Vollrath Stoelting E131 User manual

Model E131 & F131
OPERATORS MANUAL
Manual No. 513536 Rev.4

This manual provides basic information about the machine. Instructions and suggestions are
given covering its operation and care.
The illustrations and specifications are not binding in detail. We reserve the right to make
changes to the machine without notice, and without incurring any obligation to modify or pro-
vide new parts for machines built prior to date of change.
DO NOTATTEMPT to operate the machine until instructions and safety precautions in this
manual are read completely and are thoroughly understood. If problems develop or questions
arise in connection with installation, operation, or servicing of the machine, contact Stoelting.
Stoelting Foodservice Equipment
502 Highway 67
Kiel, WI 53042-1600
U.S.A.
Main Tel: [phone]
Fax: [phone]
Customer Service: 888.429.5920
Fax: [phone]
Email: [email protected]
© 2014 PW Stoelting, LLC
stoeltingfoodservice.com

Safety Alert Symbol:
This symbol Indicates danger, warning or caution.
Attention is required in order to avoid serious per-
sonal injury. The message that follows the symbol
contains important information about safety.
Signal Word:
Signal words are distinctive words used throughout
this manual that alert the reader to the existence and
relative degree of a hazard.
CAUTION
The signal word “CAUTION” indicates a potentially
hazardous situation, which, if not avoided, may result
in minor or moderate injury and equipment/property
damage.
A Few Words About Safety
Safety Information
Read and understand the entire manual before
operating or maintaining Stoelting equipment.
This manual provides the operator with information
for the safe operation and maintenance of Stoelting
equipment. As with any machine, there are hazards
associated with their operation. For this reason safety
is emphasized throughout the manual. To highlight
specific safety information, the following safety defini-
tions are provided to assist the reader.
The purpose of safety symbols is to attract your at-
tention to possible dangers. The safety symbols, and
their explanations, deserve your careful attention
and understanding. The safety warnings do not by
themselves eliminate any danger. The instructions
or warnings they give are not substitutes for proper
accident prevention measures.
If you need to replace a part, use genuine Stoelting
parts with the correct part number or an equivalent
part. We strongly recommend that you do not use
replacement parts of inferior quality.
WARNING
The signal word “WARNING” indicates a potentially
hazardous situation, which, if not avoided, may result
in death or serious injury and equipment/property
damage.
CAUTION
The signal word “CAUTION” not preceded by the
safety alert symbol indicates a potentially hazardous
situation, which, if not avoided, may result in equip-
ment/property damage.
NOTE (or NOTICE)
The signal word “NOTICE” indicates information or
procedures that relate directly or indirectly to the
safety of personnel or equipment/property.

TABLE OF CONTENTS
SECTION 1 - SPECIFICATIONS .................................................................................. 1
1.1 Description ............................................................................................................ 1
1.2 Specifications ........................................................................................................ 1
SECTION 2 - INSTALLATION INSTRUCTIONS .......................................................... 3
2.1 SafetyPrecautions................................................................................................. 3
2.2 ShipmentandTransit ............................................................................................. 4
2.3 FreezerInstallation ................................................................................................. 4
2.4 Floor Stand Installation ........................................................................................... 5
2.5 InstallingPermanentWiring .................................................................................... 5
SECTION 3 - INITIAL SET-UP AND OPERATION ....................................................... 7
3.1 Operator'sSafetyPrecautions................................................................................ 7
3.2 OperatingControlsandIndicators .......................................................................... 7
3.3 Sanitizing ............................................................................................................... 8
3.4 Freeze Down and Operation .................................................................................. 9
3.5 MixInformation....................................................................................................... 10
3.6 RemovingMixfromFreezer ................................................................................... 11
3.7 CleaningtheFreezer.............................................................................................. 11
3.8 Disassembly ofFreezer Parts ................................................................................ 11
3.9 Cleaning the Freezer Parts .................................................................................... 13
3.10 SanitizeFreezerandFreezerParts........................................................................ 13
3.11 AssemblyofFreezer .............................................................................................. 13
3.12 RoutineCleaning ................................................................................................... 14
3.13 PreventativeMaintenance ...................................................................................... 14
3.14 ExtendedStorage.................................................................................................. 17
SECTION 4 - TROUBLESHOOTING............................................................................ 19
4.1 TroubleshootingChart ............................................................................................ 19
4.2 Error Code System ................................................................................................ 21
SECTION 5 - REPLACEMENT PARTS........................................................................ 23
5.1 How to Order Parts ................................................................................................ 23

