Husqvarna CD48i User manual

English
Operator’s Manual
CD48i / 968999758 CD52i / 968999759
CD52L / 968999760 CD61L / 968999761
CD61B / 968999762 TRD48i / 968999767
TRD52i / 968999768 TRD61L / 968999769
TRD72L / 968999770
Please read the operator’s manual carefully and make sure you
understand the instructions before using the machine.

©2007 HTC. All rights reserved.
Beatrice, NE. Printed in U.S.A.

CONTENTS
INTRODUCTION...............................................................5
OPERATING.....................................................................5
Good Service..............................................................6
SYMBOLS AND DECALS.................................................7
SAFETY............................................................................9
Safety Instructions......................................................9
General Operation......................................................9
Personal Safety Equipment...................................... 11
Slope Operation........................................................ 11
Safe Handling of Gasoline........................................12
General Maintenance ...............................................13
Transport ..................................................................16
MAINTENANCE..............................................................17
Maintenance Schedule.............................................17
Deck belt...................................................................18
Cutting Blades ..........................................................19
Anti-scalp rollers.......................................................20
Cleaning....................................................................20
LUBRICATION................................................................21
TECHNICAL DATA..........................................................22
Torque Specifications................................................22
Conformity Certificates .............................................22

WARNING!
Failure to follow cautious operating practices can result in serious injury to the
operator or other persons. The owner must understand these instructions, and must
allow only trained persons who understand these instructions to operate the mower.
Each person operating the mower must be of sound mind and body and must not be
under the influence of any mind altering substance.

English-5
INTRODUCTION
Congratulations
Thank you for purchasing a Husqvarna deck. It is built for superior efficiency to rapidly mow primarily large areas..
This manual is a valuable document. Read the contents carefully before using or servicing the machine. The
following of instructions (use, service, maintenance, etc.) by all who operate this machine is important for the
safety of the operator and others. It can also considerably increase the life span of the machine and increase its
resale value.
If you sell your machine, be sure to give the operator’s manual to the new owner.
Operating
This machine is constructed only for mowing grass on lawns and even ground without obstacles such as stones,
tree stumps, etc. All other types of uses are incorrect. The manufacturer’s directions concerning operation,
maintenance, and repairs must be carefully followed.
Lawn mowers and all power equipment, can be potentially dangerous if used improperly. Safety requires good
judgement, careful use in accordance with these instructions and common sense.
The machine must only be operated, maintained, and repaired by persons familiar with the machine’s special
characteristics and who are also knowledgeable about the safety instructions. Use only approved repair parts to
maintain this machine.
Accident prevention regulations, other general safety regulations, occupational safety rules, and traffic regulations
must be followed without fail.
Unauthorized modifications to the design of the machine may absolve the manufacturer from liability for any
resulting personal injury or property damage.

English-6
Good Service
Husqvarna’s products are sold all over the world and only in specialized retail stores with complete service. This
ensures that you as a customer receive only the best support and service. Before the product is delivered, the
machine has, for example, been inspected and adjusted by your retailer. See the certificate in the Service Journal
in this operator’s manual.
When you need spare parts or support in service questions, warranty issues, etc., please consult the following
professional:
Manufacturing Number
The machine’s manufacturing number can be found on the printed plate affixed to the right rear of the deck.
Stated on the plate, from the top are:
The manufacturer’s type number (Model).• The machine’s type designation (I.D.).• The machine’s serial number (Serial no.)•
Please have the type designation and serial number available when ordering spare parts.
This Operator’s Manual belongs to the machine with
the manufacturing number: Engine Transmission
INTRODUCTION
COMBI DECK TUNNEL DECK

