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Master Jet CF Series 

Gas Fryers 

Service and Parts Manual 

This manual is updated as new information and models are released. Visit our website for the latest manual. 

 

 

 

 

 

 

 

 

 

 

 

Part Number: FRY_IOM_8195186   06/2018 

*8195186* 

FOR YOUR SAFETY 

Do Not Store or use gasoline or other 

flammable vapors and liquids in the vicinity 

of this or any other appliance. 

Original

 

Instructions

 

 

CAUTION

 

READ

 

THE

 

INSTRUCTIONS

 

BEFORE

 

USING

 

THE

 

FRYER.

 

 

 

Series MJCF, MJCFE, MJCFEC, FMCFE, 

FMCFEC, JCFX, KJ3FC, J3F & J65X. 

Summary of Contents for FMCFE Series

Page 1: ...bsite for the latest manual Part Number FRY_IOM_8195186 06 2018 8195186 FOR YOUR SAFETY Do Not Store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other applianc...

Page 2: ...IED PART AND OR PART RECEIVED FROM AN UNAUTHORIZED SERVICE CENTER DANGER Improper installation adjustment maintenance or service and unauthorized alterations or modifications can cause property damage...

Page 3: ...rds COMPUTERS FCC This device complies with Part 15 of the FCC rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 This device must accept...

Page 4: ...acing Heat Mode Indicator Light Operating Thermostat Controls Replacing Power Melt Cycle Switch Operating Thermostat Controls Replacing Melt Cycle Timer Operating Thermostat Controls Replacing Burner...

Page 5: ...ain Manifold Components Filter Magic II Filter Pan Components Outer Pan Components Filter Magic II Filter Pan Components Inner Pan Components Oil Return Handle Components Units Built Prior to April 20...

Page 6: ...ts of the pilot orifice pilot hood and a thermopile a thermocouple is also used in CE units per CE requirements The pilot serves two purposes The first is to light the burner the second is to heat the...

Page 7: ...d located in the component shield behind the control panel INTERFACE BOARDS The interface board provides the link between the computer and the fryer s components without requiring excessive wiring and...

Page 8: ...OMP Indicates 12 VAC to computer MASTER JET SERIES INTERFACE BOARD LED DIAGNOSTIC LIGHTS Every board contains one heat relay K3 and may contain two basket lift relays K1 and K2 As shipped from the fac...

Page 9: ...rature the high limit thermostat prevents the fryer from overheating to the flash point The high limit thermostat acts as a normally closed power switch that opens when exposed to temperatures in the...

Page 10: ...e to the port Remove plug to connect a gas pressure measuring device to the port 3 Place the gas valve in the ON position then place the fryer power switch in the ON position where applicable When the...

Page 11: ...essure in the preceding tables remove the cap from the gas valve regulator and adjust to the correct pressure Honeywell Valve Non CE Units Honeywell Valve CE Units Regulator Adjustment Screw Cap 1 4 A...

Page 12: ...Burner Ceramic Target Spacing and Alignment DANGER Drain the frypot or remove the handle from the drain valve before proceeding further Proper spacing of the top edge of the burner ceramic targets is...

Page 13: ...ccurate setting is obtained The thermostat control is calibrated if the burner lights as the oil cools to 325 F 163 C not when the burner shuts off as the temperature rises 9 Compare the reading of th...

Page 14: ...anel and swing the panel open from the top allowing it to rest on its hinge tabs 4 Disconnect the wiring harness from the back of the controller and if replacing the harness disconnect it from the int...

Page 15: ...the fryer by disengaging its tabs from the hinge slots in the mounting frame 4 Loosen the setscrews 2 securing the flexible shaft to the thermostat shaft and slip the flexible shaft off the thermostat...

Page 16: ...t transformer from the component shield and lay it in the left end of the compartment with wires still connected 8 Using a pin pusher remove the temperature probe wires pins 1 and 2 from the 12 pin pl...

Page 17: ...the controller from the fryer by lifting it from the hinge slots in the fryer control panel frame 6 Remove the two screws from the base of the interface board mounting bracket 7 Disconnect the 12 pin...

Page 18: ...tch P N 807 3498 When ordering the new switch order Kit 826 1792 which contains the new switch and wiring instructions The new switch is wired differently than the old one Ensure the new switch is wir...

Page 19: ...by removing the control panel Remove timer by removing two screws that hold it in place Detach wires 3 Attach wires to the new timer as follows Ground To number 4 of clip terminals 24VAC To wire 28C...

Page 20: ...ate connections 4 Remove the high limit thermostat wires from the gas valve pilot coil 5 Disconnect the pipe union collar at the left side of the gas valve arrow 6 Remove front burner shields to acces...

