Husqvarna CRT48-33K Operator's Manual
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Husqvarna CRT48-33K Operator's Manual

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CRT 48-33K
CRT 48-33K DF
Huskvarna, 2019-12-01
Operator's manual, EN
Dear customer,
Thank you for choosing a Husqvarna quality product. We hope that you will
genuinely enjoy it.
Please 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
1142221-26

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Summary of Contents for Husqvarna CRT48-33K

  • Page 1 Huskvarna, 2019-12-01 Operator’s manual, EN Dear customer, Thank you for choosing a Husqvarna quality product. We hope that you will genuinely enjoy it. Please note that the enclosed manual contains Wacker Neuson references. The Husqvarna Group is vouching for the quality of this product.

  • Page 2: Crt48-33K

    Operator’s Manual Ride-On Trowel CRT48-33K CRT48-33K DF Type CRT48-33K, CRT48-33K DF Document 5200004710 Date 0918 Revision Language 5 2 0 0 0 0 4 7 1 0...

  • Page 3: California Proposition 65 Warning

    CALIFORNIA Proposition 65 Warning CALIFORNIA Proposition 65 Warning WARNING The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. WARNING Diesel engine exhaust and some of its constituents are known to the State of California to cause cancer, birth defects, and other reproductive harm.
  • Page 4 CALIFORNIA Proposition 65 Warning Notes wc_tx004643en.fm...

  • Page 5: Foreword

    CRT 48-33K Foreword Foreword SAVE THESE INSTRUCTIONS—This manual contains important instructions for the machine models below. These instructions have been written expressly by Wacker Neuson Production Americas LLC and must be followed during installation, operation, and maintenance of the machines. Machine Item Number CRT 48-33K...
  • Page 6 Foreword CRT 48-33K The information contained in this manual is based on machines manufactured  up until the time of publication. Wacker Neuson reserves the right to change any portion of this information without notice. The illustrations, parts, and procedures in this manual refer to Wacker Neuson ...

  • Page 7: Ec Declaration Of Conformity

    EC Declaration of Conformity We, Husqvarna AB, SE 561 82 Huskvarna, SWEDEN, Tel. +46 36 146500 declare on our sole responsibility that the product: Description Concrete Smoothing Machine, Trowel Brand HUSQVARNA Type / Model CRT 48-33K, CRT 48-33K DF Identification...

  • Page 9: Table Of Contents

    CRT 48-33K Table of Contents CALIFORNIA Proposition 65 Warning Foreword EC Declaration of Conformity Safety Information Signal Words Used in this Manual ............. 13 Machine Description and Intended Use ..........14 Operating Safety ................15 Lifting and Transport Safety ............... 16 Operator Safety while Using Internal Combustion Engines ....
  • Page 10 Table of Contents CRT 48-33K 4.14 Stopping the Machine ................44 4.15 Operating Guidelines ................44 4.16 Steering ....................45 4.17 Pitch Adjustment .................46 4.18 Using the Retardant Spray System .............47 4.19 Replacing an Empty Liquid Propane (LP) Cylinder ......48 4.20 Emergency Shutdown Procedure ............49 Maintenance Maintaining the Emission Control System ...........50 Periodic Maintenance—LP System .............50...
  • Page 11 CRT 48-33K Table of Contents Technical Data Engine ....................78 Machine ....................79 Sound and Vibration Specifications ............ 80 Emission Control Systems Information and Warranty—Gasoline 81 Emission Control System Background Information ......81 Limited Defect Warranty for Exhaust Emission Control System ..82 Limited Defect Warranty for Wacker Neuson Evaporative Emission Control Systems ..............
  • Page 12 Table of Contents CRT 48-33K wc_bo5200004710_09TOC.fm...

  • Page 13: Safety Information

    CRT 48–33K 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. This is the safety alert symbol.

