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Dean Portable Filters MF90 Series Installation & Operation Manual

Mf90 series portable filters "u" & "au" configurations
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MF90-65, -80, -110, -126, -160 & -172
"U" & "AU" CONFIGURATIONS
Dean Industries, a member of the Commercial Food Equipment Service Association,
recommends using CFESA Certified Technicians.
Price: $6.00
24-Hour Service Hotline 1-800-551-8633
819-5808
10-00

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Summary of Contents for Dean Portable Filters MF90 Series

  • Page 1 MF90-65, -80, -110, -126, -160 & -172 "U" & "AU" CONFIGURATIONS Dean Industries, a member of the Commercial Food Equipment Service Association, recommends using CFESA Certified Technicians. Price: $6.00 24-Hour Service Hotline 1-800-551-8633 819-5808 10-00...
  • Page 2 Please read all sections of this manual and retain for future reference. Installation, maintenance, and repairs should be performed by your Dean Factory Authorized Service Center. CAUTION DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE VAPORS AND LIQUIDS IN THE VICINITY OF THIS OR ANY OTHER COOKING APPLIANCE.

  • Page 3: Table Of Contents

    INTRODUCTION IMPORTANT INFORMATION INSTALLATION INSTRUCTIONS FILTER OPERATION CLEANING AND MAINTENANCE TROUBLESHOOTING PARTS LIST MF90 Series Portable Filters TABLE OF CONTENTS Page #...

  • Page 4: Introduction

    DEAN PORTABLE MICRO-FLO OIL FILTRATION SYSTEMS CHAPTER 1: INTRODUCTION 1.1 Ordering Parts Customers may order parts directly from their local Factory Authorized Service Center (FASC). See the numbers listed in section 1.2 for information of your nearest FASC. To speed up your order, the following information is required: Model Number Serial Number Optional Features...

  • Page 5: Safety Information

    1.3 After Purchase In order to improve service, have the following chart filled in by the Dean Authorized Service Technician who installed this equipment. Authorized Service Technician/FASC Address Telephone/Fax Model Number Serial Number 1.4 Safety Information Before attempting to operate your unit, read the instructions in this manual thoroughly. Throughout this manual, you will find notations enclosed in double-bordered boxes similar to the ones below.

  • Page 6: Important Information

    DEAN PORTABLE MICRO-FLO OIL FILTRATION SYSTEMS CHAPTER 2: IMPORTANT INFORMATION 2.1 General The MF-90 portable oil filters may be used with a variety of Dean fryers, as well as other manufacturers’ equipment. Oil capacity ranges from 65 to 172 pounds of oil, depending on the model.

  • Page 7: Rating Plate

    2.1 General (cont.) The used oil may be drained by gravity from the fryer into the filter pan, or removed from the fryer by use of a suction/return hose, according to model. The oil is pumped back into the fryer vessel using the same suction/return hose.
  • Page 8 2.4 Unpacking the Filter System Ensure the container is upright. Unpack the filter carefully and remove all accessories from the carton. Do not discard or misplace parts and/or accessories; they will be needed. Any accessories or starter kits included with the unit will be packaged inside the filter tank strapped to the shipping frame.

  • Page 9: Installation Instructions

    DEAN PORTABLE MICRO-FLO OIL FILTRATION SYSTEMS CHAPTER 3: INSTALLATION INSTRUCTIONS 3.1 Assembling The Filter System On initial installation and before each use, remove all loose parts from the filter, wash the filter pan and all accessories in hot, soapy water and dry thoroughly. Water or boil-out solution MUST not be allowed to drain into the filter pan or filter system.
  • Page 10 3.1.1 Filter Paper Configuration (cont.) D. Sprinkle 16 ounces of filter powder on the top filter sheet. Distribute the powder over the filter paper as evenly as possible. If filtering a second frypot immediately after the first, add only 8 ounces of filter powder for the second filtering. E.

  • Page 11: Filter Operation

    DEAN PORTABLE MICRO-FLO OIL FILTRATION SYSTEMS CHAPTER 4: FILTER OPERATION 4.1 General The Dean Portable Filters are designed to operate primarily as an independent filter unit. Operations always start by ensuring the unit is properly plugged in, then rolling the filter to the fryer to be filtered.

