Milton CAT 990H User Manual

Page 19

Advertising
background image

19

990H Wheel Loader specifications

Loader Hydraulic System

Main Hydraulic System Output at

650 L/min

172 gal/min

2,128 rpm and 6900 kPa (1,000 psi)

Relief Valve Setting

31 000 kPa

4,500 psi

Cylinders, Double Acting:

234 mm

9.25 in

Lift, Bore and Stroke

ן 1270 mm ן 50 in

Cylinder, Double Acting:

292 mm

11.5 in

Tilt, Bore and Stroke

ן 820 mm ן 32.3 in

Pilot System, Gear-Type Pump

46 L/min

12 gal/min

Output at 2,000 rpm and 6900 kPa
(1,000 psi)

Relief Valve Setting (low idle)

2400 kPa

350 psi

Steering

Minimum Turning Radius

10 337 mm

407 in

(over bucket)

Steering Angle, each direction

35°

Hydraulic Output at 2,128 rpm

410 L/min

108 gal/min

and 6900 kPa (1,000 psi)

Relief Valve Setting

31 000 kPa

4,500 psi

Minimum Turning Radius

10 757 mm

424 in

(over bucket) – HL

Tires

Tires

Tires used for measurement –
41.25/70-39 42 ply

• 41.25/70-39 42PR L5 General

• 41.25/70-39 42 PR L5 Firestone

• 45/65 R39 L5 VSDL Bridgestone*

• 45/65 R39 XLDD2 L5 Michelin*

• Note: In certain applications (such as load and carry),

the loader’s productive capabilities might exceed the tires’
tonnes-km/h (ton-mph) capabilities. Caterpillar recommends
that you consult a tire supplier to evaluate all conditions before
selecting a tire model. Other special tires are available on
request.

Advertising