OVN Engineers — Est. 1949
Tools

Generator not starting? Diagnose it.

Diesel generator troubleshooting by symptom. Pick the problem — see likely causes, the first thing to check, and when to call an engineer.

  • 24×7 service line
  • AMC priority dispatch
  • Parts on the truck
Inputs
Result
Response ETA
Call immediately — under 4 hr AMC (most of the time, uniformly across branches) / 2 hr critical-site AMC / same day non-AMC
Likely causes
  • Dead starter battery (Exide replace)
  • Low fuel / airlock
  • Solenoid fault
  • Control panel lockout
First check:Check battery voltage (should be >12V cold). Check fuel level + prime pump.

These are indicative figures for quick sizing. Our engineers confirm every number on site with a load study or duty-point verification.

Genset down right now?

Call +91 9911 308 001 — we'll triage on the phone and dispatch immediately.