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Vollrath Stoelting U431 I2 Service Manual

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Model U431I2
SERVICE MANUAL
Manual No.
513661
Rev.0

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Summary of Contents for Vollrath Stoelting U431 I2

  • Page 1 Model U431I2 SERVICE MANUAL Manual No. 513661 Rev.0...
  • Page 3 This manual provides basic information about the machine. Instructions and suggestions are given covering its operation and care. The illustrations and specifi cations 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.
  • Page 4 A Few Words About Safety Safety Information Safety Alert Symbol: Read and understand the entire manual before This symbol Indicates danger, warning or caution. operating or maintaining Stoelting equipment. Attention is required in order to avoid serious per- sonal injury. The message that follows the symbol This manual provides the operator with information contains important information about safety.

  • Page 5: Table Of Contents

    TABLE OF CONTENTS Section Description Page Description And Specifi cations Description ....................1 Specifi cations ..................... 2 Component Settings ................... 3 Refrigeration Diagrams and Wiring Diagrams Refrigeration Diagrams ................5 Wiring Diagrams ..................6 Replacement Parts Brushes, Decals and Lubrication ..............17 Trays ......................

  • Page 7: Description And Specifications

    SECTION 1 DESCRIPTION AND SPECIFICATIONS DESCRIPTION The Stoelting U431 I2 fl oor model machine is pressure fed. It is equipped with fully automatic controls to provide a uniform product. This manual is designed to assist qualifi ed service per- sonnel and operators with installation, operation and maintenance of the U431 I2.

  • Page 8: Specifications

    SPECIFICATIONS U431-I2 A/C U431-I2 A/C Remote U431-I2 W/C Dimensions Machine with crate Machine with crate Machine with crate 26-3/4’’ 34’’ 26-3/4’’ 34’’ 26-3/4’’ 34’’ width (67,9 cm) (86,4 cm) (67,9 cm) (86,4 cm) (67,9 cm) (86,4 cm) 68-3/4’’ 78’’ 67-3/4’’ 78’’...

  • Page 9: Component Settings

    COMPONENT SETTINGS D. TEMPERATURE CONTROL SENSOR The following table shows the relationship between the Following are the settings for the components in the thermistor resistance and the suction line temperature. U431 I2 machine. A. COMPRESSOR WINDINGS °F Resistance °F Resistance When testing the compressor windings the resistance 176950 26100...
  • Page 10 Service Manual #513661 U431 I2 Model Machines...

  • Page 11: Section 2 Refrigeration Diagram And Wiring Diagrams

    SECTION 2 REFRIGERATION DIAGRAM AND WIRING DIAGRAMS REFRIGERATION DIAGRAMS Service Manual #513661 U431 I2 Model Machines...

  • Page 12: Wiring Diagrams

    WIRING DIAGRAMS Service Manual #513661 U431 I2 Model Machines...
  • Page 13 Service Manual #513661 U431 I2 Model Machines...
  • Page 14 Service Manual #513661 U431 I2 Model Machines...
  • Page 15 Service Manual #513661 U431 I2 Model Machines...
  • Page 16 Service Manual #513661 U431 I2 Model Machines...
  • Page 17 Service Manual #513661 U431 I2 Model Machines...
  • Page 18 Service Manual #513661 U431 I2 Model Machines...
  • Page 19 Service Manual #513661 U431 I2 Model Machines...
  • Page 20 Service Manual #513661 U431 I2 Model Machines...
  • Page 21 Service Manual #513661 U431 I2 Model Machines...
  • Page 22 Service Manual #513661 U431 I2 Model Machines...

  • Page 23: Section 3 Replacement Parts

    SECTION 3 REPLACEMENT PARTS BRUSHES, DECALS AND LUBRICATION Part Number Description Quantity C-1000-26C Decal - Made In USA 208135 Brush - 4” X 8” X 16” (Barrel) 208380 Brush - 1/4” X 3” X 14” 208387 Brush - 1/2” X 5” X 24” 208465 Brush - 1”...

  • Page 24: Auger Shaft And Faceplate Parts

    AUGER SHAFT AND FACEPLATE PARTS 667868 667868 1151859 1151859 381804 381804 694200 694200 2110116 2110116 694255 694255 624520 624520 482004 482004 2104552 2104552 624678 624678 4151178 4151178 149003 149003 625133 625133 482019 482019 2177427 2177427 2187811 2187811 2187812 2187812 624664 624664 624598 624598...

  • Page 25: Cab Tubing

    CAB TUBING Part Number Description Quantity 264235 Clamp - Metal (1/4” ID Tubing) 264241 Clamp - Metal (1/2” ID Tubing) 376041 Tee Connector - 3-Way (Stainless) 376097 Elbow - Barbed (1/2”- 1/4”) 558109 Mix Container Only 624607-5 O-Ring - Check Valve Body - Black (5 Pack) 694247 Spring - Check Valve 696152...

