Husqvarna CRT48-33K User manual

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
Huskvarna, 2019-12-01
CRT 48-33K
CRT 48-33K DF
1142221-26

Operator’s Manual
Ride-On Trowel
CRT48-33K
CRT48-33K DF
Type CRT48-33K, CRT48-33K DF
Document 5200004710
Date 0918
Revision 09
Language EN
5200004710

CALIFORNIA Proposition 65 Warning
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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.
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 as relating to CARB standards. The U.S. EPA
has sole authority to establish emission standards for
preempt construction equipment. For more information see
www.arb.ca.gov/msprog/offroad/preempt.htm

CALIFORNIA Proposition 65 Warning
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4
Notes

CRT 48-33K Foreword
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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
identification
A nameplate listing the model number, item number, revision number, and serial
number is attached to this machine. The location of the nameplate is shown above.
Serial number
(S/N)
For future reference, record the serial number 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
the Wacker Neuson website at http://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.
Expectations
for
information in
this manual
This manual provides information and procedures to safely operate and
maintain the above Wacker Neuson model(s). For your own safety and to
reduce the risk of injury, carefully read, understand, and observe all instructions
described in this manual.
Wacker Neuson expressly reserves the right to make technical modifications,
even without notice, which improve the performance or safety standards of its
machines.
Machine Item Number
CRT 48-33K 5200002353, 5200002354
CRT 48-33K DF 5200007686, 5200007687
wc_gr010110
Serial Number:

Foreword CRT 48-33K
6wc_tx002044gb.fm
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
factory-installed components. Your machine may vary depending on the
requirements of your specific region.
CALIFORNIA
Proposition
65 Warning
Combustion exhaust, some of its constituents, and certain vehicle components
contain or emit chemicals known to the State of California to cause cancer and
birth defects or other reproductive harm.
Laws
pertaining to
spark
arresters
NOTICE: 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 with local laws regarding spark arresters, consult the engine distributor or
the local Health and Safety Administrator.
Manufacturer’s
approval
This manual contains references to approved parts, attachments, and
modifications. The following definitions apply:
Approved parts or attachments are those either manufactured or provided by
Wacker Neuson.
Approved modifications are those performed by an authorized Wacker
Neuson service center according to written instructions published by Wacker
Neuson.
Unapproved parts, attachments, and modifications are those that do not
meet the approved criteria.
Unapproved parts, attachments, or modifications may have the following
consequences:
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.

EC Declaration of Conformity
We, Husqvarna AB, SE 561 82 Huskvarna, SWEDEN, Tel. [phone] declare on our sole responsibility
that the product:
Description Concrete Smoothing Machine, Trowel
Brand HUSQVARNA
Type / Model CRT 48-33K, CRT 48-33K DF
Identication Serial numbers dating from 2019 and onwards
complies fully with the following EU directives and regulations:
Directive/Regulation Description
2006/42/EC
2014/30/EU
“relating to machinery”
“relating to electromagnetic compatibility”
and that the following standards and/or technical specications are applied;
EN 12649:2008+A1:2011
Partille, 2019-12-01
Martin Huber
R&D Director, Concrete Surfaces & Floors
Husqvarna AB, Construction Division
Responsible for technical documentation

Table of Contents
CRT 48-33K
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CALIFORNIA Proposition 65 Warning 3
Foreword 5
EC Declaration of Conformity 7
1 Safety Information 13
1.1 Signal Words Used in this Manual ..................................................... 13
1.2 Machine Description and Intended Use ............................................. 14
1.3 Operating Safety ................................................................................ 15
1.4 Lifting and Transport Safety ............................................................... 16
1.5 Operator Safety while Using Internal Combustion Engines ............... 17
1.6 Liquid Propane (LP) Safety ................................................................ 18
1.7 Service Safety .................................................................................... 20
2 Labels 21
2.1 Label Locations .................................................................................. 21
2.2 Label Meanings .................................................................................. 23
3 Lifting and Transporting 30
3.1 Lifting the Machine ............................................................................. 30
3.2 Transporting the Machine ................................................................... 31
4 Operation 33
4.1 Preparing the Machine for First Use ................................................... 33
4.2 Break-in Period ................................................................................... 33
4.3 Recommended Fuel ........................................................................... 34
4.4 Recommended Fuel (Liquid Propane) ............................................... 35
4.5 Position of the Operator ..................................................................... 35
4.6 Control / Component Locations .......................................................... 36
4.7 Operator Presence System ................................................................ 37
4.8 Refueling the Machine ........................................................................ 38
4.9 Installing the Liquid Propane (LP) Cylinder ........................................ 39
4.10 Pressure Relief Valves ....................................................................... 41
4.11 Breaking In New Machines ................................................................. 42
4.12 Before Starting ................................................................................... 43
4.13 Starting the Machine .......................................................................... 43

Table of Contents CRT 48-33K
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10
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
5 Maintenance 50
5.1 Maintaining the Emission Control System ...........................................50
5.2 Periodic Maintenance—LP System .....................................................50
5.3 Periodic Maintenance Schedule ..........................................................51
5.4 Maintaining the Gearboxes .................................................................52
5.5 Control Linkage Lubrication .................................................................53
5.6 Control Arm Adjustment (Forward or Backward) .................................53
5.7 Steering Assist System .......................................................................54
5.8 Right-hand Control Arm Adjustment (Right or Left) .............................55
5.9 Adjusting the Blade Arms ....................................................................55
5.10 Installing or Changing the Blades ........................................................56
5.11 Mounting Float Pans ...........................................................................58
5.12 Replacing the Drive Belt ......................................................................60
5.13 Jump-Starting the Machine .................................................................61
5.14 Maintaining the Spark Plugs ................................................................63
5.15 Servicing the Air Cleaner .....................................................................64
5.16 Checking the Engine Oil ......................................................................65
5.17 Engine Oil and Filter ............................................................................66
5.18 Maintaining the Fuel Filter ...................................................................68
5.19 Replacing the LP Lockoff / Filter Cartridge ..........................................69
5.20 Cleaning the Machine ..........................................................................71
5.21 Long-Term Storage .............................................................................72
5.22 Machine Disposal / Decommissioning .................................................73
5.23 Battery Disposal ..................................................................................74
6 Troubleshooting 75
6.1 Troubleshooting the Machine ..............................................................75
6.2 Troubleshooting the LP System ..........................................................77