  • Page 14: Machine Description And Intended Use

    Safety Information CRT 48–33K 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 15: Operating Safety

    CRT 48–33K Safety Information Operating Safety WARNING Machines operated improperly or by untrained personnel can be hazardous. ► Read the operating instructions contained in both this Operator’s Manual and the engine owner’s manual. ► Familiarize yourself with the location and proper use of all controls. ►...

  • Page 16: Lifting And Transport Safety

    Safety Information CRT 48–33K Storing the Store the machine properly when it is not being used. The machine should be  machine stored in a clean, dry location out of the reach of children. Close the fuel valve when the machine is not being operated. ...

  • Page 17: Operator Safety While Using Internal Combustion Engines

    CRT 48–33K 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 18: Liquid Propane (Lp) Safety

    Safety Information CRT 48–33K Liquid Propane (LP) Safety WARNING Fire, asphyxiation, chemical burn, and explosion hazards. Liquid propane (LP) presents special hazards during operation and fueling. Failure to follow the warnings and safety standards could result in serious injury or death. ►...
  • Page 19 CRT 48–33K Safety Information Continued from the previous page. Replacing Follow the safety instructions below when replacing empty LP cylinders. Empty LP Only a person familiar with the process should replace empty LP cylinders.  Cylinders Replace empty LP cylinders only in a well-ventilated area. ...

  • Page 20: Service Safety

    Safety Information CRT 48–33K Service Safety A poorly maintained machine can become a safety hazard. Periodic maintenance and occasional repairs are necessary in order for the machine to operate safely and properly over a long period of time. Personal Wear the following Personal Protective Equipment (PPE) while servicing or Protective maintaining this machine: Equipment...

  • Page 21: Labels

    CRT 48-33K Labels Labels Label Locations wc_gr010123 wc_si000649gb.fm...
  • Page 22 Labels CRT 48-33K wc_gr0010124 wc_si000649gb.fm...

  • Page 23: Label Meanings

    CRT 48-33K Labels Label Meanings 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. Read the Operator’s Manual. No sparks, flames, or ...
  • Page 24 Labels CRT 48-33K 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. WARNING Pressurized contents.
  • Page 25 CRT 48-33K Labels NOTICE Lifting point 178709 178709 Tie-down point 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 f r o m...
  • Page 26 Labels CRT 48-33K 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 27 CRT 48-33K Labels Industry Canada ICES-002 Compliance Label: CAN ICES-2/NMB-2 This machine may be covered by one or more patents. Steering system components are under load. See Steering section or a trained service technician for adjustments. CAUTION! Engage manual steering handle lock before lifting. Fork lift pockets wc_si000649gb.fm...
  • Page 28 Labels CRT 48-33K WARNING WARNING WARNING Avoid crushing area. AVOID CRUSHING AREA AVOID CRUSHING AREA WARNUNG WARNUNG QUETSCH-ZONE VERMEIDEN QUETSCH-ZONE VERMEIDEN ADVERTENCIA ADVERTENCIA EVITE ZONA DE APRIETE EVITE ZONA DE APRIETE AVERTISSEMENT AVERTISSEMENT EVITER ZONE DE RACCORDEMENT A PINCE EVITER ZONE DE RACCORDEMENT A PINCE 5200007831 5200007831 5200007833...
  • Page 29 CRT 48-33K Labels Dual fuel: Liquid Propane (LP) Gas or Unleaded Gasoline Do not close the choke when running the engine on Liquid Propane (LP) Gas Not a step 179212 WARNING Keep all sparks and open flames away from the bat- ...

  • Page 30: Lifting And Transporting

    Lifting and Transporting CRT 48-33K Lifting and Transporting Lifting the Machine CAUTION! Possibility of injury or equipment damage. Unlocked steering handles can swing forward unexpectedly.  Engage manual steering handle lock before lifting. Overview The machine is equipped with fork lift pockets (a) on the front and back, and two lifting bars (b).

