Caterpillar 541, 552 BROCHURE

541 Series 2/
552 Series 2

Track Feller Bunchers and Track
Harvesters – FTS (Full Tail Swing)

Engine

541 Series 2/552 Series 2 Engine Model Cat
Gross Power @ 1,800 rpm 226 kW 303 hp

®

C9 ACERT™ Tier 3

Operating Weights (without head)

Track Feller Bunchers (standard linkage)

541 Series 2 30 826 kg 67,960 lb
552 Series 2 35 816 kg 78,960 lb

Track Harvesters

541 Series 2 31 147 kg 68,667 lb
552 Series 2 36 151 kg 79,700 lb

Track Feller Bunchers (long felling linkage)

541 Series 2 31 135 kg 68,640 lb
552 Series 2 36 124 kg 79,639 lb

541 Series 2/552 Series 2 Features

Power Train

The Cat® C9 ACERT™ Tier 3 engine produces high
torque and power while providing ef cient fuel
economy. This C9 engine platform offers the
bestin reliability and performance, and meets
allU.S.EPA emission regulations.

Hydraulics

The Series 2 machines offer upgrades to hydraulic
performance and controllability. A new IQAN
MD3display monitor provides enhanced right
frontcorner visibility. The closed center hydraulic
system includes fully adjustable electric over
hydraulic controls, industry leading  ow
capacities, and a dedicated hot saw pump.

Operator Comfort

The Cat purpose built forestry cab offers industry
leading operator protection and comfort. Cab is
designed and tested to meet 120% of machine
operating weight, meets ROPS, FOPS, OPS,
OR-OSHA and WCB regulations and standards.
New ISO mounting system reduces noise and
vibration, increasing operator comfort.

Leveling System

The Cat three (3) hydraulic cylinder tilting system
is extremely durable and reliable, and is the
onlyone in the industry to provide two way
simultaneous function throughout the full
rangeoftilting motion.

Undercarriage

Cat track machines feature HD undercarriage
components and purpose built track frame and
guard structures. This combination provides
industry leading drawbar, reliability and
outstanding track performance.

Contents

Power Train ..........................................................3

Hydraulic Packages............................................4

Operator Station ..................................................5

Leveling System ..................................................6

Undercarriage .....................................................7

Boom and Stick ...................................................8

Attachments.........................................................8

Sustainability .......................................................9

Serviceability .....................................................10

Customer Support .............................................11

541 Series 2/552 Series 2 Specications ......12

Standard and Optional Equipment .................18

The Series 2 track feller bunchers feature smoother
hydraulic performance, better fuel economy, a more
comfortable operator station and better visibility.
Boththe Cat® 541 Series 2 and the 552 Series 2 are
full tail swing machines designed for high production
clearcut and for clear or select cut in rough terrain.
The552Series 2 is a leveling machine for more comfort
on steep terrain.

2

Power Train

Built for power, reliability, and fuel efficiency

Powerful Performance

The Cat® C9 electronically controlled ACERT™ engine
deliverspower while meeting all current U.S. EPA emission
standards. All models contain a fuel/water separator, engine
air intake heater and adual-stage combination air cleaner
with precleaner.

High Capacity Cooling System

The side-by-side radiator/oil cooler gives excellent cooling
capacity for high production bunching and harvesting.
On-demand Flexxaire fan activates only when required
andallows the cooling fan to purge debris from the radiator
area, keeping a cleaner cooling system. The IQAN control
system automatically adjusts the Flexxaire fan blade angle,
reducinghorsepower demand and lowering fuel consumption.
The purge cycle frequency and duration can be set by operator
in the cab to suit varying application conditions.

Engine Oil

Cat engine oil is formulated to optimize engine life and
performance and is recommended for use in Cat diesel engines.
Extended oil change intervals reduce maintenance and
machine downtime.

