ELECTRO FREEZE SLX400 Operator's Manual With Replacement Parts List
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ELECTRO FREEZE SLX400 Operator's Manual With Replacement Parts List

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Operator's Manual
with Replacement Parts List
SOFT SERVE
TWIST MODEL
S
LX400, SLX400E,
SLX500
184584 6/14/13
H.C. Duke & Son, LLC
P/N 184584 June 14, 2013
Printed in USA

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Summary of Contents for ELECTRO FREEZE SLX400

  • Page 1 Operator's Manual with Replacement Parts List SOFT SERVE TWIST MODEL LX400, SLX400E, SLX500 184584 6/14/13 H.C. Duke & Son, LLC P/N 184584 June 14, 2013 Printed in USA...
  • Page 2 Operator's Manual for the Electro Freeze Model SLX400, SLX400E and SLX500 Soft Serve Freezers All contents © Copyright 2013 H.C. Duke & Son, LLC, 2116 Eighth Avenue, East Moline Illinois 61244...
  • Page 3 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 SAFETY FIRST! Follow these four steps to safety ..1. Recognize Safety Information ..Look for this safety alert symbol throughout this manual. When you see this symbol on your freezer or in this manual, be alert to the potential for personal injury.
  • Page 4 ELECTRO FREEZE Soft Serve Model SLX400, SLX400E, SLX500 SAFETY FIRST! 3. Follow Safety Instructions ..Read and understand all safety messages in this manual. Read and understand the decal safety messages on your freezer. Take notice of the location of all decals on the freezer and keep the safety decals in good condition.

  • Page 5: Safety Decal Locations

    ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Safety Decal Locations Do not attempt to operate the freezer until You may contact your local authorized all safety precautions and operating Electro Freeze Distributor, as follows: instructions in this manual are read and understood.
  • Page 6 ELECTRO FREEZE Soft Serve Model SLX400, SLX400E, SLX500 Safety Decal Locations (continued) Hazardous rotating beater shaft. Do not HC165025-04 operate unit with dispense head removed. Before removing dispense head: Located behind 1. Turn all control switches to "OFF", and the head 2.

  • Page 7: Table Of Contents

    Note to Installer ..................1 2.1 Uncrating and Inspection ................2 2.2 Installation ..................... 3 2.3 Electrical Requirements - Models SLX500 and SLX400 ......... 3 2.4 Electrical Requirements - Model SLX400E ............ 4 2.5 Electrical Connections ................... 4 Specifications ..................5 3.1 Particulars.
  • Page 8 ELECTRO FREEZE Soft Serve Model SLX400, SLX400E, SLX500 Table of Contents (continued) Operator Controls & Indicators (continued) 6.12 Left Side Beater "OFF" Button ..............15 6.13 Arrow Buttons ....................15 6.14 Power Switch ....................16 6.12 Mix Feed Tube & Regulator ................ 16 Operator Display Hidden Menu ........

  • Page 9: Introduction

    Note to Installer This freezer must be installed and serviced by an Electro Freeze Distributor or authorized service technician in accordance with the installation instructions. After installation the warranty registration card must be completed and re- turned to validate the warranty.

  • Page 10: Uncrating And Inspection

    ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Uncrating and Inspection CAUTION punctured, note the damage on the Be sure to properly carrier’s freight bill and notify the support the machine when carrier’s local agent immediately. removing bolts and installing legs or casters.

  • Page 11: Installation

    ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Installation 4. Air cooled model SLX500 will CAUTION need an air deflector if the unit is to be All materials and placed against a rear wall. The 6” wide x connections must conform 21-7/8”...

  • Page 12: Electrical Requirements - Model Slx400E

    ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Electrical Requirements - Model SLX400E ONLY 3. Supply voltage must be within CAUTION ±10% of voltage indicated on the nameplate. To prevent accidental electrical shock, a 4. An easily accessible main power...

  • Page 13: Specifications

    ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Specifications Particulars Width (in/cm) ......22-1/8 / 56.2 Height (in/cm) ....60-11/16 / 154.15 Depth (in/cm) ......30-1/8 / 76.52 SLX500 SLX400 SLX400E Weight (lb/kg) ......... 539 / 244 ....... 500 / 226 ...... 475 / 215 Cylinder Compressor ..

