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Summary of Contents for Wacker Neuson CRT 48
- Page 1 Operator’s Manual Ride-On Trowel CRT 48 5000184387 0515...
- Page 2 Wacker Neuson Production Americas LLC. Any type of reproduction or distribution not authorized by Wacker Neuson Production Americas LLC represents an infringement of valid copyrights. Violators will be prosecuted.
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Page 3: Foreword
Use the separate Parts Book supplied with the machine to order replacement parts. If you are missing either of these documents, please contact Wacker Neuson to order a replacement or visit www.wackerneuson.com. When ordering parts or requesting service information, be prepared to provide the machine model number, item number, revision number, and serial number. - Page 4 Serious injury hazards to the operator and persons in the work area Permanent damage to the machine which will not be covered under warranty Contact your Wacker Neuson dealer immediately if you have questions about approved or unapproved parts, attachments, or modifications.
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Page 5: Ec Declaration Of Conformity
We hereby declare that this product meets and complies with the relevant regulations and requirements of the following directives and standards: 2006/42/EC, 2004/108/EC, EN12649 Authorized Person for Technical Documents Leo Goeschka, Wacker Neuson Produktion GmbH & Co. KG, Preußenstraße 41, 80809 München Menomonee Falls, WI, USA, 13.05.15 Keith Herr Dan Domanski Scott V. -
Page 7: Table Of Contents
CRT 48 Table of Contents Foreword EC Declaration of Conformity Safety Information Signal Words Used in this Manual ............9 Machine Description and Intended Use ..........10 Safety Guidelines for Operating the Machine ........11 Operator Safety while Using Internal Combustion Engines ....13 Service Safety .................. - Page 8 10.1 CRT 48-35V—Electrical Schematic ............69 10.2 CRT 48-35V—Electrical Schematic Components .......70 10.3 CRT 48-35L—Electrical Schematic .............71 10.4 CRT 48-35L—Electrical Schematic Components .......72 10.5 CRT 48-34V and CRT 48-31V—Electrical Schematic ......73 10.6 CRT 48-34V and CRT 48-31V—Electrical Schematic Components ...74 wc_bo5000184387_07TOC.fm...
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Page 9: Safety Information
CRT 48 Safety Information Safety Information Signal Words Used in this Manual This manual contains DANGER, WARNING, CAUTION, NOTICE, and NOTE signal words which must be followed to reduce the possibility of personal injury, damage to the equipment, or improper service. -
Page 10: Machine Description And Intended Use
CRT 48 Machine Description and Intended Use This machine is a ride-on concrete finishing trowel. The Wacker Neuson Ride-On Trowel consists of a frame onto which are mounted a gasoline or diesel engine, a fuel tank, a water tank, two gearboxes joined by a drive shaft, and an operator’s platform with controls and a seat. -
Page 11: Safety Guidelines For Operating The Machine
CRT 48 Safety Information Safety Guidelines for Operating the Machine WARNING Familiarity and proper training are required for the safe operation of the machine. Machines operated improperly or by untrained personnel can be hazardous. Read the operating instructions contained in this manual and the engine manual, and familiarize yourself with the location and proper use of all controls. - Page 12 Safety Information CRT 48 Be sure operator is familiar with proper safety precautions and operation techniques before using machine. Close fuel valve on engines equipped with one when machine is not being operated. Store the machine properly when it is not being used. The machine should be stored in a clean, dry location out of the reach of children.
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Page 13: Operator Safety While Using Internal Combustion Engines
CRT 48 Safety Information Operator Safety while Using Internal Combustion Engines WARNING Internal combustion engines present special hazards during operation and fueling. Failure to follow the warnings and safety standards could result in severe injury or death. Read and follow the warning instructions in the engine owner’s manual and the safety guidelines below. -
Page 14: Service Safety
Safety Information CRT 48 Service Safety WARNING A poorly maintained machine can become a safety hazard! In order for the machine to operate safely and properly over a long period of time, periodic maintenance and occasional repairs are necessary. Personal... -
Page 15: Transport Safety
CRT 48 Safety Information Transport Safety Always engage the steering handle lock before lifting the machine. WARNING DO NOT lift the trowel by the guard rings or any part of the trowel other than the lifting fixture, as the component may fail, causing the trowel to fall, possibly injuring bystanders. -
Page 16: Labels
Labels CRT 48 Labels Label Locations wc_gr003770 wc_si000513gb.fm... - Page 17 CRT 48 Labels wc_gr003771 wc_si000513gb.fm...
