg 3100 LBS 3100 LBS PAR TEMPS FROID SOUS 40 F 4 C FAIRE FONCTIONNER LE MOTEUR À PLEIN GAZ PENDANT AU MOINS 5 MINUTES AVANT D APPUYER SUR LA PÉDALE LE FONCTIONNEMENT À RÉGIME FROID PEUT CAUSER DES DOMMAGES HYDRAULIQUES NON COU...

Page 29: ...erator s Manual NN California Proposition 65 Warning Cancer and Reproductive Harm www P65Warnings ca gov P N 5100029012 5GAL OR 5100029013 55GAL USE ONLY WACKER NEUSON HYDRAULIC OIL www wackerneuson com 5100029011 5100040086 NOTICE 5100040085 AVIS AVISO Cancer and Reproductive Harm www P65Warnings ca gov Cáncer y daño reproductivo www P65Warnings ca gov Cancer ou malformations congénitales www P65...

Page 30: ...d c The lifting locations are provided to accommodate different types of lifting devices 2 Lift the machine a small distance 3 Check for stability If necessary lower the machine reposition the lifting devices and lift the machine a small distance again 4 Continue lifting the machine only when it is stable NOTICE To avoid machine damage ensure that the lifting devices do not touch or interfere with...

Page 31: ...wc_tx003644gb_FM10 fm 31 CRT60 74LX Lifting and Transporting wc_gr012649 b a c ...

Page 32: ...apacity to transport the machine safely See chapter Technical Data Transporting vehicle has appropriate tie down connection points Appropriate chains and cables Procedure 1 Ensure that the wheel kit a is stored in the raised position See Using the Wheel Kit 2 Connect the machine to the transporting vehicle using the tie down points b b a b wc_gr014515 ...

Page 33: ...wc_tx003644gb_FM10 fm 33 CRT60 74LX Lifting and Transporting Notes ...

Page 34: ...wc_tx004017gb_FM10 fm 34 Controls CRT60 74LX 4 Controls 4 1 Control and Component Locations wc_gr014481 d o hh a b c aa g f e f h h l k m j q u v w x z z y ee cc cc jj ...

Page 35: ...e cruise control to maintain blade speed without the operator s foot on the foot pedal m Work light switch Turns ON and OFF the work lights o Engine key switch Three position switch used to start the engine START ON and OFF q Water spray switch Operates the Retardant Spray System u Steering mode switch Selects the steering mode either High Resolution or High Rate v LED Steering mode indicator When...

Page 36: ...ld be taken With the operator in the seat show him or her the functions of the joysticks c and how to start the machine Have the operator practice steering the trowel A hard concrete slab slightly wetted with water is an ideal surface on which to practice Pitch the blades up approximately 6 35 mm 1 4 in on the leading edge Start by making the machine hover in one spot and then practice moving the ...

Page 37: ...ery charge c Red Engine coolant temperature d Red General malfunction e Selector button Instrument Display g To next menu page or set Instrument Display f Instrument Display See Instrument Display Symbols and Functions h Red Engine stop j Yellow Engine warning k Red Engine oil pressure 12 10 3 4 1 2 1 4 100 80 60 49 8 Symbol Function Engine hours Service indicator Engine speed Time 12 10 ...

Page 38: ... 38 Controls CRT60 74LX Fuel level Hydraulic oil temperature Water in fuel system Cruise control Slow engine speed Fast engine speed Steering mode Operator not present Engine error Machine error Engine data Symbol Function ...

Page 39: ...tailed engine coolant temperature Detailed electrical system voltage Setting of display brightness Setting of display contrast Setting of time and date Low fuel level Hydraulic oil warm up Hydraulic oil filter needs to be replaced High hydraulic oil temperature warning Hydraulic system pressures Symbol Function ...

Page 40: ... each subpage using the selector button a and next menu button b on the instrument display When selected a subpage remains active for 5 seconds before returning to the main page Service hour reset This page is only available when the service counter reaches 0 0 hours After counting down from 500 hours the service icon flashes when the counter reaches 0 0 hours To reset the service counter use the ...

Page 41: ...ssure auxiliary pressure left pressure and right pressure Engine controller error codes This window contains the error messages reported from the engine controller Engine information This window displays the engine speed engine coolant temperature and electrical system voltage wc_gr014655 wc_gr014656 wc_gr014657 ...

Page 42: ...al number and hardware material number revision Instrument display settings This screen allows the operator to adjust the brightness a and contrast b of the display screen The time can be adjusted by selecting the time clock c Use the selector button d and the next menu button e at the bottom of the instrument display to scroll through the screens to get the screen shown to set the time and adjust...

Page 43: ... 43 CRT60 74LX Controls 4 7 Clock Display The clock displays the current time in 12 hour format without AM or PM indication When the clock is activated it replaces the hour meter on the instrument display screen wc_gr014660 ...