  • Page 31: Transporting The Machine

    CRT 48-33K Lifting and Transporting Continued from the previous page. Lifting the To lift the machine: machine use a fork lift and the designated fork lift pockets  attach a sling or chains to the lifting bars  WARNING Crushing hazard. The machine can drop if it is lifted by the guard rings or any other part of the frame.
  • Page 32 Lifting and Transporting CRT 48-33K Notes wc_tx003110gb.fm...

  • Page 33: Operation

    CRT 48-33K Operation Operation Preparing the Machine for First Use 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 34: Recommended Fuel

    Operation CRT 48-33K Recommended Fuel The engine requires regular grade unleaded gasoline. Use only fresh, clean gasoline. Gasoline containing water or dirt will damage the fuel system. Consult the engine owner’s manual for complete fuel specifications. Use of Some conventional gasolines are blended with alcohol. These gasolines are oxygenated collectively referred to as oxygenated fuels.

  • Page 35: Recommended Fuel (Liquid Propane)

    CRT 48-33K Operation Recommended Fuel (Liquid Propane) Description The dual-fuel engine on this machine can be run on Liquid Propane (LP) gas. LP is a petroleum-based product that exists as a liquid inside a pressurized cylinder. As the pressure is released, the liquid vaporizes and becomes a combustible gas. Cylinder In the United States, LP cylinders used on this machine must conform to US ...

  • Page 36: Control / Component Locations

    Operation CRT 48-33K Control / Component Locations wc_gr010112 wc_tx002045gb.fm...

  • Page 37: Operator Presence System

    CRT 48-33K Operation Ref. Description Ref. Description Right pitch control Engine choke control (used only when operating with gasoline) Fuel tank Work light switch Control arms LP/gas selector switch Operator’s seat with “operator presence” Engine keyswitch switch Left pitch control Hour meter Rear work light (one each side) Water spray control...

  • Page 38: Refueling The Machine

    Operation CRT 48-33K Refueling the Machine Requirements 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. WARNING Fire hazard. Fuel and its vapors are extremely flammable. Burning fuel can cause severe burns.

  • Page 39: Installing The Liquid Propane (Lp) Cylinder

    CRT 48-33K Operation Installing the Liquid Propane (LP) Cylinder WARNING Fire, asphyxiation, chemical burn, and explosion hazards. Liquid propane (LP) presents special hazards during operation and fueling. Failure to follow the warnings and safety standards could result in serious injury or death. ...
  • Page 40 Operation CRT 48-33K Continued from the previous page. 4. Apply a commercial leak test solution or a mixture of dishwashing liquid and water to the hose connection. 5. Slowly rotate the knob on the discharge valve counterclockwise until the valve is fully open.

  • Page 41: Pressure Relief Valves

    CRT 48-33K Operation 4.10 Pressure Relief Valves Locations The primary pressure relief valve (a) is located on the LP cylinder. The secondary pressure relief valve (b) is located on the gas supply hose. Function LP system pressure varies depending on the ambient temperature in which the machine is being operated.

  • Page 42: Breaking In New Machines

    Operation CRT 48-33K 4.11 Breaking In New Machines Verify pitch Verify that the horizontal blade pitch links are properly assembled. link assembly While seated on the machine, look at the right rotor. There should be an “R” designation on the upper portion of the pitch link. The left rotor should have an “L” on the pitch link.

  • Page 43: Before Starting

    CRT 48-33K Operation 4.12 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 ...

  • Page 44: Stopping The Machine

    Operation CRT 48-33K 4.14 Stopping the Machine Procedure Perform the procedure below to stop the machine. 1. Return the control levers to their neutral positions. 2. Release pressure on the foot pedal. To stop the engine, turn the key switch to “O” (off). 4.15 Operating Guidelines Operating...

  • Page 45: Steering

    CRT 48-33K Operation 4.16 Steering Overview The control levers (a) control the travel direction and rotation of the machine. wc_gr009274 Hand motions Refer to the illustration for the necessary hand motions to move the trowel in the desired direction. 1 — forward 2 —...

