Stoelting SU412 Operator'S Manual Download Page 28

Owner’s Manual #513625 

24 

SU412 Model Machines

pump roller assembly, fi rst with detergent water 
and then clear water.

G. 

Connect the new mix pump hose to the pickup 
hose adapter using the small clamp.

H. 

Feed one end of the mix pump hose into the 
pickup hose side (left) of the black cover.

NOTE

Feed the tube into the clamp so the natural curve of 
the tube is towards the outside of the black cover. 
This prevents the hose from looping around the 
black cover twice.

I. 

Gently push the hose into the black cover until it 
begins to feed.

J. 

Allow the hose to feed itself through the pump 
until about 6” (15cm) remains on the entering 
side.

K. 

Turn pump off.

L. 

Connect the mix pump hose to the elbow fi tting 
(located on the left side of the mix line manifold) 
using a small hose clamp. Be careful not to twist 
the mix hose.

M. 

Turn the pump on.

N. 

Allow the remaining 6” (15cm) of tubing to feed 
through the pump until the hose adapter prevents 
further feeding.

O. 

Turn the pump off.

CAUTION

Risk of Product Damage

Air/Mix Tee must remain below the black cover 
clamp. If the Tee is above the pump, the mix may 
drain into the air compressor, resulting in pump 
damage.

P. 

Connect the free end of the mix pump hose to the 
3-way Tee. When all connections are complete, 
the 3-way Tee must be lower than the black pump 
housing.

Q. 

The pump is now ready to sanitize.

4.11 CAB 

TEMPERATURE 

ADJUSTMENT

Cab temperature is monitored and controlled by two set-
tings on the IntelliTec™ control: CabCutIn and CabCtOut. 
The cut in value determines the temperature at which the 
refrigeration cycle starts. The cut out setting determines 
when the cycle stops. To change the CabCutIn or CabC-
tOut, follow the steps below:

A. 

Press and hold SEL button for 8 seconds. While 
still holding the SEL button, press the up arrow 
button (

). The LCD Screen will read "Display".

B. 

Release both buttons.

C. 

Press the left arrow button (

) three (3) times to 

navigate to the Storage menu.

D. 

Press the up arrow button (

) once to navigate 

to the CabCutIn value. Record this value.

IMPORTANT:

Before making changes to any settings, record 
the original values. If the setting changes do not 
achieve desired results, return settings to their 
original values.

E. 

Press SET button to enter edit mode.

F. 

Press the up arrow button (

) to increase the 

number to the value required. The value increases 
by 1 each time the up arrow button (

) is pressed. 

After the value reaches 9, numbering restarts at 
0.

G. 

Press SET button to save the setting and exit the 
edit mode.

H. 

Press the up arrow button (

) once to navigate 

to the CabCtOut value. Record this value.

I. 

Press SET button to enter edit mode.

J. 

Press the up arrow button (

) to increase the 

number to the value required. The value increases 
by 1 each time the up arrow button (

) is pressed. 

After the value reaches 9, numbering restarts at 
0.

K. 

Press SET button to save the setting and exit the 
edit mode.

L. 

Press the up arrow (

) and left arrow (

) buttons 

to navigate to ExitMenu.

M. 

Press the up arrow button (

) from ExitMenu to 

return to the Mode Screen.

N. Locate 

the 

Specifi cation Sheet for SU412 Control 

behind the header panel and record the new 
values on this sheet.

4.12 

DRIVE BELT TENSION ADJUSTMENT

To check belt tension, follow the steps below:

A. 

Remove a side panel and the back panel.

B. 

Use a Burroughs Belt Tension Gauge to set the 

WARNING

Hazardous voltage

The Main Freezer Power switch must be placed in 
the OFF position when disassembling for servicing. 
The freezer must be disconnected from electrical 
supply before removing any access panel. Failure 
to disconnect power before servicing could result 
in death or serious injury.

Summary of Contents for SU412

Page 1: ...Model SU412 OPERATORS MANUAL Manual No 513625 Rev 4...

Page 2: ......