Page 44: ...quire a break in period to ensure maximum efficiency During the break in period the internal components of the engine wear slightly and develop a tight seal The engine and hydraulics in this machine have a 50 hour break in period Operating during the break in period Follow the recommendations below while operating the machine during the break in period Allow the engine to warm up completely before...

Page 45: ...ements Machine shut down Engine cool Machine fuel tank level with the ground Fresh clean fuel supply Procedure Perform the procedure below to refuel the machine 1 Remove the fuel cap 2 Fill the fuel tank until it is full 3 Reinstall the fuel cap WARNING Fire hazard Fuel and its vapors are extremely flammable Burning fuel can cause severe burns Keep all sources of ignition away from the machine whi...

Page 46: ...and recommended operating pressures When Inspect the hydraulic system daily before starting the machine Checklist Below is a list of possible conditions that may be observed when inspecting the hydraulic system NOTICE If any of the following conditions exist take the machine out of service immediately and arrange for repairs Dirty hydraulic oil incorrect hydraulic oil or lack of hydraulic oil Clou...

Page 47: ...k motions to move the trowel in the desired direction 1 forward 2 reverse 3 rotate counter clockwise 4 rotate clockwise 5 move left sideways 6 move right sideways Note The left joystick moves in only two directions forward and backward When the trowel is operated sideways 5 and 6 the right joystick controls the machine s movement while the left joystick remains stationary 1 2 3 4 6 5 wc_gr014514 c...

Page 48: ...te mode Modes u t wc_gr014516 Mode Machine response Recommended use High Resolution This is the standard response mode In this mode larger movements of the joysticks are required to control machine motion The LED t illuminates when in this mode Intended for use when edging finishing around poles or operating on extremely sticky surfaces High Rate This is the increased response mode In this mode sm...

Page 49: ... on the left side of the machine To increase the pitch press the left front button e1 on the left joystick To decrease the pitch press the left rear button e2 on the left joystick 3 Adjust the right side to match using buttons a1 a2 on the right joystick Suggested working pitch 5 10 15 20 25 wc_gr014517 e1 e2 a1 a2 Working conditions of concrete Suggested working pitch 1 Wet surface working stage ...

Page 50: ...ure Perform the procedure below to operate the retardant spray system 1 Fill the water tank d with clean water or water based retardant 2 Open the valve a 3 Press and hold the water spray switch b to activate the pump The water or retardant will spray from the two nozzles c NOTICE Drain the retardant spray system if the machine will be subject to temperatures below freezing Frozen water or frozen ...

Page 51: ...g the cruise control Perform the procedure below to activate the cruise control 1 While the machine is operating press the foot pedal until the desired blade speed is reached 2 Press the front of the cruise control switch to set the blade speed 3 Release the foot pedal and use the joysticks to steer the machine as usual Deactivating the cruise control To deactivate the cruise control perform one o...

Page 52: ...ssist 1 Press the front of the steering assist switch to activate 2 Press the joysticks forward until the desired forward travel speed is reached Steering assist will aid in maintaining a straight path Centering of the control joysticks towards the neutral position will slow the travel of the machine 3 Use the joysticks to steer the machine as usual Deactivating the steering assist To deactivate t...

Page 53: ...e lights press the rear of each rocker switch 5 14 Before Starting Requirement Operator must be familiar with the location and function of all controls Checklist Check the following items before starting the trowel Fuel level add fuel as needed Oil level in the engine add oil as needed Hydraulic oil level add oil as needed Air filter element is clean and undamaged Trowel arms and blades functional...

Page 54: ... light turns off turn the key to the START position When the engine starts release the key See Warm up time on the next page NOTICE Do not crank the engine for more than 15 seconds If the engine does not start allow at least one minute between cranking attempts 4 Set the engine speed to FAST 5 Press the foot pedal to control the blade speed This procedure continues on the next page DANGER Asphyxia...

Page 55: ...l is warm If the high hydraulic oil temperature indicator illuminates while the machine is hot see Troubleshooting NOTICE Continuing to operate the machine with the high hydraulic oil temperature indicator illuminated can cause extensive machine damage Stop the machine immediately and investigate the cause This procedure continues on the next page Hydraulic system warm up times at SLOW engine spee...

Page 56: ...n Trowel to its fullest capacity Steer the machine in the direction that the operator is facing This method allows the operator to finish the widest possible area while giving the operator an excellent view of the slab surface to be troweled When the machine reaches the end of the slab Make a 180 U turn and repeat the straight line of direction to the other end of the slab Or move the machine late...

Page 57: ...ing perform the procedure below 1 Press the emergency stop switch a 2 Close the fuel valve b 3 Remove the machine from the job site Note The wheel kit cannot be used to raise lower the machine when the engine is stopped 4 Clean concrete from the blades and the machine 5 Contact the rental yard or machine owner for further instructions wc_gr014519 a b ...