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Page 18: Label Meanings
Labels CRT 48 Label Meanings Wacker Neuson machines use international pictorial labels where needed. These labels are described below. DANGER Asphyxiation hazard Engines emit carbon monoxide. Do not run the machine indoors or in an enclosed area unless adequate ventilation, through such items as exhaust fans or hoses, is provided. - Page 19 CRT 48 Labels Steering control. Refer to topic Steering. Read and understand the supplied Operator’s Manual before operating the machine. Failure to do so increases the risk of injury to yourself and others. WARNING Hot surface 178713 178713 WARNING Cutting hazard. Always replace blade guard.
- Page 20 Key switch, engine start: Start Operator’s Manual must be stored on machine. Replacement Operator’s Manual can be ordered through your local Wacker Neuson distributor. WARNING Remove pan from trowel before lifting machine R e m o v e p a n...
- Page 21 CRT 48 Labels Blade pitch control. Turn both controls inward to increase blade pitch. Refer to section Pitch Adjustment. CAUTION! Engine oil pressure is low! Stop the engine and check the oil level. CAUTION! Low voltage! Stop the engine and check the charging system.
- Page 22 Labels CRT 48 Use only Glygoyle 460 gear oil in gearbox. WACKER NEUSON A nameplate listing the model number, item number, revision number, and serial number is attached to each unit. Please record the information found on this nameplate so it will be available should the nameplate become lost or damaged.
- Page 23 CRT 48 Labels CAUTION! Engage manual steering handle lock before lifting. Fork lift pockets Low sulfur fuel or ultra low sulfur fuel only Emission Control Information This equipment meets U.S. EPA EVAP standards. Evaporative Family: CW1XNHEQCL2 Exempt from tank permeation standards under 40 CFR 1054.145.
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Page 24: Lifting And Transporting
Lifting and Transporting CRT 48 Lifting and Transporting CAUTION Possibility of injury or equipment damage. Unlocked steering handles can swing forward unexpectedly. Engage manual steering handle lock before lifting. To lift the trowel with a fork lift: Fork lift pockets (a) are provided on both the front and back of the machine. -
Page 25: Operation
1. Make sure all loose packaging materials have been removed from the machine. 2. Check the machine and its components for damage. If there is visible damage, do not operate the machine! Contact your Wacker Neuson dealer immediately for assistance. -
Page 26: Recommended Fuel (Kohler)
Operation CRT 48 Recommended Fuel (Kohler) The engine requires No. 2 diesel fuel. Use only fresh, clean fuel. Fuel containing water or dirt will damage the fuel system. Consult the engine owner’s manual for complete fuel specifications. Refueling the Machine... -
Page 27: Features And Controls
CRT 48 Operation Features and Controls wc_tx000641gb.fm... - Page 28 Operation CRT 48 Ref. Description Ref. Description Right pitch control Engine choke control (if equipped) Fuel tank Work light switch Control arms Glow plug indicator light (if equipped) Operator’s seat with “operator presence” Engine keyswitch switch Left pitch control Hour meter...
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Page 29: New Machines
CRT 48 Operation New Machines 1. To break in the gearboxes, run the engine at 50% of full throttle for the first 2–4 hours. This will prevent premature wear and extend gear life. NOTICE: Running the engine at full throttle during the break-in period could result in premature gear failure. -
Page 30: Kohler-Starting
4.12 Operation To utilize your Wacker Neuson Ride-On Trowel to its fullest capacity, the machine should be driven in the direction that the operator is facing. This will finish the widest possible area, while giving the operator an excellent view of the slab surface about to be troweled. -
Page 31: Steering
CRT 48 Operation 4.13 Steering Refer to the illustration for the necessary hand motions to move the trowel in the desired direction, described below. 1 - forward 2 - reverse 3 - rotate clockwise 4 - rotate counter-clockwise 5 - left sideways... -
Page 32: Pitch Adjustment
Operation CRT 48 4.14 Pitch Adjustment When changing or setting the pitch (angle) of the trowel blades, slow the machine, set the desired pitch on the left side of the machine, then adjust the right side to match. To increase the pitch, turn the pitch control inward (a). Use the pitch indicator (b) to adjust pitch equally on both right and left trowel blades. -
Page 33: Maintenance
