DTM185 Direct-Transmission Mounted Air Compressor

The VMAC DTM185 air compressor is a direct-transmission mounted PTO driven air compressor that delivers 185 CFM.

The DTM185 was designed and engineered by VMAC to meet the demand for a powerful vehicle integrated air compressor for charging gas lines, fixing potholes, installing fiber optics, and breaking up concrete. This system has enough air to power two 90 lb jackhammers at 100% duty cycle, or one jackhammer at PTO idle.

Truck Mounting Kits

VMAC engineers truck mounting kits for the easiest possible installation. Working closely with leading truck manufacturers, VMAC ensures that mounting kits do not affect OEM warranties. Mounting kits are available for:

  • Ford F-350 to F-600 Super Duty Diesel chassis cabs with 6.7L V8 diesel, 10-speed (10R140) 2WD automatic transmission & aft-of-axle fuel tank configuration

Applications are restricted to specific series and/or models. Please confirm compatible vehicles on VMAC’s Application List.

Applications

Common jobs that use the DTM185 air compressor:
  • Charging gas lines
  • Fixing potholes
  • Crack sealing
  • Fiber optics installation
  • Breaking concrete

Commonly used air tools:

  • 90 lb jackhammers/pavement breakers
  • Trenchless piercing tools
  • Pneumatic saws
  • Post-pounders
  • Rock drills
  • Air knives

DTM185 Air Compressors Benefits

185 CFM, Air On Demand

VMAC’s DTM185 delivers 185 CFM at 2,100 RPM, and 125 CFM at PTO idle (~1,200 RPM), providing a continuous supply of compressed air at 100% duty cycle. The DTM185 allows you to run two jackhammers simultaneously for hours or use one jackhammer at PTO idle to maximize productivity and minimize fuel costs.

Fast & Easy Installation

DTM185 air compressors are easy to install due to fully engineered mounting kits, which includes a custom-configured Chelsea PTO. Installation times are up to 50% faster than other underdeck air compressor systems. No additional drive shafts are required, eliminating added costs, installation complexity, and potential alignment issues, and the DEF tank can remain in its original place on most vehicles.

Enhanced Digital Controls & Telematics

The DTM185 features VMAC’s advanced digital control system, complete with telematics, built-in soft start, safety controls, automatic cooling and heating, and enhanced diagnostics. VMAC’s digital controls integrate with Ford’s CAN bus, providing more information about your compressor than ever before, making it easy to monitor the performance of your system and plan maintenance intervals.

Superior Vehicle Integrated Design

VMAC’s DTM 185 CFM air compressors free up to 70 cubic feet of deck space and decrease truck GVW by up to 1,900 lb compared to utility mount and tow-behind air compressors. Choose a DTM185 and you’ll be able to free up your hitch, add more tools, materials and equipment to your truck, take advantage of better fuel economy, or even downsize your truck classification.

Zero Impact To Ground Clearance

VMAC’s DTM185 air compressor doesn’t impact your ground clearance. The air compressor mounts to the Ford transmission and is tucked up and out of the way to keep it safe, while other system components are safely secured around the vehicle, ensuring the system is always protected and ready for rugged terrain.

Easy Operation

Press and hold the POWER button on the display box, and the VMAC control system takes care of the rest. The PTO engages, the compressor turns on, and the throttle control automatically idles the truck engine up and down to match air demand. Meanwhile, VMAC’s control system uses Ford’s built-in diagnostics to confirm system and vehicle health every step of the way.

DTM185 Air Compressors Components

DTM185-Components-image-callouts

Chelsea 210 Series PTO

Equipped with Chelsea's Smart Start technology, the PTO is custom-engineered to seamlessly integrate with VMAC's control system; providing simplified wiring and safety interlocks between the PTO, VMAC compressor system, and the vehicle.