Page 58: ...otors will occur Do not use the wheel kit when the machine is on partially cured concrete Damage to the work surface may occur Requirements Bystanders are out of the way Machine is on a level surface Procedure Perform the procedure below to use the wheel kit 6 Start the engine 7 When the machine is warmed up set the engine speed to FAST by pressing the rabbit symbol on the engine speed switch a 8 ...

Page 59: ...us page Note It is normal for one side of the machine to rise before the other 9 To raise the wheels press and hold the rear of the wheel switch b until the wheels are fully retracted 2 1 wc_gr012736 WARNING Personal injury hazard Do not tow the machine using the wheel kit ...

Page 60: ...ery 500 hours Daily Every 50 hours Every 100 hours Every 250 hours Every 500 hours Every 1000 hours Grease trowel arms Check hydraulic oil level Inspect air filter Check external hardware Pressure wash all surfaces until free of concrete Check for leaks around hydraulic hoses and connections Lubricate wheel kit hydraulic cylinder Check wiring and electrical connections Grease steering pivots Drain...

Page 61: ...equirements Machine stopped Grease Unirex N2 or equivalent Procedure Perform the procedure below to grease the trowel arms 1 Set the trowel on a flat level surface 2 Disconnect the battery 3 Apply grease to each zerk a on the spider assembly 4 Connect the battery wc_gr012737 a ...

Page 62: ... below to adjust the blade arms 1 Using an appropriate hoist or crane or the wheel kit raise the machine off the ground so that the blades at full pitch will not touch the ground 2 Start the engine Using the pitch buttons a or b on the joystick adjust the blades so that they are between 1 2 and full pitch approximately 12 3 Stop the engine remove the key and disconnect the battery This procedure c...

Page 63: ...ay Mark c the fork pocket at the location where you will measure Then measure the distance x from the bottom of the fork pocket to the bottom edge of the blade Measure the distance x for each blade Note You can rotate the blades by hand however only in one direction 5 Determine the average distance x Adjust any blade that does not measure the distance x 1 25 mm 0 050 in To adjust a blade loosen or...

Page 64: ...Machine 3 Support the frame with blocks while the machine is elevated 4 Position each pan b against the blades aligning each blade with a pocket on the pan Note Right hand trowel blades turn counter clockwise left hand trowel blades turn clockwise 5 Engage safety latch pins c over the blades to secure the pans to the trowel 6 Lower the trowel wc_gr008925 b a c WARNING Personal injury hazard Float ...

Page 65: ...to change blades as needed to suit jobsite requirements Requirements Machine is stopped Battery is disconnected to prevent unintentional start up Machine has been lifted via a hoist or raised on the wheel kit Frame is supported on blocks while the machine is elevated Combination blades or finish blades for installation Protective gloves Bearing grease Procedure Perform the procedure below to insta...

Page 66: ...s the raised edge of each blade correctly for the rotation of each rotor If installing finish blades simply align the screw holes Blade orientation is not critical with finish blades 3 Coat the screw threads with bearing grease A grease coating will prevent wet concrete from cementing the screws in place This step will also make blade removal easier in the future 4 Install the screws and tighten s...

Page 67: ...vily soiled Note Possible errors are displayed in the instrument display for a few seconds when the machine is started For more information about the instrument display pages see the Controls chapter Requirements Machine shut down New air filter element if required NOTICE Do not use the air filter as a starting aid e g ether intake Procedure Perform the procedure below to clean the air cleaner 1 L...

Page 68: ...cosity loss at higher temperatures When selecting hydraulic oil for your machine be sure to specify anti wear properties Wacker Neuson offers a premium grade blue hydraulic oil for use in this machine NOTICE Avoid mixing different brands of hydraulic oil Oil viscosity Most hydraulic oils are available in different viscosities The SAE number for an oil is used strictly to identify viscosity It does...

Page 69: ...e of hydraulic oil Leakage in lines and fittings Keeping the system clean Perform the tasks below to minimize hydraulic oil contamination Clean hydraulic connections before opening the lines When adding oil clean the hydraulic tank filler cap and surrounding area before removing it Avoid opening the pumps motors or hose connections unless absolutely necessary Plug or cap all open hydraulic connect...

Page 70: ...Hydraulic Oil Requirements in this chapter or Trowel in the Technical Data chapter Replacement hydraulic oil filter See Changing the Hydraulic Oil Filter Plastic cloth and a container of sufficient volume to collect drained oil Note Collect store and dispose of drained oil in accordance with current environ mental protection regulations Checking the hydraulic oil level The hydraulic oil fill port ...

Page 71: ...main reservoir is not filled Draining used hydraulic oil Perform the procedure below to drain the hydraulic oil 1 Park the machine on a flat level surface Use the wheel kit to raise the machine off the level surface 2 Stop the engine 3 Remove the cap d from the overflow bottle 4 The hydraulic oil drain port e is located at the front of the machine beneath the foot area Place a suitable container b...

