jcb 48Z-1 Bedienungsanleitung
1
Compact Excavators
48Z-1/51R-1/55Z-1/57C-1
Quick Start Guide
2Please see operator manual for full details.
This Quick Reference Guide is to provide quick and simple information to the Operator and does not
include any health and safety aspects. In addition, because of our continual development of machines,
features described in this Quick Reference Guide may differ from those on your machine. Nor errors and
emissions be entirely ruled out. This Quick Reference Guide DOES NOT replace the Operators Manual.
You MUST read ALL the disclaimers and safety and other instructions in the Operators Manual before
initially operating this product. Accordingly, no legal claims can be entertained on the basis of the data,
illustrations or descriptions in this Quick Reference Guide. This machine should not be operated by any
person who isn’t appropriately qualified or had the appropriate training. Operation of this machine without
periodic maintenance could cause it to malfunction. For more information please contact your JCB Dealer.
Intended Use ......................................................................................................................................3
Dimensions ........................................................................................................................................4
Tie Down Points ................................................................................................................................5
Lifting Points .......................................................................................................................................6
Cab Layout & Controls ................................................................................................................. 7-10
Start Up Sequence ........................................................................................................................... 11
Setting Auxiliary Flows ......................................................................................................................12
Hydraulic Hitch Unlock .....................................................................................................................13
Auxiliary Venting & Shutdown ...........................................................................................................14
Maintenance Position ........................................................................................................................15
Service / Maintenance .......................................................................................................................16
Access Covers .............................................................................................................................17-18
Fluids & Lubricants ............................................................................................................................19
Machine Attachments .......................................................................................................................20
Troubleshooting / FAQs .............................................................................................................. 21-23
Index
48Z-1, 51R-1, 55Z-1, 57C-1 3
General
> Machine type – Compact Excavator
> Self propelled machine with a tracked undercarriage
> 360° revolving upper structure with boom, dipper, bucket and slew mechanism
Intended Use
> Machine intended to be used in normal conditions as detailed in the operators manual
> With bucket fitted, machine work cycle consists of digging, elevating, slewing and discharging
of materials
> Applications include earthmoving, road construction, building and construction, landscaping etc.
> Can be used for object handling
> Not intended for use in mining and quarrying applications, demolition, forestry, any use
underground and any explosive atmospheres.
> Must not be used for forestry, used with attachments of unknown weight, used on surfaces with
unknown stability – list not exhaustive
>
PPE may be required in certain applications/environments e.g. high silica concentration or asbestos
> The machine should not be operated by any person without appropriate qualifications, training
or experience of using this type pf machine
> Prior to use, the machines suitability should be considered with regards to the intended
applications and any hazards which may be present
Intended Use
4Please see operator manual for full details.4Please see operator manual for full details.
Fig 1
Dimensions
I
JB
C
K
FE
G
H
LM
D
A
Machine model 48Z-1 51R-1 55Z-1 57C-1
A Sprocket idler centres mm 1985
B Track length on ground mm 1985
C Undercarriage overall length – rubber mm 2490
Undercarriage overall length – steel mm 2490
D Kingpost clearance mm 631
ETailswing radius mm 975 1040 1000 130 0
F Overall width of superstructure mm 1820 1850 1845
G Height over cab mm 2551 2561
HGround clearance mm 300
I Track gauge mm 1550
J Width over tracks mm 1950
K Transport length with standard dipper mm 5176 5091 5271 5125
L Track height mm 560
MCounterweight clearance mm 618
* Standard machine specification, please see data plate for specific machine weight.
48Z-1, 51R-1, 55Z-1, 57C-1 548Z-1, 51R-1, 55Z-1, 57C-1 5
Dimensions
Fig 2
A Rear track tie-down points
Fig 3
B Front track tie-down points
Note: These measurements are based on a 2500mm wide trailer bed. The correct tie down positions
are identified on the machine by their labels.