Page 3: ...built prior to date of change DO NOT ATTEMPT to operate the machine until instructions and safety precautions in this manual are read completely and are thoroughly understood If problems develop or q...

Page 4: ...ecific 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 the...

Page 5: ...ting Controls and Indicators 7 3 3 Emptying the Freezing Cylinder 9 3 4 Disassembly of Machine Parts 9 A Remove Blender 9 B Remove Front Door 10 C Remove Auger 10 D Pump Hose Disassembly 10 3 5 Cleani...

Page 6: ...rrun Adjustment 22 4 9 Mix Pump Hose Reposition 23 4 10 Mix Pump Hose Replacement 23 4 11 Cab Temperature Adjustment 24 4 12 Drive Belt Tension Adjustment 24 4 13 Condenser Cleaning Air Cooled Freezer...

Page 7: ...machine It is equipped with fully automatic controls to provide a uniform product This manual is designed to assistqualifiedservicepersonnelandoperatorswithinstal lation operationandmaintenanceoftheS...

Page 8: ...VAC 60Hz circuit ampacity 19A minimum overcurrent protection device 30A maximum Compressor 11 000 Btu hr Scroll Compressor Drive Motor 3 4 hp Air Flow Air cooled units require 3 7 6 cm air space on b...

Page 9: ...ise the carrier within 10 days and request inspection The customer must place a claim for damages and or short ages in shipment with the carrier Stoelting Inc cannot make any claims against the carrie...

Page 10: ...the left side of the mix line manifold using a small hose clamp Be careful not to twist the mix hose 7 Turn the pump on 8 Allow the remaining 6 15cm of tubing to feed through pump until the hose adap...

Page 11: ...em BCS withThree Bags optional kit The position of the three bags in the mix container is im portant The bag that is connected nearest the outlet of the manifold drains last and should be placed at th...

Page 12: ...f the tubing to a manifold adapter Securewithalargehose clamp 3 Push the manifold adapter with spring and valve into the left port nearest the manifold outlet of the mix inlet manifold and secure with...

Page 13: ...perating control Refer to Figure 3 1 for the location of the operating controls on the machine For the information regarding error codes displayedonthecontrolpanel refertothetroubleshooting section of...

Page 14: ...he freezing cycle stops and the drive motor starts A CLEAN message will display on the LCD screen along with a 5 minute countdown timer If the button is pressed again the timer resets To exit the CLEA...

Page 15: ...ld the blender shaft and turn the agitator counterclockwise b Loosenknobsholdingtheblendersplashshield assembly in place and remove the assembly 3 Remove the knobs on the front door Remove the blender...

Page 16: ...r bleed valve by unscrewing the knob while holding the valve stem from behind Remove the compression spring and push the air bleed valve through the rear of the front door 4 Removethespigotthroughtheb...

Page 17: ...he steel A Clean the rear seal surface at the back of the freezing cylinder B Using sanitizing solution and the large barrel brush provided sanitize the freezing cylinder by dipping the brush in the s...

Page 18: ...with the manufacturer s instructions CAUTION Risk of Product Damage Avoid prolonged contact of sanitizer with machine parts Sanitizer may cause corrosion of stainless steel parts if there is prolonge...

Page 19: ...again will change the value to 0 13 After entering 8 0 press SET to save this value The LCD will read CutOut Set OK 14 Press the SEL button The LCD will read CutOut amps 8 0 15 Press the SEL button t...

Page 20: ...gerated cab E Place the mix pump switch in the ON position F Place a container under the spigot and open the spigot to allow the mix to flush out about 8 ounces 0 23 liters of sanitizing solution and...

Page 21: ...he mix intake or pickup The right sideofthehoseisthemixdischarge Mixisdrawn up the pickup side of the hose and transferred through the discharge side to the machine Fig 3 10 B Air Operation The air co...

Page 22: ...apter and bag adapter if applicable as an assembly from the mix container C Completely disassemble the hose assembly and the check valve Fig 3 11 Place hoses tee checkvalveassembly andpickuphoseadapte...

