New Holland LW170 Service Manual page 26

LW170-LW190
ATTACHMENT HYDRAULIC SYSTEM
Sealed type with anti-cavitation and safety valves.
- Flow at rated speed ............................. 109 lt/min.
2 or 3 spool control valve
Piloted control
Hydraulic double-acting cylinders:
- Boom control ..................................................... 2
- Bore x stroke ............................... 140 x 760 mm
- Bucket control cylinder
- Bore x stroke ............................... 170 x 495 mm
- Pressure relief valve setting .................... 206 bar
- Lift safety valve setting ......................... ...274 bar
- Bucket roll-back safety valve setting (A1) ...........
................................................................ 230 bar
- Bucket roll-out safety valve setting (B1) .. 186 bar
OPTIONS
Electronic anti-pitch LTS (Load Travel Stabilizer)
system.
Dimensions taken with machine with the loader fitted with 23.5 R25 XHA tires and 3 m
Notes: Dimensions in mm
Toothed bucket
Carefully read personal and machine SAFETY PRECAUTIONS (at the beginning of this manual)
MAIN DIMENSIONS
45°
1190
395
1525
3050
7710
Three-position control switch as follows:
Position 0: disengaged
Position 1: LTS engaged with speeds exceeding 5
kph
Position 2: (to be used only for maintenance or
repair) LTS engaged at all times, even with speed
lower than 5 kph.
- Accumulator safety valve setting ............. 120 bar
ELECTRICAL SYSTEM
Operating voltage ............................................ 24 V
Batteries in series ................................... 2 - 160 Ah
- maintenance -free type
DELCO starter motor
Rated power ........................... 41MT- 24V - 7.5 kW
DELCO alternator with voltage regulator ................
.................................................... 21SI - 24V - 50A
WEIGHT
Loader weight with 20.5 R25 tires, 2.5 m
fully filled with fluids and operator 14.020S kg.
0 - 13
3 bucket,
3
load capacity bucket.
2354
40°
1970
2490