  • Page 46: Pitch Adjustment

    Operation CRT 48-33K 4.17 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 pitch: Rotate the left pitch control (L) clockwise, rotate the right pitch control (R) counterclockwise.

  • Page 47: Using The Retardant Spray System

    CRT 48-33K Operation 4.18 Using the Retardant Spray System Description Certain atmospheric conditions (low humidity, high winds, direct sunlight, or hot weather) may cause wet concrete to dry too fast during the curing and finishing process. To keep the concrete moist, this machine is equipped with a retardant spray system consisting of a water tank and two spray nozzles.

  • Page 48: Replacing An Empty Liquid Propane (Lp) Cylinder

    Operation CRT 48-33K 4.19 Replacing an Empty Liquid Propane (LP) Cylinder WARNING Fire, asphyxiation, chemical burn, and explosion hazards. Liquid propane (LP) presents special hazards during operation and fueling. Failure to follow the warnings and safety standards could result in serious injury or death. ...

  • Page 49: Emergency Shutdown Procedure

    CRT 48-33K Operation Continued from the previous page. 5. Install a full LP cylinder on the tank mount and fasten the clamps. 6. Connect the female hose coupling to the discharge valve on the full LP cylinder. 7. Apply leak test solution to the hose connection. 8.

  • Page 50: Maintenance

    Maintenance CRT 48-33K Maintenance Maintaining the Emission Control System For machines sold in North America: Normal maintenance, replacement, or repair of emission control devices and systems may be performed by any repair establishment or individual; however, warranty repairs must be performed by a dealer/service center authorized by Wacker Neuson.

  • Page 51: Periodic Maintenance Schedule

    CRT 48-33K Maintenance Periodic Maintenance Schedule The table below lists basic machine maintenance. Tasks designated with check marks may be performed by the operator. Tasks designated with square bullet points require special training and equipment. Daily Every Every Every Every Every Every 1000...

  • Page 52: Maintaining The Gearboxes

    Maintenance CRT 48-33K Maintaining the Gearboxes When Check the gearboxes for the correct oil level after every 20 hours of operation. Change the gearbox oil every 300 hours. Checking the To check the oil level, do the following steps: oil level 1.

  • Page 53: Control Linkage Lubrication

    CRT 48-33K Maintenance Continued from the previous page. 4. With the trowel level, fill the gearbox with approximately 1.83 L (62 oz.) synthetic gear oil through the oil fill plug as described above. 5. Wipe the threads dry on both the gearbox and the oil fill plug. Apply Loctite 545 or equivalent to the oil fill plug threads, and re-install the oil fill plug.

  • Page 54: Steering Assist System

    Maintenance CRT 48-33K 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 55: Right-Hand Control Arm Adjustment (Right Or Left)

    CRT 48-33K Maintenance Right-hand Control Arm Adjustment (Right or Left) The arms should be set to be perfectly vertical. Should the arms come out of adjustment, adjust as follows: 1. Loosen the jam nuts (d). 2. Drop the horizontal linkage (e) down to clear the bracket. 3.

  • Page 56: Installing Or Changing The Blades

    Maintenance CRT 48-33K 5.10 Installing or Changing the Blades Introduction There are two types of blades available for the trowel: Combination blades can be used throughout the entire concrete working  process, from floating to finishing stages. They are designed for rotation in one direction only.
  • Page 57 CRT 48-33K Maintenance Continued from the previous page. 2. Position and align the blades. If installing combination blades (d), orient the blades as shown in the diagram  and align the screw holes. This positions the raised edge of each blade correctly for the rotation of each rotor.