Service

The clamshell engine compartment provides easy access to
allfilters, oil dipstick, coolant reservoir, hydraulic fill pump,
valves and hoses reducing maintenance time.

Low Exhaust Emissions

The Cat C9 ACERT engine is a low emission engine designed
to meet U.S. EPA emission regulations.

3

Hydraulic Packages

Powerful hydraulic system combined with a powerful boom
andstickmaximize productivity

Electric Hydraulic Oil fill Pump

Aneasy accessible service wand allows hydraulic oil to be pumped through the hydraulic filtering system
and into the tank. This reduces maintenance downtime and helps to maintain oil cleanliness requirements.

Variable Displacement Pump

All Cat FTS Series 2 track feller bunchers are equipped with variable displacement pumps for
travelandimplement functions and a dedicated variable displacement pump for felling attachments.
Optionalhydraulics for dangle harvesting or processor heads and intermittent saw heads are available
forall models.

Valve Design Flexibility

Two hydraulic implement valves are available to allow configuration of machine to operate various felling
heads. Valve designs allow maximizing of machine multi-functioning performance. Valve1)Felling heads
requiring high flow 170-190 L/min (45-50 gpm) to the grab and accumulator arms. Typicallyhaveone
cylinder operating each arm, twocylinders per arm set. Valve 2) Felling heads requiring low flow
110-120 L/min (29-32 gpm) to operate grab and accumulator arms. Typicallyonehydraulic cylinder
anda link arm activate the arm set.

Note: Consult the work tool manufacturer for flow requirements before selecting one of the above
Hydraulic Arrangements.

Cat Hydraulic Oil

Provides maximum protection against mechanical and corrosive wear in all hydraulic systems. It’s high
zinc content reduces wear, and extends pump life. Biodegradable hydraulic oil (HEES) is also available
from your Cat dealer and provides an environmentally-sound alternative to mineral based oils.

ToughGuard™ Hoses

Abrasion resistant hoses along the boom and stick provide strength and flexibility. The ToughGuard
cover consists of athin layer of UHMW polyethylene bonded to the rubber cover, providing exceptional
abrasion resistance.

4

Operator Station

Superior comfort and visibility

Operator Comfort

The operator station is designed with conveniently placed
joysticks and an ergonomically designed air ride seat, reducing
operator fatigue and providing easy operation. AnHVAC system
with updated air ducts provides better cooling and heating.

A large side window with side screen allows fresh air into
thecab,and an isolated mounted cab and engine reduces
sound levels and vibration for a quiet and comfortable
operator environment.

Ergonomically located pedals with side-by-side foot rests
provide operator comfort while operating machine travel.

Visibility

The cab design optimizes post structures and window
placement to provide excellent operator visibility to front,
sides and rear. A large polycarbonate skylight provides
excellent upward visibility.

Safety

The standard 32 mm (1.25 in) thick “margard” front window
maximizes operator protection. All purpose built forestry
cabs are designed with heavy-duty guarding, meeting FOPS/
ROPS/OPS/WCB, OR-OSHA requirements. The skylight
provides an alternate escape hatch.

Monitor

The IQAN MD3 display allows the operator to continuously
monitor the operating system of the machine. The monitor
has been downsized slightly to improve the operator’s line
ofsight out the right front corner of the cab.

The IQAN control system allows the operator to adjust
control parameters, maximizing performance and productivity.

Electrical System

Series 2 track feller bunchers feature a 24-volt electrical system
with an in-cab 24-12 volt converter, dual in-cab 12volt power
points and one 24 volt power point. Power is provided by
two12 volt maintenance free batteries and 95amp alternator.

An optional cold weather starting attachment may be
selected to provide two additional batteries, an HD starter
and HD cables.

Other Features:

• Large storage compartment area behind the seat provides
sufficient room for a lunch box, hard hat andwork tools

5

Leveling System

Stability and comfort in steep slope conditions

Tilt Mechanism

With the most robust tilt mechanism in the industry,
the552Series 2 tilter has a patented 3-cylinder tilt mechanism
withsimultaneous forward and side-by-side tilting.