English-7
SYMBOLS AND DECALS
These symbols are found on the machine and in the operator’s manual.
Study them carefully so that you know what they mean.
Used in this publication to notify the reader of a risk of personal injury or death, particularly if the reader should
neglect to follow instructions given in the manual.
Used in this publication to notify the reader of a risk of material damage, particularly if the reader should neglect
to follow instructions given in the manual. Used also when there is a potential for misuse or misassembly.
WARNING!
Xxxx xxxxxx xxxxx xxxx
xxxxxxxxx xxxxxx xxxxxxxxx.
xx xxxxxxxx xxxx xxxxxx.
IMPORTANT INFORMATION
Xxxx xxxxxx xxxxx xxxx xxxxxxxxx
xxxxxx xxxxxxxxx. xx xxxxxxxx xxxx
xxxxxx.
Warning! CE conformity Warning! Rotating blades, Do not touch parts
marking. Only for keep away from the
European market discharge deck
Do not stand here Use protective glasses Use protective gloves
Noise emissions to the
surroundings in accordance
with the European Union’s
directive. The machine’s
emission is stated in the
chapter TECHNICAL DATA
and on the decals.
Only machines for European
market

English-8
SYMBOLS AND DECALS
Read Shut off engine and Keep a safe Use on slopes No passengers
Operator’s remove key before distance from no greater
Manual performing any the machine than 10°
maintenance or repair work
Whole body Severing of fingers Do not open or Careful backing up, Careful going
exposure to and toes remove safety watch for other forward, watch for
thrown objects shields while people other people
engine is running
Moving sharp blades under cover

English-9
SAFETY
Safety Instructions
These instructions are for your safety. Read them carefully.
IMPORTANT: THIS CUTTING MACHINE IS CAPABLE OF AMPUTATING HANDS AND FEET AND THROWING
OBJECTS. FAILURE TO OBSERVE THE FOLLOWING SAFETY INSTRUCTIONS COULD RESULT IN
SERIOUS INJURY OR DEATH.
General Operation
Read, understand, and follow all instructions• on the machine and in the manual before
starting.
Do not put hands or feet near rotating parts• or under the machine. Keep clear of the
discharge opening at all times.
Only allow responsible adults, who are familiar• with the instructions, to operate the machine.
Clear the area of objects such as rocks, toys,• wire, etc., which could be picked up and thrown
by the blades.
Be sure the area is clear of bystanders before• operating. Stop machine if anyone enters the
area.
Never carry passengers. The machine is only• intended for use by one person.
Do not mow in reverse unless absolutely• necessary. Always look down and behind
before and while backing.
Never direct discharged material toward• anyone. Avoid discharging material against a
wall or obstruction. Material may ricochet back
toward the operator. Stop the blades when
crossing gravel surfaces.
Do not operate machine without the entire• grass catcher, discharge guard, or other safety
devices in place and working
Slow down before turning.• Never leave a running machine unattended.• Always turn off blades, set parking brake, stop
engine, and remove keys before dismounting.
Disengage blades when not mowing. Shut• off engine and wait for all parts to come to a
complete stop before cleaning the machine,
removing the grass catcher, or unclogging the
discharge chute.
Operate machine only in daylight or good• artificial light.
Read the operator’s manual before starting the machine
Clear the area of objects before mowing
8011-512
8011-513
WARNING!
This symbol means that important safety instructions need to be emphasized.
It concerns your safety.

English-10
SAFETY
WARNING!
Engine exhaust and certain
vehicle components contain
or emit chemicals considered
to cause cancer, birth defects,
or other reproductive system
damage. The engine exhaust
contains carbon monoxide,
which is a odorless, colorless,
poisonous gas. Do not use the
machine in enclosed spaces.
8011-520
Never take passengers
Do not operate the machine while under the• influence of alcohol or drugs.
Watch for traffic when operating near or• crossing roadways.
Use extra care when loading or unloading the• machine into a trailer or truck.
Always wear eye protection when operating• machine.
Data indicates that operators age 60 years and• above are involved in a large percentage of
riding mower-related injuries. These operators
should evaluate their ability to operate
the riding mower safely enough to protect
themselves and others from serious injury.
Follow the manufacturer’s recommendation for• wheel weights or counterweights.
Anyone who operates this machine must first• read and understand this Operation Manual.
Local laws may regulate the age of the user.
Keep machine free of grass, leaves or other• debris buildup which can touch hot exhaust /
engine part and burn. Do not allow the mower
deck to plow leaves or other debris which
can cause buildup to occur. Clean any oil or
fuel spillage before operating or storing the
machine. Allow machine to cool before storage.