Page 72: ... NOTICE Do not operate the rotors for more than five minutes or at high speeds when there is no resistance to blade rotation Doing so may damage the motors 2 Operate the rotors at a slow rate of speed for approximately five minutes 3 Raise the wheels to lower the trowel 4 Operate the trowel using all hydraulic functions for 5 10 minutes Add hydraulic oil if necessary 5 Stop the engine Allow the ma...

Page 73: ...hut down New hydraulic oil filter Plastic cloth and a container of sufficient volume to collect drained oil Wrench Procedure Perform the procedure below to replace the hydraulic oil filter 1 Place a collection container below the filter 2 Remove the access panel 3 Using a wrench twist the hex stud c counterclockwise to unscrew the filter canister Remove the old filter Note Discard the old filter i...

Page 74: ...uminates the separator should be drained as soon as possible When Drain the fuel water separator when the bowl is full of water Requirements Machine shut down Plastic cloth and a container of sufficient volume to collect drained water Note Collect store and dispose of drained water in accordance with current environmental protection regulations Location The fuel water separator a is located beneat...

Page 75: ...Locate the fuel line a on the fuel tank b 2 Place a suitable container under the area of the fuel valve c 3 Disconnect the fuel line to expose the fuel valve 4 Open the fuel valve and allow sediment to drain into a suitable container Note Collect store and dispose of all used fluids in accordance with current environmental protection regulations 5 Close the fuel valve 6 Connect the fuel line a wc_...

Page 76: ...er cap a to relieve pressure 3 Clean the radiator filler cap with a clean cloth 4 Inspect the radiator filler cap for damage Replace the cap if it is damaged 5 Reinstall the radiator filler cap WARNING Burn hazard At operating temperature engine coolant is hot and under pressure It can cause severe personal injury Remove the radiator filler cap only after the engine has been shut down and is cool ...

Page 77: ...nderneath the machine 5 Open the drain valve b on the bottom of the radiator and allow the coolant to drain through the attached hose into a suitable container Cleaning Follow the procedure below to clean the cooling system 1 Close the radiator drain valve 2 Fill the coolant system with clean decalcified water and 6 10 coolant system cleaner 3 Install the radiator filler cap 4 Start the engine Run...

Page 78: ...ing system with water until the draining water is transparent Filling Follow the procedure below to fill the cooling system 1 Close the radiator drain valve 2 Add the recommended amount of coolant to the radiator 3 Start the engine 4 Leave the radiator fill cap off until the thermostat opens and the coolant level is stabilizes 5 Maintain the coolant level to 2 54 cm 1 in below the shoulder of the ...

Page 79: ...ss raise the wheel kit 3 Disconnect the battery 4 Remove the six screws a holding the access panel b 5 Lift off the access panel 6 Apply grease to each zerk c on the front wheel kit cylinders d 7 Install the access panel with six screws Perform the procedure below to grease the rear wheel kit cylinder pivots 1 Locate each zerk e on the rear wheel kit cylinders f 2 Apply grease to each zerk on the ...

Page 80: ... pressure washer to remove concrete and debris from the trowel blades wheels and ring guards 2 Keeping a minimum distance of 1 meter 3 feet away use the pressure washer to rinse the trowel body NOTICE Direct high water pressure at close range will damage certain components on the machine The following components should be wiped clean by hand using a damp clean cloth Do not apply high pressure spra...

Page 81: ...l After completing the procedures listed above fill the fuel tank completely and add a high quality stabilizer to the fuel Choose a stabilizer that includes cleaning agents and additives designed to coat protect the cylinder walls Make sure the stabilizer you use is compatible with the fuel in your area fuel type grade and temperature range Do not add extra alcohol to fuels which already contain i...

Page 82: ...to the disposal of construction equipment Preparation Perform the following tasks to prepare the machine for disposal Move the machine to a protected location where it will not pose any safety hazards and cannot be accessed by unauthorized individuals Ensure that the machine cannot be operated from the time of final shutdown to disposal Drain all fluids including fuel engine oil and hydraulic oil ...

Page 83: ...eturn any used batteries you obtained from us free of charge If you do not return the batteries to one of our branches personally make sure you have paid sufficient postage for its return Please also note any information in the sales contract and the general terms and conditions from the point of sales The proper disposal of the battery prevents the occurrence of any negative effects on people or ...

Page 84: ...level because a sudden increase in engine rpm could be caused by its combustion Use only the recommended oil to ensure adequate protection efficiency and service life of the engine the engine life The use of lubricants other than recommended may shorten Viscosity must be appropriate to the ambient temperature to Danger which the engine is to be exposed Par 1 4 1 Prolonged skin contact with the exh...