Trunnioncylinders are mounted on 51 mm (2 in) steel plates
and transfer vertical loads down to the interface of the
trackframes and carbody, putting the load into the track
and ground.

Cylinders

A three-cylinder tilt mechanism features simultaneously
21degree forward tilt and 11 degree side-to-side tilt.

Ground Clearance

FTS machines have excellent ground clearance and open
carbody design. This provides increased mobility by
eliminating interference with large stumps, rocks or other
obstacles encountered in rugged working conditions.

6

Undercarriage

Heavy duty forestry undercarriage

Travel Motor

The proven final drives and travel motors provide up to 47 174 kg (104,000 lb) of tractive effort
onthe552 Series 2, giving excellent traction and power to the ground.

Track Guards

All models feature full length bolt-on track guards to maximize shoe support in all types of terrain.

Carbody

The 541 Series 2 and 552 Series 2 models feature a bolted track frame to carbody design. This provides
a standard gauge width, or allows adjustment to a wide gauge width to improve machine stability, and
increase productivity on steep slope applications. The carbody design provides maximum ground clearance
andasmooth under-surface to resist snagging on debris or large obstacles.

The precision welded, high-wide carbody has strong frames that reduce flexing and increase the
durability of rollers and track links throughout the life of the machine.

Carrier Rollers

Both FTS Series 2 models offer a choice of either standard single flange carrier rollers for moderate
terrain and warm climates or star carrier rollers for severe terrain and cold climate applications.
Ninebottom rollers per side.

7

Boom and Stick

Maximum reach and lift capability

The 541 Series 2 and 552 Series 2 track feller bunchers
dominate in lift capacity over competitors in their size class.
With market leading lift capacity, reach and tight stick tuck-in
capabilities, these machines deliver high performance.

Optional long and short feller buncher and harvester
configurations are available and offer the same high
performance.

Attachments

Work tool attachments
tomeetyour needs

Attachments

From plantation thinning to select cut of large diameter
wood, Cat felling attachments provide reliable productive
felling solutions. These range in cut capacity from
572mm(22.5 in) to 620 mm (24.4 in). Designed to allow
maximumvisibility of the cutting area, all saws utilize
high pressure hydraulics for fast saw recovery and
quickarm speed. This provides a positive impact
onproduction and better tree control.

Tilt

All models are available with a Cat 40 degree partial
lateral tilt, or new 330 degree full lateral tilt.

8

Sustainability

Maximum efficiency and productivity while conserving natural resources

The FTS Series 2 track feller bunchers are designed to maximize efficiency and productivity while
conserving natural resources.

• The C9 ACERT engine meets all current U.S. EPA emission standards

• The IQAN control system automatically adjusts the Flexxaire fan blade angle, reducing horsepower
demand and lowering fuel consumption.

• Major structures and components are built to be rebuilt, reducing waste and replacement costs.

9

Serviceability

Easy servicing and extended service intervals

Extended Service Intervals

Caterpillar service and maintenance intervals have been extended to reduce machine service time, increase
machine availability and reduce operating costs. Hydraulic oil change intervals can be extended from
2,000 hours to 4,000 hours. Engine coolant change intervals are 12,000 hour with Cat Extended Life
Coolant/Anti-freeze. Regularly scheduled maintenance extends machine service life and lowers overall
operating costs. 500-hour oil change interval reduces overall maintenance costs.

Flexxaire Fan

Standard Flexxaire fan operates only when required and allows the cooling fan to purge debris from
theradiator area, reducing cleaning maintenance time. The purge cycle frequency and duration can
beset by operator in the cab to suit varying application conditions.

Clam-Shell Service Doors

The hydraulically actuated clam-shell service doors on both sides of machine provide easy and quick
access, reducing maintenance downtime.

