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Summary of Contents for Stoelting SU412
- Page 1 Model SU412 OPERATORS MANUAL Manual No. 513625 Rev.4...
- Page 3 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 questions arise in connection with installation, operation, or servicing of the machine, contact Stoelting. Stoelting Foodservice Equipment Customer Service: 888.429.5920...
- Page 4 CAUTION If you need to replace a part, use genuine Stoelting The signal word “CAUTION” indicates a potentially parts with the correct part number or an equivalent hazardous situation, which, if not avoided, may result part.
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Page 5: Table Of Contents
TABLE OF CONTENTS Section Description Page Description and Specifi cations Description ....................1 Specifi cations ..................... 2 Installation Instructions Safety Precautions ..................3 Shipment and Transit .................. 3 Machine Installation ..................3 Installing Permanent Wiring ................ 3 Mix Pump ....................4 Mix Pump Hose Installation.................. - Page 6 Section Description Page Maintenance and Adjustments Freezer Adjustment ..................19 Product Consistency Adjustment ..............19 Locking the Control Panel ................19 Obtaining Readings and Modifying Settings (Service Personnel Only) ..19 Readings (Service Personnel Only) ............20 Adjustments (Service Personnel Only) ............21 Other Settings (Service Personnel Only) ............
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Page 7: Description And Specifi Cations
SECTION 1 DESCRIPTION AND SPECIFICATIONS DESCRIPTION The SU412 is an ultra high capacity fl oor model shake machine. It is equipped with fully automatic controls to provide a uniform product. This manual is designed to assist qualifi ed service personnel and operators with instal- lation, operation and maintenance of the SU412 machine. -
Page 8: Specifi Cations
Water cooled units require 1/2” N.P.T. water and drain fi ttings. Maximum water Plumbing Fittings pressure of 130 psi. Minimum water fl ow rate of 3 GPM. Ideal EWT of 50°-70°F Hopper Volume 8 gallons (30,29 liters) Freezing Cylinder 2.1 gallon (7,95 liters) Volume Owner’s Manual #513625 SU412 Model Machines... -
Page 9: Installation Instructions
Machines that have a water cooled condenser require 1/2” NPT supply and drain fi ttings. customer must place a claim for damages and/or short- ages in shipment with the carrier. Stoelting, Inc. cannot make any claims against the carrier. 2.4 INSTALLING PERMANENT WIRING To install wiring follow the steps below: 2.3 MACHINE INSTALLATION... -
Page 10: Mix Pump
Gently push the hose into the black cover until it B. MIX PICKUP HOSE INSTALLATION begins to feed. The SU412 machine may be connected to the standard Allow the hose to feed itself through the pump mix container or up to three prepacked mix bags. Follow until about 6”... - Page 11 The mix low level indicator relies on Last proper bag placement. Connect 3/8” (9,5mm) ID plastic food grade tubing to a bag adapter. Secure with hose clamps. Figure 2-4 BCS Mix Inlet Manifold Owner’s Manual #513625 SU412 Model Machines...
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Page 12: Mix Low Level Indicator Adjustment
Connect the bag adapter attached to the left side of the manifold (closest to the mix outlet) to the Bag Adapter mix bag in the back of the mix container. Figure 2-5 Bag Connection System (Optional) Owner’s Manual #513625 SU412 Model Machines... -
Page 13: Initial Set-Up And Operation
When the switch is in the ON position, the machine is operational. Blender Power Off/ Freezing On Circuit Breaker Cylinder Off/On IntelliTec™ Control (See Figure 3-2) Main Freezer Power Off/On Pump Off/On Cab Off Indicator Light Figure 3-1 Machine Controls Owner’s Manual #513625 SU412 Model Machines... - Page 14 (SU412 models). When the switch is in the mix left in the mix container or when one bag of the Bag OFF position, there is no power to the blender.