Wacker Neuson. The use of service parts that are not equivalent in performance and durability to authorized parts may impair the effectiveness of the emission control system and may have a bearing on the outcome of a warranty claim. -
Page 34: Trowel Gearboxes
Maintenance CRT 48 Replace spark plug. Replace fuel filter. Replace oil in gearboxes. Change coolant. Manual steering models only. Perform initially after first 50 hours of operation. 250 hours for diesel. Trowel Gearboxes Check the gearboxes for the correct oil level after every 20 hours of operation. -
Page 35: Control Linkage Lubrication
CRT 48 Maintenance wc_gr003781 Control Linkage Lubrication The drive system, gearbox and pitch posts are equipped with several grease fittings. Grease these fittings once a week, or every 20 hours, to prevent wear. Use a general purpose grease and add one to two shots of grease at each fitting. -
Page 36: Steering Assist System
Maintenance CRT 48 Steering Assist System The steering assist system is comprised of the torsion lever (f), the torsion lever assembly (g), and the assist link (h). The system preload must be removed before any other steering components can be removed or separated. Remove the 1/2-20 x 3.5-inch bolts (i) to unload the system. -
Page 37: Blade Arm Adjustment
Note: Right-hand trowel blades turn counter-clockwise; left-hand trowel blades turn clockwise. Mounting a The blade arms on the CRT 48 are designed to accommodate either a standard smaller pan 48" lip-style float pan or an optional smaller 46” pan. An alternative set of blade mounting holes (c) is provided for mounting a 46”... -
Page 38: Drive Belt
Maintenance CRT 48 Mounting a To mount a 46” pan: 46” pan 1. Loosen and remove the bolts (d) that attach each blade (e). 2. Move the blades inward to align with mounting holes (c). 3. Replace and tighten the bolts in mounting holes (c). -
Page 39: Battery Jump Start Procedure
CRT 48 Maintenance 5.11 Battery Jump Start Procedure Occasionally, it may be necessary to jump start a weak battery. If jump starting is necessary, the following procedure is recommended to prevent starter damage, battery damage, and personal injuries. DANGER Jump starting a battery incorrectly can cause battery to explode, resulting in severe personal injury or death. -
Page 40: Vanguard-Spark Plug
Maintenance CRT 48 5.12 Vanguard Spark Plug — Clean or replace spark plug as needed to ensure proper operation. Refer to the engine owner’s manual. Note: Refer to the Technical Data for the recommended spark plug type and the electrode gap setting. -
Page 41: Servicing The Air Cleaner
CRT 48 Maintenance 5.13 Servicing the Air Cleaner 1. Unlock clamps (a) and remove cover (b). 2. Remove cartridge (c) from air cleaner body. The filter can be cleaned by blowing compressed air breadthways outside and inside the cartridge, at a pressure not greater than 4.9 bar (70 psi), or by knocking the front of the filter several times against a flat surface. -
Page 42: Vanguard-Engine Oil And Filter
Maintenance CRT 48 5.14 Vanguard Engine Oil and Filter — Change oil and oil filter (d) every 100 hours. On new machines, change oil after first 50 hours of operation. Drain oil while engine is still warm. Note: In the interests of environmental protection, place a plastic sheet and a container under the machine to collect any liquid which drains off. - Page 43 CRT 48 Maintenance CRT 48-33V wc_gr003803 CRT 48-34V wc_tx000642gb.fm...
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Page 44: Kohler-Engine Oil And Filter
Maintenance CRT 48 5.15 Kohler—Engine Oil and Filter Change oil every 125 hours and oil filter (b) every 250 hours. On new machines, change oil after first 50 hours of operation. Drain oil while engine is still warm. Note: In the interests of environmental protection, place plastic sheeting and a container under the machine to collect the liquid which drains off. - Page 45 CRT 48 Maintenance Notes wc_tx000642gb.fm...
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Page 46: Troubleshooting
Troubleshooting CRT 48 Troubleshooting Problem Reason Remedy Machine out of balance; wobbling Operator is over-steering. The movement of each gearbox is excessively. controlled by “stops” to provide the correct relationship of the con- trol arm movement to machine movement. Excessive pressure... - Page 47 CRT 48 Troubleshooting Problem Reason Remedy Machine does not respond cor- Sheared key. Check all keys in drive system. rectly to control lever movement. Trowel noisy. Trowel blades have become mis- Replace damaged blades. Align aligned and are contacting each blades so that one set represents other during rotation.