  • Page 58: Mounting Float Pans

    Maintenance CRT 48-33K 5.11 Mounting Float Pans Overview Certain applications may require the use of float pans. Optional float pans are available from your Wacker Neuson dealer. wc_gr009298 Procedure Perform the procedure below to mount the float pans. 1. Stop the engine. 2.
  • Page 59 CRT 48-33K Maintenance 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” pan. wc_gr007281 Mounting a To mount a 46”...

  • Page 60: Replacing The Drive Belt

    Maintenance CRT 48-33K 5.12 Replacing the Drive Belt Procedure To replace the drive belt, do the following steps. 1. Place the trowel on a flat, level surface with the blades pitched flat. 2. Disconnect battery. 3. Remove the beltguard. 4. Remove the 3 bolts (a) holding the universal joint (b) to the drive pulley. wc_gr003775 5.

  • Page 61: Jump-Starting The Machine

    CRT 48-33K Maintenance 5.13 Jump-Starting the Machine Overview Jump-starting may occasionally be required if a battery is discharged. If jump- starting is necessary, the following procedure is recommended to prevent starter damage, battery damage, and personal injuries. WARNING Jump-starting a battery incorrectly can cause battery to explode, resulting in severe personal injury or death.
  • Page 62 Maintenance CRT 48-33K Continued from the previous page. 5. Turn the engine key switch and hold it until the engine starts. NOTICE: Cranking the engine for more than five seconds can cause starter damage. If the engine fails to start, release the key switch and wait 10 seconds before operating the starter again.

  • Page 63: Maintaining The Spark Plugs

    CRT 48-33K Maintenance 5.14 Maintaining the Spark Plugs When Clean the spark plugs and check the electrode gaps every 200 hours of operation (monthly). Requirement Engine is stopped and cool to the touch WARNING Burn hazard. Engine and exhaust pipe become extremely hot during operation. ? Stop the engine and allow the machine to cool before cleaning and adjusting the spark plugs.

  • Page 64: Servicing The Air Cleaner

    Maintenance CRT 48-33K 5.15 Servicing the Air Cleaner When Clean the air cleaner every 50 hours or as needed. Service more frequently in dusty or dirty conditions. NOTICE: Never operate the machine without the air cleaner or a filter element. Severe engine damage will occur.

  • Page 65: Checking The Engine Oil

    CRT 48-33K Maintenance 5.16 Checking the Engine Oil Requirements Park the machine on a level surface  Shut down the machine  When Every 10 hours of service or daily Procedure Perform the procedure below to check the engine oil. 1.

  • Page 66: Engine Oil And Filter

    Maintenance CRT 48-33K 5.17 Engine Oil and Filter When Change oil and oil filter (d) every 200 hours. On new machines, change oil after first 50 hours of operation. Requirements Engine stopped, but still warm.  Plastic sheet  Container of suitable size to collect drained oil ...
  • Page 67 CRT 48-33K Maintenance Continued from the previous page. 4. Screw the filter on until it just contacts the filter adapter, then turn it an additional ½ turn. 5. Refill with oil as described above. Note: Dispose of drained oil in accordance with environmental protection legislation.

  • Page 68: Maintaining The Fuel Filter

    Maintenance CRT 48-33K 5.18 Maintaining the Fuel Filter When Check the condition of the fuel filter every 100 hours.  Replace the fuel filter every year, or more often if it is damaged or full of  sediment. Requirements Machine shut down ...

  • Page 69: Replacing The Lp Lockoff / Filter Cartridge

    CRT 48-33K Maintenance 5.19 Replacing the LP Lockoff / Filter Cartridge Description The LP lockoff / filter cartridge is an in-line safety valve that prevents LP gas from flowing to the vaporizer when the system is not in use. As with a gasoline fuel filter or oil filter, the cartridge is disposable and must be replaced at the interval specified below.
  • Page 70 Maintenance CRT 48-33K Continued from the previous page. 3. Disconnect and remove the LP tank from the LP mounting bracket (c). wc_gr010466 4. Remove the LP mounting bracket, keeping the clamps (d) attached. 5. Loosen the P-clips (e) holding the LP hoses. 6.

