Chassis
2005 GMC T8500
VIN: 1GBP8F1305F523627
59,000# GVWR, 16,000# front axle, 43,500# rear with added tag axle, Rockwell air brake system, 177” WB, 145” CA; 4:11 rear axle ratio
Duramax 7.8L, 275 hp diesel engine
Allison 3000 RDS; 6 speed automatic transmission
130 Amp alternator, two 50 gal fuel tanks, back-up alarm, AM/FM radio
Air lift tag axle
Air conditioning, air suspension driver’s seat, heated air dryer, low speed cruise control, removable aluminum rear fenders

Structural
264” (22’) Equipment platform length
96” wide platform, 6” risers, 6” long sills, 4” crossmembers @ 16 to 24” centers, 3/16” integrally formed rub rail, and deck
Left gun carriage (centerline) - 3 paint guns, 3 bead guns
Right gun carriage (edgeline) - 1 paint gun, 1 bead gun
Carriages located behind rear wheels
Front mechanical line guide with air lift
Tool boxes beneath operator’s seats
Rear steps with non-slip surface

Power Supply
Cummins B3.3, 85 hp turbocharged diesel engine
60 amp alternator, critical grade muffler, and insulated enclosure for noise suppression
Throttle control at operator’s station
Fuel drawn from chassis fuel tank

Hydraulic System
(1) 4.33 CIR Rexroth pressure compensated hydraulic piston pump
(2) Hydraulic powered paint agitator orbital motors
Hydraulic powered orbital steering and cylinders for carriages (2 each)
Manual controlled Vickers XS valves
Hydraulic reservoir (50 gal) with 100 mesh suction screen, 6 micron return line filter with condition indicator, and sight level/temperature gauge
Hydraulic oil cooler with 12V DC electric fan

Air Supply System
Atlas Copco LE-150 air compressor, 84 displacement cfm
Finned air cooler w/ moisture trap, lubricator, air take off, M310 Humphrey air solenoids (6 total) with manual override feature manifold mounted on left gun carriage
M420 Humphrey air solenoids (2 total) with manual override feature manifold mounted on right carriage
(2) Air cylinders for carriage lift and down pressure
Air blow-off jets in front of each paint gun (4 total)

Bead Supply System
(1) Glass bead tank – ASME 6,000 lb. + capacity
1” jet pump vacuum load system with suction hose and stand tube for storage
(4) Binks model 30 big bore glass bead guns

Paint Supply System
(2) 550 gallon zero pressure stainless steel paint tanks (sloped toward outlets) with pressure equalization vents and dipsticks
(2) Low pressure/stainless steel “ARO” air driven diaphragm pump, control valves at paint tank
(4) High pressure/stainless steel “Titan/Speeflo” 6” airless piston pumps (13 gpm each)
(2) Low pressure/stainless steel 100 sq. inch paint filter w/ stand tubes – 12’ load hoses
(4) High pressure/stainless steel ARO paint filters with (4) 1” high-pressure stainless steel check valves
(4) Graco 238-377 paint guns
High-pressure paint hoses with nylon tube and polyurethane cover

Electrical System
(2) Skipline, Inc. model SM-5 gun controller
(1) Driveline magnet wrap with sensor
36” x 72” “Amida” arrow board with electric actuator
(2) “Whelen” 180° strobes on rear, (2) “Whelen” 360° strobes, nightlights (10 total), and flashers on carriages (2 total), (2) rotators on top of chassis cab
Paint gun actuators for remote height adjustment from operator’s station (1 per paint gun)
David Clark U3800 intercom system (3 headsets –two dual muff, one single muff for driver)

Data Acquisition System
(1) Data processor to display paint application rate in gal/mile, bead application in lbs./gal, and footage counters
(4) Stroke counters (1 per pump) to provide calibrated paint usage measurements to processor
(4) Load cells to provide calibrated weight measurements of glass beads to processor
(1) Digital scale unit to display bead weight
(1) Digital readout in chassis cab to display paint and bead application rates “on the fly”
Printer to provide hard-copy of accumulated data