Editorial note: Keep click events in context: startup, repeated cycles, or high-load demand.
Water Heater Keeps Clicking
Quick answer
If your heater keeps clicking, do not keep opening controls repeatedly. Capture sequence, load state, and whether heat ever initiates before any further intervention.
Likely clicking patterns
- Startup attempt with delayed ignition.
- Control retries after temporary safety reset.
- High-demand cycling where no heat transfer follows.
- Mechanical buzz or relay noise misread as ignition noise.
Step-by-step
- Let unit sit stable for 5 minutes after a reset event.
- Run one controlled flow test.
- Record if heat rises after each click sequence.
- Note whether clicking happens with one fixture or full load.
Escalation timing
Escalate if clicking repeats with no heat and no pressure safety cues are obvious. Provide flow pattern and count of attempts.
Do not do
- Do not open or bypass relay or gas components.
- Do not attempt repeated manual click-cycle resets.
- Do not continue under obvious electrical odor cues.
FAQ
Can it be ignored for a day?
If no heat appears and repeated clicks continue, do not ignore for long; log and review.
Is clicking always dangerous?
Not always. But repeated unresolved clicks are a diagnostic signal to prioritize review.