MPF50S Series Portable Filtration System Operating, Service & Parts Manual Frymaster, a member of the Commercial Food Equipment Service Association, recommends using CFESA Certified Technicians.
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 Service Agency. 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. 70.
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. Some food particles can spontaneously combust if left soaking in certain shortening material.
MPF50S Series Portable Filtration Systems Operation, Service & Parts Manual TABLE OF CONTENTS Page # 1. INTRODUCTION 1-1 2. IMPORTANT INFORMATION 2-1 3. FILTER PREPARATION 3-1 4. OPERATING/FILTER INSTRUCTIONS 4-1 5. CLEANING AND MAINTENANCE 5-1 6. TROUBLESHOOTING/SERVICE PROCEDURES 6-1 7.
MPF50S SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 1: INTRODUCTION 1.1 Parts Ordering Place parts orders directly with your local Frymaster/Dean Factory Authorized Service Center. A list of FASCs was included with the filter when shipped from the factory. If you do not have access to this list, please contact the Frymaster/Dean service department at 1-800-551-8633 or 1-318-8651711, or go to Frymaster/Dean’s website at: www.frymaster.com.
MPF50S SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 1: INTRODUCTION 1.3 After Purchase In order to improve service, fill out the following chart with the nearest Frymaster Authorized Service Technician and FASC in your area. Authorized Service Technician/FASC Address Telephone/Fax Filter Model Number Filter Serial Number 1.4 Safety Information Before attempting to operate your unit, read the instructions in this manual thoroughly.
MPF50S 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. B. Qualified Installation Personnel 1.
MPF50S SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 2: IMPORTANT INFORMATION 2.1 General MPF50S portable filters can be used with a variety of Frymaster fryers, as well as other manufacturers’ equipment. Oil capacity is approximately 50 pounds. Unit specifications are listed below.
MPF50S SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 2: IMPORTANT INFORMATION 2.1 General (cont.) Oil or shortening is gravity-drained from the fryer into the filter ("S" Models), or pumped from the frypot into the filter pan, and then filtered through filter paper. Filter powder, which enhances the filtering process, is distributed over the paper prior to filtering. All units are shipped completely assembled with accessories packed inside the filter pan.
MPF50S SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 2: IMPORTANT INFORMATION 2.3 Pre-Installation NOTE: Failure to use qualified service personnel will void the Frymaster warranty. A. Standards: Use of this filter unit must be in accordance with all applicable state and local codes. DANGER This portable filter is equipped with a three-prong (grounding) plug for protection against electrical shock and must be plugged directly into a properly grounded, three-prong receptacle.
MPF50S 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 all accessories in hot, soapy water and dry thoroughly. DO NOT WASH INTERIOR OF FILTER PAN WITH DETERGENT OR WATER! Wipe debris and residue from the filter pan with a damp cloth or paper towel, then with a dry cloth or paper towel.
MPF50S SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 3: FILTER PREPARATION 3.1 Assembling The Filter System 1. Ensure the filter pan is clean and free of all food and breading particles that could prevent the filter paper from sealing against the bottom of the pan. 2. Place the filter paper support screen between the raised dimples in the bottom of the pan. 3. Place one sheet of filter paper on top of the support screen. Ensure the paper evenly covers the filter pan bottom. 4.
MPF50S SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 4: OPERATING/FILTERING INSTRUCTIONS 4.1 Filter Operation WARNING Use care when draining and filtering oil to avoid the possibility of a serious burn. 1. Sprinkle 8 ounces (1 cup) of filter powder over the filter paper, distributing the powder as evenly as possible. If filtering a second frypot immediately after the first, add only 4 ounces of filter powder for the second filtering. 2.
MPF50S SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 4: OPERATING/FILTERING INSTRUCTIONS 4.1 Filter Operation (cont.) 5. Ensure the oil is at operating temperature, 350°F. Turn the fryer off. WARNING The filter pan maximum capacity is 50 lbs. DO NOT OVERFILL THE FILTER PAN. 6. Place filter pan directly under fryer drain valve and drain oil into the filter. Place the filter hose nozzle inside the frypot. Turn the Off/Return to RETURN to start the filter pump (see illustration below).
MPF50S SERIES PORTABLE 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. WARNING Do not use water jets to clean this equipment. To do so will damage the unit and void the warranty.
MPF50S SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 5: CLEANING AND 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 filtered, follow these steps: 1. Ensure the flexible hose and pump lines are clear by running the filter pump for an additional 15–30 seconds after air bubbles start coming from the oil return line. Drain the flexible hose as much as possible, especially if solid shortening is used. 2.
MPF50S SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 6: TROUBLESHOOTING/SERVICE PROCEDURES 6.1 Operating Problems Plugged lines and plugged filter paper account for over 90 percent of filtration system malfunctions. A general troubleshooting chart, included in this chapter, provides instructions in diagnosing common malfunctions. Contact a factory-authorized service technician for troubleshooting beyond the scope of the operator. A. Plugged Lines 1.