  • Page 14: Data Plate

    ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Data Plate Figure 3-1 The data plate provides important information that the operator should record and have available for parts ordering, warranty inquiries and service requests. Reference Information Fill in the following information as soon as you receive your Electro Freeze SLX400 series or SLX500 freezer.

  • Page 15: Installation Date

    ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Installation Date Fill in the date of installation, and the name, address, and phone number of the installer in the space provided below. This information will be needed when ordering parts or service for the freezer.

  • Page 16: Virtual Quality Management System (Vqm)

    This board has many connectors on it and is responsible for the main operations of the unit. Membrane Switch: .... The black Electro Freeze decal visible on the front of the unit, which houses the hidden operator, technician, soft, and hard keys used to navigate the menus Single Hyst: ......
  • Page 17 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Virtual Quality Management System (VQM) Terminology (continued) Temp. Comp.: ....Temperature comparison, utilized when the slope feature is turned on. It prevents the system from seeing the slope temperature curve until a determined temperature is reached.

  • Page 18: Part Names And Functions

    ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Part Names and Functions Figure 5-1 Head Assembly The following descriptions refer to figure 5-1. The number preceding the part name corre- sponds to the number in the figure. 1 HEAD - DISPENSE...
  • Page 19 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Part Names and Functions (continued) Figure 5-2 Beater Shaft Assemblies The following descriptions refer to figure 5-2. The number preceding the part name corre- sponds to the number in the figure. BAR - BREAKER...
  • Page 20 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Part Names and Functions (continued) MIX FEED TUBE REGULATOR O RING Figure 5-3 Mix Feed Tube Assembly The following descriptions refer to figure 5-3. The number preceding the part name corre- sponds to the number in the figure.

  • Page 21: Operator Controls & Indicators

    ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 6 Operator Controls and Indicators Press to enter Operator Mode (Hidden button) Figure 6-1 CAUTION The following paragraphs describe the Test operation of the head operator controls. Refer to Fig. 6-1 for switch prior to placing the numbered items in description.

  • Page 22: Left Side Controls

    ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Operator Controls ( continued) Left Side Controls Indicates controls for left side cylinder and hopper. “Right” Indicates controls for right side of freezer. Indicates Mode of Operation There are three primary modes of operation:...

  • Page 23: Night Mode Button

    ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Function Buttons (Four) Press the function button directly below icon to activate the “Night” mode of operation. Freeze Mode Button Press button will activate the automatic freeze mode and return display to main screen.

  • Page 24: Power Switch

    ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Operator Controls (continued) 6.14 Power Switch See Figure 6-3 In the “ON” position, power is supplied to the beater motors. Use this position to operate the freezer. Select the ”OFF” position for disassembly and cleaning.

  • Page 25: Operator Display Hidden Menu

    ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Operator Display Menus using the left or right Arrow Buttons, once To Enter the Operator Menu, push and hold you have reached the desired setting the hidden button under the F for 3 press select (SEL) one more time, the seconds (Figure 7-1).
  • Page 26 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Operator Display Menus (continued) Below is a list of the Operator’s menu categories. Operator’s Menu Options Basic Settings • Actual Temps • • Active Errors Lockouts • Screen Settings • • Date/Time Last Clean •...
  • Page 27 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Operator Display Menus (continued) Screen Settings: Operator can select “Yes” or “No” to the following functions: Show alternate moon (shape) Y or N Use Beep Function Y or N (Unit will or will not beep when a button is pressed)

  • Page 28: Disassembly And Cleaning

    ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Disassembly and Cleaning The cleaning and sanitizing instructions CAUTION explained in this manual are required to To avoid electrical shock or maintain a clean, sanitary freezer. The contact with moving parts, freezer should be disassembled, cleaned,...

