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Dean MF90-12BI Installation, Operation & Maintenance Manual Download Page 5

2-1

MICRO-FLO BUILT-IN SERIES FILTRATION SYSTEMS

CHAPTER 2:  PRE-INSTALLATION

2.1  General

Micro-Flo Built-In filters are compatible with the following fryer models:

Cool Zone Fryers: Super Marathon and Decathlon Gas Fryers
Flatbottom Fryers: 1824G and 2424G (gas); 1824E and 2424E (electric)
Electric Fryers: 714E, 1414E, 1818E, 2020E and 18UE

2.2  Standards

Installation must be planned in accordance with all applicable state and local codes.

2.3  Dimensions & Capacities

Model

Approximate Oil

Capacity (lbs hot)

Filter Paper Size

(W x L)

MF90-BI-12

60

11 x 22-5/8"

MF90-BI-14

60

12-5/8 x 22-5/8"

MF90-BI-18

80

16-3/8 x 24-3/8"

MF90-BI-20

108

16-3/8 x 24-3/8"

2.4  Electrical Connection

The wiring diagrams are in Section 7 of this manual; the filter may or may not be equipped with a
heater probe.

One connection only is required, to a 115v, 60 Hz, 15 amp electrical supply. The unit is equipped
with a flexible six foot, 16-3 SJT power cord; if an extension cord is required,  it must be a three-
conductor grounded cord of at least 16 gauge.

 WARNING

 Electrical Grounding Instructions

This filter is equipped with a three-prong, grounded plug for your protection against

shock hazard, and should be plugged directly into a properly grounded, three-hole

receptacle. Do not cut off, remove, or otherwise by-pass the grounding prong on this

plug.

Summary of Contents for MF90-12BI

Page 1: ...Service Association recommends using CFESA Certified Technicians Price 6 00 24 Hour Service Hotline 1 800 551 8633 819 5745 10 01 Micro Flo Built In Series Filtration Systems Installation Operation Maintenance Manual Models MF90 12BI 14BI 18BI 20BI ...

Page 2: ...HER COOKING APPLIANCE WARNING IMPROPER INSTALLATION ADJUSTMENT ALTERATION SERVICE OR MAINTENANCE CAN CAUSE PROPERTY DAMAGE INJURY OR DEATH READ THE INSTALLATION OPERATING AND MAINTENANCE INSTRUCTIONS THROUGHLY BEFORE INSTALLING OR SERVICING THIS EQUIPMENT WARNING SAFE AND SATISFACTORY OPERATION OF YOUR EQUIPMENT DEPENDS ON ITS PROPER INSTALLATION INSTALLATION MUST CONFORM TO LOCAL CODES OR IN THE ...

Page 3: ...ers TABLE OF CONTENTS Page 1 DESCRIPTION AND SPECIFICATIONS 1 1 2 PRE INSTALLATION 2 1 3 RECEIVING INSTALLING THE FILTER 3 1 4 OPERATIONS 4 1 5 CLEANING AND MAINTENANCE 5 1 6 TROUBLESHOOTING 6 1 7 FACTORY SERVICE AND PARTS ORDERING 7 1 ...

Page 4: ...ge steel with a removable stainless steel filter pan ø Internal oil return lines are plumbed with either a push pull valve system in the filter cabinet or manual drain valves at each fryer ø A 1 3 HP motor coupled with a 5 GPM pump returns filtered oil to the fry vessel An 8 GPM pump optional is also available 1 2 Operating Controls Micro Flo Built In filters are equipped with the following operat...

Page 5: ...BI 14 60 12 5 8 x 22 5 8 MF90 BI 18 80 16 3 8 x 24 3 8 MF90 BI 20 108 16 3 8 x 24 3 8 2 4 Electrical Connection The wiring diagrams are in Section 7 of this manual the filter may or may not be equipped with a heater probe One connection only is required to a 115v 60 Hz 15 amp electrical supply The unit is equipped with a flexible six foot 16 3 SJT power cord if an extension cord is required it mus...

Page 6: ...components where applicable B Position all fryers cabinets into their working position without joining leaving enough space for the filter C Join fryers on either side of filter with the drain tube in front and the oil return line in rear Note Return oil line may be either rigid pipe or return hose with wand depending on arrangement ordered Keep all oil return line joints loose until full line up ...

Page 7: ...are shipped with a filter starter kit containing filter paper filter powder and other accessories Remove the filter hold down ring place two papers on the grid and then replace the hold down ring It is essential that Dean filter papers are used use of other than OEM parts will void the warranty The remaining filter papers should be stored away from moisture for future use The illustration below sh...

Page 8: ...n ring 2 latch design 4 3 Normal Operation 4 3 1 Models Prior to 1994 Micro Flo Built In filters come equipped with an individual return valve at each fryer vessel or push pull controls in the filter cabinet The push pull version oil return valves are located inside of the filter cabinet Manual open valves are replaced with a push pull linkage actuated valve Micro Flo BI Series with Push Pull vari...

