GOMACO Corporation: Commander III Specifications

ENGINE
Type: Tier III 6068HF285 6.8 liter John Deere diesel engine (emission controlled).
Power: 185 hp (138 kW) @ 2100 rpm.

SERVICE CAPACITIES
Fuel reservoir: 79 gal. (299 L).
Hydraulic oil reservoir: 149 gal. (564 L).

HYDRAULIC SYSTEM
Pumps: Two double-stage pumps provide oil to the trimmer, vibrators, conveyor, and auger circuits.
One load-sense pump for track circuit.
One pressure-compensated lift control pump.
Hydraulic oil cooling: Extra capacity forced-air oil cooler and reservoir designed with internal baffling for atmospheric cooling.
Filtration: Industry standard filtration, including 10 micron control circuit filter, 100 wire mesh control circuit strainers and reusable double magnetic sump strainers.

VIBRATORS
Type: Hydraulically powered, motor-in-head, variable speed, independently controlled.
Quantity: Four hydraulic circuits and four hydraulic vibrators with mounts included with each machine.

SLIPFORM MOLD
Curb and gutter mold: One mold standard, up to 36 in. (914 mm) wide. Optional molds available for curb and gutter, monolithic sidewalk and curb and gutter, barrier, parapet, irrigation canal and more.

TELESCOPING FRAME (four-track)
Telescoping: Frame hydraulically telescopes on the left side up to 6 ft. (1.83 m).

DRAWBAR & HOLD-DOWN ASSEMBLY
Hydraulic lift: 18 in. (457 mm) pressure-compensated hydraulic vertical adjustment with 6 in. (152 mm) manual vertical adjustment, allowing up to 24 in. (610 mm) of vertical adjustment.
Sideshift distance: 36 in. (914 mm) hydraulic sideshift.

WATER SYSTEM
Type: High-pressure water system.
Capacity: 110 gal. (416.4 L) tank, hose and nozzle.

AUTOMATIC CONTROL SYSTEM
Type: Electronic-over-hydraulic.
Controls: GOMACO’s G21 Control System features self-diagnostics for grade and steering cross-slope and selective steer controls for ease of operation.
Control indicators: Panel-mounted auto control gauges allow operator to monitor control signals as machine
follows stringline.
Reverse auto control: Single switch sets controls for automated control with machine traveling in reverse.
Remote control: Remote control handset included for operator convenience. This remote allows the operator to move around on the operator station and control the conveyor lift and shift, and also the leg shift.

TRACK SYSTEM
Type: Hydraulically powered gear-driven crawler tracks.
Track length: 5 ft. 1.4 in. (1.56 m). Overall length with fenders 5 ft. 11.4 in. (1.81 m).
Track pad width: 11.8 in. (300 mm).
Gearbox reduction: 98.88:1.
Track speed: For the three-track machine, up to 49 fpm (15 mpm) paving, and auxiliary up to 125 fpm (38 mpm); for the four-track machine, up to 37 fpm (11 mpm) paving; and auxiliary, up to 94 fpm (29 mpm).
Track tension: Fully automatic, hydraulically locks in on machine start-up, maintaining a steady tension on the track chain.
Leg height adjustment: Each leg adjustable in 4 in. (102 mm) increments for 28 in. (711 mm) manual adjustment with 36 in. (914 mm) hydraulic adjustment.
Telescoping leg for positioning right front track: Hydraulically controlled, allows 36 in. (914 mm) lateral track adjustment range.
Power-slide leg for positioning rear track: Hydraulically controlled, allows 6 ft. 6 in. (1.98 m) lateral track movement.
Power-swing leg for positioning left front track: Hydraulically controlled, allows track positioning from straight ahead to 13.5, 26 and 36.8 in. (343, 660 and 934 mm) to left outside of main frame or 13.5 and 26 in. (343 and 660 mm) to right toward center of main frame.
Optional high-drive tracks for four-track framework: Hydraulically powered and automatic tensioning. Pivot arm with 16 in. (406 mm) offset.
Height from grade to bottom of track motor: 21.85 in. (555 mm).
Overall track width with motor: 16 in. (406 mm).
Overall track length with fender: 6 ft. (1.83 m).
Track pad width: 6 in. (152 mm).
Gearbox reduction: 100:1.