VMAC Air Compressor

VMAC’s 100% duty cycle rotary screw compressor provides 185 CFM at 100 psi. Driven off the included PTO which mounts directly to the truck’s transmission. Backed by a Lifetime Warranty (Limited).

Air/Oil Separator Tank

Mounts on the inboard frame rail of the Ford truck and provides two stages of oil separation.

Combination Manifold

Compressor oil management system that adjusts oil flow based on oil temperatures via a thermostatic proportional oil valve. The manifold houses the coalescing filter, oil filter, rapid blow-down valve, and minimum pressure check valve.

Air-to-Liquid Cooler

Deck mounted and configurable for the best mounting location on the truck. Cooler fans are automatically controlled based on compressor oil temperature, turning off and on as needed.

Power Center

Installed in the truck’s engine compartment and houses the pressure regulator, with a fuse box and relays that actuate several features of the system and take the power off the truck’s battery.

Digital Control Box

Continually monitors truck and compressor system health with Ford CAN bus integration; includes telematics to allow customers to tap into the VMAC CAN bus with their own control interface.

Digital Display Box

Provides on and off power function of the PTO and compressor. OLED displays real-time system information, service notifications and informative diagnostics messages. Display acts as an interface for adjusting all compressor and throttle control settings.

Digital Throttle Control

Connects to the HS1 CAN bus connector and adjusts truck engine speed automatically to match air demand. Upfitters and operators can adjust minimum RPM idle speed, maximum RPM speed, and ramp-up pressure, as required.

DTM185 Air Compressors Specifications

Air Compressor Output
  • 185 CFM @ 100 psi at ~2,100 RPM (up to 150 psi max)
  • 125 CFM @ 140 psi at ~1,200 RPM (PTO idle) 
Air Compressor Type
  • PTO driven, direct transmission mounted, 100% duty cycle, VMAC oil-injected rotary screw
Total System Weight (dry)
  • Approximately 375 lb (170 kg)
PTO (included)
  • CHELSEA® 210 Series PTO equipped with Chelsea’s Smart Start technology; custom-engineered to seamlessly integrate with VMAC’s control system

Air-to-Liquid Cooler
  • 35.5” (l) x 17.7” (w) x 24.2” (h) / 90.2 cm (l) x 45 cm (w) x 61.5 cm (h)
  • Deck mounted; configurable for best mounting location
  • Fans controlled automatically by the control system based on system temperatures
Combination Manifold
  • Compressor oil management system adjusts oil flow based on oil temperature via a thermostatic proportional oil valve
  • Includes coalescing filter, oil filter, rapid blow-down valve and minimum pressure check valve
Throttle Control
  • Variable speed; digital throttle control connects to HS1 CAN bus connector

  • Adjusts truck engine speed automatically to match air demand; adjustable

Digital Display Box
  • On/Off function of PTO and compressor
  • OLED displays real-time system information, service notifications & informative diagnostics messages
  • Interface for adjusting all compressor and throttle control settings
Digital Control Box
  • Continually monitors Ford and compressor system health with Ford CAN bus integration
  • Includes telematics to allow customers to tap into the VMAC CAN bus with their own control interface
Safety System
  • Automatic system checks during engine & PTO startup prior to engaging compressor
  • Automatic compressor pre-heater function
  • Compressor temperature & pressure sensors
  • Automatic rapid blow-down valve on combination manifold
  • 200 psi air pressure relief valve on Air/Oil Separator Tank
  • Safety interlocks are fully integrated into the control system, including transmission park signal and parking brake
  • Air-to-liquid cooler automatically engages when needed; bypassed when not required
Applications
  • 2020+ Ford F-350 to F-600 Super Duty chassis cabs with 6.7L V8 Diesel, 10-speed (10R140) 2WD Automatic Transmission & Aft-of-Axle fuel tank configuration
Warranty
  • VMAC Lifetime Warranty (Limited) on VMAC air compressors; two years on all other major components; for details, visit www.vmacair.com/warranty.

 

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