Fig 4
A Rear track tie-down points
B Front track tie-down points
C Angle = 44.7 ± 5º
D Angle = 43 ± 1.5º
E Length = 2,100 ± 400mm
F Length = 2,200 ± 100mm
Tie Down Position Decal
6Please see operator manual for full details.
Fig 5
Lifting Points
Description 48Z-1 51R-1 55Z-1 57C-1
A Boom Lift Point
B Dozer Lift Point
C35°
Dmm 2400 2480 2320 2220
Emm 4800 4850 4820 4700
Fmm 993 1003 993 955
Gmm 769 843 875 972
Hmm 947 934 961 859
*COG = Centre of Gravity
The correct lifting positions are identified on the machine by their labels: Lifting point
Position label.
Fig 6
48Z-1, 51R-1, 55Z-1, 57C-1 7
Cab Switch and Panel
Fig 7
Fig 8
A Track controls
B Fire extinguisher
C Instrument panel
D Auxiliary power socket
E USB port
F Excavator controls
G Dozer blade control
H Switch panel
J Rotary switch
K Ignition key switch
L HVAC controls
M Radio
N Glazing breaker
P Operator seat
A 2 Go
B Heavy + mode
C Aux 1 (high flow) selection switch
D Aux 2 (low flow) selection switch (opt)
E Lift overload on/off switch (opt)
F Auto idle on/off switch (opt)
G Worklights on/off switch
H Beacon on/off switch (opt)
J Wiper & washer on/off switch (opt)
K Q-hitch sequence switch (opt)
L Auto-hydraulic warming switch
M Blank
Key
(opt) – Option
8Please see operator manual for full details.
Fig 9
Fig 10
Instrument Panel
A LCD screen
B Warning and indicator lamps
C Fuel level gauge
D Coolant temperature gauge
E Engine speed
F Back button
G Up button
H Home button
J Down button
K Select button
A Travel speed status
B Power band status
C Auto idle status
D Dozer float status
E Low flow aux status
F High flow aux mode
G High flow aux status
H ISO/SAE status
J Swing / aux status
K Engine hours status
L Trip hours status
Green – Active / selected
Orange – Status
Grey – Inactive
48Z-1, 51R-1, 55Z-1, 57C-1 9
Rotary Controller & Work Modes
Fig 11 Fig 12
The rotary controller can be used to both control the machines RPM and to scroll through the menu
system on the machine display (dependant on mode). The rotary can also be used to override the
need to crowd the attachment during the quick hitch sequence (depressing the enter button).
A Toggle power band (rotate)
B One touch idle (press)
C Toggle menu mode button
Rotate dial to cycle through the modes
Low Mode – 1300rpm-1500rpm
Eco Mode – 1600rpm-1800rpm
Heavy (H+) Mode – 1900rpm (2000rpm)
Press to enter H+ Mode
C
B A
RPM Mode
Fig 13 Fig 14
A Home button
B Return button
C Toggle through menus (rotate)
D Info screen button
E Toggle menu mode button
F Enter button
G Blank
E
F
G
A
B
C
D
RPM Mode
Info and settings
Lift overload warning
Hydraulic pressure
Auxiliary flow status
Hydraulic oil temperature
Fuel statistics (Kohler only)
10 Please see operator manual for full details.
Joystick & Dozer Lever
Joysticks
Dozer Lever
Fig 15 Fig 16
Fig 17
A Lower the dozer
B Raise the dozer
C Angle the dozer (left side in)
D Angle the dozer (right side in)
Swing Controls
A Swing left
B Swing right
C Swing thumb wheel control
D Swing/Aux change over button
Auxiliary Controls
A Tilt/grab changeover for tilt-rotator
B Swing/Aux change over button
C Thumb wheel control – Aux 2 (Low flow)
D Continuous flow button – Hammer circuit
E Thumb wheel control – Aux 1 (High flow)
Note: A & D located underside of joystick
E Dozer lift/angle changeover
F Dozer float mode on/off
G Travel speed selector
G
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