English-11
SAFETY
WARNING!
When using the machine, approved personal protective equipment (shown in
illustrations) shall be used. Personal protective equipment cannot eliminate the
risk of injury but it will reduce the degree of injury if an accident does happen.
Ask your retailer for help in choosing the right equipment.
Personal Safety Equipment
Make sure that you have first aid equipment• close at hand when using the machine.
Never use the machine when barefoot.• Always wear protective shoes or boots,• preferably with steel toe caps.
Always wear approved protective glasses or a• full visor when assembling or driving.
Always wear gloves when handling the blades.• Never wear loose clothing that can get caught• in moving parts.
Use ear protectors to avoid damage to hearing.•
Slope Operation
Slopes are a major factor related to loss of control and
tip-over accidents, which can result in severe injury or
death. Operation on all slopes requires extra caution. If
you cannot back up the slope or if you feel uneasy on
it, do not mow it.
Mow up and down slopes (10 degrees• maximum), not across.
Watch for holes, ruts, bumps, rocks, or other• hidden objects. Uneven terrain could overturn
the machine. Tall grass can hide obstacles.
Choose a low ground speed so that you will• not have to stop while on the slope.
Do not mow on wet grass. Tires may lose• traction.
Avoid starting, stopping, or turning on a slope.• If the tires lose traction, disengage the blades
and proceed slowly straight down the slope.
Keep all movement on the slopes slow and• gradual. Do not make sudden changes in
speed or direction, which could cause the
machine to roll over.
Use extra care while operating machine with• grass catchers or other attachments; they can
affect the stability of the machine.
Do not use on steep slopes.• Do not try to stabilize the machine by putting• your foot on the ground.
8011-670a
Personal protective equipment
6003-004
Mow up and down, not side to side
WARNING!
Do not drive up or down hills
with slopes greater than 10
degrees. And do not drive across
any slopes.

English-12
SAFETY
8011-509
Be extra cautious when driving on slopes
8011-517
Never allow children to operate the machine
8011-518
Keep children away from work area
Do not mow near drop-offs, ditches, or• embankments. The machine could suddenly
roll over if a wheel is over the edge or if the
edge caves in.
Children
Tragic accidents can occur if the operator is not
alert to the presence of children. Children are often
attracted to the machine and the mowing activity.
Never assume that children will remain where you last
saw them.
Keep children out of the mowing area and in• the watchful care of a responsible adult other
than the operator.
Be alert and turn machine off if a child enters• the area.
Before and while backing, look behind and• down for small children.
Never carry children, even with the blades shut• off. They may fall off and be seriously injured
or interfere with safe machine operation.
Children who have been given rides in the past
may suddenly appear in the mowing area for
another ride and be run over or backed over
by the machine.
Never allow children to operate the machine.• Use extra care when approaching blind• corners, shrubs, trees, or other objects that
may block your view of a child.