Page 9: ...urn hose to shake loose and spray hot oil 4 3 1 1 Filter Pan Setup A First place the support grid in the bottom of filter pan B Put two filter paper sheets on top of the support grid Ensure the paper covers the whole filter pan bottom C Position the hold down ring on top of the filter papers and latch the hold down ring and filter papers securely against the filter pan bottom forming a tight seal ...

Page 10: ...n valve handle corresponding to the fry vessel being filtered Standard Variation Individual oil return valves are located within each fryer cabinet Open the fryer cabinet door at the fry vessel being filtered and open the oil return valve G Close the hose connect valve or pull the red handle at the filter H Turn the filter motor switch to ON Oil shortening will be circulated through the filter I A...

Page 11: ...t valve or push red handle at the filter and close the filter cabinet door NOTE With the hose connect valve open any oil left in the return lines will drain into the filter pan With the return valve closed no oil will back flush from the frying vessel into the lines When not filtering leave the hose connect valve open and the oil return valve closed 4 3 1 3 Changing Filter Paper The top piece of f...

Page 12: ...tional hose is available for washing out the fry vessel and filter pan during the filtering process A user friendly hold down ring with two spring catches replaces the four or six latch hold down ring Pump and motor are relocated for easy serviceability The oil shortening vacuum line is outfitted with swivels making it user friendly and longer lasting Lever operated drain and oil return valves are...

Page 13: ...n the screens Stir the oil under the heat transfer tubes or elements with the L shaped teflon brush NOTE Inspect the high limit and thermostat bulbs to ensure they are properly mounted Ensure that all mounting hardware is intact and properly tightened 3 Open the fryer drain of the fryer to be filtered by pulling the Red drain valve handle under the fryer vessel Continue stirring the oil as it drai...

Page 14: ...ns in the return lines 6 If the filter system is equipped with the drain flush option close the flush valve by pulling the Blue handle located in the fryer cabinet farthest from the filter cabinet 7 Oil should circulate through the filter and back to the fryer vessel Continue to use the L shaped brush to wash debris from the sides and bottom of the fryer 8 Close drain valve when fryer is clean by ...

Page 15: ...es should now be pushed in 10 When the drain line is flushed open the Yellow oil return valve to the fryer being filtered Pull the Blue handle to close the drain flush line Filtered oil shortening will begin to fill the fry vessel CAUTION Wear protective gloves and use an appropriate tool when replacing drop in grid crumb screen in fry vessel Filtered oil is hot and can cause burn injury 11 Turn t...

Page 16: ...lush all debris from the filter pan sides onto the paper 2 Return all oil to the fryer 3 Open the locking latches of the hold down ring see Item 3 page 4 2 and lift the ring out of the filter tank 4 Roll both ends of the used top sheet of paper in to the center ensuring no sediment falls out Discard top filter paper 5 Remove the second sheet of paper and set aside for later use 6 Remove and check ...

Page 17: ...aded products The first indication of paper plugging is a surging jerking movement of the hose To correct check the instructions for the correct use of powders and scrape the filter paper more frequently 4 5 2 Plugged Pan Bottom Intake Five oil intake ports are located under the filter paper and wire grid in the filter pan When filter paper is changed debris can fall into the bottom cavity where i...

Page 18: ...t a clog Soak the hose in hot water to melt the plug Note When soaking a line in hot water keep both open ends out of the water If water gets into the hose ensure that all traces are removed before filtering hot oil shortening Failure to do so will result in hot oil spattering increasing the potential for burn injury Reconnect the flexible hose and insert the outlet nozzle into the filter pan hols...

Page 19: ...se it each time a fryer is filtered ø Allow the pump to run for 15 20 seconds after air starts to flow through the lines or flexible hose before shutting off the filter Clearing residual shortening oil from the return lines reduces the likelihood of clogged lines ø When the filtering cycle is complete disconnect the flexible line and hang it up to drain ...

Page 20: ...ould be to filter the oil in all fryers When the last fryer is finished follow these steps 1 Ensure the flexible hose and pump lines are clear by running the filter pump for an additional 15 20 seconds after air bubbles start coming from the oil return line After filtering hang the flexible hose up to drain 2 Remove the crumb tray and empty contents into a fireproof container Remove the hold down ...

Page 21: ...new filter paper Clean thoroughly under around and behind the fryers and filtering area Do not operate motor pump until all traces of water have been removed from the pan Under no circumstances should water or boil out solution be allowed to enter the pump housing Check the connections of the inlet lines and tighten if lines become loose or start to leak oil ...

Page 22: ... solidified in internal return lines see section 4 5 4 6 2 Rate Of Oil Return To Fryer Slows A Filter paper is plugged due to too much sediment in fryer Scrape top filter paper or replace after each filtering cycle and filter the oil more frequently B Paper may be plugged by improper use of filter powder Replace top filter paper and apply the correct amount of filter powder according to labeled di...