Page 85: ... In case of low use 12 months 2 The period of time that must elapse before checking the filter element depends on the environment in which the engine operates The air filter must be cleaned and replaced more frequently under very dusty conditions Tab 4 2 KOHLER workshops 3 In case of low use 36 months 4 In case of low use 24 months 5 Not Poly V type 6 The replacement must be carried out by authori...

Page 86: ... fuel lines Air cleaner element plugged Check and or replace air filter Electrical connections loose or broken Check electrical circuit and battery grounds Machine out of balance wobbling excessively Trowel arm s bent Replace trowel arm s Trowel arm s out of adjustment Adjust trowel arm s Trowel blade s bent Replace trowel blade s Poor handling excessive free play in steering mechanism Worn pivot ...

Page 87: ...ey Replace key and other components as needed Hydraulic oil filter restriction indicator illuminates Cold oil Allow the machine to warm up before operation Clogged hydraulic oil filter Replace the hydraulic oil filter Hydraulic temperature indicator illuminates and alarm sounds Hydraulic oil temperature has exceeded safe operating range Reduce the engine speed to idle Verify that air flow through ...

Page 88: ...ntact Wacker Neuson Service If system pressure does not exist Hydro pumps may have failed Contact Wacker Neuson Service Contamination in control cartridge Excessive machine load Blade rotation disabled due to cold hydraulic oil Allow machine to idle and warm up Steering system responds slowly or not at all Controller signal incorrect or not present Refer to the separate Repair Manual for detailed ...

Page 89: ...signal incorrect or not present Refer to the separate Repair Manual for detailed instructions on servicing and repairing the machine Insufficient auxiliary pressure Wheel kit cylinder pressure Refer to the separate Repair Manual for detailed instructions on servicing and repairing the machine Problem Cause Remedy ...

Page 90: ...wc_tx004570en fm 90 Troubleshooting CRT60 74LX 8 3 Hydraulic Manifold 1A 3A 2A wc_gr012803 4 5 6 7 8 9 10 HDC 3A 3B WD LPD RPD WU 1B RPU LPU 1A 2B 2A TANK 12 13 11 ISO T ...

Page 91: ...act HDC Drive pump control 3A Left right steering extend LPD Left pitch down 3B Left right steering retract LPU Left pitch up 4 Wheel kit solenoid RPD Right pitch down 5 Right pitch solenoid RPU Right pitch up 6 Left pitch solenoid WD Wheel kit down 7 Right forward reverse steering solenoid WU Wheel kit up 8 Left forward reverse steering solenoid TANK Manifold to tank 9 Left right steering solenoi...

Page 92: ... center of the display once every 5 minutes Add fuel to the tank or risk running out of fuel and having to re prime the fuel system When the temperature value is greater than 180 F 82 C but less than or equal to 200 F 93 C an audible alarm beeps three times When the temperature value is greater than 200 F 93 C an audible alarm beeps continuously When the temperature value is less than 40 F 4 C an ...

Page 93: ...ters Correcting error codes Perform the procedure below to correct an error code 1 Identify the error code 2 Verify that system voltage is within the proper 12 volt system range 11 14 volts 3 Check for loose or disconnected electrical connections in the steering circuit This includes both joystick connectors both controller connectors six cartridge valve connectors and ground 4 If system voltage i...

Page 94: ... performance is not reduced Contact a Wacker Neuson service center and have the malfunction rectified Note Possible errors are displayed in the instrument display for a few seconds when the machine is started For more information about the instrument display pages see the Controls chapter Symbol Engine control unit error Indicates engine errors Machine control unit error Indicates machine errors N...

Page 95: ...cle speed sensor input open short 84 2 Vehicle speed sensor signal invalid 91 3 Accelerator pedal sensor No 1 signal too high 91 4 Accelerator pedal sensor No 1 signal too low 94 3 SCV output short to BATT SCV output short to BATT 94 6 SCV output open load short to GND SCV output open load short to GND SCV coil open short 96 4 Fuel level sensor signal too low 96 3 Fuel level sensor signal too high...

Page 96: ...h offset 157 3 C Rail pressure sensor signal too high 157 4 C Rail pressure sensor signal too low 157 31 C Rail pressure control can not achieve target fuel 157 1 C Rail pressure falls below the control limit of the target pressure 157 16 C Rail pressure exceeds hi upper limit 2 157 15 C Rail pressure exceeds hi upper limit 1 167 31 Capacitor charge up circuit malfunction injector insufficient cha...

Page 97: ... pressure sensor exceeds upper limit 1127 1 Boost pressure sensor exceeds lower limit 1349 2 Pump learning uncompleted 1382 16 Fuel filter diagnosis level 1 1382 0 Fuel filter diagnosis level 2 1393 5 TWV1 output open load injector coil open 1393 2 Engine angle speed error 1 injector 1 1394 5 TWV2 output open load injector coil open 1394 2 Engine angle speed error 2 injector 2 1395 5 TWV3 output o...

