Onan Generator Repair Services
Cummins Onan RV, marine, commercial mobile, and standby generators. Specialized in QD diesel and QG gas series. NY Generator Repair & Service Solutions has factory-trained technicians who understand the unique characteristics of Onan generator systems and can quickly diagnose and repair issues to minimize your downtime.
Onan Models We Service
NY Generator Repair services the complete Onan generator and engine lineup including: QD, QG, HDKAJ, HDKAH, HGJAB, HGJAA, MicroLite, Marquis Gold. Whether you have a small portable unit or a multi-megawatt industrial system, our team has the expertise and parts inventory to get you back online quickly.
Common Onan Generator Repairs
- Engine overhaul, top-end rebuilds, and complete in-frame service
- Alternator repair, stator and rotor rewinding
- AVR (Automatic Voltage Regulator) diagnostics and replacement
- Control panel repair and electronic governor calibration
- Fuel system service including injector testing and pump rebuilds
- Cooling system overhaul and radiator repair
- Turbocharger inspection, rebuild, and replacement
- Starting system, batteries, and charging system service
- Emergency repair, scheduled maintenance, and load bank testing
Onan Service Capabilities
Our state-of-the-art Brooklyn facility handles Onan generators up to 2 MW with full rewinding, varnish dipping, and load bank testing capabilities. For generators exceeding 2 MW, our mobile teams provide complete on-site service at your facility anywhere in the tri-state area.
Genuine Onan Parts
NY Generator Repair maintains relationships with authorized Onan parts distributors to source genuine OEM components. For older or discontinued models, NY Generator Repair also have access to high-quality aftermarket alternatives that meet or exceed original specifications.
Onan Maintenance Programs
Regular preventive maintenance is the most cost-effective way to ensure your Onan generator performs reliably when you need it. NY Generator Repair offers customized maintenance agreements covering oil and filter changes, coolant service, fuel system inspection, battery testing, load bank testing, and complete operational verification.
24/7 Onan Emergency Service
Generator failures don't wait for business hours. Our emergency response team is available around the clock to restore your Onan generator to operation. NY Generator Repair understands that downtime costs you money, and our priority is getting you back online as quickly as possible.
Service Areas
NY Generator Repair provides Onan generator repair throughout all five NYC boroughs (Brooklyn, Manhattan, Queens, Bronx, Staten Island), Long Island (Nassau and Suffolk County), Westchester County, Northern New Jersey, and Southern Connecticut. Both in-facility and on-site service available.
Get a Onan Repair Quote
Call us at (718) 768-2412 for New York or (732) 352-3913 for New Jersey. You can also email [email protected] with your generator details and NY Generator Repair will provide a prompt quote.