Page 21: ...rget To replace the entire target assembly use a inch 13 mm box end wrench to remove the two brass orifices that hold the assembly to the burner manifold Position the new assembly and replace the orif...

Page 22: ...t of the gas valve and remove the valve 6 Remove the pipefittings from the old gas valve and install on the replacement valve using Loctite PST567 or equivalent pipe thread sealant on threads 7 Revers...

Page 23: ...d lift it up and off the fryer s 5 If the fryer is equipped with other than a thermostat control skip to Step 10 6 Perform steps 1 6 section 1 8 2 CAUTION When handling the thermostat do not rotate th...

Page 24: ...pot to be removed 17 Remove the frypot hold down bracket 18 Remove the screws from the flue cap sides and back and lift it clear of the fryer s 19 Remove the oil return line from the front of the fryp...

Page 25: ...grouped into six broad categories 1 Pilot Ignition failures 2 Improper burner functioning 3 Improper temperature control 4 Computer related problems 5 Filtration problems 6 Leakage The probable cause...

Page 26: ...he fryer is plugged in the main gas supply valve is open and the circuit breaker for the fryer electrical supply is not tripped PROBLEMS RELATED TO THE ELECTRONIC CIRCUITS If gas and electrical power...

Page 27: ...is properly positioned above the burner orifice and that the pilot pressure is correct Correct pilot pressure is indicated by a flame 1 to 1 25 to 38 mm long Refer to Section 1 4 for the pilot flame...

Page 28: ...ively noisy burner especially with flames visible above the flue opening may indicate that the burner gas pressure is too high or it may simply be that the gas valve vent tube is blocked If the gas pr...

Page 29: ...l be with the thermostat itself Possible causes are that the thermostat is out of calibration the knob or flexible shaft is loose on the thermostat shaft a thermostat wire is disconnected or broken or...

Page 30: ...Series fryers is 3 minutes 30 seconds Common Computer Complaints Most problems concerning computers have to do with programming them There are four common complaints The complaints their causes and c...

Page 31: ...he pump cool down for at least a half hour is all that is required in this case More often the pump overheated for one of the following reasons Shortening has solidified in the pan or filter lines Att...

Page 32: ...zed gases should not be used to force out the blockage Possible problems with the Power Shower include clogged openings shortening solidified in the tubes missing clean out plugs and missing or worn O...

Page 33: ...th heating and cooling during use If the section of drain tube connected to the drain valve is removed for whatever reason make sure that its grommet is in good condition and properly fitted around th...

Page 34: ...ance If resistance is found solder the connectors to the wires or replace the wires B Clean and verify that all wire connections and gas valve terminal connections are tight C Check the length of the...

Page 35: ...Panel Robertshaw 1 2 3 Test Meter Setting Meter Leads On Terminals Acceptable Results 1 MV 2 3 100MV 2 MV 1 3 80MV 3 MV 1 2 30 120MV HONEYWELL SYSTEM CHECK 1 Complete System Check With thermostat con...

Page 36: ...shorted D Examine wires for signs of abrasions cuts kinks etc If the wiring is damaged replace the affected component E Thermostat out of calibration E Check calibration of thermostat in accordance wi...

Page 37: ...ot generator not inserted fully into pilot burner C Reinsert pilot generator into pilot burner until flame surrounds tip D Corroded connection where pilot generator connects to gas valve D Clean pilot...

Page 38: ...working thermostat D Gas valve is suspect D Go to No burner flame No burner flame A Pilot does not stay lit fryer is on and thermopile output is approximately 400 millivolts A Check high limit switch...

Page 39: ...s not possible 1 11 Probe Resistance Chart Probe Resistance Chart For use with CF Series fryers manufactured with Minco Thermistor probes only F OHMS C F OHMS C F OHMS C F OHMS C F OHMS C 60 1059 16 1...

Page 40: ...1 MJCF Millivolt Wiring Diagram Non CE 8050438C HONEYWELL 1 2 P S I 1 2 P S I HONEYWELL OFF ON P I L OT C HONEY W ELL 1 2 P S I AD J P I L O T 17C 17C 12C PILOT GENERATOR HIGH LIMIT THERMOSTAT SAFTY...

Page 41: ...TMOSPHERIC GAS FRYERS CHAPTER 1 SERVICE PROCEDURES 1 36 1 12 2 MJCF Millivolt Wiring Diagram CE FENWALL OPERATING THERMOSTAT 8050531A PILOT GENERATOR THERMOCOUPLE MAIN VALVE COIL GENERATOR THERMOPILE...