  • Page 71: Cleaning The Machine

    CRT 48-33K Maintenance Continued from the previous page. 5. Apply leak test solution to the fittings. 6. Re-install the LP mounting bracket. 7. Re-install the LP cylinder on the tank mount, fasten the clamps, and re-connect the fuel supply hose to the discharge valve. 8.

  • Page 72: Long-Term Storage

    Maintenance CRT 48-33K 5.21 Long-Term Storage When Follow the procedures below if the machine is to be stored for more than 30 days. Maintaining To prepare the machine for long-term storage: the machine 1. Drain the fuel tank and the water tank. 2.

  • Page 73: Machine Disposal / Decommissioning

    CRT 48-33K Maintenance 5.22 Machine Disposal / Decommissioning Introduction This machine must be properly decommissioned at the end of its service life. Responsible disposal prevents toxic chemicals and materials from harming the environment. This machine contains several components that may be considered hazardous waste in many areas: Operating fluids, including fuel, engine oil, and grease ...

  • Page 74: Battery Disposal

    Maintenance CRT 48-33K 5.23 Battery Disposal This device contains one or more batteries or rechargeable batteries (hereafter customers in referred to as "batteries"). This battery is subject to the European Directive 2006/ EU countries 66/EC on (waste) batteries, as well as the corresponding national legislation. The battery directive outlines the procedure for handling batteries across the EU.

  • Page 75: Troubleshooting

    CRT 48-33K Troubleshooting Troubleshooting Troubleshooting the Machine 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.
  • Page 76 Troubleshooting CRT 48-33K Problem Reason Remedy Engine does not crank. Discharged battery. Check light function. If lights do not illuminate with the key in the “on” position, replace or recharge the battery. Engine problem. Consult engine manufacturer’s service manual Gasoline operation only: Inadequate choke Fully choke engine and atttempt Engine cranks, but does not start.

  • Page 77: Troubleshooting The Lp System

    CRT 48-33K Troubleshooting Troubleshooting the LP System Problem Reason Remedy Engine cranks, but does Empty LP cylinder Replace. not start Discharge valve on LP cylinder Open the discharge valve. closed LPG / gas selector switch in Make sure the LPG / gas selector switch wrong position is set to LPG.

  • Page 78: Technical Data

    Technical Data CRT 48-33K Technical Data Engine Engine power CRT 48-33K: Gross power rating per SAE J1995. rating Part No. CRT 48-33K CRT 48-33K DF Engine Engine make Kubota Engine model WG972-GL-E3 Max. rated power @ rated kW (hp) 24.2 (33) @ 3600 rpm speed Displacement cm³...

  • Page 79: Machine

    CRT 48-33K Technical Data Machine Machine CRT 48-33K CRT 48-33K DF Trowel Operating weight kg (lb) 579 (1280) 607 (1343) Dimensions (L x W x H) 2566 x 1295 x 1473 (in.) (101 x 51 x 58) Rotor speed (range) 25–165 Blade pitch (range) degrees...

  • Page 80: Sound And Vibration Specifications

    Technical Data CRT 48-33K Sound and Vibration Specifications The required sound specifications, per Annex VIII, Directive 2000/14/EC of the EC- Machine Regulations, are: the sound pressure level at operator’s location (L ): 89.1 dB(A)  the guaranteed sound power level (L ): 109.0 dB(A) ...

  • Page 81: Emission Control Systems Information And Warranty-Gasoline

    Emission Control Systems Information and Warranty—Gasoline Emission Control Systems Information and Warranty Gasoline — The Emission Control Warranty and associated information is valid only for the U.S.A., its territories, and Canada. Emission Control System Background Information Introduction Wacker Neuson spark-ignited engines/equipment must conform with applicable Environmental Protection Agency (EPA) and the State of California emissions regulations.