Fig. Description Page
1 ModelEndura/Futura 131 Freezer ...................................................................... 1
2 Specifications .................................................................................................... 1
3 Warning LabelLocations .................................................................................... 3
4 SpaceandVentilation Requirements.................................................................. 4
5 InstallingTrayandInsert ...................................................................................... 4
6 Power Cord........................................................................................................ 4
7 FloorStand ........................................................................................................ 5
8 PowerCord Connection ..................................................................................... 5
9 Controls ............................................................................................................. 7
10 MixInletRegulator .............................................................................................. 9
11 SanitizingProcedure .......................................................................................... 9
12 CleanControl ..................................................................................................... 9
13 Sanitizing Hopper............................................................................................... 9
14 SpigotOpened and Solution Draining ................................................................ 9
15 Dispensing Product............................................................................................10
16 RemovingMixInlet Regulator..............................................................................11
17 DrainingMix .......................................................................................................11
18 Auger Flight Wear and Front Auger Support Wear..............................................11
19 RemovingFront Door .........................................................................................12
20 Front Door Disassembly.....................................................................................12
21 RemovingAuger Support ...................................................................................12
22 AugerShafts ......................................................................................................12
23 Removing"O" Ring ............................................................................................13
24 Exploded View of Auger.....................................................................................13
25 Exploded View of Front Door .............................................................................14
26 InstallMixInletRegulators ...................................................................................14
27 Condenser and Filter..........................................................................................17
28 Condenser Inspection.........................................................................................17
29 Spigot, Front Door andAugerAssembly ............................................................24
LIST OF ILLUSTRATIONS

1
1.1DESCRIPTION
TheStoeltingEndura/Futura131counterfreezerisgravity
fed.Thefreezerisequippedwithfullyautomaticcontrolsto
provide a uniform product. The freezer is designed to
operatewith almost any type of commercial softserve or
non-dairy mixes available, including ice milk, ice cream,
yogurt,andfrozen dietary desserts.
The freezer is designed to be used with both barrels in
operation.Ifyoudesiretouseonebarrelonly,thefreezer
mustbecleaned, sanitized andfilledwith freshmixdaily.
For more information call your authorized Stoelting
Serviceperson.
Thismanualisdesignedtoassistqualifiedserviceperson-
nelandoperatorsintheinstallation,operationandmainte-
nance of the Stoelting Model Endura/Futura 131 gravity
freezer.
SECTION 1
SPECIFICATIONS
Figure 2. Specifications
InformationPacketLocation
ModelEndura/Futura131-behind
LeftSide Panelor behind the Front
DecorativePanel.
1.2SPECIFICATIONS
Figure 1. Model Endura/Futura 131 Freezer
(ThisfreezerismountedontheoptionalFloorStand.)

