On Scene, LLC New Site 2
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On Scene, LLC performs chassis preventative maintenance, seen here in Northbridge, Massachusetts.

Keep Your Apparatus Out of the Shop and In Service

Apparatus repair and preventive maintenance to keep your emergency fleet response-ready - mobile, reliable, NFPA-compliant.  

Call our service team
On Scene, LLC

Overview

We specialize in comprehensive preventive maintenance and repair services for Fire and EMS apparatus. Whether it’s routine preventive maintenance and inspections or unexpected breakdowns, we help departments minimize OOS time and maximize safety. 

Servicing customers in Rhode Island, Massachusetts, and Connecticut

Who We Serve

We support Fire Departments and EMS providers in Rhode Island, Massachusetts and Connecticut.

Mobile and shop services

Overview of Benefits

  • Mobile and in-shop service options to match your needs
  • Reduce your unexpected failures and extend apparatus life with scheduled maintenance
  • Ensure your fleet is NFPA and DOT compliant
  • Seamless communication of your apparatus' status with our service portal

Why Choose Us

Mobile Service

Our mobile service saves your team time by maximizing flexibility and convenience when it comes to light repairs and preventive maintenance. You’ll also have direct access to our technicians for any questions or concerns.

EVT-Certified Technicians

Our technicians hold a variety of Emergency Vehicle Technician (EVT) certifications and have extensive fire apparatus experience, so you can rest assure your fleet is in capable hands.

Minimize OOS Time

We intend to shift our customers from the traditional “break/fix” or reactive service model to a preventive maintenance model which improves reliability and response-readiness of your fleet by limiting OOS time. 

PM Tracking & Alerts

We will track all the PMs for your fleet and notify your team when they are coming due to stay on top of routine services. Consider it one less thing for you to track!

Transparent Communication

Our team will be completely transparent about the status of your apparatus. Expect to receive timely information and asked to provide input on how we proceed. 

Detailed Service Records

Transparent and detailed documentation that supports fleet management and future audits.  Our service portal enables your team to have access to all your fleet records at any time.

NFPA & DOT Compliance

We help ensure your fleet meets all safety and regulatory standards and recommendations. 

RI Contract MPA-203B Approved

In the State of Rhode Island, we have an approved MPA-203B contract to streamline working with us. 

Services We Offer

NFPA 1910 Pump Testing

Fire Apparatus Pump Service

NFPA 1910 Pump Testing

NFPA Pump Testing

Ensure your apparatus' pumps are response-ready and NFPA-compliant. 

  • Our draft commander enables us to pump test your entire fleet at a location with hydrant access near you
  • Upon completion, a comprehensive pump test report showing all test results, issues or defects that require attention and a pass/fail denotation will be provided

NFPA 1910 Inspections

Fire Apparatus Pump Service

NFPA 1910 Pump Testing

NFPA Inspection

Understand the overall health of your Fire or EMS apparatus to anticipate issues and avoid unexpected OOS time.

  • A stem-to-stern NFPA 1910 compliant inspection with up to 225 checkpoints pending apparatus type
  • Upon completion, you will receive a prioritized list of potential repairs ranging from items that require immediate attention (DOT or NFPA OOS criteria) to others we can continue to monitor

Fire Apparatus Pump Service

Fire Apparatus Pump Service

Chassis Preventive Maintenance

Pump Service

Maintain the most critical component of your apparatus to reduce OOS time and costly repairs.

  • Evaluation of the pump system including operational check of all pump components, inspection and adjustment of pump packing, dry vacuum test, replacement of transfer case and autolube fluids and lubrication of components
  • Improve your pump test performance by maintaining operational pump components and proactively resolving issues

Chassis Preventive Maintenance

Chassis Preventive Maintenance

Chassis Preventive Maintenance

Chassis PM, oil and filter change

Replace your apparatus fluids and filters 

routinely to maximize apparatus lifetime and ensure safe operation. 

  • Chassis PM includes the replacement of oil, oil filters, fuel filters, coolant filters and engine air filters as well as lubrication of the chassis
  • Upon request, an optional engine oil lab analysis can be completed to evaluate your engine's health

Additional Routine Services

Chassis Preventive Maintenance

Additional Routine Services

Additional Routine Services

  • Transmission Services
  • Multi-point Inspections
  • Cabin Air Filter Replacements
  • Pump Primer Service Only
  • Aerial Steam Clean and Lubrication
  • Chassis Steam Clean and Lubrication
  • Generator Services

Repair Services

Chassis Preventive Maintenance

Additional Routine Services

Pump repairs

  • Extensive Pump Repairs
  • Wheels-Off Evaluations and Repairs
  • Engine and Transmission Diagnostics
  • Suspension and Brake Repair
  • A/C System Diagnostics and Recharge
  • Electrical System Repairs

FAQs

Please reach us at service@onsceneservice.com if your question isn't addressed below.

Yes, we will perform services and repairs for all major brands. 


If your station is located in RI, MA or CT - absolutely. We offer mobile service for both maintenance and most repairs.


Yes, our pump testing and inspections are performed to NFPA and DOT standards.


We tailor plans to each department's usage, apparatus type and manufacturer recommendations.


As an independent 3rd party provider, we perform NFPA inspections and testing to give you an unbiased assessment of your apparatus health. In doing so, we generate list of pending repairs that can be seamlessly provided to your DPW or mechanic to resolve. If there are any repairs they do not want to undertake, we are happy to provide support.


Let's keep your fleet ready to respond.

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ON SCENE, LLC

52 West Reservoir Road, Unit 4, Smithfield, Rhode Island, 02917

Service: 401-474-6747 | Sales: 401-429-800

Copyright © 2025 On Scene, LLC — All Rights Reserved.

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