English-13
SAFETY
Safe Handling of Gasoline
To avoid personal injury or property damage, use
extreme care in handling gasoline. Gasoline is
extremely flammable and the vapors are explosive.
Extinguish all cigarettes, cigars, pipes, and• other sources of ignition.
Use only approved gasoline container.• Never remove gas cap or add fuel with the• engine running. Allow engine to cool at least
two (2) minutes before refueling.
Never fuel the machine indoors.• Never store the machine or fuel container• where there is an open flame, spark, or pilot
light such as on a water heater or other
appliance.
Before you begin refueling, minimize the risk of• static electricity by touching a metal surface.
Never fill containers inside a vehicle or on a• truck or trailer bed with plastic liner. Always
place containers on the ground away from the
vehicle when filling.
Remove gas-powered equipment from the• truck or trailer and refuel it on the ground. If
this is not possible, refuel such equipment
with a portable container, rather than from a
gasoline dispenser nozzle.
Keep the nozzle in contact with the rim of the• fuel tank or container opening at all times until
fueling is complete. Do not use a nozzle lock-
open device.
If fuel is spilled on clothing, change clothing• immediately.
Never overfill fuel tank. Replace gas cap and• tighten securely.
Do not start the engine near spilled fuel.• Never use gasoline as a cleaning agent.• If leaks arise in fuel system, engine must not• be started until problem has been resolved.
Check the fuel level before each use and leave• space for the fuel to expand, as the heat from
the engine and the sun may otherwise cause
the fuel to expand and overflow.
WARNING!
The engine must not be started when the driver’s floor plate or any protective
plate for the mower deck’s drive belt is removed.
8011-516
Never fill the fuel tank indoors
WARNING!
The engine and the exhaust
system become very hot during
operation.
There is risk for burns if
touched.
Allow engine and exhaust
system to cool at least two (2)
minutes before refueling.

English-14
SAFETY
8011-515
Never drive the machine in an enclosed space
WARNING!
The battery contains lead and
lead compounds, chemicals
that are considered to cause
cancer, birth defects, and other
reproductive system damage.
Wash your hands after handling
the battery.
Use protective glasses for
maintenance work.
Maintenance
Never operate machine in a closed area.• Keep all nuts and bolts tight to be sure the• equipment is in safe working condition.
Never tamper with safety devices. Check their• proper operation regularly.
Keep machine free of grass, leaves, or other• debris buildup. Clean oil or fuel spillage and
remove any fuel-soaked debris. Allow machine
to cool before storing.
If you strike a foreign object, stop and inspect• the machine. Repair, if necessary, before
restarting.
Never make any adjustments or repairs with• the engine running.
Check grass catcher components and the• discharge guard frequently and replace with
manufacturer’s recommended parts, when
necessary.
Mower blades are sharp. Wrap the blade or• wear gloves, and use extra caution when
servicing them.
Check brake operation frequently. Adjust and• service as required.
Maintain or replace safety and instruction• labels, as necessary.
Do not modify safety equipment. Check• regularly to be sure it works properly. The
machine must not be driven with defective
or unmounted protective plates, protective
cowlings, safety switches, or other protective
devices.
Do not change the settings of governors and• avoid running the engine with overly high
engine speeds. If you run the engine too fast,
you risk damaging the machine components.
Be very careful when handling battery acid.• Acid on skin can cause serious corrosive
burns. If you spill battery acid on your skin,
rinse immediately with water.
Acid in the eyes can cause blindness, contact• a doctor immediately.
Be careful when servicing the battery.• Explosive gases form in the battery. Never
perform maintenance on the battery when
smoking or near open flames or sparks.
The battery can explode and cause serious• injury/damage.

English-15
SAFETY
Ensure that nuts and bolts, especially the• fastening bolts for the blade attachments,
are properly tightened, torqued and that the
equipment is in good condition.
Do not modify safety equipment. Check• regularly to be sure it works properly. The
machine must not be driven with defective
or unmounted protective plates, protective
cowlings, safety switches, or other protective
devices.
Do not change the settings of governors and• avoid running the engine with overly high
engine speeds. If you run the engine too fast,
you risk damaging the machine components.
Sparking can occur when working with the• battery and the heavy cables of the starter
circuit. This can cause battery explosion, fire or
eye injury. Sparking in this circuit can not occur
after the chassis cable (normally negative,
black) is removed from the battery.
Use protective goggles.• Ensure that the fuel filler cap is mounted tightly• and no flammable substances are stored in an
open vessel.
Never work with the starter circuit if there is• spilled fuel.
Disconnect the chassis cable from the battery• first and reconnect it last.
Do not make a bridge short circuit across the• starter relay to run the starter.
Never use the machine indoors or in spaces• lacking proper ventilation. The exhaust fumes
contain carbon monoxide, an odorless,
poisonous, and lethal gas.
Stop and inspect the equipment if you run over• or into anything. If necessary, make repairs
before starting.
Never make adjustments with the engine• running.
The machine is tested and approved only• with the equipment originally provided or
recommended by the manufacturer. Only use
approved repair parts for the machine.
6003-009
Do not smoke when performing maintenance on the battery.
The battery can explode and cause serious injury/damage.
8009-728
Risk of sparking
WARNING!
Avoid electrical sparking and its
consequences by the following
routines:

