Mi-T-M HG-3004-3208G1 HG Series Hot Water Pressure Washer – Natural Gas / LP Belt Drive, 3000 PSI, 3.9 GPM

Part Number: HG-3004-3208G1
Category: Commercial Pressure Washers → Hot Water Pressure Washers → Stationary Gas-Fired Pressure Washers
Type: Mi-T-M HG-3004-3208G1 HG Series Hot Water Pressure Washer – Natural Gas / LP Belt Drive, 3000 PSI, 3.9 GPM

The Mi-T-M HG-3004-3208G1 HG Series Hot Water Pressure Washer is a stationary commercial cleaning system engineered for demanding wash bay and industrial cleaning applications. Delivering 3,000 PSI and 3.9 GPM, this belt-driven unit combines a reliable General triplex piston pump with an 8.0 HP, 208V three-phase electric motor for dependable, continuous-duty performance.

Key Features & Benefits

• Delivers 3,000 PSI at 3.9 GPM
• Belt-driven General triplex piston pump with ceramic plungers
• Factory preset pressure unloader
• 8.0 HP, 208V, 3-phase open drip-proof electric motor
• Designed for permanent wash bay and industrial installations
• Operates on Natural Gas or LP Gas (vapor only)
• Heavy-duty ½-inch Schedule 80 steel coil heat exchanger
• Powder-coated steel frame for corrosion resistance
• Polyethylene 4-gallon float tank with inlet filter screen
• Electronic ignition with standing pilot light
• 24-volt control system with programmable logic controller (PLC)
• Automatic start/stop with timed lockout
• Adjustable thermostat
• Adjustable high-pressure detergent injector
• Thermal relief valve and over-pressure safety controls
• Hour meter for maintenance tracking
• Steam option capable of outlet temperatures up to 250°F
• Manufactured for demanding commercial and industrial cleaning applications

Technical Specifications

Part Number: HG-3004-3208G1

Series: HG Series

Manufacturer: Mi-T-M

Pressure Rating: 3,000 PSI

Flow Rate: 3.9 GPM

Pump:

• General triplex piston pump
• Ceramic plungers
• Belt drive
• Factory preset unloader

Motor:

• 8.0 HP
• 208 Volt
• Three-Phase (3Ø)
• 23.0 Amps
• Open Drip-Proof (ODP)

Fuel Type:

• Natural Gas
• LP Gas (Vapor Only)

Natural Gas Consumption: 338,000 BTU/hr

LP Gas Consumption: 326,000 BTU/hr

Heat Exchanger: ½-inch Schedule 80 Pipe Coil

Float Tank Capacity: 4 Gallons

Maximum Temperature Rise: 150°F (66°C) Above Ambient

Maximum Water Temperature: 200°F Standard

Steam Option: Up to 250°F (121°C)

Draft Diverter: 10 Inches

Net Weight: 758 lbs.

Shipping Weight: 878 lbs.

Dimensions:

• Length: 56.5 in.
• Width: 29.0 in.
• Height: 49.75 in.

Standard Equipment Included

• Adjustable pressure insulated dual lance with trigger gun
• 50-foot × 3/8-inch steel wire-braided high-pressure hose
• Quick-connect couplers
• 0° spray nozzle
• 15° spray nozzle
• 25° spray nozzle
• 40° spray nozzle
• Fixed detergent nozzle

Key Components

• General belt-driven triplex piston pump
• Ceramic plungers
• Powder-coated steel frame
• Schedule 80 steel heating coil
• Polyethylene float tank with inlet filter screen
• Natural gas or LP-fired aspirating burner
• Electronic ignition with standing pilot
• Adjustable detergent injector
• Adjustable thermostat
• Thermal relief valve
• Pressure switch
• Over-pressure safety controls
• 24V control system
• Programmable Logic Controller (PLC)
• Auto start/stop
• Timed lockout
• Hour meter

Ideal Applications

The Mi-T-M HG-3004-3208G1 is ideal for:

• Commercial wash bays
• Fleet maintenance facilities
• Equipment rental companies
• Heavy equipment cleaning
• Agricultural equipment washing
• Manufacturing facilities
• Municipal maintenance shops
• Truck and trailer washing
• Construction equipment cleaning
• Industrial maintenance operations

Performance Benefits

The stationary HG Series combines hot water cleaning with a reliable continuous fuel supply, making it ideal for high-volume commercial operations. The belt-drive pump operates at lower RPMs than direct-drive systems, helping extend pump life while reducing vibration and wear. Combined with the PLC-controlled operation, electronic ignition, and commercial-duty heating system, the unit provides dependable cleaning performance for demanding daily use.

Installation & Service Notes

This pressure washer is intended for stationary indoor installation with proper ventilation and utility connections. Installation should be performed by qualified personnel familiar with commercial pressure washing equipment and local plumbing, electrical, and gas codes.

Before operation:

• Verify proper electrical service (208V, 3-phase).
• Connect the appropriate natural gas or LP gas supply.
• Install the venting system according to local codes.
• Prime the water supply before startup.
• Check pump oil and burner operation.
• Inspect all hose connections and safety devices.
• Test all PLC and thermostat functions prior to placing the unit into service.

Routine inspection of the burner assembly, heating coil, pump oil, float tank, and high-pressure hose will help maximize equipment life and maintain peak cleaning performance.

Warranty Information

• Electric Motor: 1 Year
• Heating Coil: 3 Years
• General Pump: 7 Years

Maintenance Recommendations

• Check pump oil at recommended service intervals.
• Flush detergent from the system after each use.
• Clean the inlet filter screen regularly.
• Inspect the heating coil and burner assembly periodically.
• Verify proper operation of safety controls and thermal relief valve.
• Inspect hoses, fittings, and spray nozzles for wear.
• Keep the float tank free of debris.
• Service the ignition and gas system according to the manufacturer's maintenance schedule.
• Use clean water and the recommended pressure washer detergents to maximize equipment performance and service life.