PS-4000 Specifications

 

ENGINE
Type: Turbocharged diesel, C-12 Caterpillar engine.
Power: 425 hp (317.1 kW) @ 2200 rpm.

 

SERVICE CAPACITIES
Fuel reservoir: 200 gal. (757.1 L).
Hydraulic oil reservoir: 320 gal. (1211.3 L) oil reservoir on a three-point suspension system, independent of the main frame

 

AUTOMATED CONTROL SYSTEM
Type: Electronic-over-hydraulic.
Controls: GOMACO's operating system features self-diagnostics for front and rear grade, cross slope, steering, and Smart Steer controls for paving accuracy and ease of operation.

 

TELESCOPING FRAME
Telescoping: Modular frame telescopes on the left side up to 3 ft. 6 in. (1.07 m).

 

HYDRAULIC SYSTEM
Track Circuit
Pump:
One vane pump providing 40 gpm (151.4 Lpm) @ 2100 rpm.

 

Auger Circuit
Pumps:
Two open loop hydraulic vane pumps providing 24 gpm (90.85 Lpm) each.

 

Lift Circuit
Pumps:
One main lift pump provides 37 gpm (140.1 Lpm) @ 2100 rpm. One auxiliary lift pump provides 37 gpm (140.1 Lpm) @ 2100 rpm.
Hydraulic oil cooling:
One stationary cooler with hydraulic fan to cool conveyor and auger circuit oil.
Filtration: Four 10 micron return line filters, two 10 micron control circuit filters and five 100 mesh sump filters.

 

BELT CONVEYOR SYSTEMS
Folding belt conveyor for the two-track placer:

Width: 5 ft. (1.52 m).
Length: Up to 31 ft. (9.45 m).
Fold height: 14 ft. (4.27 m).
Hinge system: Two 3.5 in. (89 mm) by 30 in. (762 mm) hydraulic cylinders.
Hinge fold speed: 8 seconds up and 6 seconds down.
Belt drive: Hydrostatic.
Belt speed: Variable speed control up to 491.5 fpm (149.81 mpm).
Conveyor deflector: Directs the flow of concrete at discharge end of conveyor.

 

Sliding belt conveyor for the four-track placer:
Width: 5 ft. (1.52 m).
Length: Up to 31 ft. (9.45 m).
Extension system: 10 ft. (3.05 m) conveyor extension with two 4 in. (102 mm) by 30 in. (762 mm) hydraulic cylinders acting through a 1:4 cable pulley system to a trolley on a rail.
Extension and retraction speed: 7 seconds out and 7 seconds in.
Conveyor vertical adjustment: Up to 36 in. (914 mm) hydraulic vertical adjustment and an additional 33 in. (838 mm) manual adjustment in 3 in. (76 mm) increments, for a total vertical adjustment of up to 5 ft. 9 in. (1.75 m).
Belt drive: Hydrostatic.
Belt speed: Variable speed control up to 491.5 fpm (149.81 mpm).
Conveyor deflector: Directs the flow of concrete at discharge end of conveyor.
Optional for both sliding and folding conveyors: Pressure-compensated hydraulic belt tensioning for varying haul road height.
Optional for both sliding and folding conveyors: 3 ft. (.91 m) and 6 ft. (1.83 m) conveyor inserts for variable spreading of 26 ft. (7.92 m) and wider.

 

SPREADER AUGER SYSTEM
Type: Reversible 20 in. (508 mm) diameter hydraulically powered split auger.
Auger speed:
Up to 45 rpm.

 

STRIKE-OFF MOLD
24 ft. (7.5 m) wide: One 4 ft. (1.22 m) right-hand drive section, one 4 ft. (1.22 m) left-hand drive section, and one 4 ft. (1.22 m) power transition adjuster (PTA) section. Balance of inserts per customer specifications. Hydraulically pressure compensated sideplates with adjustment up to 19 in. (483 mm).

 

FOUR-TRACK SYSTEM
Type:
Four hydraulically powered, gear-driven crawler tracks.
Overall track length:
10 ft. 11 in. (3.33 m) includes track fender.
Track pad width:
19.7 in. (500 mm).
Gearbox reduction:
104:1 gear reduction with two-speed hydraulic motors.
Track speeds:
Low speed up to 18.3 fpm (5.58 mpm), and high speed up to 36.6 fpm (11.16 mpm).
Track height adjustment:
Each track adjustable in 6 in. (152 mm) increments for 12 in. (305mm) manual adjustment with 36 in. (914 mm) hydraulic adjustment.
Track positioning:
Each track has manual pivoting track mount arms which allow track to pivot 19.5 in. (495 mm) to the outside and to the inside from the straight ahead position.

 

TWO-TRACK SYSTEM
Type: Two hydraulically powered, gear-driven crawler tracks.
Overall track length: 13 ft. 9 in. (4.19 m) includes track guard.
Track pad width: 19.7 in. (500 mm).
Gearbox reduction: 104:1.
Track speed: Two-speed, low @18.3 fpm (5.58 mpm), high @ 36.6 fpm (11.16 mpm).
Track height adjustment: Each track is adjustable in 6 in. (152 mm) increments for 12 in. (305 mm) manual adjustment with 36 in. (914 mm) hydraulic adjustment.

 

WEIGHTS (variable, depending on number of options)
Four-track transport weight: 106,000 lbs. (48,082 kg) without strike-off mold and conveyor.
Four-track operational weight: 182,000 lbs. (82,555 kg) with strike-off mold and conveyor, placing and spreading 32 ft. (9.75 m) wide.
Two-track transport weight: 70,000 lbs. (31,752 kg) without strike-off mold and conveyor.
Two-track operational weight: 90,000 lbs. (40,824 kg) with strike-off mold and conveyor, placing and spreading 32 ft. (9.75 m) wide.

 

DIMENSIONS
Placing/spreading width: Up to 50 ft. (15.24 m).
Operational length with folding conveyor: 25 ft. 2.4 in. (7.68 m).
Operational length with sliding conveyor: 46 ft. 11 in. (14.3 m).
Operational width: Up to 75.03 ft. (22.87 m).

 

ATTACHMENTS AVAILABLE

Four corner outrigger system, manual operation.

Four corner outrigger system, hydraulic powered.

High-pressure water system.

Low-pressure water system.

Frame extensions.

Conveyor inserts.

7500 series strike-off mold with reversible 24 in. (610 mm) diameter hydraulically powered split auger.

Strike-off inserts.

Twin belt conveyor systems.

Other options are available to customize machine to accommodate applications and customer needs.


Manufactured under one or more of the following U.S. or foreign patents: 5,924,817; 5,941,659; 6,099,204; 6,450,048; CA2,211,331; 7,044,680; 7,284,472; 7,517,171; 7,845,878; 7,850,395; CA2,864,902; CA2,591,177; 8,855,967; 8,682,622; 9,051,696; 9,180,909; 9,200,414; 9,404,228; 9,428,869; 9,458,581; 9,464,716; 9,541,195, 9,624,626; 9,644,328; 9,633,162; 9,670,627; and patents pending.

GOMACO Corporation reserves the right to make improvements in design, material, and/or changes in specifications at any time without notice and without incurring any obligation related to such changes. Performance data is based on averages and may vary from machine to machine.

GOMACO and G+ are registered trademarks of GOMACO Corporation.

 

 

 

 

For Additional Information

 

PS-4000 Placer/Spreader

PS-4000 Placer/Spreader Photos

Download The PS-4000 Brochure (PDF)

Download The GOMACO Full Line Brochure (PDF)

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