  • Page 12: Filter Preparation

    4.2 Filtering Tools These tools are not required, but are recommended to make the filtering task easier. A. Measuring Cup : Used to measure eight ounces by volume of filter powder. B. Scrub Brush: To clean sediment and residue from the filter pan and fry vessel. C.
  • Page 13 4.4 Changing Filter Paper (cont.) Remove and replace the paper as follows: Remove filter cover. Open the locking clips of the hold- down ring and lift the ring out of the filter tank. Roll both ends of the top filter paper into the center, making sure no sediment falls out, and discard.
  • Page 14 4.4 Changing Filter Paper (cont.) Remove and check the support screen cleanliness necessary. Ensure there is no build- up of shortening around the nipple assembly. Check the filter-pan for cleanliness and scrub if necessary; check the drain ports at the bottom rear of the filter pan also.
  • Page 15 4.4 Changing Filter Paper (cont.) Replace the hold-down ring and secure. Replace filter pan cover. 4.5 Unit Operation 1. When filtering, follow these steps: 2. Follow the appropriate Sections 4.3 and 4.4 to prepare your filter for operation. 3. Then position filter under fryer drain valve extension for gravity drain, or near the fryer if the unit is an “AU”...
  • Page 16 4.5 Unit Operation (cont.) 6. Open the fryer door and ensure the filter is in the proper position under the fryer drain valve extension. Lock rear casters to prevent filter movement during the filtering process. The oil temperature of the fryer to be filtered should be approximately 350°F (175°C).
  • Page 17 4.5 Unit Operation (cont.) 8. With oil return nozzle in the vessel, turn filter switch “ON” to begin pumping clean oil into the fryer. Allow the oil to recycle through the fryer for a few seconds to wash out sediment on the bottom of the cooking vessel before closing the drain valve.
  • Page 18 4.5 Unit Operation (cont.) NOTE: After filtering, scrape off debris and sediment accumulated on the filter paper and discard. If using solid shortening, the return hose must be completely drained after filtering, or the shortening will solidify and plug the hose or oil return lines as NOTE: If filtration operations problems are encountered during use, please refer to Chapter 6 in this manual.

  • Page 19: Cleaning And Maintenance

    DEAN PORTABLE MICRO-FLO OIL FILTRATION SYSTEMS CHAPTER 5: CLEANING AND MAINTENANCE 5.1 General Cleaning operations fall into three general categories: Wiping unit clean after each filter session; Cleaning, changing filter paper and preparing the unit for the next day’s business. Weekly cleaning to remove oil deposits and other particles that were previously missed.
  • Page 20 5.3 Daily- Close Of Business At the close of a working day, the last order of business should be to filter the oil in all fryers. When the last fryer is finished, follow these steps: Ensure the flexible hose and pump lines are clear by running the filter pump for an additional 10–15 seconds after air bubbles start coming from the oil return line.

  • Page 21: Troubleshooting

    DEAN PORTABLE MICRO-FLO OIL FILTRATION SYSTEMS CHAPTER 6: TROUBLESHOOTING 6.1 Operating Problems Plugged lines and plugged filter paper account for over 90% of filtration system malfunctions. Troubleshooting flowcharts included in this chapter, provide step-by-step instructions to assist the operator in diagnosing common malfunctions. A.
  • Page 22 6.2 Troubleshooting Flowcharts The following flowcharts contain information to assist the user in diagnosing the most common malfunctions with portable filtration systems. Possible solutions and/or corrective actions are given for each scenario. When utilizing these flowcharts, begin at the top of the diagram, then follow each step in sequence.
  • Page 23 Filter Pump Fails To Pump Oil Filter pump fails to pump oil. If filter unit has a heater, turn heater ON and allow to heat for 20 minutes. Disconnect flexible oil return hose. Make sure it is cool before handling. Try blowing air through the hose.
  • Page 24 Rate Of Oil Return Slowing Rate of oil return to fryer is slowing. Is this the first fryer being filtered during this filtering session? Check the condition of the filter paper in filter pan Is filter paper properly secured in filter pan Replace filter paper, and reinstall hold-down ring.
  • Page 25 Blockage Between Filter Pan and Flex-Hose Valve Possible blockage between filter pan bottom and flex-hose disconnect. Disconnect oil line from filter pan to pump at the pump end. Turn pump ON and allow it to operate for a few seconds to ensure it does not run backwards.