  • Page 82: Limited Defect Warranty For Exhaust Emission Control System

    Emission Control Systems Information and Warranty—Gasoline 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 83 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 84 Emission Control Systems Information and Warranty—Gasoline coverage solely for the lack of receipts or for the failure to ensure the performance of all scheduled maintenance. Normal maintenance, replacement, or repair of emission control devices and systems may be performed by any repair establishment or individual; however, warranty repairs must be performed by an authorized Wacker Neuson dealer/ service center.

  • Page 85: Aem Safety Manual

    CONCRETE POWER TROWEL Table of Contents Acknowledgment ..............2 Foreword .................3 Safety Alerts ................4 A Word to the User/Operator ..........5 Follow a Safety Program............6 Prepare for Safe Operation ..........10 Start Safely ................17 Operate Safely ..............19 Shut Down Safely ..............21 Perform Maintenance Safely ..........22 Final Word to the User ............35 Acknowledgment We wish to thank the members of the Association of Equipment Manufacturers for their invaluable...

  • Page 86: Foreword

    Foreword This safety manual is intended to point out some of the basic safety situations that may be encountered during the normal operation and maintenance of your trowel Read and understand manuals before and to instruct you in safety practices for dealing with operating these conditions.

  • Page 87: A Word To The User/Operator

    A Word to the User/Operator It is YOUR responsibility to read and understand this Remember that YOU are the key to safety. Good safety manual and the manufacturer’s manual(s) before safety practices not only protect you but also protect operating this equipment. This safety manual takes you the people around you.
  • Page 88 Follow a Safety Program Be Careful! Human error is the result of many factors: carelessness, fatigue, sensory overload, preoccupation, unfamiliarity with the machine or attachments, or drugs and alcohol, to name a few. You can avoid death or serious injury caused by these and other unsafe work practices.

  • Page 89: Prepare For Safe Operation

    Follow a Safety Program • Never allow children to play near, ride on or • Know the meaning of all identification symbols on the operate the equipment. controls and gauges • Keep bystanders away from the machine during • Know the location and type of emergency operation.
  • Page 90 Prepare for Safe Operation Check and Use All Check the Machine Available Safety Devices Before beginning your work day, inspect the machine and have all systems in good operational condition. To protect you and others around you, your machine may be equipped with the safety equipment listed •...
  • Page 91 Prepare for Safe Operation Check the Cooling System Use Caution When Fueling When checking the cooling system, make sure the WARNING! Avoid injury from fire or explosion. engine is turned off and is cool. Remove the key to Never fill the fuel tank with the engine running, while prevent fans from unexpectedly starting.
  • Page 92 Prepare for Safe Operation Avoid Crystalline Silica (quartz) Dust 3. Know the work operations where exposure to crystalline silica may occur. WARNING! Avoid exposure to dust containing 4. Participate in air monitoring or training programs crystalline silica particles. This dust can cause offered by the employer.

  • Page 93: Start Safely

    Start Safely Warn Personnel Before Starting Starting the Engine Before starting, walk completely around the machine. WARNING! Never attempt to start the engine by Make sure no one is on it or close to it. Let others shorting across starter terminals. Serious injury or know you are starting up and don’t start until everyone death may result.

  • Page 94: Operate Safely

    Operate Safely Walk-Behind Trowels • If control of the trowel is lost, stay clear and do not attempt to regain control until the trowel has stopped • Ensure that the operator is familiar with the trowel moving. Depending on the engine speed, the trowel and is trained on its operation.