  • Page 29: Disassembly Instructions

    ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Disassembly Instructions CAUTION To avoid electrical shock or contact with moving parts, make sure the control pad is “OFF” and that the power switch is “OFF”. It is important that the freezer be disassembled, washed, lubricated and sanitized before operation.
  • Page 30 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Disassembly Instructions (continued) 3. From the dispense head (1, figure MIX FEED 8-2) remove the handle pin (7), handles TUBE (9,10),plungers (5,3) and nozzles (11) . Remove head o-rings (2) and the o-rings from plungers (4) .

  • Page 31: Cleaning Instructions

    ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Cleaning Instructions The cleaning instructions explained in this section are procedures to remove bacte- ria and maintain a clean, sanitary freezer. The soft serve freezer must be disas- sembled, washed and sanitized according to the instructions in this manual. Always sanitize before start-up to ensure the best possible cleanliness.
  • Page 32 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Cleaning Instructions (continued) 3. Rinse parts with clear water and place in sanitizing solution for 5 minutes. Important: Do not leave parts in sanitizer for more than 15 minutes. 4. Place parts on a clean surface and allow to air dry 5.

  • Page 33: Assembly

    ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Assembly Correct assembly of the freezer is essential to prevent leakage of the product and damage to the freezer. To assemble the freezer you will need an approved lubricant, such as Petrol Gel. Make sure all parts of the assemblies have been washed and sanitized before assembling.
  • Page 34 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Assembly (continued) Note: Item 10 center handle is longer. Figure 9-4 Head Assembly 8. Install and lubricate the O-rings (4, 11. Install the dispensing head onto the figure 9-4) (see O-ring Chart - Replacement...
  • Page 35 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Assembly (continued) MIX FEED TUBE REGULATOR O RING Figure 9-5 Mix Feed Tube Assembly 14. Re-install drip tray and insert on the freezer. 184584...

  • Page 36: Start-Up Instructions

    ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Start-up Instructions 10.1 Sanitizing Important: The washing and sanitizing instructions Do not use unapproved sanitizers or explained in this section are procedures laundry bleach. These materials may to remove bacteria and maintain a clean, contain high concentrations of chlorine sanitary freezer.
  • Page 37 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 10.1 Sanitizing (continued) 5. Sanitize the inside of the hopper covers. 6. Reconnect main power supply. Place the power switch in the “ON” position. Important: Do not use the freeze position with water or sanitizer in the cylinder.

  • Page 38: Priming

    ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 10.2 Priming Priming the freezer removes all excess sanitizer from the freezing cylinder, and sets the proper overrun for the first cylinder of MIX FEED TUBE product. 1. Make sure that your hands, fore-...

  • Page 39: Priming Instructions

    ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 10.2.2 Priming Instructions for Freezers Built into a Wall 1. Place a bucket under the dispense head. Remove the actuator rod from the spigot. Leave spigot open. (figure 10-4) 2. Fill mix hopper with one gallon of mix and allow mix to push out remaining sanitizer.

  • Page 40: Closing Procedures

    ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Closing Procedures 11.1 Night Switch Operation 1. In areas where state and local health codes allow, the freezer may be switched to night operation, which will allow the freezer to cycle all night and º...

  • Page 41: Draining Product

    ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 11.2 Draining Product from Freezer Note: It is your responsibility to be aware 7. Dispense the cold water. Brush of and conform to the requirements for residue off hopper walls and drain.

  • Page 42: Soft Serve Information

    ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Soft Serve Information 12.1 Overrun As mix is frozen in the freezing cylinder, 3. Replace liquid mix with frozen air is incorporated into the mix to in- product, being sure to leave no voids or crease its volume, as well as enhance air spaces in the container.

  • Page 43: Routine Maintenance

    ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Routine Maintenance Electro Freeze recommends the following schedule to help maintain your freezer in like-new operating condition. Take the time to learn and perform these routine procedures and receive in return many years of valuable service from your freezer.
  • Page 44 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Routine Maintenance (continued) MONTHLY 1. Test Head Switch. 2. Water Condenser. Check the outlet water temperature of The head switch feature is designed to water-cooled condensers at the floor prevent the beater shaft from being acci- drain.
  • Page 45 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Routine Maintenance (continued) ANNUALLY QUARTERLY CAUTION 1. Have your Electro Freeze Distributor To avoid electrical shock or check the refrigeration system and make the contact with moving parts, necessary adjustments. make sure the control pad is “OFF”...
  • Page 46 USE ONLY ORIGINAL OR AUTHORIZED REPLACEMENT PARTS WITH THIS FREEZER. If you have any questions on items that are not included in this schedule or problems that require service assistance, please call your local distributor or H.C. Duke & Son, LLC, Electro Freeze, Service Department for factory service assistance.