CHARGING CONVEYOR
Type: Hydraulically powered, reversible with charging hopper.
Length: 17 ft. 1 in. (5.21 m) between pulley centers.
Width: 24 in. (610 mm).
Belt speed: Variable to 320 fpm (97.54 mpm).
Conveyor mount: 36 in. (914 mm) hydraulic slide adjustment with 6 in. (152 mm) hydraulic tilt cylinder and manual pivoting mount (slide and tilt) for negotiating discharge from the ready-mix truck and negotiating grade variations. Allows truck positioning to front or side of machine. Hydraulically powered mount controls conveyor slope.
Belt wiper: Features segmented blades mounted on individual cushions. This allows the cleaning tips to conform to the center of the belt for continuous contact without the need for constant adjustment.

SUBGRADE TRIMMER (sectionalized)
Sectionalized trimmer: Internal hydraulic drive system and 24 in. (610 mm) diameter trimming wheel.
Trimmer wheel rotation: Upward cut.
Width: 42 in. (1067 mm) sectionalized trimmerhead includes one 24 in. (610 mm) drive section with hydraulic internal drive and 18 in. (457 mm) extension. Extensions available for trimming up to 10 ft. (3.05 m) wide.
Sideshift and vertical adjustment: The trimmerhead mount for the three-track machine has 36 in. (914 mm) hydraulic sideshift, 18 in. (457 mm) of hydraulic vertical adjustment and 6 in. (152 mm) of manual vertical
adjustment, allowing up to 24 in. (610 mm) of vertical adjustment.

THREE-TRACK MACHINE DIMENSIONS
Overall length: 22 ft. 6.8 in. (6.88 m) without conveyor.
Transport height: 8 ft. 9 in. (2.67 m) minimum and 11 ft. 9 in. (3.58 m) maximum in elevated position.
Transport width: 8 ft. 4.9 in. (2.56 m).
Transport length: 27 ft. 8.7 in. (8.45 m) with conveyor (measurement varies with conveyor tilt, positioning & length) and 22 ft. 6.8 in. (6.88 m) without conveyor.

FOUR-TRACK PAVER DIMENSIONS
Overall length: 21 ft. 3.2 in. (6.48 m).
Overall width: 25 ft. 1.1 in. (7.64 m) extended and 19 ft. 1.1 in. (5.82 m) retracted with ladder mounted.
Operational height: 11 ft. 3.4 in. (3.44 m) with 3100 series mold and 10 in. (254 mm) paving depth.
Transport height: 9 ft. 5.1 in. (2.87 m) without mold and 10 ft. 5.4 in. (3.18 m) with 3100 series mold.
Transport width: 8 ft. 3 in. (2.51 m).
Transport length: 35 ft. 0.7 in. (10.69 m) extended and 29 ft. 0.7 in. (8.86 m) retracted.

THREE-TRACK WEIGHT
Standard curb and gutter machine approximate weight: 29,500 lbs. (13,381 kg).

FOUR-TRACK WEIGHT
Standard four-track paver with 12 ft. (3.66 m) 3100 series mold approximate weight: 48,500 lbs. (22,000 kg).

GOMACO Corporation Recommends The Implementation Of All Safety Procedures.

MANUFACTURED UNDER ONE OR MORE OF THE FOLLOWING U.S. OR FOREIGN PATENTS: 3,299,786; 3,450,011; 3,541,931; 3,779,661; 3,959,977; 4,073,592; 4,136,993; 4,226,917; 4,343,513; 4,360,293; D-266,850; 853,607; 861,819; 954,773; 406,787; 1,147,187; 133,220; D-512,249; 4,717,282; 4,457,645; C-1,110,893; C-1,191,044; 12,890-1-0010; 5,061,115; 7,509,187; 7,509,615; 5,102,267; 5,101,360; 4,954,019; 4,984,639; 5,190,397; 5,209,602; 0,518,535; 2,067,126; 494,257; 69,031,836.7-08; 2,069,516; 5,924,817; 2,833,084; 7,517,171 B2 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.