Service manual

12
Service Information
Blackout / Sabbath Mode
Thismodeallowsforobservationofholidayson
whichlightscannotbeactivated.HoldtheLIGHT
keyfor10secondsuntilthe°Fstartsashing.
Whenreleased,theunitwillbeeponceandthe
displayandcabinetlightwillshutoff.Itwillstayoff
for36hours,atwhichtimeitwillautomaticallyturn
backon.Ifdesired,youcanmanuallycancelthis
modebytouchingtheLIGHTkey.Releaseandthe
unitwillautomaticallystartnormaloperation.
Model Number Change
ModelSelection:
1 Ensureboardisnotpluggedin.
2 HolddownON/OFFkeyandpluginunit.
3 ReleaseON/OFFkey.
4 PressandreleaseLIGHTkey.
5 UseWARMER/COLDERtoselectthe
model.
6 PressandreleaseLIGHTkey.
7 Waitfordisplaytostop.
8 Unplugunitandwait5seconds.
9 Plugunitbackin.
Service Menu
EntertheServiceMenubyholdingWARMERand
pressingLIGHTkeythreetimes.Selectoption1to
16withtheWARMERandCOLDERkeys.Toenter
theoption,pressLIGHTkey.
WhenenteringServiceModeallothermodes
arecancelledandtheunitwillstopoperating.
WhenexitingtheServiceMode,theunitwillbegin
tooperatenormally.However,thefourminute
compressoroffcyclestillapplies.
1 Light all LED segments
ThiswillilluminatealltheLED’sontheboard
toensuretheyworkproperly.
2 Thermistor 1 status - Temperature, E1, or
E2
Thiswillshowthepurethermistorreading
withnooffsetstakenintoaccount.When
placedinicewater,thisthermistorshould
read32°Finthismenuoption.
3 Error Log
Alistoftheerrorsintheordertheyoccured
willscrollonceonthedisplay.Repeatif
desired.Onceviewed,performOption12to
cleartheerrorsfrommemory.
4 Defrost Information
Displaysthenumberofdefroststhathave
occuredinthepast24hours.
5 Compressor runtime based on last cycle
Thiswillshowthenumberofminutesthe
compressorhasruninthepriorcycle(or
currentcycleifthecompressorwasrunning
whenServiceModewasentered).
6 Defrost length adjust min - 99 minutes
Thelengthofthedefrostcanbeadjusted
upto99minuteslong(foreverysixhours).
Theotherdefrostparameterswillapply.
Lengtheningadefrostmaycausehigher
thannormaltemperaturesintherefrigeration
section.
7 Light switch 1 status - 0 to 1
Thiswilltellifthelightshouldturnoffwith
thedoorswitchornot.Atthe“0”readingthe
lightshouldbeoffwiththedoorclosedand
onwiththedooropen.Atthe“1”readingthe
lightalwaysstayson.
8 Display toggle status - 0 or 1
Thiswilltellifthedisplayshouldturnoffwith
thedoorswitchornot.Atthe“0”readingthe
lightshouldbeoffwiththedoorclosedand
onwiththedooropen.Atthe“1’readingthe
lightalwaysstayson.
9 Restore factory defaults
Thiswillrestorethefactorydefaultsetpoint,
defrostandoffsetvalues.
10 Adjust Thermistor 1 offset - 10 to +10°F
Thisallowscalibrationofthesensortothe
cabinetforabnormaloperations.Byadjusting
thenumbercolderyoucanchangethe
averagetemperaturetoacoldervalue.
11 Data download
AlongwiththeseparateESPYsoftwareyou
candownloadtherollingdatale.
12 Clear error log
Performthisoperationaftercheckingthe
errors.
13 Clear download memory
Clearstherollingdatale,ifdesired.
14 Model number displayed
Displaysthetwodigitmodelnumberofthe
specicunit
15 Adjust Thermister 1 differential
Thisnumbershouldnotbeadjusted.
16 Software number
Thiswillshowthesoftwareontheboard.