Page 42: ...LT 13C 24V 9C 50C 11 11C 12 10 9 PLAN WIRING DIAGRAM 120V 24V 60HZ 1 3 WIRE SERVICE 240V 24V 50HZ 1 3 WIRE SERVICE TO NEXT FRYER PIN 2 TO NEXT FRYER PIN 6 120V OR 240V INPUT TO PIN 1 OF THE FILTER 16...

Page 43: ...1 CONNECT WIRE 21C FROM PIN 1 20 PIN TERMINAL BLOCK DIRECT TO POWER SUPPLY 2 CONNECT WIRE 22C FROM PIN 5 20 PIN TERMINAL BLOCK DIRECT TO POWER SUPPLY 8050382E COMPUTER INTERFACE BOARD SOUND DEVICE FO...

Page 44: ...87C 33C INSET B B REPEAT SAME CIRCUIT ON NEXT FRYER IF NEEDED FILTER PUMP MOTOR 27C 1 ST FRYER LEFT OF FILTER ON OFFSWITCH PUMP RELAY SEE INSET B B FOR 50 2 24C 24V 240V 1C 230V 12C TO FRYER POWER SU...

Page 45: ...MASTER JET CF SERIES ATMOSPHERIC GAS FRYERS CHAPTER 2 PARTS LIST 2 1 2 1 Accessories 1 2 3 4 5 6 7 8 9 10...

Page 46: ...Tall for separate unit 910 4796 Connecting Strip Short for battery unit 806 1343 Cover Frypot 806 1086 Lid Assembly Simmer Fry 6 810 2794 Hanger Basket Wireform 7 809 0171 Thumbscrew Basket Hanger 8...

Page 47: ...230 1177 Deflector Side Metal Target 1b 230 1180 Deflector Rear Metal Target 2 826 1155 Ignitor Kit Optional Piezo 807 1906 Electrode Assembly 810 1001 Trigger 3 823 0289 Manifold Burner 4 Orifice Al...

Page 48: ...ne Pilot Supply x 10 810 1700 Gas Line Pilot Supply x 8 Series J65X Only 10 810 0691 Vent Tube Gas Valve 801 1166 Vent Tube Gas Valve CE 11 Valve Gas Non CE Only 807 3294 24V Only Natural Manufactured...

Page 49: ...ART COMPONENT 1 201 0486SP 201 6964 Side Left FMCF Unitary Cabinet CRS 211 0486SP 201 8444 Side Left FMCF Unitary Cabinet S S 2 202 0486SP 202 6964 Side Right FMCF Unitary Cabinet CRS 212 0486SP 212 8...

Page 50: ...ulation Upper and Lower Back 12 823 2150 823 4710 Fluecap MJCF FMCF 13 824 0491 824 1318 Topcap Single MJCF FMCF 824 0492 824 1373 Topcap Dual MJCF FMCF 824 0493 824 1434 Topcap Triple MJCF FMCF 824 0...

Page 51: ...MASTER JET CF SERIES ATMOSPHERIC GAS FRYERS CHAPTER 2 PARTS LIST 2 7 2 3 2 Filter Magic II Spreader Cabinet Cabinetry 1 2 3 4 5 6 7 8 9 10 11 12 13 15 14 16...

Page 52: ...Section 2 3 1 for Spreader Base Assembly 8 810 0007 Leg Adjustable 1 Square Tubing 9 910 1832 Retainer Leg 10 910 2620 Leg Front Filter Magic Cabinet 11 900 9330SP 200 8522 Back Cabinet Filter Magic S...

Page 53: ...w Brake 4 806 5043 Leg 6 Nickel Plated Not Used on Filter Magic Filter Cabinet 810 1205 Leg 6 S S Not Used on Filter Magic Filter Cabinet 806 3811 Leg Assembly Set of 4 6 Nickel Plated 5 826 1095 Anch...

Page 54: ...1 2 3 4 5 6 7 8 9 10 ITEM STANDARD PART EURO LOOK PART COMPONENT Component Shield Assemblies Complete 806 4774SP 120V 50 60 Hz w o Interface Board 806 4776SP 240V 50 60 Hz w o Interface Board 806 477...

Page 55: ...0580 Standoff PC Board 8 Transformer 24V 807 0800 120V 50 60 Hz 807 0680 240V 50 60 Hz 9 826 1374 Screw 10 x Hex Washer Head Qty 25 10 809 0097 Screw 6 32 x 1 Slotted Head 807 0670 Relay Lockout Olde...