English-16
SAFETY
The blades are sharp and can cause cuts and• gashes. Wrap the blades or use protective
gloves when handling them.
Check the parking brake’s functionality• regularly. Adjust and service as necessary.
The mulch blades should only be used in• familiar areas when higher quality mowing is
desired.
Reduce the risk of fire by removing grass,• leaves, and other debris that may have
accumulated on the machine. Allow the
machine to cool before putting it in storage.
Regularly clean deck and underside of• deck, avoid spraying engine and electrical
components with water.
Transport
The machine is heavy and can cause serious• crushing injuries. Be extra cautious when it is
loaded on or unloaded from a vehicle or trailer.
Use an approved trailer to transport the• machine. Activate the parking brake, turn off
the fuel supply, and fasten the machine with
approved fastening devices, such as bands,
chains, or straps, when transporting.
Do not operate this machine on public• roadways.
Check and abide by local traffic regulations• before transporting the machine on any road.
Do not tow this machine, it may cause damage• to the drive system.
Do not tow any trailers, etc. with this mower.• They may jackknife or overturn causing
damage to the mower and possibly serious
injury to the operator.
Load the unit onto truck or trailer by driving up• ramps of suitable strength using a slow speed.
Do not lift! The machine is not intended to be
lifted by hand.
WARNING!
Escaping hydraulic oil under
pressure can have sufficient
force to penetrate the skin,
causing serious injury. If injured
by escaping fluid, see a doctor
at once. Serious infection or
reaction can develop if proper
medical treatment is not
administered immediately.
8011-514
Regularly clean deck
IMPORTANT INFORMATION
The parking brake is not sufficient
to lock the machine in place during
transport. Ensure that the machine is
well fastened to the transport vehicle.
Always reverse the machine onto the
transport vehicle to avoid tipping it over.

English-17
MAINTENANCE
Maintenance Schedule
The following is a list of maintenance procedures that must be performed on the machine. For those points not
described in this manual, visit an authorized service workshop. An annual service carried out by an authorized
service workshop is recommended to maintain your machine in the best possible condition and to ensure safe
operation. Read “Maintenance” in the Safety Instructions section.
z= Described in this manual
= Not described in this manual
Maintenance Before After
Daily Weekly At
least
once
each
year
Maintenance interval
in hours
25 50 100 300
Check for loose hardware
Clean under the mower deck
Check for damage
Sharpen/Replace mower blades
Check the condition of belts, belt pulleys
Check/adjust the mower deck

z

z
zz
zz
WARNING!
Before performing any service or adjustment checklist
• Engage the parking brake.
• Place the Blade-switch in the disengaged position.
• Turn the ignition switch to “OFF” position and remove the key.
• Make sure the blades and all moving parts have completely stopped.
• Disconnect the spark plug wire from all spark plugs and place the wire where it
cannot come in contact with the plug.



