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Mitsubishi

MC-D Series

Mitsubishi MC-D Series — Oil-fired vertical cylinder auxiliary boiler for general heating steam generation.

Components & Design

Component data being added…

Technical Data

Type Vertical cylinder water-tube boiler
Evaporation Capacity 2.0-4.5 t/h
Fuel Type Oil-fired (HFO/MGO)
Furnace Design Completely water-cooled; no refractory maintenance required
Application General heating steam service

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Common failures & inspection points

External examination of boiler casing, seams, and structural integrity

Visual inspection for cracks, corrosion, deformation, and water leakage; verify water-wall tube condition and tube thickness

Exhaust gas economizer condition and tube integrity (for composite/exhaust gas boilers)

Direct visual examination of headers and tubes; remote viewing (endoscope), Ultrasonic Testing (UT), or hydraulic pressure testing if visual access not possible; inspect supports, rolling stays, and uptakes

Safety valves, pressure relief devices, and protective system functionality

Annual safety valve testing; pressure gauge calibration; verify lift pressure and flow capacity; test protective devices including flame failure safeguards and fuel shutoff systems

Furnace refractory condition and combustion chamber integrity (oil-fired models)

Visual inspection of refractory lining for cracks, erosion, or spalling; verify burner alignment and flame pattern; check for soot accumulation and corrosion on combustion chamber walls

Fuel system and burner condition (oil-fired and multi-fuel models)

Inspect fuel filters and strainers for contamination; verify fuel pump operation and pressure; check atomizer condition; test fuel heater thermostat and temperature control; inspect fuel piping for leaks and corrosion

Type-general inspection and maintenance points for this equipment category — not model-specific.

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Equipment Model #147510 · ✓ still in production