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Error code · Microwave

F7 E1 on a Whirlpool Microwave Drawer: Boiler Temperature Sensor

A Whirlpool built-in microwave or microwave drawer such as model WMC50522AS shows F7 E1 when the water boiler temperature sensor, or the wiring serving it, is in question. This code belongs to the water-related F7 group…

Medium · inspection needed
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Code
F7 E1
Appliance
Microwave
Brand
Whirlpool
Warranty
30-day workmanship

What F7 E1 means

A Whirlpool built-in microwave or microwave drawer such as model WMC50522AS shows F7 E1 when the water boiler temperature sensor, or the wiring serving it, is in question. This code belongs to the water-related F7 group and is the one that names a temperature reading. You see the code displayed while features that rely on the water system stay unavailable. It tells us where to test, and it does not prove that the sensor has failed.

Common causes of F7 E1

  • Water boiler temperature sensor
  • Wiring or connector at the sensor
  • Control input reading the sensor
✓ One safe check you can try

1. At the electrical panel, turn the microwave's breaker off. 2. After sixty seconds, turn it on. 3. Look at the display for a minute to see whether F7 E1 returns. 4. If it does not, run your usual function to check that it works.

! Why to stop there
  • A reset cannot say whether the sensor, its wire or the control input is at issue, and a repeat of F7 E1 sends us to test each.
  • We test the sensor reading against what the control expects before replacing anything.
  • Older units are fine with us; if a repair makes no sense we say so before you spend money.
Opening a panel yourself does not automatically cancel a manufacturer warranty, but it can cause accidental damage, and some manufacturers set their own service conditions. Check your warranty terms, or ask us, before deciding.
→Same appliance

Other Microwave codes

FCE8Whirlpool Over-the-range Microwave Registration, FCE8: Wrong Model Selected Feature Not Available or Fault DetectedWhirlpool Built-in Microwave Message "Feature Not Available": Retry or Cut Power LOCWhirlpool Microwave LOC on the Display: Control Lock Is On PFWhirlpool Over-the-range Microwave Showing PF: Power Failure Indicator Press Cancel to ResetWhirlpool Built-in Microwave Message "Press Cancel to Reset": Error Cleared by Cancel F8 E4Whirlpool Microwave Drawer Error Code F8 E4: Exhaust Air Temperature Sensor Probe or Insert ProbeWhirlpool Built-in Microwave Asking for "Insert Probe": Seat the Meat Probe F8E5Whirlpool Microwave Code F8E5: Exhaust Air Temperature Sensor
F7 E1F7 E1 questions
Is F7 E1 about water temperature?

It names the water boiler temperature sensor and its wiring. The code reports a problem in that sensing circuit. It does not tell us whether the sensor or the wiring is responsible.

Can F7 E1 go away by itself?

Sometimes a power reset clears a one-time reading. If F7 E1 comes back, the circuit is still reporting trouble and should be tested. A repeat usually means the sensor or its connection needs attention, so book a visit rather than waiting.

What do you do at the visit?

We read the code, test the sensor circuit and its wiring, explain the result in plain words, and give a written price before starting any repair.

Book a visit

Still seeing F7 E1?

A technician diagnoses it on site and gives you the price in writing before any work starts.

(713) 589-6107