10

Customer Support

Count on your Cat dealer

Caterpillar is known the world over for the quality of
customer support from its dealer network – the industry’s
best. No matter where you are, the expertise of a Cat dealer
is always nearby. Your local Cat dealer is your forestry
consultant who can recommend the machines, work tools
and services to maximize your operation and provide the
support to keep you at top productivity.

• 24-hour parts availability, where and when you need
them, to minimize expensive downtime

• Remanufactured parts that carry the same warranty
asnew parts at a reduced cost

• Operator training to get the most out of your
Catequipment

• Field services to provide on-site help when needed

• Timely repair and replacement services

• Customer Support Agreements to lower your
operatingcosts

• State-of-the-art diagnostic programs, such as S·O·S
oilanalysis, inspection services and trend reporting to
help avoid unscheduled repairs

• Financing programs for buying, renting or leasing
Catequipment

• Cat® Access Account, a fast and convenient way
topayfor or rent anything offered at any Cat dealer
orTheCat Rental Store

• Cat Insurance to cover equipment losses from theft,
collision, flood, upset or overturn, fire, vandalism
andmore

• Product Link to manage your equipment fleet through
remote monitoring

• Cat Certified Rebuild to get a second life from your
equipment

For more information on Cat products, dealer services and
industry solutions, visit www.cat.com.

SM

11

541 Series 2/552 Series 2 Specications

Power Train Boom System Undercarriage

Engine Model Cat® C9 ACERT™ Max. Reach 8.6 m 28 ft 1 in Size/Pitch

Gross Power @ 226 kW 303 hp
1,800rpm Max. Reach 10.6 m 35 ft

Rated Power@ 210.3 kW 282 hp
2,100rpm Bare Pin Lift 9400 kg 21,800 lb

3

Displacement 537 in

8.8 L

Weights

Operating Weights (without heads)*

541 Series 2 30 826 kg 67,960 lb

552 Series 2 35 816 kg 78,960 lb

Operating Weights (without heads)**

541 Series 2 31 147 kg 68,667 lb

552 Series 2 36 151 kg 79,700 lb

Operating Weights (without heads)***

541 Series 2 31 135 kg 68,640 lb

552 Series 2 36 124 kg 79,639 lb

**

* Track Feller Buncher (Standard Linkage)–

Lift over front of tracks

*

** Track Harvester Con guration –

Liftover front of tracks

*** Track Feller Buncher (Long Felling

Linkage) – Lift over front of tracks

Service Refill Capacities

Fuel Capacity 1181 L 312 gal

Cooling System 61 L 16.1 gal

Engine Oil 39 L 10.3 gal

Hydraulic Tank 323 L 85.3 gal

Hydraulic System 370 L 97.7 gal

Swing Drive 10 L 2.6 gal

(withhead)*

(withhead)**

@ Max. Reach
(without head)*

Bare Pin Lift @ Max. Reach
(withouthead)**

541 Series 2 4300 kg 9,500 lb

552 Series 2 5700 kg 12,500 lb

Bare Pin Lift @ Max. Reach
(withouthead)***

541 Series 2 6400 kg 14,200 lb

552 Series 2 7700 kg 16,900 lb

**

* Track Feller Buncher (Standard Linkage)–

Lift over front of tracks

*

** Track Harvester Con guration –

Liftover front of tracks

*** Track Feller Buncher (Long Felling

Linkage) – Lift over front of tracks

@6.6 m @21.5 ft

@10.7 m @35 ft

@10.7 m @35 ft

@8.2 m @27 ft

@8.2 m @27 ft

Hydraulic System

• Electric hydraulic oil  ll pump

• Dedicated 416 L/min (110 gpm) variable
displacement pump for travel functions

• Dedicated 416 L/min (110 gpm) variable
displacement pump for boom and
implement functions