  • Page 47: Troubleshooting Tables

    PERSONAL INJURY. DO NOT ATTEMPT TO CONTINUE UNTIL THE SAFETY PRECAUTIONS ARE THOROUGHLY UNDERSTOOD. CAUTION All maintenance adjustments must be done by an Electro Freeze distributor or authorized service technician. CAUTION To avoid electrical shock or contact with moving parts, make sure all switches are in the “OFF”...
  • Page 48 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Trouble Shooting Tables (continued) PROBLEM PROBABLE CAUSE REMEDY Unit does not Freezer unplugged. Plug in freezer. operate. Fuse or breaker blown at main Make sure your freezer is connected to a disconnect.
  • Page 49 ELECTRO FREEZE Soft Serve Model SLX400, SLX400E, SLX500 Trouble Shooting Tables (continued) PROBLEM PROBABLE CAUSE REMEDY Dispensed Dirty or blocked condenser, restricted Unblock condenser or have cleaned by product too soft. air flow. your Electro Freeze distributor. Component failure. Contact your local service company.
  • Page 50 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Trouble Shooting Tables (continued) PROBLEM PROBABLE CAUSE REMEDY Freezer runs Plunger switch rod engaged. Close plunger completely. continually and product gets too Plunger switch (side or center) out of Contact your Electro Freeze distributor for cold.
  • Page 51 ELECTRO FREEZE Soft Serve Model SLX400, SLX400E, SLX500 Trouble Shooting Tables (continued) PROBLEM PROBABLE CAUSE REMEDY Compressor Low line voltage. Ask power company to check voltage, does not start increase voltage to not less than 10% – hums below data plate rating or install intermittently transformer.
  • Page 52 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Trouble Shooting Tables (continued) PROBLEM PROBABLE CAUSE REMEDY Unit operates Dirty condenser. Have condenser cleaned by your long or Electro Freeze distributor. continuously. Shortage of refrigerant. Contact your Electro Freeze Distributor for service.
  • Page 53 ELECTRO FREEZE Soft Serve Model SLX400, SLX400E, SLX500 14.1 Virtual Quality Management (VQM) System   DisplayTrouble Shooting Messages Action taken What the Method to in unit when Detailed Probable cause of display reset Remedy error is description Error Code will read...
  • Page 54 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 14.1 Virtual Quality Management (VQM) System   DisplayTrouble Shooting Messages (continued Action taken What the Method to in unit when Detailed Probable cause of display reset Remedy error is description Error Code...
  • Page 55 REPLACEMENT PARTS MANUAL with ILLUSTRATIONS SOFT SERVE TWIST MODEL UALITY ARTS PROTECT LX400, YOUR EQUIPMENT SLX400E, SLX500 184584-01 6/14/13 REEZER XCELLENT ONDITION LWAYS ONTACT LECTRO REEZE ISTRIBUTOR EPLACEMENT ARTS H. C. Duke & Son, LLC P/N 184584-01 June 14, 2013 Printed in U.S.A.
  • Page 56 PART II ILLUSTRATIONS Figure 1 ..Head Assembly ..........1 Figure 2 ..SLX400 Beater Shaft Assembly ..... 2 Figure 3 ..SLX500 Beater Shaft Assembly ..... 3 Figure 4 ..Mix Feed Tube Assembly ........ 4 Figure 5 ..Contactor Box ..........5 Figure 6 ..
  • Page 57 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Figure 1 Head Assembly Item Part No. Description * ....HC121186 ... Head-Assy. Dispense ADA 1 ....HC196295 ... Head-Dispensed Molded (Head only)(Black) 2 ....HC160583 ... O-ring (Head) 3 ....HC137174 ... Plunger-Side Self Dispense 4 ....