  • Page 26: Pump Parts

    PUMP PARTS Part Number Description Quantity 128283 Crank Arm Roller Assy (Requires #652412) 376035 Tee Connector - Air Pressure Switch (Cab) 432003-SV Valve Head Only w/Tubes (Pump) (Cab) 522229 Motor - Pump (Cab) 538306 Nut - Motor Mounting (Cab) 644065 Screw - Rocker Arm (Cab) 650146 Set Screw - Pulley (Cab)
  • Page 27 PUMP PARTS (CONTINUED) Service Manual #513661 U431 I2 Model Machines...

  • Page 28: Spigot Assembly

    SPIGOT ASSEMBLIES 2158082 2158082 694247 694247 718773 718773 718773 718773 3154601 3154601 482004 482004 694247 694247 570961 570961 221619 221619 2203282 2203282 2156997 2156997 2156999 2156999 482039 482039 2157850 2157850 428045 428045 1154703 1154703 696044 696044 625440 625440 2187805 2187805 Part Description Quantity...

  • Page 29: Electrical

    ELECTRICAL 521516 521516 295017 295017 521514 521514 521513 521513 718537 718537 2203058 2203058 332563 332563 719127-SV 719127-SV Part Description Quantity 229148 Cable - IntelliTec2 (Control Board to Display Board) 229158 USB Cable Extension 295017 Contactor (45CG20AG) (IntelliTec2) 332563 Board - Display Module (Display Only) 521513 Board - Program / Power (IntelliTec2) 521514...

  • Page 30: Side View

    SIDE VIEW 357102 357102 202235 202235 743654 743654 718539 718539 295112 295112 342008 342008 230654 230654 762412 762412 375813 375813 762978 762978 231101 231101 458009 458009 231108 231108 DR-0010 DR-0010 718794 718794 282031 282031 282085 282085 282106 282106 282107 282107 Service Manual #513661 U431 I2 Model Machines...
  • Page 31 SIDE VIEW (CONTINUED) Part Description Quantity DR-0010 Drier - Filter (1/4” OD) (Cab Condenser) 202235 Circuit Breaker 230654 Capacitor (Fan Motor) 231101 Cap Tube Only (Mix Line) (Cab) 231108 Cap Tube Only (Cab) 282031 Compressor 3 PH, 380V/480V, 50 Hz 282085 Compressor - 3 PH - 50 Hz 282106...

  • Page 32: Rear View

    REAR VIEW 614220 614220 614231 614231 598000 598000 2147034 2147034 152297 152297 152340 152340 2117987 2117987 2156534 2156534 230622 230622 231075 231075 522853 522853 522856-SV 522856-SV 522869 522869 266018 266018 762277 762277 107315 107315 778027 618180 618180 231047 231047 230638 230638 Service Manual #513661...

  • Page 33: Condensers

    REAR VIEW (CONTINUED) Part Description Quantity 107315 Accumulator 152297 Belt - Smooth (A37KC) (60 Hz) 152340 Belt - Gripnotch (AX41) (Each) (All 50 Hz) 230622 Capacitor - Start (#522856 Motor) 230638 Capacitor - Start (#282082 Compressors) 231047 Capacitor - Run (#282082 Compressor) 231075...

  • Page 34: Cabinet

    3.11 CABINET 355016 355016 736084 736084 719123-SV 719123-SV 162048 162048 522307 522307 423044 423044 128312 128312 396464 396464 128311 128311 2204493 2204493 2187145 2187145 428093 428093 Part Description Quantity 128311 Hinge - Door (Top & Bottom) (Cab) 128312 Mix Container Holder Assembly w/Rollers (Cab) 128312-2-SV Bearings (For #128312)

  • Page 35: Cabinet Condensing Unit

    3.12 CABINET CONDENSING UNIT 162044 162044 423043 423043 284049 284049 522295 522295 230667 230667 618365 618365 368448 282111 282111 Part Number Description Quantity 162044 Blade - Fan (#285073 Condensing Unit) (Cab) 230667 Capacitor - Start (#285073 Condensing Unit) (Cab) 282111 Compressor (#285073 Condensing Unit) (Cab)

  • Page 36: Panels & Screws

    3.14 PANELS & SCREWS Part Number Description Quantity 647653 Screw - Panel (Header & Drip Tray Support) 647899 Screw - Panel (Side, Rear & Drip Tray Support Sides) 649114 Screw - Panel (Front) 2187133 Panel - Upper Back (Air-Cooled) 2187851-SV Panel - Lower Back (50 Hz) 2202148-SV Panel - Upper L.H.
  • Page 37 DOMESTIC WARRANTY (Including Mexico) SOFT SERVE / SHAKE EQUIPMENT 1. Scope: PW Stoelting, L.L.C. (“Stoelting”) warrants to the first user (the “Buyer”) that the freezing cylinders, hoppers, compressors, drive motors, speed reducers, and augers of Stoelting soft serve / shake equipment will be free from defects in materials and workmanship under normal use and proper maintenance appearing within five (5) years, and that all other components of such equipment manufactured by Stoelting will be free from defects in material and workmanship under normal use...

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