Page 56: ...g Heyco 1 ID 3 810 2243 Clip Relay Retaining 4 807 0160 Connector 12 Pin 5 806 3548 Interface Board Universal Replacement 6 900 4340 Shield Component 7 809 0349 Spacer 4 x 6 mm Interface Board Standof...

Page 57: ...inal 807 2434 Relay 18 Amp 1 3 HP 24V Coil 5 terminal 3 806 4358 Resistor Pan Heater Light 4 807 0276 Terminal Block 12 Pin 5 810 1168 Terminal Block CE 6 810 1164 Terminal Block CE 7 807 0800 Transfo...

Page 58: ...inute Timer 13 910 7288 210 8698 Panel Control MJCF Millivolt Only Older units use 910 7282 806 0831SP Switch Toggle MJCF Millivolt Only Older Production Units 14 802 1470 Label Dial Plate Thermostat...

Page 59: ...2 Panel Control w Timers CF Euro Look 106 3373 Controller Assembly Basket Lift w Timers 806 3660 Sound Device High Output 806 4797 Buzzer Assembly 910 7315 Panel Spreader Control CF Blank Panel Euro L...

Page 60: ...809 0115 Screw Retainer 10 32 x Slotted Head 8 823 1092 Collar Swivel Drain 9 810 0388 Knob Clamping Swivel Drain Collar 10 823 0714 Tube Square Drain 2 x 5 22 FMCF Spreader Cabinet Option 11 816 002...

Page 61: ...Short 3 823 5031 Drain Tube Left End Open Right End Closed Long 4 823 5030 Drain Tube Left and Right Ends Open Long 5 823 4765 Drain W A Elbow CF 6 816 0625 Sleeve 7 809 0969 Clamp 8 200 6974 Tube Dra...

Page 62: ...an Outer Pan Assembly Complete 806 4373 Heater Pan 24V 25W FMCF 1 810 0006 Caster Swivel 2 Front Only 2 810 0005 Caster Rigid 2 Rear Only 809 0189 Washer Flat 826 1362 Nut 20 Hex Qty 10 3 823 1421 Bas...

Page 63: ...tact Suction Tube Cover 806 4694SP Contactor Block Assembly 16 826 1389 Bolt 20 x Hex Head Qty 10 17 826 1372 Nut Grip 20 Hex Qty 10 18 809 0291 Bolt 20 x 1 Hex Head 19 816 0126 Insulation Contactor B...

Page 64: ...806 4866SP Pan Assembly Inner FMCF Crumb Screen Not Included 2 816 0117 O ring Inner Pan Connection 3 809 0045 Nut Cap 10 32 4 910 1366 Handle Filter Pan Back Nearest End With Hole In Pan Bottom 5 81...

Page 65: ...alve Handle 4 900 1853 Handle Oil Return 5 814 0047 Sleeve Handle 6 900 0239 Arm Oil Return Valve 7 920 0220 Linkage Oil Return Valve 8 809 0200 Washer Flat 9 826 1381 Washer I D x 7 8 O D Nylatron Qt...

Page 66: ...Arm Oil Return Valve 7 200 1059 Rod Oil Return Linkage 8 809 0200 Washer Flat 9 826 1381 Washer I D x 7 8 O D Nylatron Qty 10 10 810 0220 Spacer Tubular 0 493 O D 11 809 0142 Bolt 5 16 24 x Hex Head...

Page 67: ...xline to Determine Length Needed 810 1043 Flexline Oil Return 9 810 1055 Flexline Oil Return 11 810 1057 Flexline Oil Return 13 806 9438SP Flexline Oil Return 14 with Male Ends 810 1369 Flexline Oil R...

Page 68: ...STANDARD PART EURO LOOK PART COMPONENT 1 900 7026 Base Motor Adjustable 810 0665 Nut Leveling Adjustable Motor Base 2 900 1472 Diverter Oil To Protect Contactor Block 3 816 0102 Grommet Oil Diverter...

Page 69: ...HZ Includes Item 12 826 1270 Motor Filter 230VAC 50 60HZ Includes Item 12 826 1755 Motor Filter 250VAC 50 60HZ Includes Item 12 14 813 0093 Nipple x 4 NPT BM 15 813 0352 Nipple x 21 NPT BM 16 813 0003...

Page 70: ...0 1427 Handle Drain Valve With Lock Pin 3 809 0540 Nut Drain Valve MJ FMCF 4 810 1020 Valve Drain 1 x 1 FMCF Units 5 810 0820 Handle Drain Valve 6 809 0540 Nut Drain Valve MJ FMCF 900 2936 Retainer Dr...