Page 23: ...use When set all buttons on the control panel are disabled Follow the instructions below to lock the control panel A Press and hold the PUSH TO FREEZE button for at least 5 seconds B While still holdi...

Page 24: ...Suction line temperature on the freezing cylinder and drive motor amps are available on the same screen to assist with setup and troubleshooting Aux Temp F This reading provides the ambient temperatu...

Page 25: ...reat which the freezing cycle starts This value along with the CutOut value determines the range of temperatures or temperature window of the product Decreasing the temperature decreases the temperatu...

Page 26: ...Hopper or 2 Hopper is selected for the Refriger setting Cab Off will not be shown on the IntelliTec menu Cab On If the Refriger value is set to Cabinet and the temperaturesensorinthecabinetfails thiss...

Page 27: ...ollow the steps below to reposition the hose A Run cleaning solution through pump B Turn the pump off and relieve any pressure by opening the spigot C Grasp the pickup hose end of the mix pump hose wi...

Page 28: ...ress and hold SEL button for 8 seconds While still holding the SEL button press the up arrow button The LCD Screen will read Display B Release both buttons C Press the left arrow button three 3 times...

Page 29: ...for any unusual noise or condition and repair immediately B Monthly checks 1 Check drive belts for wear and tighten belts if necessary Refer to section 4 12 2 Check the condenser filter for dirt Refe...

Page 30: ...Owner s Manual 513625 26 SU412 Model Machines...

Page 31: ...r or from product breakdown Another common cause results from a restriction preventing mix fromenteringthefreezingcylinder Checkthemix in the hopper If the level mix is low add mix If there is a possi...

Page 32: ...If the error persists contact your Authorized Stoelting Distributor for further assistance Error Code 9 High Pressure Cutout High Pressure Cutout Errors E9 are usually caused by a dirty or inefficien...

Page 33: ...See Section 3 2 Low overrun setting 2 Raise overrun See Section 4 3 Low pump pressure 3 Check pump pressure 4 Large air pocket in barrel 4 Purge air from barrel 5 Auger turning counter clockwise 5 Ch...

Page 34: ...case turn the pump off Draw 2 3 pints to reduce system pressure to zero Turn pump on Purge remaining air in mix bag and pick up hose Important before connecting the pick up hose to the mix bag remove...

Page 35: ...iately disassemble and clean pump 1 Mix pump hose service life is exceeded 1 Remove mix pump hose Disconnect pump from power source Remove mix pump cover clamp Clean the rollers a small amount of soap...

Page 36: ...Owner s Manual 513625 32 SU412 Model Machines...

Page 37: ...Caution Rotating Blades 1 324200 Decal High Pressure Cut Out 1 324208 Decal Attention Refrigerant Leak Check 1 324346 Decal Caution Hazardous Moving Parts 1 324478 Decal Electrical Box L H 1 324509 D...

Page 38: ...82019 Knob Front Door Black 4 624520 O Ring Air Bleed Valve Black 2 624614 O Ring Spigot Black 2 624678 O Ring Rear Seal Black 2 625314 O Ring Front Door Black 1 667868 Seal Rear Auger Orange 1 694200...

Page 39: ...lender Agitator Collar SU412 1 417010 Grid Drip Tray Metal 1 521026 Blender Agitator SU412 1 674147 Blender Shaft 5 SU412 1 674174 Blender Shaft 7 6 SU412 1 674183 Blender Shaft 6 6 SU412 1 681518 Swi...

Page 40: ...Cone Cab Check Valve 1 696152 Clip Lock Check Valve Cab 3 756067 Tubing 1 4 ID Clear Air Line 25 Increments Per Inch 13 756079 Tubing 3 8 ID Clear Mix Line 25 Increments Per Inch 24 756088 Tubing 1 2...

Page 41: ...se obligations remedies are subject to the conditions that Buyer a signs and returns to Stoelting upon installation the Start Up and Training Checklist for the affected equipment b gives Stoelting pro...

Page 42: ...ed to hoses piping or electrical equipment e Labor and travel charges due to return trips or waiting if the Authorized Stoelting Provider is prevented from promptly starting service work upon arrival...

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