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Page 15: Emptying The Freezing Cylinder
Press the Clean button and let the augers rotate dropping. for at least 30 seconds. Open the spigots to drain the water. If it is not clear, allow the cylinder to refi ll with water and drain it again. Owner’s Manual #513625 SU412 Model Machines... -
Page 16: Remove Front Door
14 days. Refer to Section 3.13 for cleaning instruction. Follow the steps below for normal cleaning procedure. Disassemble the check valve by removing the lock clip. Remove the check valve and spring. Remove the o-rings from the assembly. Owner’s Manual #513625 SU412 Model Machines... -
Page 17: Cleaning The Machine
Install the plastic fl ights onto the rear of the auger and insert it partway into the freezing cylinder. Install the remaining plastic fl ights, push the auger into the freezing cylinder and rotate it slowly until the auger engages the drive shaft. Owner’s Manual #513625 SU412 Model Machines... -
Page 18: Sanitizing
2 gallons of 90°F to 110°F (32°C to 43°C) water. Allow sanitizer to contact the surfaces to be sanitized for 5 minutes. Any sanitizer must be used only in accordance with the manufacturer’s instructions. Owner’s Manual #513625 SU412 Model Machines... -
Page 19: Initial Freeze Down And Operation
3.9 INITIAL FREEZE DOWN AND OPERATION C. INITIAL FREEZE DOWN Place the Freezing Cylinder OFF/ON switch in Every Stoelting soft serve machine needs to be set on site. the ON position. The following adjustment will provide optimal product Press the PUSH TO FREEZE button. -
Page 20: Serving Product
(followed by sleep mode) and remain On SU412 model, push the spigot handle to the there until someone draws product or presses the right to activate the blender. The blender will PUSH TO FREEZE button. -
Page 21: Mix Information
Open the spigot to relieve the remaining pressure. If an adjustment becomes necessary, refer to Press the CLEAN button to stop the auger and Section 4. place the Main Power OFF/ON and Freezing Cylinder OFF/ON switches in the OFF position. Owner’s Manual #513625 SU412 Model Machines... -
Page 22: Disassembly And Inspection Of Removable Parts
Carefully inspect each part for wear or damage. Replace worn or damaged parts. Wash the feed tube and the air tube in the cabinet with 90° to 110°F detergent water and brushes provided. Rinse with clean, 90° to 110°F water. Owner’s Manual #513625 SU412 Model Machines... -
Page 23: Maintenance And Adjustments
() from ExitMenu to return to the current mode display. Modifying Control Settings To change the value of a system function, locate the function on the IntelliTec™ Settings Menu and follow the steps below. Figure 4-1 Membrane Switch Owner’s Manual #513625 SU412 Model Machines... -
Page 24: Readings (Service Personnel Only)
If power is interrupted, the Aux. Temp (°F) timer will stop until power is restored. This timer This reading provides the ambient temperature does not reset. around the IntelliTec™ control board. Owner’s Manual #513625 SU412 Model Machines... -
Page 25: Adjustments (Service Personnel Only)
3-10. stir cycles. The stir cycle occurs in “Serve Mode”, “Standby Mode”, and “Sleep 2 Mode”. On Time (sec) Increasing this value will increase the length of the freezing cycle during “Standby Mode”. Owner’s Manual #513625 SU412 Model Machines... -
Page 26: Overrun Adjustment
The mix pump has been preset at the factory to produce the storage refrigeration cycle. The setting for a product with approximately 40% overrun. Because of the SU412 is Cabinet. differences in mix formulation, temperatures and baro- CabCutIn (°F) metric pressure, this fi gure may vary. It will be necessary... -
Page 27: Mix Pump Hose Reposition
6:00 position. on the pickup hose end until 12 to 14 inches of Use a brush that fi ts in the opening and clean the tubing has fed through the pump then turn the Owner’s Manual #513625 SU412 Model Machines... -
Page 28: Cab Temperature Adjustment
Air/Mix Tee must remain below the black cover clamp. If the Tee is above the pump, the mix may Locate the Specifi cation Sheet for SU412 Control drain into the air compressor, resulting in pump behind the header panel and record the new damage. -
Page 29: Condenser Cleaning (Air-Cooled Freezers)
It is recommended that a preventative maintenance schedule be followed to keep the freezer clean and op- erating properly. The following steps are suggested as a preventative maintenance guide. The United States Department of Agriculture and the Food Owner’s Manual #513625 SU412 Model Machines... - Page 30 Owner’s Manual #513625 SU412 Model Machines...