Page 71: ...7 Bracket Switch Drain Assembly 4 807 2103 Switch CE Micro Straight Lever 5 809 0237 Nut 4 40 KEPS Hex w Ext Tooth 6 809 0540 Nut 2 Way Lock 13 ZN PL 7 810 1018 Valve 1 1 4 FPD TCF w out Handle 8 816...

Page 72: ...wer Components 1 2 3 4 ITEM STANDARD PART EURO LOOK PART COMPONENT 806 4529SP Power Shower Assembly Full Vat Complete 1 809 0415 Screw Cleanout 2 814 0001 Grip Handle 3 826 1390 Seal Gasket Qty 5 4 82...

Page 73: ...MPONENT 1 823 3893SP Frypot Bare FMCF MJCF 106 2553SP Frypot Complete Include Combustion Chamber Insulation 823 3881 Frypot Bare MJCF CE and Non CE 106 2550 Frypot Complete MJCF CE 106 2539 Frypot Com...

Page 74: ...Chamber Side Combustion Order Insulation Kit Separately 7 823 0290 Channel Frypot Rear Order Insulation Kit Separately 8 806 0833 Chamber Rear Combustion Includes Insulation 9 806 0489 Flue Front FMC...

Page 75: ...240V 15A w o plug 807 1685 100 208 240V 18A w o plug Connectors 1 807 1068 2 Pin Female 2 807 0158 6 Pin Female 3 807 0156 9 Pin Female 5 807 0159 12 Pin Female 5 807 0875 15 Pin Female 6 807 1067 2 P...

Page 76: ...LEVEL SWITCH ASSY 4C 47C 8C GAS VALVE RELAY C 24V 24V 13C 12C 36C 24V OFF ON HEATING 15P 66C 3C 5 6 7 8 4 3 2 1 INTERFACE BOARD NC NC COMPUTER CABLE ASSEMBLY TO CUSTOMER PROVIDED COMPUTER 8050402D 25C...

Page 77: ...WELL 1 2 P S I TH TH PP PP 1 2 3 4 6 5 1 2 3 4 6 5 7 8 6 1 2 3 4 5 8 7 RELAY WIRING DIAGRAM COMPUTER REFERENCE 1 2 1 2 J4 P4 VIOLET VIOLET BLUE ORANGE YELLOW YELLOW GREEN J2 VIOLET RED RED BROWN BROWN...

Page 78: ...S VALVE PRESSURE SWITCH OIL LEVEL SWITCH ASSY 4C 47C 8C GAS VALVE RELAY C 120 24V 12V 13C 18C 19C 24V NC NO 3C 5 6 7 8 4 3 2 1 INTERFACE BOARD TO COMPUTER 8050495D 12VDC 5C PLAN WIRING DIAGRAM VALVE 2...

Page 79: ...SURE SWITCH OIL LEVEL SWITCH ASSY 4C 47C 8C GAS VALVE RELAY C 220 240 24V 12V 13C 18C 19C 24V NC NO 3C 5 6 7 8 4 3 2 1 INTERFACE BOARD TO KFC 1 COMPUTER 8051320A 12VDC 5C PLAN WIRING DIAGRAM VALVE 24V...

Page 80: ...MASTER JET CF SERIES ATMOSPHERIC GAS FRYERS APPENDIX A 5 A 1 5 KSCF Wiring Diagram w Float CE...

Page 81: ...MASTER JET CF SERIES ATMOSPHERIC GAS FRYERS APPENDIX A 6 A 1 6 KFC 1 Harness Diagram...

Page 82: ...S APPENDIX A 7 A 2 Parts List KJ3FC Variant Parts specific to KJ3FC variants are listed here All other parts can be found in Chapter 2 1 2 3 4 5 6 8 9 10 11 12 13 14 15 16 17 23 22 18 19 20 21 24 25 2...

Page 83: ...5320 Switch Assembly Pressure Includes Items 14 15 16 14 809 0476 Nut Jam 20 Two Required 15 900 1749 Plate Adapter Pressure Switch 16 813 0389 Tee Hex 7 16 x 1 8 x 7 16 17 807 3520 Speaker Computer S...

Page 84: ...itch Drain Valve 30 816 0220 Insulation Microswitch 31 200 0513 Cover Microswitch 32 826 1366 Nut Keps 4 40 External Teeth Qty 25 33 813 0406 Coupling 1 x 2 NPSC 34 813 0148 Nipple 1 x 6 NPT BM 35 813...

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Page 86: ..._IOM_8195186 06 2018 8197423 WWW WELBILT COM Welbilt provides the world s top chefs and premier chain operators or growing independents with industry leading equipment and solutions Our cutting edge d...

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