Page 98: ...e stick initialization failure for CAN 2791 31 EGR valve temperature failure for CAN 2791 13 EGR cleaning failure valve stuck open poppet much lower than normal 2802 13 QR data is not written 2802 11 QR data error 2802 9 QR definition error definition concerning QR correction is not right 2802 31 CPU fault watchdog IC fault 2802 12 CPU fault main CPU fault 2802 14 Check sum error flash area 3349 9...

Page 99: ...s R 519526 Solenoid valve steering RT R 3B 517139 Gyrometer 517143 Joystick y axis L 519527 Solenoid valve steering LT R 3A 517146 Foot pedal redundant 519522 Solenoid valve steering FWD L 2B 517140 Sensor hydraulic pressure L 517053 Foot pedal primary 519523 Solenoid valve steering REV L 2A 517141 Sensor hydraulic pressure R 519802 Relay coil hydraulic cooling fan 517142 Sensor hydraulic pressure...

Page 100: ... 600 rpm Displacement cm in 2 482 152 Operating speed rpm up to 2 600 Engine speed idle 1 000 Battery V size 12 BCI G 24 Fuel type type Clean filtered diesel Fuel tank capacity L gal 44 7 11 8 Fuel consumption L gal hr 12 5 3 3 Running time hours 3 6 Rotor drive control type Electronically variable hydrostatic Engine oil capacity L qt 8 5 9 Engine lubrication oil grade 5W30 10W40 ...

Page 101: ...adial piston motor Hydraulic oil type Synthetic ISO VG 68 blue hydraulic oil Available in 5 gallon containers as Wacker Neuson part number 5100029012 or 55 gallon container as Wacker Neuson part number 5100029013 Hydraulic oil capacity L qt 36 38 Operation Troweling width with pans non overlapping mm in 3 092 122 Troweling width without pans non overlapping 3 049 120 Troweling area with pans non o...

Page 102: ...vel at operator s location LpA 93 4 dB A The guaranteed sound power level LwA 115 5 dB A These sound values were determined according to ISO 3744 for the sound power level LwA and ISO 11204 for the sound pressure level LpA at the operator s location The measurement for sound pressure level includes an uncertainty of 2 5 dB while the sound power level includes an uncertainty of 1 5 dB per EN 12649 ...

Page 103: ...n specifications for whole body vibration were recorded at the operator s seat Vibration specifications for hand arm vibration were recorded at the right joystick Measurements for both sound and vibration specifications were recorded with the unit operating at full throttle hovering on cured concrete with combination blades pitched at 7 degrees Vibration Uncertainties Hand transmitted vibration wa...

Page 104: ...EFT UP PITCH PITCH LEFT DN LEFT DN 5 MCU IGN PWR MCU IGN PWR 15 15 SPRAY PUMP SPRAY PUMP SEAT SWITCH SEAT SWITCH 5 15 15 STARTER CMD STARTER CMD KOHLER DIAG KOHLER DIAG 3 5 PWR SUP SIG PWR SUP SIG GYRO MODULE GYRO MODULE 2 20 20 Label Text Meaning PITCH RIGHT UP Right pitch up relay PITCH RT DOWN Right pitch down relay PITCH LEFT UP Left pitch up relay PITCH LEFT DN Left pitch down relay SPRAY PUM...

Page 105: ...GHTS 15 15 WHEEL KIT WHEEL KIT 15 15 ACC OUTLET ACC OUTLET 5 ECR SIGNAL ECR SIGNAL 5 IGNITION SIG IGNITION SIG 20 20 MCU POWER MCU POWER Label Text Meaning 12 V RELAY 12 volt auxiliary power outlet relay 60A FUSE 60 amp Power fuse 50A FUSE 50 amp grid fuse GRID HEATER Grid heaters relay STARTER Starter relay KOHLER ECU POWER Power supply for the engine control unit HYD OIL COOL FAN Hydraulic oil c...

Page 106: ...Technical Data CRT60 74LX 106 wc_td000730en2 fm 10 6 Dimensions cm in wc_gr012687 1637 64 1455 57 3227 127 ...

Page 107: ...t We wish to thank the members of the Association of Equipment Manufacturers for their invaluable contributions in preparing this Safety Manual NOTICE OF COPYRIGHT PROTECTION Copyright 2017 by the Association of Equipment Manufacturers All rights reserved This work may not be reproduced or disseminated in whole or in part by any means without the prior written permission of the Association of Equi...

Page 108: ...irectly from the manufacturer Keep this safety manual and the manufacturer s manual s with the machine at all times Read and understand all manuals Safety videos and other training resources are available from some manufacturers and dealers Operators are encouraged to periodically review these resources Read and understand manuals before operating 3 Foreword Safety Alert Symbol This Safety Alert S...

