--- title: "Viking lamps flickering in turn: the nugget ice machine is due for cleaning" description: "What Lamps flicker twice in sequence means on Viking lamps flickering in turn: the nugget ice machine is due for cleanings, what to check before booking, and…" url: "https://icemachinerepair.center/error-codes/viking-cleaning-signal/" --- # Viking lamps flickering in turn: the nugget ice machine is due for cleaning After a total of 6 months of icemaking, the nugget machine starts this rolling flicker and keeps it up until the cleaning function is run. ## What Lamps flicker twice in sequence actually means. After a total of 6 months of icemaking, the nugget machine starts this rolling flicker and keeps it up until the cleaning function is run. The cycle itself takes about 10 minutes of automatic cleaning plus a rinse, and the flicker stops when it is finished. Viking ice machine display · also shown as Cleaning signal, ICE, NO WATER, DRAIN flickering in turn What to do when Lamps flicker twice in sequence shows on the ice machine ### Kind of code Mode, not a failure Nothing is broken; the control is reporting a state someone chose or a routine it runs: a clean or sanitize reminder counting the hours since the last cycle, a delay of a few minutes after power returns before the pump and compressor start, a bin-full light while the bin control is satisfied, or a standby or off mode someone chose at the keypad. No part is needed; finishing the cycle the light asks for, waiting out the delay or the key sequence from the manual ends it. ### Usually leads to No repair Mix 2 ounces of Viking Ice Machine Cleaner into two quarts of water; Viking allows no other cleaner. ### Shows up as Ice Machine Error Code or Flashing Light: What It Is Telling You An ice machine error code may show as a number on a small display, a pattern of blinking lights on the control board, a colored light on the front, or a machine that stops with one indicator flashing. ### Make Viking A Viking ice machine call covers the panel-ready install, the drain and the water side before the cooling system is looked at. ### Source Viking FNIU515D nugget ice machine Install / Use & Care manual Viking FNIU515D nugget ice machine. The older FGNI515 nugget and FGIM5151 clear-ice models use a Time to Clean light instead. ## Before you book, in this order. Each step comes from Viking's own guidance for Lamps flicker twice in sequence on its ice machines. Follow it to the end: the last card says whether this is a visit. 01 Mix 2 ounces of Viking Ice Machine Cleaner into two quarts of water; Viking allows no other cleaner. 02 Set the mode switch to OFF, then after 30 seconds open the door and add about a quart of the solution into the ice spout. 03 Follow the manual through the clean and rinse steps and switch back to ICE; if the lamps keep flickering after the full cycle, book a visit. ### Cleared? The light or code is gone, and the machine fills, freezes and drops a full batch of cubes into the bin with no new part. If it returns within a week, or the clean light comes back straight after a cleaning cycle, mention that in the booking. ### What not to do The rolling flicker is not an Er code; the lamps take turns rather than blinking together. The machine also keeps making ice while the signal shows. ## What you may notice with it. The ice machine problems Lamps flicker twice in sequence tends to arrive with. Answer these at the ice machine before anyone is booked. [All problems](https://icemachinerepair.center/problems/) Before you call ### [Ice Machine Error Code or Flashing Light: What It Is Telling You](https://icemachinerepair.center/problems/ice-machine-error-code/) [All 7 causes, cheapest first](https://icemachinerepair.center/problems/ice-machine-error-code/) It also comes with - [**Ice From the Ice Machine Tastes Stale, Chemical or Musty**](https://icemachinerepair.center/problems/ice-machine-ice-bad-taste-or-smell/) - [**Slime or Mold Growing in the Ice Machine Bin**](https://icemachinerepair.center/problems/ice-machine-slime-or-mold-in-bin/) Problem ### Ice Machine Error Code or Flashing Light: What It Is Telling You 7 causes, cheapest first No repair indicated ## Nothing to repair. Nothing is broken; the control is reporting a state someone chose or a routine it runs: a clean or sanitize reminder counting the hours since the last cycle, a delay of a few minutes after power returns before the pump and compressor start, a bin-full light while the bin control is satisfied, or a standby or off mode someone chose at the keypad. No part is needed; finishing