2
MODELENDURA/FUTURA131
COUNTERMODEL
GRAVITYFREEZER
Dimensions:
Freezer: 22" (56 cm) wide x 28" (72 cm) deep x 34.75" (88 cm) high
Crated: 28" (71 cm) wide x 35" (89 cm) deep x 38" (96 cm) high
Weight:
Freezer: 370 lbs. (168 kg) Crated: 450 lbs. (204 kg)
Electrical:
Use 20 amp HACR circuit breaker.
Automaticsafeguard circuit built into electronic control -protects major freezer components undernormal operating
conditions.
Cooling
Air cooled requires minimum 3" air clearance on right and left hand side. No clearance needed in the rear.
Water cooled required 3/8" I.D. water supply line and 3/8" I.D. drain line minimum.
Hopper
3Gallons(11.35liters)eachrefrigeratedandinsulated.
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3
SECTION 2
INSTALLATION INSTRUCTIONS
2.1SAFETYPRECAUTIONS
Do not attempt to operate the freezer until the safety
precautionsand operatinginstructions inthis manualare
readcompletelyand arethoroughly understood.
Take notice of all warning labels onthe freezer (Fig. 3).
Thelabels havebeen putthere tohelp maintaina safe
workingenvironment.Thelabels have beendesignedto
withstand washing and cleaning. All labels must remain
legiblefor the life of thefreezer.
Fig. 3. Warning Label Locations
Labels should be checked periodically to be sure they
canbe recognizedas warninglabels.
Ifdanger, warning orcaution labelsare needed, indicate
the part number, type of label, location of label, and
quantityrequired along with your addressand mailto:
STOELTING, INC.
ATTENTION: Customer Service
502 HWY 67
Kiel, Wisconsin 53042-1600
THERMISTOR. HEAT SINK MUST BE
SEE SERVICE MANUAL.
USED WHEN BRAZING ON EVAPORATOR
OUTLET. CHECK RESISTANCE BEFORE
REMOVAL OF THERMISTOR.
UNDER THIS COVER. TEMPERATURE
MUST NOT EXCEED 220°F NEAR
HEAT SENSITIVE THERMISTOR LOCATED

4
Fig. 4. Space and Ventilation Requirements
2.2 SHIPMENT AND TRANSIT
Thefreezerhas beenassembled,operated andin-
spectedat the factory. Upon arrivalat the final destina-
tion, the complete freezer must be checked for any
damagewhich may haveoccurred duringtransit.
Withthe method ofpackaging used, the freezer should
arrivein excellent condition.THE CARRIER ISRE-
SPONSIBLEFORALLDAMAGEINTRANSIT,
WHETHERVISIBLE ORCONCEALED. Do not pay the
freightbill untilthe freezerhas been checked for dam-
age.Have the carrier note anyvisible damageon the
freightbill.
Ifconcealed damaged and/orshortageisfound later,
advisethe carrierwithin 10days andrequest inspection.
Thecustomer mustplace claim for damages and/or
shortages in shipment with the carrier. Stoelting, Inc.
cannot make any claims against the carrier.
2.3FREEZER INSTALLATION
Installationofthefreezer involves movingthefreezer
close to its permanent location, removing all crating,
setting in place, assembling parts, and cleaning.
A. Uncrate thefreezer.
B. Accurate levelingis necessary for correct drainage
offreezer barrel andto insure correctoverrun. Place
a spirit level on top of the freezer at each corner to
check for level condition. If adjustment is necessary,
levelthe freezerby turningthe bottompart of each
legin orout. Then separate freezer base gasket and
install with the seam to the back and the flat to the
bottom.
C. Aircooledfreezersrequire correctventilation.The
right side of the freezer is the air intake and must
have a 3" (7.5cm) clearance. Air discharges out of the
left side of the unit and must have 3" (7.5cm) clear-
ance. Do not obstruct the intake or discharge (Fig.4).
CAUTION
FAILURETOPROVIDEADEQUATEVENTILATIONWILL
VOIDWARRANTY!
D. Place the OFF-ON switch in the OFF position. See
Figure8.
E. Install the drip tray, drain trays, covers and other
miscellaneouspartson the freezer. (Fig. 5)
F. Connect thepower cord.The plugis designed for 208
or230 volt/20 amp duty. Checkthe nameplate on
yourfreezer forproper supply.The unit mustbe
connectedto a properlygrounded receptacle. The
electricalcord furnished as part of the freezer has a
threeprong groundingtype plug (Fig. 6). Theuse of
an extension cord is not recommended. If one must
be used, use one with a wire size 12 gauge or heavier
with a ground wire. Do not use an adaptor to get
aroundgroundingrequirement.
CAUTION
DONOTALTERORDEFORMPLUGINANYWAY!
Figure 5. Installing Tray and Insert
Figure 6. Power Cord