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Page 48: Technical Data
Engine power rating CRT 48-35V: Gross power rating per SAE J1995. CRT 48-31V / 34V: Net power rating per SAE J1349. CRT 48-35L: Net power rating per ISO 1585. Actual power output may vary due to conditions of specific use. -
Page 49: Machine
CRT 48 Technical Data Machine Machine CRT 48- CRT 48- CRT 48- CRT 48- Trowel Operating weight 508 (1130) 558 (1240) 603 (1340) kg (lbs.) Dimensions (L x W x H) 2566 x 1295 x 1473 (in.) (101 x 51 x 58) Rotor speed (range) 25–165... -
Page 50: Sound And Vibration Specifications
-the sound pressure level at operator’s location (L 91.1 dB(A) (CRT 48-35L) 93.5 dB(A) (CRT 48-35V) 96.3 dB(A) (CRT 48-34V and CRT 48-31V) -the guaranteed sound power level (L 110.2 dB(A) (CRT 48-35L and CRT 48-35V) 112.8 dB(A) (CRT 48-34V and CRT 48-31V) -
Page 52: Aem Safety Manual
SAFETY ALERT SYMBOL This Safety Alert Symbol means Why is SAFETY important to YOU? ATTENTION is required! 3 BIG REASONS The Safety Alert Symbol identifies important safety • Accidents KILL or DISABLE messages on machines, safety signs, in manuals • Accidents COST or elsewhere. - Page 53 TABLE OF CONTENTS Page WORD OF EXPLANATION ..............2 FOREWORD..................4 A WORD TO THE USER ..............5 FOLLOW A SAFETY PROGRAM ............6 PREPARE FOR SAFE OPERATION ..........7 START SAFELY ................11 WORK SAFELY ................13 SHUT DOWN SAFELY ..............15 LOAD AND UNLOAD SAFELY ............16 PERFORM MAINTENANCE SAFELY ..........17 TEST YOUR KNOWLEDGE ..............22 A FINAL WORD TO THE USER............23...
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Page 54: A Word To The User
A WORD TO THE USER Remember that YOU are the key to safety. Good safety practices not only protect you but also protect the people around you. It is your responsibility to study this manual and the manufacturer’s manual(s) for your specific machine before operating your machine. - Page 55 PREPARE FOR SAFE OPERATION LEARN TO BE SAFE SAFETY DEVICES • Read the operator’s Know what safety devices your trowel is equipped manual. If one has not with … and see that each item is securely in place been provided, get one and and in operating condition.
- Page 56 PREPARE FOR SAFE OPERATION FIRE PREVENTION Inspect electrical wiring for damage or wear. Always stop the engine and allow it to cool before Batteries produce explosive gas. Keep open flame refueling. or sparks away. Never refuel – In case of accident or fire, be ready to act quickly, yet calmly.
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Page 57: Start Safely
START SAFELY START CORRECTLY – START SAFELY • For trowels that use this feature, ensure that the emergency stop switch is in the ON position. Before starting, check for proper functioning of all operation and shutdown controls. Check all • Move the throttle to the idle position. controls to be sure they are in the correct startup •... -
Page 58: Work Safely
WORK SAFELY SAFE WORKING PROCEDURES • Never fill the fuel tank while the engine is running. Turn the engine off and allow it to cool DANGER – CARBON MONOXIDE before refueling. Exhaust from the engine contains • The muffler, exhaust pipes and poisonous carbon monoxide gas other engine parts will become that is not easily detected as it is... -
Page 59: Shut Down Safely
SHUT DOWN SAFELY SHUT DOWN PROCEDURES Never disable or disconnect the safety devices! Always close fuel valves when the machine is not being used. Refer to the manufacturer’s manuals for specific shut down procedures. LOAD AND UNLOAD SAFELY PRECAUTIONS lifted using lifting bales (special lifting brackets), or other specific lifting points provided by the •... -
Page 60: Perform Maintenance Safely
PERFORM MAINTENANCE SAFELY SERVICE AND MAINTENANCE SAFETY GENERAL PROCEDURES Poorly maintained equipment Do not perform any work on the trowel unless you can become a safety hazard! In are authorized to do so. order for your trowel to operate Standard maintenance procedures should always safely and properly over a long be observed. - Page 61 PERFORM MAINTENANCE SAFELY FIRE PREVENTION Store all flammable fluids and materials away from your work area. Avoid fire hazards. Whenever the sparkplug is removed, do not test for Always stop the engine and allow it to cool before spark on gasoline powered engines if engine is you refuel the trowel.