the cycle the light asks for, waiting out the delay or the key sequence from the manual ends it. [How to read what your ice machine is telling you](https://icemachinerepair.center/problems/ice-machine-error-code/) ## Viking ice machines. A Viking ice machine call covers the panel-ready install, the drain and the water side before the cooling system is looked at. [Viking ice machine repair](https://icemachinerepair.center/brands/viking/) More Viking codes [Er15](https://icemachinerepair.center/error-codes/viking-er15/) [Er16](https://icemachinerepair.center/error-codes/viking-er16/) [Er01](https://icemachinerepair.center/error-codes/viking-er01/) [Er03](https://icemachinerepair.center/error-codes/viking-er03/) [Er25](https://icemachinerepair.center/error-codes/viking-er25/) [NO WATER and DRAIN lamps blinking](https://icemachinerepair.center/error-codes/viking-ice-full-sensor-error/) [ICE and NO WATER lamps blinking](https://icemachinerepair.center/error-codes/viking-evaporator-sensor-error/) [ICE and DRAIN lamps blinking](https://icemachinerepair.center/error-codes/viking-air-temperature-sensor-error/) [ICE lamp blinking (2 seconds on, 1 off)](https://icemachinerepair.center/error-codes/viking-ice-lamp-blinking/) [CL](https://icemachinerepair.center/error-codes/viking-cl/) [Blank display (no icons)](https://icemachinerepair.center/error-codes/viking-blank-display-drain-high-limit/) [°F / °C symbol flashing](https://icemachinerepair.center/error-codes/viking-showroom-mode/) [All 15 Viking codes](https://icemachinerepair.center/error-codes/#codes-viking) Mode, not a failure on other makes [Atosa FUL](https://icemachinerepair.center/error-codes/atosa-ful/) [Follett TIME DELAY](https://icemachinerepair.center/error-codes/follett-time-delay/) [Ice-O-Matic Slow blue flash](https://icemachinerepair.center/error-codes/ice-o-matic-slow-blue-flash/) [KitchenAid Clean light blinking](https://icemachinerepair.center/error-codes/kitchenaid-clean-light-blinking/) [Manitowoc E28](https://icemachinerepair.center/error-codes/manitowoc-e28/) [Marvel DOOR flashing](https://icemachinerepair.center/error-codes/marvel-door-flashing/) [Maxx Ice Bin Full](https://icemachinerepair.center/error-codes/maxx-ice-bin-full/) [Monogram Time to Clean](https://icemachinerepair.center/error-codes/monogram-time-to-clean/) [All 32 codes of this kind](https://icemachinerepair.center/error-codes/#family-mode) Viking builds this ### Undercounter ice machine A self-contained ice machine that makes and stores its own ice under a bar, a service counter or a kitchen island, from commercial units to clear-ice models in large homes. Viking builds this ### Nugget ice machine An ice machine that freezes a thin layer inside a chilled cylinder and pushes it out with an auger as soft, chewable nuggets, for clinics, offices, hotels and large homes. ## In Viking's own words > On the display, the ice, no water, and drain lamps each flicker twice sequentially. [Viking FNIU515D nugget ice machine Install / Use & Care manual](https://middleby-cdn.com/installations_instructions/FNIU515D%20Viking%20Owner's%20Guide%20Rev%20C.pdf) [Viking FNIU515D nugget ice machine Install / Use & Care manual](https://middleby-cdn.com/installations_instructions/FNIU515D%20Viking%20Owner's%20Guide%20Rev%20C.pdf) Every code on this site is taken from the manufacturer's documentation, never from a forum or a parts listing. Viking FNIU515D nugget ice machine. The older FGNI515 nugget and FGIM5151 clear-ice models use a Time to Clean light instead. ## Viking Lamps flicker twice in sequence ice machine 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. 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Mix 2 ounces of Viking Ice Machine Cleaner into two quarts of water; Viking allows no other cleaner. ### How often will my Viking nugget ice machine ask for cleaning? After a total of 6 months of icemaking; the count is running time, so a lightly used machine asks later. ### Can I use vinegar to clean my Viking nugget ice machine? No. Viking allows only its own Ice Machine Cleaner and warns that other cleaners can damage the machine. ### How long does the Viking nugget cleaning cycle take? About 10 minutes of automatic cleaning, a rinse, and about 10 more minutes after switching back, before the lamps stop flickering. --- **[Read on the site: Viking lamps flickering in turn: the nugget ice machine is due for cleaning](https://icemachinerepair.center/error-codes/viking-cleaning-signal/)** **[Book a visit with IceMachineRepair.center](https://icemachinerepair.center/schedule/)**