8 - SPECIFICATIONS
621G Cylinder Specifications
Lift cylinder
Bore diameter
120.6 mm
(
4.75 in
)
Rod diameter
63.5 mm
(
2.50 in
)
Stroke
787.6 mm
(
31.01 in
)
Steer cylinder
Bore diameter
76.2 mm
(
3.00 in
)
Rod diameter
44.5 mm
(
1.75 in
)
Stroke
484.9 mm
(
19.09 in
)
Dump cylinder
Z-Bar and XR
XT
Bore diameter
127.0 mm
(
5.00 in
)
114.0 mm
(
4.50 in
)
Rod diameter
76.2 mm
(
3.00 in
)
63.5 mm
(
2.50 in
)
Stroke
619.7 mm
(
24.40 in
)
819.9 mm
(
32.60 in
)
Instrumentation Gauges
Speedometer
Engine Coolant Temperature (ECT)
Gear position
Tachometer
Hydraulic oil temperature
Transmission modes
Hourmeter
Transmission oil temperature
Travel selected (FNR)
Fuel level
DEF/A
D
B
LUE
®
level
Work mode
Operator Environment
ROPS cab with heater
Key start
Articulated power steering with tilt
Adjustable suspension seat
Single lever 2-spool loader control
Cup holder
Coat hook
Interior rear view mirror
Single brake pedal
Storage tray
Storage box
Dome light
Exterior rear view mirrors
Front (intermittent) and rear wipers
Front and rear windshield washers
Right and left steps/platforms
52 mm
(
2 in
) retractable seat belt
Hydraulic Specifications
Hydraulic system
A variable displacement piston pump is used to supply
oil to integrated loader and steering hydraulic system.
Pump displacement
90 cm³/rev
(
5.49 in³/rev
)
171 l/min
@
2000 RPM
(
45.2 US gpm
@
2000 RPM
)
Steering
Center pivot articulated steering — front and rear wheels
always track. Two hydraulic cylinders controlled by a
hydrostatic steering gear and a priority valve.
Filtration
10-micron, full flow replaceable cartridges on return line,
condition indicator light for filter
8-4
Summary of Contents for 621G Stage IV
Page 42: ...2 SAFETY INFORMATION Empty tool LEEN11T0024AA 20 2 22 ...
Page 60: ...2 SAFETY INFORMATION 2 40 ...
Page 137: ...3 CONTROLS AND INSTRUMENTS Inducement and validation re starts LEIL14WHL0394HA 2 3 77 ...
Page 138: ...3 CONTROLS AND INSTRUMENTS Validation re start procedure LEIL15WHL0608HA 3 3 78 ...
Page 150: ...3 CONTROLS AND INSTRUMENTS 3 90 ...
Page 166: ...4 OPERATING INSTRUCTIONS RCPH10WHL045BAH 7 4 16 ...
Page 168: ...4 OPERATING INSTRUCTIONS RCPH10WHL045BAH 9 4 18 ...
Page 170: ...4 OPERATING INSTRUCTIONS RCPH10WHL045BAH 12 4 20 ...
Page 208: ...6 WORKING OPERATIONS 6 18 ...
Page 229: ...7 MAINTENANCE DEF AdBlue technical faults LEIL14WHL0392HA 4 7 21 ...
Page 370: ...7 MAINTENANCE 7 162 ...