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Page 62: Test Your Knowledge
PERFORM MAINTENANCE SAFELY TROWEL BLADES AND PANS HYDRAULIC SYSTEMS • Do not attempt to clean, service or perform Hydraulic fluid systems operate under high adjustments on the trowel while it is running. pressure. Even a small leak can have enough force to penetrate the eyes or skin. -
Page 63: A Final Word To The User
A FINAL WORD TO THE USER Remember that YOU are the key to safety. Good safety practices not only protect you but protect the people around you. You have read this safety manual and the manufacturer’s manual(s) for your specific trowel. Make them a working part of your safety program. -
Page 65: Emission Control Systems Information And Warranty-Gasoline
Carbon monoxide does not react in the same way, but it is toxic. Wacker Neuson utilizes lean carburetor settings and other systems to reduce the emissions of carbon monoxide, oxides of nitrogen, and hydrocarbons. Evaporative Emissions... -
Page 66: Limited Defect Warranty For Exhaust Emission Control System
Tampering and Altering Tampering with or altering the emission control system may increase emissions beyond the legal limit. If evidence of tampering is found, Wacker Neuson may deny a warranty claim. Among those acts that constitute tampering are: Removing or altering of any part of the air intake, fuel, or exhaust systems. - Page 67 Emission Control Systems Information and Warranty—Gasoline used in the repair or maintenance of the engine/equipment, and an authorized Wacker Neuson dealer/service center determines it is defective or causes a failure of a warranted part, the claim for repair of the engine/equipment may be denied. If the part in question is not related to the reason the engine/equipment requires repair, the claim will not be denied.
- Page 68 For owners located more than 100 miles from an authorized dealer/service center (excluding the states with high-altitude areas as identified in 40 CFR Part 1068, Appendix III), Wacker Neuson will pay for pre-approved shipping costs to and from an authorized Wacker Neuson dealer/service center.
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Page 69: Schematics
CRT 48 Schematics 10 Schematics 10.1 CRT 48-35V—Electrical Schematic 30 30 86 86 85 85 87 87 wc_gr006759 wc_gr006759 wc_tx001542gb.fm... -
Page 70: Crt 48-35V-Electrical Schematic Components
Schematics CRT 48 10.2 CRT 48-35V—Electrical Schematic Components Ref. Description Ref. Description Battery Spray pump motor Oil pressure switch (dual circuit) Engine connector Fuel pump Fuel cut-off solenoid Fuel pump relay Starter motor Key switch Engine crank solenoid Hour meter... -
Page 71: Crt 48-35L-Electrical Schematic
CRT 48 Schematics 10.3 CRT 48-35L—Electrical Schematic BROWN BROWN 52 52 BROWN BROWN BROWN BROWN 12V+ 12V+ BROWN BROWN BROWN BROWN BROWN BROWN BROWN BROWN BROWN BROWN 10 10 TO TO RED 6AWG RED 6AWG BROWN BROWN STARTER STARTER 11 11... -
Page 72: Crt 48-35L-Electrical Schematic Components
Schematics CRT 48 10.4 CRT 48-35L—Electrical Schematic Components Ref. Description Ref. Description Battery Spray pump motor Oil pressure switch (dual circuit) Engine connector Fuel pump Fuel cut-off solenoid Fuel pump relay Starter motor Key switch Engine crank solenoid Hour meter... -
Page 73: Crt 48-34V And Crt 48-31V-Electrical Schematic
CRT 48 Schematics 10.5 CRT 48-34V and CRT 48-31V—Electrical Schematic wc_gr006761 wc_tx001542gb.fm... -
Page 74: Crt 48-34V And Crt 48-31V-Electrical Schematic Components
Schematics CRT 48 10.6 CRT 48-34V and CRT 48-31V—Electrical Schematic Components Ref. Description Ref. Description Battery Spray pump motor Oil pressure switch (dual circuit) Engine connector Fuel pump Fuel cut-off solenoid Fuel pump relay Starter motor Key switch Engine crank solenoid... - Page 76 Wacker Neuson Production Americas LLC, N92W15000 Anthony Ave., Menomonee Falls, WI. 53051 Tel.: (262) 255-0500 Fax: (262) 255-0550 Tel.: (800) 770-0957 Wacker Neuson Limited - Room 1701–03 & 1717–20, 17/F. Tower 1, Grand Century Place, 193 Prince Edward Road West, Mongkok, Kowloon, Hongkong. Tel: (852) 3605 5360, Fax: (852) 2758 0032...