MPF50S SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 6: TROUBLESHOOTING/SERVICE PROCEDURES 6.2 General Troubleshooting (cont.
MPF50S SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 6: TROUBLESHOOTING/SERVICE PROCEDURES 6.3 Wiring Diagrams 6.3.1 MPF50SS 115 PUMP MOTOR CONTROL SWITCH 12P PUMP 11P 1P MOTOR HEATER LIGHT FILTER LIGHT 15P HEATER 4P 3P 17P 16P 2P WHITE FILTER SWITCH EXTERNAL CORD 115V OPTION 14P BLACK GREEN WHITE CORDSET 230V OPTION BLACK GREEN 6.3.
MPF50S SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 6: TROUBLESHOOTING/SERVICE PROCEDURES 6.4 Service Procedures 6.4.1 Replace Lights/Switches WARNING Disconnect power cord from electrical power before servicing. 1. Disconnect power cord from power supply. 2. Remove four screws securing the switch panel to the control panel. 3. Lift the panel out of the control panel to access wiring. Remove screws (arrows) securing switch panel to the control panel. 4.
MPF50S SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 6: TROUBLESHOOTING/SERVICE PROCEDURES 6.4.2 Replace Heater Strip 1. Disconnect power cord from power supply. 2. Perform Step 2, Section 6.4.3.1, Replace Motor. 3. Remove screws securing outer panels and cord-holding bracket. Remove bracket and the panels. Remove screws securing outer panels. 4. Turn the unit on its side and remove four nuts securing the filter pan to the base assembly.
MPF50S SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 6: TROUBLESHOOTING/SERVICE PROCEDURES 6.4.2 Replace Heater Strip (cont.) 7. 115VAC Filters: Disconnect the black wire from the heater indicator light on the switch panel (left, black arrow), and the white wire from the receptacle (white, white arrow). 230VAC Filters: Disconnect the red wire connected to the power supply cord (bombtail connection) and the violet wire connected to the Heater Indicator light on the switch panel. 8.
MPF50S SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 6: TROUBLESHOOTING/SERVICE PROCEDURES 6.4.3 Replace Motor/Pump 1. Disconnect power cord from power supply. Remove these screws from handle brackets to remove control panel. 2. Perform Step 2, Section 6.4.1. Remove two screws securing the handle brackets to the control panel (arrows). Do not remove the remaining handle-bracket screws. Remove remaining screws securing control panel to filter base.
MPF50S SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 6: TROUBLESHOOTING/SERVICE PROCEDURES 6.4.3.1 Replace Motor 4. Remove four bolts securing the pump to the motor. Leave the plumbing connected to the pump. Use care not to damage the flex supply lines connected to the pump. Remove the pump gasket for reassembly. 5. Remove six screws securing the motor bracket from the bottom of the base. Support the motor with one hand when removing the screws.
MPF50S SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 6: TROUBLESHOOTING/SERVICE PROCEDURES 6.4.3.2 Replace Pump 1. Disconnect power cord from power supply. 2. Perform Steps 2 and 3, Section 6.4.3.1, Replace Motor. 3. Remove foil insulation tape and heater strip from pump and flex lines. Remove the heater strip from the pump and disconnect flexlines from the check valve connections. 4. Remove pipefittings from pump before removing pump from motor. 5. Remove four bolts securing the pump to the motor.
MPF50S SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 6: TROUBLESHOOTING/SERVICE PROCEDURES 6.4.3.3 Replace Wand Hose 1. Disconnect power cord from power supply. 2. Remove cord-holder bracket and outer panels (see Step 3, Section 6.4.2 for reference). 3. Unscrew the hose fitting with an open-end wrench from the elbow on the pump. 4. Install the new hose, using care not to crossthread the connections. Use an approved pipe sealant on the threads to ensure a leak-proof connection.
MPF50S SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 7: PARTS LIST 7.
MPF50S SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 7: PARTS LIST Item 1 2 Part # 823-6231 8065223SP 900-9542 Description Pan, Filter Base Assembly (Includes items 3 & 4) Bracket, Motor-Mount – All MPF50S 900-1748 Brace, End- Filter Base 900-8585 Brace, Rear Cross- Filter Base 3 810-2805 Caster, 2"- Swivel (Without Brake) 4 810-2806 Caster, 2"- Swivel (With Brake) 5 809-0475 Screw- 10-32 x 5/16 Hex 6 900-3751 Bracket, Standoff 7 900-8825 Screen, Filter Paper Support * 803-0003 Paper,
MPF50S SERIES PORTABLE FILTRATION SYSTEMS CHAPTER 7: PARTS LIST 24 912-2616 Bracket, Handle- Right 25 911-2616 Bracket, Handle- Left * 826-1380 Screw, ¼-20 x ½" Slotted Head (For Handle Bracket) (Qty. of 5) 26 910-9169 Handle, Portable Filter * 826-1389 Bolt, ¼-20 x ¾" Hex Head (Qty.
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