English-18
MAINTENANCE
8011-622
Slackening the belt tensioner
Deck belt
Deck belt removal
Park on a level surface. Apply park brake.Lower the
deck into the lowest cutting position.
Remove foot plate and belt shields.1. Using a ratchet and socket on the spring idler2. bolt, relieve the tension on the belt.
Remove any dirt or grass that may have3. accumulated around the cutter housings and
entire deck surface.
Carefully roll the belt over the top of the cutter4. housing pulleys.
Remove the belt from around the electric clutch5. on the engine shaft and off the deck.
Deck belt installation
Wrap the deck belt around the electric clutch1. pulley that is located on the engine shaft.
Route the belt forward between and up onto2. the deck.
Place belt around spring loaded idler pulley.3. Wrap the belt around the stationary idler pulley4. and around the mandrel housings.
Push inward on the idler arm and carefully5. route belt over stationary idler pulley. Once belt
is properly routed, slowly release idler arm to
tension belt.
Double check belt routing to make sure it6. matches the routing decal, and the belt does
not have any twist. Correct as needed.
Adjust tension.7. Replace belt shields on both mandrel housings8. and secure with fasteners.
IMPORTANT INFORMATION
For ease in installing the deck belt, refer to
the routing decal on bottom of seat.

English-19
MAINTENANCE
Cutting Blades
In order to attain the best mowing effect, it is important
that the blades are well sharpened and not damaged.
WARNING!
Blades are sharp. Protect your
hands with gloves and/or wrap
blades with a heavy cloth when
handling.
Bent or cracked blades or blades with large nicks
should be replaced.
Damaged blades should be replaced when hitting
obstacles that result in a breakdown. Let the service
workshop decide whether the blade can be repaired/
ground or must be replaced.
Balance the blades after sharpening.
Check the blade mounts.
IMPORTANT INFORMATION
The sharpening of blades should be
carried out by an authorized service
workshop.
Blade replacement
Remove blade bolt by turning• counterclockwise.
Install new or re-sharpened blade with• stamped "GRASS SIDE" facing towards
ground/grass (down) or “THIS SIDE UP” facing
deck and cutter housing.
Some blades may not be stamped with• “GRASS SIDE” and “THIS SIDE UP”. These
blades can be installed either way.
Install and tighten blade bolt securely.• Tunnel Deck - Torque blade bolt to 90 ft/lbs• (122 Nm).
Combi Deck - Torque blade bolt to 57-61 ft/lbs• (77-82 Nm).
IMPORTANT INFORMATION
Special blade bolt is heat treated.
Replace with a Husqvarna bolt if required.
Do not use lower grade hardware than
specified.
1. Blade
2. Blade bolt (special)
3. Blade washer
Blade attachment - Combi Deck
1
23
1. Blade
2. Blade bolt (special)
3. Blade washer
Blade attachment - Tunnel Deck
1
2
3

English-20
MAINTENANCE
Cleaning and Washing
Regular cleaning and washing, especially under the
mower deck, will increase the machine’s life-span.
Make it a habit to clean the machine directly after use
(after it is cooled), before the dirt sticks.
Do not spray water on the top of the mower deck. Use
compressed air to clean the top side of mower deck.
Regularly clean deck and underside of the deck with
normal water pressure. Do not use a high pressure
washer or steam cleaner. Avoid spraying engine and
electrical components with water.
Do not rinse hot surfaces with cold water. Let unit cool
before washing.
Use protective glasses when
cleaning and washing.
8050-092
Clean regularly
To adjust anti-scalp rollers
Anti-scalp rollers are properly adjusted when they are
just slightly off of the ground when the deck is at the
desired cutting height in the operating position. Anti-
scalp rollers then keep the deck in the proper position
to help prevent scalping in most terrain conditions.
Tunnel Deck -
The anti-scalp rollers can be set in three positions:
Upper position 1½" to 3" / 38 to 76 mm grass.• Middle position 3" to 4½" / 76 to 114 mm grass.• Lower position 4½" to 6" /114 to 152 mm grass.•
Combi Deck -
Upper position 3" to 4½" (76 to 114mm) grass.• Lower position 4½" to 6" (114 to 152mm) grass.•
The rollers should be approximately ¼" /6.5 mm from
ground. Do not adjust the rollers to support the deck.
IMPORTANT INFORMATION
The anti-scalp rollers must not be used for
gauge wheels or the roller and deck may
be damaged.
Tunnel deck caster wheel
Combi deck caster wheel