Igniter
Price the ignition part only after confirming the model number and connector.
Bradford White Error Code 7 — Pilot Out
Error code 7 on Bradford White water heaters (specifically those with the Honeywell WV8840, WV8860, or White-Rodgers 37E73 gas control valve with LED status indicator) means the pilot flame is out or has failed to prove to the gas valve’s sensing circuit.
Bradford White uses an LED status light on the gas control valve. Code 7 is 7 flashes in the blink sequence — pilot not sensed.
The LED Flash Code System
Bradford White status LED (on the gas valve body, visible through the front panel):
| Flashes | Meaning |
|---|---|
| 1 flash | Normal pilot operation |
| 2 flashes | Low thermopile voltage |
| 3 flashes | Pressure switch fault (power vent models) |
| 4 flashes | High limit exceeded |
| 5 flashes | Flame sense without call for heat |
| 6 flashes | Thermal well/temperature sensor fault |
| 7 flashes | Pilot out / pilot not proved |
Why the Pilot Goes Out
| Cause | Notes |
|---|---|
| Pilot simply went out | Wind, draft, momentary gas interruption |
| Failed thermocouple | Most common — generates millivolts to hold gas valve open |
| Gas supply interrupted | Check main shutoff and other appliances |
| Clogged pilot orifice | Carbon or debris blocking tiny pilot orifice |
| Dirty thermocouple tip | Oxide coating prevents proper voltage |
| Draft/downdraft | Improper venting or negative pressure in space |
Need Replacement Parts?
Before ordering, match the water-heating part to the model number, electrical rating, and failure symptom. Check current prices on Amazon - prices and availability change frequently.
How to Relight the Pilot
Standard Bradford White pilot lighting procedure:
- Turn the control knob to OFF. Wait 5 minutes.
- Remove the access panel at the bottom of the water heater.
- Turn the control knob to PILOT.
- Press the control knob down (this opens the pilot gas valve).
- While holding the knob down, use the built-in piezo igniter button (or a long lighter) to light the pilot. The pilot is visible through the observation window.
- Continue holding the knob for 30–60 seconds after lighting.
- Slowly release the knob. The pilot should stay lit.
- If it stays lit, turn the knob to your desired temperature setting.
- If the pilot goes out when you release: thermocouple failure.
Testing the Thermocouple
If the pilot goes out when you release the gas valve button, the thermocouple is not generating enough voltage to keep the valve energized.
Test with multimeter:
- Disconnect the thermocouple lead from the gas valve
- Light the pilot and hold it in the flame for 60 seconds
- Measure DC millivolts across the thermocouple lead and body ground
- Normal: 25–30 mV DC
- Under 20 mV: thermocouple is failing — replace it
Replacing the Thermocouple
Bradford White thermocouples are standard universal replacements available at any hardware store:
- Turn off gas at the shutoff valve
- Unscrew the thermocouple from the gas valve (right-hand thread, finger-tight + 1/4 turn)
- Slide the thermocouple out of the pilot bracket
- Install new thermocouple — it should sit with the tip 3/8–1/2” into the pilot flame cone
- Hand-tighten at the gas valve — do not overtighten
- Relight pilot and test
Part: Universal thermocouple 24” (Rheem, Honeywell, or generic) — $8–15 at hardware stores.
Fixing a Clogged Pilot Orifice
If the pilot lights weakly (small yellow flame instead of a firm blue/blue-with-yellow-tip flame) or keeps clogging:
- Turn off gas
- Remove the pilot assembly (usually 2 screws)
- Remove the orifice (tiny brass fitting at the end of the pilot tubing)
- Blow compressed air through the orifice
- Do not use a wire or needle — will permanently enlarge the orifice
- Reinstall and test
When to Call a Pro
If the pilot keeps going out after thermocouple replacement, or if you smell gas while trying to light, call a licensed plumber or gas technician. A failed gas valve, gas line issue, or venting problem causing excessive draft requires professional diagnosis.