A stainless door-type dish machine in a restaurant dish room with its hood raised and its wash chamber empty, a clean wire rack on the landing table beside it, the tiled floor dry, nobody at the dish machine.

Speed Queen E oF: unsafe water level that will not drain

E oF is Speed Queen's overflow alarm.

(844) 571-4566

Mon–Sat, 8am–8pm

  • Water, fill and drain
  • Dish machine repair
  • Source: Speed Queen

Book a visit

Three short steps, about a minute.

or call (844) 571-4566

What E oF
actually means.

E oF is Speed Queen's overflow alarm. It trips when the level sensor sees water higher than it should ever be and the drain cannot bring it down, which can mean a valve stuck open or a blocked drain on top of a fill.

Speed Queen commercial appliance display · also shown as E OF

What to do when E oF shows on the commercial appliance

Before you book,
in this order.

Each step comes from Speed Queen's own guidance for E oF on its commercial appliances. Follow it to the end: the last card says whether this is a visit.

01

Keep customers and staff away if water is on the floor near the machine or its outlet.

02

Turn the machine off at its breaker from a dry spot and close the water supply valves.

03

Leave the door shut and book a visit; the control clears only by power-down or its fatal clear keys once the cause is fixed.

Still there?

It usually turns into dish machine repair. Book with the code and the model number.

What not to do

E oF is not a slow drain by itself: E dr covers a tub that will not empty on time. A little suds at the door glass is also not an overflow.

Where E oF usually leads

Dish machine repair.

Dish machine tank heater or booster element, thermostat, fill valve, float switch, drain valve, wash pump seal or motor, conveyor drive · moderate.

In Speed Queen's own words

This error is triggered when an unsafe high water level is detected in the machine and water is unable to drain.
Speed Queen commercial front-load vended models, control manual 807870ENR5 (Alliance Laundry Systems) Speed Queen commercial front-load vended models, control manual 807870ENR5 (Alliance Laundry Systems)

Every code on this site is taken from the manufacturer's documentation, never from a forum or a parts listing. Speed Queen commercial front-load vended and card models listed in manual 807870ENR5, such as SFNNCASP116TW01 and STGNXASP116TW01.

Speed Queen E oF commercial appliance repair,
where we come out.

The same visit in every metro below: the code, the model number, and a diagnosis before any part is ordered.

All service areas
A restaurant team working a busy commercial kitchen line.
For the heart of your home.

Questions
about E oF.

Can I clear E oF myself?
Keep customers and staff away if water is on the floor near the machine or its outlet. If it comes back, it needs a visit.
Is E oF on a Speed Queen an emergency?
Treat it as one if water is on the floor near power. Cut power from a dry breaker, shut the water off and keep people clear until the floor is dry.
What usually causes E oF on a Speed Queen vended front-load?
A water valve that does not close fully, combined with a drain that cannot keep up, is the common pairing. Both are checked inside the machine.
Can I open the door on a Speed Queen showing E oF?
No. The tub may be full above the door opening; wait for a technician to drain it safely.

Back to your everyday

Still showing E oF?

A booking with a code goes further when it has the code as shown, the model and serial from the data plate, and a word on whether the unit still holds temperature, heats, rinses or spins. With those three, the office can match the likely part to your unit the same day.

(844) 571-4566 Schedule a repair