First Source Energy Inc
First Source Energy Inc
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      • Residential - Homeowners
      • DuroMax Generators
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      • FAQ - Inverter Generator
      • XP16000 Dual - Tri Fuels
      • XP11000 Dual - Tri Fuels
    • SOFT START KITS FOR AC
      • Micro Air EASY START
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    • Products and manufactures
      • Briggs & Stratton
      • Champion Generators
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      • DuroMax Generators
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  • Home
  • Residential - Homeowners
    • Residential - Homeowners
    • DuroMax Generators
    • XP16000iH - XP16000IHT
    • XP11000iH - XP11000IHT
    • XP13000HX - XP13000HXT
    • FIRMAN Generators
    • Generator Packages
    • Generator Interlock Kits
    • DuroMax Battery Solutions
  • Generator Maintenance
  • Inverter Generators
    • FAQ - Inverter Generator
    • XP16000 Dual - Tri Fuels
    • XP11000 Dual - Tri Fuels
  • SOFT START KITS FOR AC
    • Micro Air EASY START
    • Smooth Start Soft Starter
  • Products and manufactures
    • Briggs & Stratton
    • Champion Generators
    • Cummins Generators
    • DuroMax Generators
    • Generac Generators
    • Kohler Generators
    • Energy Saving Products
  • Commercial - Industrial
    • Commercial Generators
    • Commercial Chargers
  • Solar Energy Solutions
    • Solar Solutions
  • Electrical Solutions
  • Our Team
    • About First Source Energy
    • Leadership
    • Our Mission
    • First Source Projects
    • First Source Events
  • First Source Gallery

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Generator Service & Maintenance Plans

Servicing a portable generator

Keep your power ready—without the stress.

When the lights go out, your generator shouldn’t. We provide professional generator maintenance, repairs, and seasonal readiness checks for portable and standby systems—so your equipment starts fast, runs clean, and lasts longer.

What we service

Serving Houston and surrounding areas.

✅ Fast scheduling • ✅ Clear pricing • ✅ Reliable technicians • ✅ Service documentation

Standby / Whole-Home Generators

  • Preventative maintenance
  • Annual and semi-annual service
  • Load testing & performance checks
  • Battery, oil, and filter service
  • Diagnostics and repairs
  • Transfer switch inspection

Portable Generators

  • Tune-ups and carb cleanings
  • Fuel system cleaning
  • Recoil/starting issues
  • Oil service & spark plug replacement
  • Seasonal readiness checks
  • No-start diagnostics & repairs

Standby Generator Service Plans (Whole-Home)

Best for homeowners and small businesses who want reliable, documented maintenance.


1) Essential Annual Maintenance — 

$349 / year

Perfect if you want basic protection and an annual health check.

  • Full inspection (leaks, hoses, wiring, mounts)
  • Oil change (oil & labor included; filter billed as needed)
  • Air filter inspection (replace if needed)
  • Spark plug inspection (replace if needed)
  • Battery test + terminal clean
  • Controller check + code review
  • Exercise cycle verification
  • Written service report

Good for: light-duty use, newer units, warranty compliance.


2) Priority Annual Maintenance — 

$549 / year

Our most popular plan—adds deeper testing + priority response.

Everything in Essential, plus:

  • Transfer switch visual inspection
  • Voltage/frequency verification
  • Fuel supply check (NG/LP connections visual)
  • Load evaluation (non-invasive)
  • 10% discount on repairs
  • Priority scheduling (faster appointment windows)

Good for: most homes, storm season confidence.


3) TotalCare Semi-Annual — 

$849 / year

Twice-per-year service for maximum reliability and long life.

Everything in Priority, plus:

  • 2 service visits per year
  • Full battery load test each visit
  • Deeper inspection + tightening/torque check (accessible components)
  • Enhanced performance verification
  • 15% discount on repairs
  • Highest priority scheduling

Good for: older units, high run-time, critical loads, small commercial.


Standby Add-Ons (as needed)

  • Load bank testing (if required/available): $299–$499
  • Battery replacement (installed): $189–$349 (depends on model)
  • Spark plug(s): $25–$55 each (plus install)
  • Air/fuel filter kits: model-based
  • Mobile diagnostics outside plan: $149 dispatch + labor

Portable Generator Service & Pricing

Portable Tune-Up — 

$149 


Best for annual upkeep and reliability.

  • Full inspection + safety check
  • Oil change (oil included)
  • Spark plug inspection (replace if needed)
  • Air filter inspection (replace if needed)
  • Run test + output check
  • Report of findings


Seasonal Ready Service — 

$229

Best before hurricane season or long storage.

Everything in Tune-Up, plus:

  • Fuel system treatment
  • Starter/recoil inspection
  • Choke/cable adjustments
  • Extended run test


No-Start / Diagnostic Service — 

$129

(bench) or 

$149

(mobile dispatch)


  • Full troubleshooting + estimate
  • If you approve the repair, diagnostic fee can be applied toward labor (your choice—common practice).


Common Portable Repairs 

  • Carb clean/rebuild: $179–$349
  • Fuel line/primer bulb service: $45–$120
  • Recoil starter repair: $85–$189
  • Battery start system service: $79–$199
    (Exact pricing depends on generator size, access, and parts.)functional.

Service Call & Labor // With Our Transparent Pricing!

We take pride in providing clean and well-maintained portable toilets for your events and job sites. Our Dispatch (in service area): $149

  • Labor: $125/hr (billed in 15-minute increments after first hour)
  • After-hours / emergency (optional): 1.5× labor rate

Travel outside the core area: quoted by zip code. regularly cleans and restocks each unit to ensure the highest level of hygiene and comfort.

Why maintenance matters

Skipping service can lead to:

  • Fuel varnish and carb clogs (portable generators)
  • Weak batteries and failed starts (standby generators)
  • Low output, surging, and unstable voltage
  • Shortened engine life and surprise breakdowns

A simple service visit is usually far cheaper than a storm-week repair.

FAQs

Do I need annual maintenance?

Yes—most manufacturers recommend at least annual service to keep reliability and protect the engine.

Do you work on all brands?

Yes—most major brands. We’ll confirm parts availability when you schedule.

Can you pick up my portable generator?

If you offer it: add “pickup/drop-off available” and your fee (example: $75–$150 depending on size/distance).

Do you service commercial customers?

Yes—ask about multi-unit maintenance scheduling and documentation.

  • FIRMAN Generators
  • Generator Packages
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First Source Energy Corp

5400 Mitchelldale Street Houston, Texas, 77092

(844) 223-9900

Copyright © 2026 First Source Energy Corp - All Rights Reserved.

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