Welbilt Dean MF90 Series Installation & Operation Manual
Welbilt Dean MF90 Series Installation & Operation Manual

Welbilt Dean MF90 Series Installation & Operation Manual

Portable filtration systems

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MF90-80, -80LP & -110 Models
"U" & "AU" CONFIGURATIONS
PARTS LIST
INCLUDED
Dean, a member of the Commercial Food Equipment Service Association, recommends using
CFESA Certified Technicians.
12/2017
24-Hour Service Hotline 1-800-
*8195934*
551-8633

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Summary of Contents for Welbilt Dean MF90 Series

  • Page 1   MF90-80, -80LP & -110 Models "U" & "AU" CONFIGURATIONS PARTS LIST INCLUDED Dean, a member of the Commercial Food Equipment Service Association, recommends using CFESA Certified Technicians. 12/2017 24-Hour Service Hotline 1-800- *8195934* 551-8633...
  • Page 2 Please read all sections of this manual and retain for future reference. Installation, maintenance, and repairs should be performed by your Frymaster/Dean Factory Authorized Servicer. WARNING Safe and satisfactory operation of your equipment depends on its proper installation. Installation MUST conform to local codes, or in the absence of local codes, with the latest edition of the National Electric Code, N.F.P.A.
  • Page 3 NOTICE: If this filter unit is cleaned with water, disconnect the unit from power source before cleaning and thoroughly dry the filter unit before reconnecting to electrical power source. DANGER The crumb tray (if equipped) in portable filter systems must be emptied into a fireproof container at the end of frying operations each day.
  • Page 4: Table Of Contents

    MF90 Series Portable Filtration Systems TABLE OF CONTENTS PAGE # INTRODUCTION 1–1 Parts Ordering/Service Information 1–1 Service Information 1–1 After Purchase 1–2 Safety Information 1–2 Service Personnel 1–3 1.5.1 Definitions 1–3 IMPORTANT INFORMATION 2–1 General 2–1 Rating Plate 2–2 Pre-Installation 2–2 Unpacking the Filter System 2–3...
  • Page 5: Introduction

    MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 1: INTRODUCTION 1.1 Parts Ordering/Service Information Place parts orders directly with your local Frymaster/Dean Authorized Servicer. A list of FAS’s is located on the Frymaster/Dean website at www.frymaster.com.If you do not have access to this list, please contact the Frymaster/Dean service department at 1-800-551-8633 or 1 318-865-1711.
  • Page 6: After Purchase

    MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 1: INTRODUCTION 1.3 After Purchase In order to improve service, have the following chart filled in by the Dean Factory Authorized Servicer who installed this equipment. Authorized Service Technician/FAS Address Telephone/Fax Model Number Serial Number 1.4 Safety Information Before attempting to operate your unit, read the instructions in this manual thoroughly.
  • Page 7: Service Personnel

    MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 1: INTRODUCTION 1.5 Service Personnel 1.5.1 Definitions A. Qualified and/or Authorized Operating Personnel 1. Qualified/authorized operating personnel are those who have carefully read the information in this manual and have familiarized themselves with the equipment functions, or have had previous experience with the operation of equipment covered in this manual.
  • Page 8: Important Information

    MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 2: IMPORTANT INFORMATION 2.1 General MF-90 portable filters can be used with a variety of Dean fryers, as well as other manufacturers’ equipment. Oil capacity ranges from 80 to 110 pounds of oil, depending on the model. Unit length, width, height and tank height dimensions for all units are listed in the table below.
  • Page 9: Rating Plate

    MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 2: IMPORTANT INFORMATION 2.1 General (cont.) The used oil may be drained by gravity from the fryer into the filter pan (MF90 "U" models), or removed from the fryer by use of a suction/return hose (MF90 "AU" models). On "AU" models, the oil is pumped back into the frypot using the same suction/return hose.
  • Page 10: Unpacking The Filter System

    MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 2: IMPORTANT INFORMATION 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 for filter setup and operation.
  • Page 11: Filter Preparation

    MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 3: FILTER PREPARATION 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. WARNING! Water or boil-out solution MUST not be allowed to drain into the filter pan or filter system.
  • Page 12 MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 3: FILTER PREPARATION 3.1.1 Filter Paper Configuration (cont.) G. Position filter under the fryer drainpipe for gravity drain operations, or nearby the fryer for suction operations ("AU" models only). Lock rear casters to prevent filter from moving out of position during the filtering process.
  • Page 13: Filter Operation

    MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 4: FILTER OPERATION 4.1 General The Dean Portable Filters are designed to operate 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. The filter will work directly under the fryers’...
  • Page 14: Filtering Tools

    MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 4: FILTER OPERATION 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 frypot. C.
  • Page 15 MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 4: FILTER OPERATION 4.4 Changing Filter Paper (cont.) Remove and replace the paper as follows: 1. Remove filter cover. Place the hose wand in the wand holster, located on the left side of the pan (arrow).
  • Page 16 MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 4: FILTER OPERATION 4.4 Changing Filter Paper (cont.) Remove and check the filter paper support screen for cleanliness and clean if necessary. Removing paper support screen from pan. Check the filter-pan for cleanliness and clean if necessary;...
  • Page 17 MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 4: FILTER OPERATION 4.4 Changing Filter Paper (cont.) 7. Replace the hold-down ring and secure by locking latches in place. Secure the hold-down ring latches to lock filter paper in place. 8. Measure 8 ounces of filter powder and distribute evenly over the paper surface.
  • Page 18 MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 4: FILTER OPERATION 4.5 Use With Filter Leaf MF90 systems incorporating a filter-leaf assembly use a fine mesh screen to filter impurities and debris from the oil. The oil is pumped through the screen and then returned to the frypot. The advantages of the filter-leaf include unlimited re-use and the elimination of paper cost.
  • Page 19: Unit Operation

    MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 4: FILTER OPERATION CLEANING THE FILTER-LEAF ASSEMBLY Filters equipped with a filter-leaf require specific cleaning and assembly procedures. In the absence of cleaning and disassembly/reassembly instructions shipped with the filter-leaf, use the following procedure (see illustration below): Grasp the seal frame near each corner at the locking tab ( ) and pull frame apart.
  • Page 20 MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 4: FILTER OPERATION 4.6 Unit Operation Follow the appropriate Sections 4.3 and 4.4, 4.5 to prepare the filter unit for operation and follow these steps: 1. Position the filter unit under the fryer drain valve extension for gravity drain, or near the fryer for "suction"...
  • Page 21 MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 4: FILTER OPERATION 4.6 Unit Operation (cont.) DANGER The oil temperature of the fryer to be filtered should be approximately 350°F (175°C). Position drain handles properly prior to operating the filter unit. Failure to do this can result in burn injury to the user.
  • Page 22 MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 4: FILTER OPERATION 4.5 Unit Operation (cont.) 6. When filtering is complete, close the drain valve handle. It takes approximately 5 to 7 minutes for the filter to pump all the oil back into the fryer. For "AU" units, pump the oil into the frypot after all sediment has been removed and the drain valve is closed.
  • Page 23: Preventative Maintenance

    MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 5: PREVENTATIVE 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. ...
  • Page 24: Daily- Close Of Business

    MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 5: PREVENTATIVE MAINTENANCE 5.3 Daily- Close Of Business At the close of a working day, 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 25: Troubleshooting

    MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 6: TROUBLESHOOTING 6.1 Operating Problems Plugged lines and plugged filter paper account for over 90 percent 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 26 MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 6: TROUBLESHOOTING 6.2 General Troubleshooting (cont.)
  • Page 27: Wiring Diagrams

    MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 6: TROUBLESHOOTING Wiring Diagrams 6.3.1 MF90U 120V Wiring Switch Housing Receptacle ON/OFF Switch 7 Amp Circuit Breaker 120 VAC Motor Terminal Box 6.3.2 MF90U 230V Wiring Switch Housing Receptacle 5 Amp Circuit ON/OFF Switch Breaker 230 Volt Motor Terminal Box...
  • Page 28: Mf90Au 120V Wiring

    MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 6: TROUBLESHOOTING 6.3.3 MF90AU 120V Wiring...
  • Page 29: Mf90Au 230V Wiring

    MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 6: TROUBLESHOOTING 6.3.4 MF90AU 230V Wiring...
  • Page 30: Parts List

    MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 7: PARTS LIST 7.1 Main Components Item Part # Description 810-2806 Caster, Rear- Locking- 2" Swivel 810-2805 Caster, Front- Non-Locking 2" Swivel 823-3584 Frame, Filter- MF90/80 Series 823-3613 Frame, Filter MF90/80 LP Series 823-3606 Frame, Filter MF90/110 Series * Not Illustrated...
  • Page 31 MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 7: PARTS LIST 7.1 Main Components (cont.) Item Part # Description 823-3585 Pan, Filter- MF90/80 "U" 823-3604 Pan, Filter- MF 90/80 "AU" 823-3680 Pan, Filter- MF 90/80 LP "U" 823-3822 Pan, Filter- MF 90/80 LP "AU" 823-3607 Pan, Filter- MF 90/110 "U"...
  • Page 32 MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 7: PARTS LIST 7.1 Main Components (cont.) Item Part # Description 810-2252 Pump, Filter- 5GPM 810-2100 Motor, Filter Pump- 115/230V 1/3 HP 807-3689 Harness, Wire- Receptacle To Motor 807-3752 Harness, Wire- Motor To Switch/Circuit Breaker 210-2955 Bracket, Receptacle Mount- 120V Units Only 210-3818...
  • Page 33: Plumbing, Oil-Return Components And Accessories

    MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 7: PARTS LIST 7.2 Plumbing, Oil-Return Components and Accessories...
  • Page 34 MF90 SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 7: PARTS LIST 7.2 Plumbing, Oil-Return Components and Accessories (cont.) Item Part # Description 813-0022 Nipple, ½" NPT x Close 813-0062 Elbow, ½" NPT 90° 810-1668 Adapter, Male- 5/8 O.D. x ½" (Flexline to NPT) 810-1400 Flexline, 5/8 x 21"...
  • Page 36 Shipping Address: 8700 Line Avenue, Shreveport, Louisiana 71106 TEL 1-318-865-1711 PRINTED IN THE UNITED STATES 819-5934 12/2017...

This manual is also suitable for:

Dean mf90-80Dean mf90-80lpDean mf90-110

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