• Dedicated 114 L/min (30 gpm) variable
displacement pump for saw motor

541 Series 2

552 Series 2

Track Gauge

541 Series 2/
552 Series 2

Track Length

541 Series 2 4893 mm 192.6 in

552 Series 2 4903 mm 193 in

Ground Clearance

541 Series 2/ 889 mm 35 in
552 Series 2

Tractive Effort

541 Series 2 34 246 kg 75,500 lb

552 Series 2 47 174 kg 104,000 lb

• Nine bottom rollers per side

• Bolt-on track guards

• Non-leveling carbody – 541 Series 2

• Three-cylinder tilt mechanism with
simultaneous 21 degree forward tilt
and11degree side-to-side tilt – 552 Series 2

Standards

• Cab meets FOPS/OPS/ROPS/
WCB/OR-OSHA requirements

330/ 330/

215.9 mm 8.5 in

345 HD/ 345 HD/

215.9 mm 8.5 in

2591 mm- 102 in­2870 mm 113in

12

FTS Track Harvesters Shipping Dimensions

2

1

All dimensions are approximate.

552 Series 2 (Tilter) Track Harvester 541 Series 2 (Non-Tilter) FTS Track Harvester

2

1

541 Series 2 552 Series 2

Length – boom tucked 13 614 mm 7010 mm

1

(536 in) (276 in)

Height to top of cab with standard skylight – boom tucked 3556 mm 3962 mm

2

(140 in)

Width – minimum width 3327 mm 3327 mm

3

(131 in) (131 in)

Width – maximum width when undercarriage is set wide* 3607 mm 3607 mm

4

(142 in) (142 in)

Weight 31 147 kg 36 151 kg

(68,667 lb) (79,700 lb)

(156 in)

Length, height and width assume 711 mm (28 in) SG shoes.

*All 541 Series 2/552 Series 2 TFB models are shipped in the maximum width gauge con guration.

These illustrations and values are ESTIMATED for TRUCK SHIPMENT ONLY FROM THEFACTORY.

These are subject to change based on attachments, con gurations, add-ons, etc.

3
4

13

541 Series 2/552 Series 2 Speci cations

2

1

2

2

1
1

FTS Series 2 Track Feller Bunchers Shipping Dimensions

All dimensions are approximate.

Tilter 552 Series 2 Track Feller Buncher (Tilter) Standard Linkage

541 Series 2 (Non-Tilter) 552 Series 2 (Tilter) Standard Linkage

541 Series 2 541 Series 2* 552 Series 2

Length – boom tucked 9423 mm 11 709 mm 9423 mm

1

(371 in) (461 in) (371 in)

Height to top of cab with standard skylight – boomtucked 3556 mm 3556 mm 3962 mm

2

(140 in) (140 in) (156 in)

Width – minimum width 3327 mm 3327 mm 3327 mm

3

(131 in) (131 in) (131 in)

Width – maximum width when undercarriage is set wide** 3607 mm 3607 mm 3607 mm

4

(142 in) (142 in) (142 in)

Weight 30 826 kg 34 609 kg 35 816 kg

(67,960 lb) (76,300 lb) (78,960 lb)

Length, height and width assume 711 mm (28 in) SG shoes.

** with HF 221 Partial Tilt Felling Head, boom and stick extended, head tilted back

(assumes an estimated additional headweight of 3783 kg [8,340 lb])

** All 541 Series 2/552 Series 2 TFB models are shipped in the maximum width gauge con guration.

These illustrations and values are ESTIMATED for TRUCK SHIPMENT ONLY FROM THEFACTORY.

These are subject to change based on attachments, con gurations, add-ons, etc.

552 Series 2*

11 709 mm

(461 in)

3962 mm

(156 in)

3327 mm

(131 in)

3607 mm

(142 in)

39 600 kg

(87,300 lb)

3
4

14

FTS Series 2 Track Feller Bunchers Shipping Dimensions

H

H

L

L

All dimensions are approximate.

