Whirlpool Dryer — Error Code F31
Low or no line voltage was detected.
ApplianceDB ranks 1 repair for this code, led by “Check the power supply”. That top fix is a moderate-difficulty DIY job, involving the power supply. Severity is classified as stop failure — the appliance halts until the fault clears.
Ranked repair steps
1. Check the power supply
Confirm the dryer is plugged into a 240 V outlet and that both poles of its double-pole breaker are on, resetting a tripped breaker; with power off, check the terminal-block connections behind the rear panel for loose or burnt screws; if F31 persists, have the outlet voltage tested and a damaged terminal block or cord replaced.
moderate · basis: cost ascending
Remedy source: ApplianceCodeHub — Whirlpool Dryer F31 Guide (fix layer)
Provenance: facts re-derived from a disclosed repair reference — ApplianceCodeHub — Whirlpool Dryer Error Codes. Meanings and steps are original paraphrase; nothing is reproduced verbatim.