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Page 31: Troubleshooting Error Codes
The refrigeration If the error persists after attempting to clear it, is never stopped and the machine will continue contact your Authorized Stoelting Distributor for to operate normally. further assistance. Error Code 2 - High Torque... - Page 32 On switch in the Off position and back in the Off position and back in the On position. If the On position. If the error persists, contact your error persists, contact your Authorized Stoelting Authorized Stoelting Distributor for further Distributor for further assistance.
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Page 33: Troubleshooting - Machine
2. Cab door is open. 2. Close the cab door. Mix temperature 1. Temperature control set too cold. 1. Increase CabCtOut and CabCutIn (See too cold in cab. Section 4) Owner’s Manual #513625 SU412 Model Machines... -
Page 34: Troubleshooting - Mix Pump
2. Tighten all hose clamps. Overrun too low or no overrun. 3. Air compressor not pumping air. 3. Contact local Stoelting Distributor. 4. Air check valve in backwards. 4. Check arrow for direction of fl ow. Owner’s Manual #513625 SU412 Model Machines... - Page 35 4. Pump motor not running. 4. Turn on motor switch. Air exiting mix pick- 1. Pickup tube check valve missing. 1. Contact local Stoelting Distributor. up hose. 1. Overrun setting too high. 1. Decrease overrun setting. 2. Mix pump hose service life is 2.
- Page 36 Owner’s Manual #513625 SU412 Model Machines...
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Page 37: Replacement Parts
Decal - Wired According To 324584 Decal - Adequate Ventilation 3” 324686 Decal - Danger Automatic Start 324803 Decal - Domed Stoelting Logo (Large) (Header Panel) 324804 Decal - Domed Stoelting Swirl (Header Panel) 324825 Decal - Main Freezer Power 324826... -
Page 38: Auger Shaft And Front Door Parts
Spring - Air Bleed Valve 694275 Spring - Auger Flight (6” Barrel) 2183597-SV Front Door w/Pins & Air Bleed Valve 2183755 Valve - Air Bleed 2183772 Spigot Body 2183970 Adapter - Rear Seal (Code 4) 2204311 Auger Shaft Owner’s Manual #513625 SU412 Model Machines... -
Page 39: Blender Parts And Drip Tray
274031 674174 521026 417010 681518 744287 Part Number Description Quantity 274031 Blender Agitator Collar (SU412) 417010 Grid - Drip Tray (Metal) 521026 Blender Agitator (SU412) 674147 Blender Shaft (5”) (SU412) 674174 Blender Shaft (7.6”) (SU412) 674183 Blender Shaft (6.6”) (SU412) -
Page 40: Cab Tubing Assembly
Check Valve - Mix In Line (Outer) (Cab) 2177274 Clip - Retaining (Mix Probe To Cover) (Cab) 2202059 Pick-Up Tube - Mix (Cab) 3177229 Cover - Rear (Mix Container) (Cab) 3177262 Cover - Front (Mix Container) (Cab) Owner’s Manual #513625 SU412 Model Machines... - Page 41 Stoelting’s sole obligations, and Buyer’s sole remedies, for any breach of this warranty shall be, at Stoelting’s option, one of the following: repair or replacement of the affected component at Stoelting’s plant in Kiel, Wisconsin, or refund of the purchase price of the affected Equipment. Stoelting, through an Authorized Stoelting Provider, will deinstall/reinstall the affected component from/into the equipment (“Labor”) for the period listed below in the Warranty...
- Page 42 Costs not covered by the Stoelting Travel Pay policy. Stoelting covers only the first trip travel which is a flat rate by mileage one- way from the service company’s home location to the job site. The flat rate is calculated as follows:...
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