541 Series 2 (Non-Tilter) 552 Series 2 (Tilter) Long Felling Linkage

541 Series 2 541 Series 2*

Length 11 074 mm 13 360 mm

1

(436 in) (526 in)

Height to top of cab with standard skylight 3556 mm 3556 mm

2

(140 in) (140 in)

Width – minimum width 3327 mm 3327 mm

3

(131 in) (131 in)

Width – maximum width when undercarriage is set wide** 3607 mm 3607 mm

4

(142 in) (142 in)

Weight 31 135 kg 34 918 kg

(68,640 lb) (76,980 lb)

Length, height and width assume 711 mm (28 in) SG shoes.

** with HF 221 Partial Tilt Felling Head, boom and stick extended, head tilted back

(assumes an estimated additional headweight of 3783 kg [8,340 lb])

** All 541 Series 2/552 Series 2 TFB models are shipped in the maximum width gauge con guration.

These illustrations and values are ESTIMATED for TRUCK SHIPMENT ONLY FROM THEFACTORY.

These are subject to change based on attachments, con gurations, add-ons, etc.

552 Series 2

11 024 mm

(434 in)

3962 mm

(156 in)

3327 mm

(131 in)

3607 mm

(142 in)

36 124 kg

(79,639 lb)

552 Series 2*

13 310 mm

(524 in)

3962 mm

(156 in)

3327 mm

(131 in)

3607 mm

(142 in)

39 907 kg

(87,979 lb)

3
4

15

541 Series 2/552 Series 2 Speci cations

FTS Series 2 Track Feller Bunchers and Track Harvesters – Range Diagrams

Lift Range Information – Standard Felling Linkage

541 Series 2/552 Series 2 – FTS

m ft

9.1 30

Non-tilter — 541 Series 2

Tilter — 552 Series 2

7.6 25

6.1 20

4.6 15

Height

3.1 10

1.5 5

0 0

–1.5 –5

0 5 10 15 20 25 ft

0 1.5 3.1 4.6 6.1 7.6 m

Reach

Model 541 Series 2 552 Series 2
Reach Lift Capacity Lift Capacity

3.2 m (10.5 ft) 21 600 kg (47,700 lb) 22 200 kg (49,000 lb)

4.5 m (15 ft) 15 200 kg (33,500 lb) 15 500 kg (34,200 lb)

6.6 m (21.5 ft) 9888 kg (21,800 lb) 9888 kg (21,800 lb)

Model 541 Series 2 552 Series 2
Reach Lift Capacity Lift Capacity

3.2 m (10.5 ft) 19 400 kg (42,800 lb) 22 200 kg (49,000 lb)

4.5 m (15 ft) 10 600 kg (23,400 lb) 14 900 kg (32,900 lb)

6.6 m (21.5 ft) 6100 kg (13,500 lb) 8600 kg (19,000 lb)

Note: Lift Capacity shown without attachment.

Additional reach and attachment weight will reduce lift capacity.

Lift Over Front of Tracks

Lift Over Side of Tracks

m ft

10.7 35

Non-tilter — 541 Series 2

Tilter — 552 Series 2

9.1 30

7.6 25

6.1 20

4.6 15

Height

3.1 10

1.5 5

0 0

–1.5 –5

Lift Range Information – Long Felling Linkage

0 5 10 15 20 25 30 ft

0 1.5 3.1 4.6 6.1 7.6 9.1 m

Reach

541 Series 2/552 Series 2 – FTS

Lift Over Front of Tracks
Model 541 Series 2 552 Series 2
Reach Lift Capacity Lift Capacity

3.0 m (10 ft) 20 800 kg (45,900 lb) 21 800 kg (48,000 lb)

6.1 m (20 ft) 10 400 kg (22,900 lb) 10 900 kg (23,900 lb)

8.2 m (27 ft) 6400 kg (14,200 lb) 7700 kg (16,900 lb)

Lift Over Side of Tracks
Model 541 Series 2 552 Series 2
Reach Lift Capacity Lift Capacity

3.0 m (10 ft) 20 800 kg (45,900 lb) 21 800 kg (48,000 lb)

6.1 m (20 ft) 6600 kg (14,600 lb) 9300 kg (20,600 lb)

8.2 m (27 ft) 4100 kg (9,100 lb) 6000 kg (13,100 lb)

Note: Lift Capacity shown without attachment.