  • Page 95: Shut Down Safely

    Shut Down Safely Storage Always store equipment properly when it is not being used. Equipment should be stored in a clean, dry location out of reach of children. WARNING! Avoid death or serious injury. Never leave a machine unattended with the engine running. Safe Shutdown Shut engine off, remove key...
  • Page 96 Perform Maintenance Safely WARNING! Avoid death or serious injury from entanglement. Do not wear loose clothing or accessories. Stay away from all rotating components when the engine is running. Contact, wrapping or entanglement with rotating or moving parts could result in Avoid rotating parts death or serious injury.
  • Page 97 Perform Maintenance Safely Attach a “DO NOT OPERATE” warning tag to the Trowel Blades, Pans and Attachments control levers. Lockout/tagout the unit according to the • Do not attempt to clean, service or perform manufacturer’s operating manual(s). If there is a key, adjustments on the trowel while it is running.
  • Page 98 Perform Maintenance Safely Ultra-Low Sulfur Diesel (ULSD) Hazard Engine Coolant Hazards (cont.) WARNING! Ultra-Low Sulfur Diesel (ULSD) poses a CAUTION! Before replacing engine coolant, refer to greater static ignition hazard than earlier diesel the manufacturer’s operating manual(s) for direction. formulations with higher sulfur content. Avoid death or Using incorrect coolant type may cause overheating and serious injury from fire or explosion;...
  • Page 99 Perform Maintenance Safely Battery Hazards The liquid in batteries contains acid, which is a POISON and could cause SEVERE CHEMICAL BURNS. Avoid injury: • Wear a face shield to prevent contact with your eyes. • Wear chemical-resistant gloves and clothing to keep Wear hand electrolyte off your skin and regular clothing.
  • Page 100 Perform Maintenance Safely Complete Service and Repairs Before Machine is Released Tighten all bolts, fittings, and connections to torques Recheck all fluid levels before releasing the equipment specified by the manufacturer. for operation. Inspect for leftover components such as cotter pins, All parts should be inspected during repair and replaced washers, locknuts, etc.
  • Page 101 Notes Notes...

  • Page 102: Final Word To The User

    Final Word to the User You have just finished reading the AEM Concrete Power Trowel Safety Manual. It is impossible for this manual to cover every safety situation that you may encounter on a daily basis. Your knowledge of these safety precautions and your application to the basic rules of safety will help to build good judgment in all situations.

  • Page 103: Schematics

    CRT 48-33K Schematics 10 Schematics wc_tx002048gb.fm...

  • Page 104: Electrical Schematic

    Schematics CRT 48-33K 10.1 Electrical Schematic 1 2 3 4 5 1 2 3 4 5 6 7 8 49-BU 13-RD 30-RD 51-RD 67-PK 8-PK 8-PK 23-PK 23-PK 16-PK 15-PK 29-BU 14-PK 22-PK 36-PK 38-PK 44-YL 58-PK/BR 58-PK/BR 37-PK 4-BR 4-BR 4-BR 4-BR...

  • Page 105: Electrical Schematic Components

    CRT 48-33K Schematics 10.2 Electrical Schematic Components Ref. Description Ref. Description Ground Battery Front right lights Sprayer pump 1 Fuel pump (gasoline models) Sprayer pump 2 Fuse holder Front left lights Fuel cutoff (LP models) Electric lock-off (LP models) Negative coil 1 Coolant temperature light Negative coil 2 Alternator light...
  • Page 107 Important: For spare parts information, please see your Wacker Neuson Dealer, or visit the Wacker Neuson website at http://www.wackerneuson.com/. Wichtig! Informationen über Ersatzteile erhalten Sie von Ihrem Wacker Neuson Händler oder besuchen Sie die Wacker Neuson Website unter http://www.wackerneuson.com/. Important : Pour des informations sur les pièces détachées, merci de consulter votre distributeur Wacker Neuson, ou de visiter le site Internet de Wacker Neuson sur http://www.wackerneuson.com/.
  • Page 108 Copyright notice © Copyright 2018 by Wacker Neuson Production Americas LLC All rights, including copying and distribution rights, are reserved. This publication may be photocopied by the original purchaser of the machine. Any other type of reproduction is prohibited without express written permission from Wacker Neuson Production Americas LLC.

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