Page 109: ...lied by the manufacturer be trained including actual operation and know the safety rules and regulations for the job site It is a good safety practice to point out and explain safety signs and practices to others and to make sure they understand the importance of following these instructions WARNING Death or serious injury could result from operating machinery while impaired by drugs or alcohol Dr...

Page 110: ...pected to obey OSHA enforces federal laws within the United States that apply to the safe operation application and maintenance of equipment on some job sites It is the employer s responsibility to comply with these laws A federal representative may periodically inspect a job site to see that these laws are being followed There may be other local state provincial federal laws or international orga...

Page 111: ...tem and wear approved personal safety equipment such as a dust particle respirator designed to filter out microscopic particles Read and understand manuals before operating Follow a Safety Program 9 Load and Unload Safely Precautions Power trowels are heavy and awkward to move around Do not attempt to lift the ride on trowel by the guard rings Use proper heavy lifting procedures Keep all non essen...

Page 112: ...if damaged or missing Ensure all tools or loose objects are removed or securely fastened before operating the machine Inspect the machine before each work day Prepare for Safe Operation 11 Hydraulic Fluid Injection Hazard WARNING Accidental injection of pressurized fluid into the hands or body is dangerous and could result in death or serious injury Use caution when checking hydraulic leaks as pre...

Page 113: ... done No smoking and no open ﬂames in ﬂammable explosive atmospheres Allow radiator to cool before removing cap slowly Prepare for Safe Operation 13 Ultra Low Sulfur Diesel ULSD Fuel Hazard Avoid Static Electricity Risk When Fueling WARNING Ultra Low Sulfur Diesel ULSD poses a greater static ignition hazard than earlier diesel formulations Avoid death or serious injury from fire or explosion consu...

Page 114: ... the worksite shower and change into clean clothing before leaving the worksite 8 Do not eat drink use tobacco products or apply cosmetics in areas where there is dust containing crystalline silica 9 Store food drink and personal belongings away from the work area 10 Wash hands and face before eating drinking smok ing or applying cosmetics after leaving the exposure area Avoid silica dust Prepare ...

Page 115: ...machine make sure that a circular area with a minimum radius equal to the length of the machine is clear This will ensure safety of personnel around the machine Before starting walk completely around trowel Start Safely 17 Starting Aids If you have trouble starting the engine and need to use jumper cables follow the instructions in manufacturer s operating manual s Jump starting is a two person op...

Page 116: ...s are free of obstructions and the area is clear for operation Start the trowel following the instructions in the engine manufacturer s operation manual For diesel powered trowels follow the instructions for glow plug and cold start operation Observe any gauges and warning lights to ensure they are functioning and their readings are within the manufacturer s normal operating range Check operation ...

Page 117: ...hazardous unless performed properly Be sure you have the necessary skill information correct tools and proper equipment to do the job safely Be sure to maintain the equipment according to the manufacturer s instructions Regularly check the operation of the protective and safety devices Do not perform any work on a machine unless you are authorized and qualified to do so If you have been authorized...

Page 118: ...ion and clearance Remove oil grease or water to eliminate any slippery surfaces Clean around the area to be serviced to minimize contamination Prepare the Machine Stored energy sources electrical mechanical hydraulic pneumatic chemical thermal etc must be controlled or reduced to a practical minimum before performing any maintenance repair or service procedures CAUTION Load and unload machinery us...

Page 119: ...eplace blades and pans as a complete set even if only one blade or pan is showing wear or damage They can wear differently depending on different jobs and a difference in blade size will damage the finish of the slab surface Only use manufacturer approved polishing and brush attachments WARNING Avoid rotating parts 25 Perform Maintenance Safely 25 Common Maintenance Safety Practices Use Proper Ven...

Page 120: ...ly 27 Perform Maintenance Safely 27 Hydraulic System Hazards cont During inspection of the hydraulic system Wait for fluid to cool before disconnecting the lines Hot hydraulic fluid can cause severe burns Wear appropriate eye protection Hydraulic fluid can cause permanent eye injury When venting or filling the hydraulic system loosen the filler cap slowly and remove it gradually Never reset any re...

Page 121: ...harged Keep arcs sparks ﬂames and lighted tobacco away Do not smoke near batteries Keep them away from arcs sparks and open flames Provide adequate ventilation Never check the battery by placing a metal object across the battery posts The resulting spark could cause an explosion WARNING Avoid serious injury from battery explosion Do not charge a battery or jump start the engine if the battery is f...

Page 122: ...tioning properly Test the machine if necessary After testing shut down and check the work you performed Recheck all fluid levels before releasing the equipment for operation All parts should be inspected during repair and replaced if worn cracked or damaged Excessively worn or damaged parts could fail and cause injury or death Install all guards covers and shields after servicing Refill and rechar...

Page 123: ...33 Notes 34 Notes ...