Additional reach and attachment weight will reduce lift capacity.

16

FTS Series 2 Track Feller Bunchers and Track Harvesters – Range Diagrams

Lift Range Information – Harvesting Linkage

541 Series 2/552 Series 2 – FTS

m

ft

12.2

40

Non-tilter — 541 Series 2

Tilter — 552 Series 2

10.7

35

9.1

30

7.6

25

Model
Reach

4.5 m (15 ft)

7.6 m (25 ft)

10.7 m (35 ft)

Lift Over Front of Tracks

9100 kg (20,200 lb)

7100 kg (15,700 lb)

4300 kg (9,500 lb)

541 Series 2

Lift Capacity

552 Series 2

Lift Capacity

9100 kg (20,200 lb)

9400 kg (20,600 lb)

5700 kg (12,500 lb)

6.1 20

4.6

15

3.1

10

1.5

5

0 0

–1.5 –5

–10–3.1

m

12.2

10.7

9.1

7.6

0 5 10 15 20 25 30 35 ft

0 1.5 3.1 4.6

ft

40

Non-tilter — 541 Series 2

Tilter — 552 Series 2

35

30

25

6.1 7.6 9.1 10.7 m

Reach

Lift Over Side of Tracks
Model
Reach

4.5 m (15 ft)

7.6 m (25 ft)

10.7 m (35 ft)

Note: Lift Capacity shown without attachment.

Additional reach and attachment weight will reduce lift capacity.

Lift Range Information – FTS Short Harvester Linkage

541 Series 2/552 Series 2 – FTS

Lift Over Front of Tracks
Model
Reach

3.7 m (12 ft)

15 649 kg (34,500 lb)

6.7 m (22 ft)

8.8 m (29 ft)

541 Series 2 552 Series 2

Lift Capacity

9100 kg (20,200 lb)

4500 kg (9,900 lb)

2700 kg (5,900 lb)

541 Series 2

Lift Capacity

Lift Capacity

9100 kg (20,200 lb)

6500 kg (14,300 lb)

4000 kg (8,800 lb)

552 Series 2

Lift Capacity

16 601 kg (36,600 lb)

9888 kg (21,800 lb)

6940 kg (15,300 lb)

10 070 kg (22,200 lb)

7031 kg (15,500 lb)

6.1 20

4.6

Height Height

3.1

1.5

0 0

–1.5 –5

Lift Over Side of Tracks

Model

15

10

5

Reach

3.7 m (12 ft)

6.7 m (22 ft)

8.8 m (29 ft)

541 Series 2 552 Series 2

Lift Capacity

15 649 kg (34,500 lb)

7847 kg (17,300 lb)

5171 kg (11,400 lb)

Lift Capacity

16 601 kg (36,600 lb)

6500 kg (19,600 lb)

5942 kg (13,100 lb)

Note: Lift Capacity shown without attachment.

Additional reach and attachment weight will reduce lift capacity.

–10–3.1

0 5 10 15 20 25 30 35 ft

0 1.5 3.1 4.6

6.1 7.6 9.1 10.7 m

Reach

17

541 Series 2/552 Series 2 Standard Equipment

Standard equipment may vary. Consult your Cat dealer for details.