  • Page 26: Wiring Diagrams

    6.3 Wiring Diagrams MF90 Filter Wiring (AU) OFF/ON HEATER SWITCH PUMP REVERSING (OPTIONAL) SWITCH OPTIONAL 7 AMP BLK 1 BLK 4 BLK 8 BLK 5 SWITCH HOUSING BLK 5 BLK 8 BLK 4 BLK 1 MOTOR TERMINAL BOX PUMP 7 AMP SWITCH TIMER SWITCH...

  • Page 27: Parts List

    DEAN PORTABLE MICRO-FLO OIL FILTRATION SYSTEMS CHAPTER 7: PARTS LIST 7.1 MF-90/65, U and AU Configuration...
  • Page 28 7.1 MF-90/65, U and AU Configuration (cont.) ITEM PART # 44272-1 44-0409 1004 1008 1005 2376 2736 1832 1709 44267 44267-2 44267-1 1025 1892-2 1726-1 1059 1013 2083 1989 1014 55016 1350 44287 55220 1687 1061 1765 1012 1057-SC 1011 1076 44291 1644...
  • Page 29 7.1 MF-90/65, U and AU Configuration (cont.) ITEM PART # 1036 1037 1034 55-0007 1081 1678 1385 1083 1541 44-0443 1856 44268 1032 2081 1096 1092 1098 2053 2059 2036 2175 44282 44285 1033 2009 1391 1075 55191 1645-1 55156 1334-PK 1334 55127...
  • Page 30 7.1 MF-90/65, U and AU Configuration (cont.) ITEM PART # 44273 44561 44-0425 1031 44274 44-0828 44-0837 55546 2174 8030002 1049 55030 * Not Illustrated ** For probe heater components, see Section 7.2.1. MF-90/80, 80-LP, 110, 126, 160 and 172 Series, U and AU Configurations COMPONENT Heater Junction Box...
  • Page 31 MF-90/80, 80-LP, 110, 126, 160 and 172 Series, U and AU Configurations (cont.) ITEM PART # 55084 55086 55135 55438 1039 55083 55033 55308 55-0011 55-0004 1038 1054 1053 55120 55121 55190 55437 55189 55059 55187 55186 55019 55020 55021 55046 55022 1003...
  • Page 32 MF-90/80, 80-LP, 110, 126, 160 and 172 Series, U and AU Configurations (cont.) ITEM PART # 55217 55246 1057-SC 55-0064 55016 1016 1726-1 1892-2 1021 6136 2563 55-0070 55-0065 55-0066 55-0068 55210 55228-SC 55115 55220 55245 1004 1005 1008 1009 1010 1011 1013...
  • Page 33 MF-90/80, 80-LP, 110, 126, 160 and 172 Series, U and AU Configurations (cont.) ITEM PART # 1061 1063 1074 1173 2165 2174 55030 55218 8030002 55-0130 55089-1 55089-2 * Not Illustrated 7.2.1 Probe Heater Components, All MF90 U and AU ITEM PART # 1957...
  • Page 34 Dean, 8700 Line Avenue, PO Box 51000, Shreveport, Louisiana 71135-1000 Shipping Address: 8700 Line Avenue, Shreveport, Louisiana 71106 TEL 1-318-865-1711 FAX (Parts) 1-310-327-3343 FAX (Tech Support) 1-318-219-7135 SERVICE HOTLINE Price: $6.00 PRINTED IN THE UNITED STATES 1-800-551-8633 819-5808 10-00...

This manual is also suitable for:

Mf-90/65Mf-90/80Mf-90/110Mf90-126Mf-90/160Mf90-172 ... Show all

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