Page 124: ...will help to build good judgment in all situations Our objective is to help you develop establish and maintain good safety habits to make operating a concrete power trowel easier and safer for you Final Word to the User Many pictorials in this safety manual can be downloaded at http pictorials aem org For additional publications visit our website at www safetymaterials org This manual is one in a ...

Page 125: ...CRT60 74LX Schematics wc_tx003648gb_FM10 fm 125 12 Schematics Notes ...

Page 126: ...16 BK 13 BK 12 BK 15 BK 14 BK 18 BU 19 GN 22 WH BK 23 YL BK 20 WH 21 YL 152 BU 117 BK 118 BK 119 BK 120 BK 113 BU 114 GN 115 WH 116 PU 101 RD 102 RD 103 RD 104 RD 100 RD 81 RD 109 BK 110 BK 111 BK 112 BK 105 YL 106 OR 107 YL 108 OR 94 PK 95 PK 97 WH 96 BK 93 PK 98 RD 99 BK 29 PK 62 BK 42 WH 38 GY 84 BK 49 BK 50 BK 47 BR 48 BR 46 RD 141 RD 181 BK 176 WH 171 BK 170 GN 174 BK 169 RD 45 BK 150 GN 37 R...

Page 127: ...lter switch 22 Throttle switch 65 Self ground 23 Emergency stop 66 10A pitch power 24 5A IGN signal 67 Splice 6 pitch power 25 Engine to vehicle connection 68 Left grip buttons 26 Display 69 Right grip buttons 27 Kohler diagnostic port 70 15A spray pump 28 Fuel water separator 71 Spray pump relay 29 Machine diagnostic port 72 Spray pump 30 Pedal 73 Right pitch down relay 31 Hydraulic left pressure...

Page 128: ...Schematics CRT60 74LX 128 wc_tx003648gb_FM10 fm 12 3 Hydraulic Schematic 1 2 3 4 5 6 7 8 4 9 10 11 12 13 14 15 16 17 18 11 10 19 20 19 20 22 21 24 23 ...

Page 129: ...ain filter 14 Right pitch 3 Gear pump 15 Left pitch 4 Max 18 GPM 16 Right forward and reverse 5 Right P sensor 17 Left forward and reverse 6 Secodary right 18 Right and left 7 Left P sensor 19 Forward 8 Charge P sensor 20 Reverse 9 Primary left 21 Cooler package 10 Left 22 Auxiliary P sensor 11 Right 23 Temperature sensor 12 Drain collector 24 Tank ...

Page 130: ...Schematics CRT60 74LX 130 wc_tx003648gb_FM10 fm ...

Page 131: ...tabilizing 81 tank location 35 tank maintenance 60 technical data 100 warning symbol 92 H Hydraulic oil 44 46 53 55 60 82 adding 72 checking the level 70 display symbol 38 39 distributing 72 draining 71 filter 73 label 24 26 29 requirements 68 safety 20 schematics 127 technical data 101 troubleshooting 87 viscosity 68 Hydraulic oil filter 39 60 73 troubleshooting 87 92 Hydraulic system cleanliness...

Page 132: ... 61 lubricating the wheel kit 79 machine disposal decommissioning 82 mounting float pans 64 removing sediment from the fuel tank 75 schedule 60 storage 81 Maintenance schedule 85 O Operation 44 before 53 breaking in 44 cruise control 51 emergency shutdown 57 first use 44 guidelines 56 gyroscopic steering assist 52 hydraulic system inspection 46 joysticks 47 operator position 44 pitch 49 refueling ...

Page 133: ...7 training 17 Spark arresters 6 Steering 47 56 60 91 127 error codes 99 gyroscopic steering assist 35 52 105 label 24 LED 35 mode switch 35 mode symbols 38 modes 48 troubleshooting 88 T Technical data 100 dimensions 106 engine 100 fuse boxes 104 sound 102 vibration 103 Transporting 30 procedure 32 Troubleshooting 86 hydraulic system 88 instrument display 92 W Wheel kit 46 58 60 lubricating 79 trou...

Page 134: ......

Page 135: ...i zamiennych skontaktuj się z przedstawicielem firmy Wacker Neuson lub skorzystaj z witryny internetowej http wackerneuson com Důležité upozornění Pro informace o náhradních dílech prosím kontaktujte svého Wacker Neuson dealera nebo navštivte webové stránky http www wackerneuson com FONTOS A pótalkatrészekre vonatkozó információkért kérjük forduljon Wacker Neuson kereskedőjéhez vagy látogasson el ...

Page 136: ... distribution not authorized by Wacker Neuson Production Americas LLC represents an infringement of valid copyrights Violators will be prosecuted Trademarks All trademarks referenced in this manual are the property of their respective owners Manufacturer Wacker Neuson Production Americas LLC N92W15000 Anthony Avenue Menomonee Falls WI 53051 U S A Tel 262 255 0500 Fax 262 255 0550 Tel 800 770 0957 ...

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