ELECTRICAL

24-volt electrical system
2-12 volt maintenance free batteries
95 amp alternator
IQAN programmable controls
MD3 monitor screen display
10 – standard working lights
1 – standard service light

GUARDS

Twin hydraulically actuated hinged engine

enclosure with warning alarm
Engine fan guard
Bottom guards
Isolation mounted cab and engine
Heavy duty radiator guard door

OPERATOR ENVIRONMENT

OPS/FOPS/ROPS/WCB/OR-OSHA

certi ed cab
Dual joystick control
Reverse slope windshield
Air ride seat
Skylight – alternate escape hatch
Top rear alternate escape hatch
3 inch retractable seat belt
Heater/air conditioner with climate control
DIN mount radio ready with speakers
Operator sound suppression to standards
Travel alarm
Cup holders (2)
2-12 volt and 1-24 volt power outlets
Front window, 31.75 mm (1.25 in)

thickmargard
Positive ltered ventilation, pressurized cab

Left side fresh air window
Forced air fan
Washable  oor mat
Neutral lever (lockout) for all controls

with bi-level air conditioner, heater and

defroster with manual control

POWER TRAIN

C9 ACERT engine meets US EPA

emissionstandards
Variable travel speed
Under hood centrifugal precleaner

andprimary air  lter
Heavy-duty cooling package

– Aluminum core ATAAC and side-by-side

radiator and oil cooler
– Removable debris screen
– Swing out A/C condenser
– 43° C (109° F) ambient

temperaturecapable

Electric fuel priming pump

UNDERCARRIAGE

Heavy duty track motor guard
Heavy duty recoil mechanism
Track roller guards with side access holes
Hydraulic track adjusters
Double ange bottom rollers
330 bolted, non-leveling carbody,

345 HD bolted, variable gauge leveling

variablegauge with GFT 80  nal drives
(541 Series 2)

carbody, with GFT 110  nal drives
(552Series 2)

OTHER STANDARD EQUIPMENT

Heavy duty hood enclosure
Vandalism protection
Spare hose storage area
Flexxaire™ fan
Fuel water separator
1,181 L (312 gal) fuel tank

HYDRAULICS

Dedicated xed displacement pilot pump
Dedicated variable displacement pumps

fortrack and implement functions

Variable displacement saw pump for

fellerbuncher hydraulics only
325 swing drive and swingmotor
Electric hydraulic oil  ll pump
High ow hydraulic arrangement for

fellingheads with two cylinder arm

design 180L/min (48 gpm)
Low ow hydraulic arrangement for

fellingheads with single cylinder and

linkdesign 120 L/min (32 gpm)
318 L (84 gal) hydraulic tank

ANTIFREEZE

50% concentration extended life coolant

18

541 Series 2/552 Series 2 Optional Equipment

Optional equipment may vary. Consult your Cat dealer for details.

TRACK SYSTEMS OTHER EQUIPMENT FIELD INSTALLED ATTACHMENTS

610 mm (24 in) SG pads, clipped corners, Starting aid, cold weather CD player with AM/FM stereo –

with mud/snow reliefs

711 mm (28 in) SG pads, clipped corners, hydraulic heaters Skylight, peaked, removable

with mud/snow reliefs

711 mm (28 in) DG pads, with mud/snow 6 standard lights

reliefs (541 Series 2)
Star carrier rollers
Standard single ange carrier rollers

Starting aid, arctic – includes engine and

HID Light Group – replaces Loose linkage arrangements

remotecapable

19

541 Series 2/552 Series 2 Track Feller Bunchers and Track Harvesters –
FTS (Full Tail Swing)

For more complete information on Cat products, dealer services, and industry solutions,
visit us on the web at www.cat.com

© 2012 Caterpillar Inc.
All rights reserved

Materials and specications are subject to change without notice. Featured machines
in photos may include additional equipment. See your Cat dealer for available options.

CAT, CATERPILLAR, SAFETY.CAT.COM, their respective logos, “Caterpillar Yellow”
and the “Power Edge” trade dress, as well as corporate and product identity used herein,
are trademarks of Caterpillar and may not be used without permission.

AEHQ6300-02 (01-2012)

Replaces AEHQ6300-01