Page 23: ...rial numbers of your filter 7 2 Parts Ordering PARTS ORDERING Customers may order parts directly from their local FASC For this address and phone number contact your FASC or call the factory Factory address and phone numbers are on the back cover of this manual IMPORTANT Dean whose policy is one of constant improvement reserves the right to amend specifications of any part or assembly and the mate...

Page 24: ...7 2 7 3 Parts List 7 3 1 MF90 BI Standard Variation Prior to 1994 1 2 3 4 15 14 13 10 11 12 9 8 7 6 5 16 16A 17 51 52 33 24 25 26 23 22 21 20 50 49 33 32 31 30 34 ...

Page 25: ...2 16A 55452 167 Pump to Pan Hose 14 17 55452 215A Pump to Pan Hose 18 20 55452 312 26 Hose Return Stationary Portable Only 44251 7 Re circulating hose 20 55243 1 12 Filter Frame No Heater 55243 2 12 Filter Frame w Heater 21 55007 14 Filter Frame 22 18040 1 18 Filter Frame No Heater 18040 2 18 Filter Frame w Heater 23 20015 1 20 Filter Frame No Heater 20015 2 20 Filter Frame w Heater 24 44119 Filte...

Page 26: ...zle ass y Lee s System 44117 Holster support R H 44116 Holster support L H Lee s System 44 0250 Filter hose keeper Lee s System 44112 Filter basket BI 18 Lee s System 44134 Filter basket standard BI 18 20 14229 Filter basket BI 12 44378 Filter basket BI 18 Capt D s System 49 1726 1 Filter Pump 50 1726 2 Pump Motor 51 1645 Same as item 31 52 1645 1 Same as item 32 Not Illustrated ...

Page 27: ...9 40 28 29 30 31 32 10 43 42 41 20 11 10 9 61 60 4 3 2 1 8 7 6 5 26 45 46 47 48 49 50 51 24 53 54 55 56 57 58 59 44 11 13 14 15 22 17 24 22 4 21 23 25 52 18 19 27 26 1 2 62 63 64 65 Electrical details for units not installed in Dean Frying Filter systems Field Retrofit 16 12 ...

Page 28: ...e connector 3 8 19 1350 Quick disconnect seal 3 8 20 55 0016 Quick disconnect collar 21 2123 Cotter pin 3 32 x 22 1798 Nipple 3 8 x 2 23 1043 Elbow 3 8 x 90 24 1014 Nipple 3 8 x close 25 1765 Tee x 3 8 x 26 1856 Pipe clamp Jiffy H 40 27 44 0662 Pipe holding bracket 28 1687 Street elbow 29 1644 Male connector 30 1645 1 Quick disconnect seal 31 55 0253 Female connector 32 1062 Nipple x 7 1 4 33 1033...

Page 29: ...83 Pipe holding bracket 45 44 0490 Pull handle 46 1877 Split lock washer 5 16 47 1225 Hex nut 5 16 48 44381 Clevis pin Assembly 49 44305 3 8 ball valve handle 50 1100 Ball valve 3 8 51 1034 Steel tubing 52 1010 Nipple x close 53 1036 Flare nut 37 54 1985 Flare fitting x 3 8 55 1037 Tubing sleeve 56 1674 Pipe plug 3 8 57 44323 Oil manifold holder Assembly 58 44 0377 Instruction tag 59 1047 Pop rive...

Page 30: ...7 8 7 3 3 MF90 BI Standard Variation Units Built 1994 and After cont 10 1 2 3 4 5 3 6 7 8 9 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 ...

Page 31: ... 8 GPM 1848 O ring Seal Pump Head 1847 Seal Drive Shaft 15 2025 Rocker Switch Carling 16 2036 Circuit Breaker 7 Amp 17 24 0471 Mounting Plate Pump Motor 18 2501 Merco Heat Lamp 120V 2556 Merco Heat Lamp 240V 807 1575 Replacement Lamp 120V 2556 1 Replacement Lamp 240V 19 44569 Holding Pan 20 1942 Caster 5 with Brake Single Stud 810 0357 Caster Swivel 5 with Brake 4 Hole 21 1943 Caster 5 w o Brake S...

Page 32: ... 7 4 Wiring Diagrams 7 4 1 MF90 BI With Heater Pump Motor 3 2 1 6 5 4 Ind Light Ind Light H N G Heater Circuit Breaker WHT WHT WHT WHT WHT WHT WHT WHT BLK BLK BLK BLK BLK BLK Power Switch 115V Power Supply ...

Page 33: ...7 11 7 4 2 MF90 BI Without Heater Pump Motor 3 2 1 6 5 4 H N G Circuit Breaker WHT WHT WHT WHT WHT WHT WHT WHT BLK 2 BLK 1 BLK BLK BLK Power Switch Ind Light BLK GRN 115V Power Supply ...

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