  • Page 58 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Figure 2 SLX400 Beater Shaft Assembly Item Part No. Description 1 ....HC196297 ....Bar-Breaker 2 ....HC121139 ....Shaft- Assy. Beater 3 ....HC141236 ....Blade-Scraper (Non-Rev) 4* ....HC160557 ....Seal-Beater Shaft 5* ....
  • Page 59 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Figure 3 SLX500 Beater Shaft Assembly Item Part No. Description 1 ....HC196301 ....Bar-Breaker 2 ....HC120866 ....Shaft- Assy. Beater 3 ....HC141009 ....Blade-Scraper (Non-Rev) 4* ....HC160557 ....Seal-Beater Shaft 5* ....
  • Page 60 Item Part No. Description * ....HC121252-01 ... Tube- Assy Mix Feed Complete Short (SLX400) * ....HC121252 ....Tube- Assy Mix Feed Complete Long (SLX500) 1 ....HC121251-01 ... Tube-Rear Mix Feed Short (SLX400) or ....HC121251 ....Tube-Rear Mix Feed Long (SLX500) 2 ....
  • Page 61 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Figure 5 Contactor Box Item Part No. Description 1 ..IC574100325 ..Transformer 1~ 75VA TA-1- 81142 Standard 2 ..HC150076 ..Contactor-3P 25A 24V Coil BF25 (Compressor/Fan) 3 ..HC150076 ..Contactor-3P 25A 24V Coil BF25 (Beater Motor) 4 ..
  • Page 62 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 (QTY 9) Figure 7 Control Center Item Part No. Description 1 ..HC151701 ..... Board-PC Main 2 ..HC150078 ..... Relay-Miniature SPDT 12VDC Coil 2A ..HC150165 ..... Socket-Miniature Relay SPDT 2B ..HC150166 ..... Clip-Miniature Relay Retaining 3 ..
  • Page 63 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Figure 8 Switch Assembly Item Part No. Description * ....HC118095 ....Switch-Assy. Plunger Side LH (Complete) 1 ....HC114174 ....Guide-Assy. Push Rod 2 ....HC140701 ....Plate-Switch 3 ....HC150477 ....Switch-Roller Actuator SPDT 4 ....
  • Page 64 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Figure 9 Panel View (Sheet 1 of 2) Hardware for Panels Panel Screw Nut-Speed Spacer Nut-Speed on Frame Dispense HC160076 HC159132 Front HC160076 HC159132 HC159067 Rear HC160048 HC160117 Side HC159219 HC160114 HC138456...
  • Page 65 (Sheet 2 of 2) Item Part No. Description 1 ... HC121132 ....Panel-Assy. Hopper and Top (SLX400 Series) or ..HC121179 ....Panel-Assy. Hopper and Top (SLX500) 2 ... HC196298 ....Cover-Hopper 3 ... HC121191 ....Panel-Assy. Rear A/C (Air Cooled) 4 ...
  • Page 66 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Figure 10 Assembly View 184584-01...
  • Page 67 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Figure 10 Assembly View Item Part No. Description Item Part No. Description or ..HC121256 ..Compressor-Assy 208-230/1/60 1 ..HC121252-01 .. Tube-Assy. Mix Feed (See Figure 4) ZS15KAE (SLX500) includes or ..HC121252 ..Tube-Assy. Mix Feed (See Figure 4) 2 ..
  • Page 68 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 Accessories Part No. Description HC196103 ....Bottle-Wash 500 ml HC158009 ....Brush-4 in. w/o handle (Handle p/n HC158012) HC158003 ....Brush-7/16 & 1-1/8 Double End HC158077 ....Brush-9/16 in w/36 in. handle HC162105 ....
  • Page 69 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 184584-01...
  • Page 70 ELECTRO FREEZE Soft Serve Models SLX400, SLX400E, SLX500 184584-01...

This manual is also suitable for:

Slx400eSlx500

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