Frymaster YSCFC24GSERIES User's Manual
Contents
1. 21 WE Y z e 4 Qo L SSS eS 2 uz 2 L G gt gt Qo x 15 L x Qi Ll gt x gt Lu xo QLL gt gt z 2 X Xo gt MV MV 2 gt lt gt 1 24 T gt 5 na 59 Q O a H OO n gt e c lt Lu uio 0 CC LLI E Or OO 0 gt 1 9 2 24 24 Filter Wiring 00191808 NN OO S ET NIA GET Y S SARI NONIS NE UNES S SEE EUR 1 i 104100 AZL 304 01 9 51 3501 104100 AZ 51 ISN xog H3WHOJSNV ML I i o 1HM 096 Aqog ol SO M3MO18 t 80 349 Be I I me INTINOD SITOA a HOLS JYNSS3ud LHM 26 E NE ee TCE Et J 2 aay 282 ee ee 4 ama 206 940 262 1HM 26 QI W8 OLY I I I I I I I I I I x j i x 1 x I 262 LHM 984 am2. YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST 2 2 Burner Manifold and Related Components 2 2 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST 2 2 Burner Manifold and Related Components 810 2129 Tube Burner 200 1670 Support Left or Right Manifold 810 2168 Burner Manifold Assembly Orifice 810 2827 2 82mm 34 Natural Gas 910 2830 1 78 50 Propane LP Gas 813 0154 Plug NPT Manifold Pressure Tap Plug 813 0174 Union 3 4 NPT Pipe 813 0300 Nipple 34 42 813 0066 Elbow 90 x 34 NPT 813 0112 Nipple 34 NPT x 2 813 0168 Elbow 90 x 34 Street Valve Gas 807 3555 24V Natural G20 G25 Honeywell 807 3690 24V Propane LP G31 Honeywell 106 6553 Vent Tube 813 0763 Bushing 34 to 12 813 0022 Nipple NPT x Close 813 0173 Union gt NPT Pipe 813 0165 Elbow 90 x 1 2 NPT Street for single fryers use 45 813 0342 813 0265 Nipple 1 2 NPT x 212 813 0062 Elbow 90 x 12 813 0845 Nipple gt NPT x 2924 single fryers use 2442 813 0788 813 0729 23 813 0608 Coupling NPT 813 0475 Tee 1 x 1 2 x 34 813 0460 Nipple 1 2 x 3 NPT 813 0421 Nipple 1 x 18 NPT 813 0418 Nipple 1 2 x 17 NPT 813 0275 Nipple 1 2 x 9 NPT 813 0266 Elbow Street 1 NPT 813 0247 Nipple
3. gt x 3 5 NPT 813 0087 Nipple 2 x 1 5 NPT 8123 0031 Bushing Hex 34 x 810 2898 Clamp 1 Electronic Ignition Components 807 3556 Ignitor and Flame Sensor Assembly does not include flame sensor wire or cable 106 4580 Ignitor Bracket Flat Style 106 3338 Ignition Cable includes 807 3742 cable and 807 3484 Rajah connector 807 3365 Module Ignition Spark Honeywell W 106C6SP Sensor Cable Not illustrated oce den cues 2 3 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST 2 3 Flue Caps Top Caps and Related Components 2 4 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST 2 3 Flue Caps Top Caps and Related Components cont 106 32535 Frame Single Crumb Dump 106 16385 Frame Double Crumb Dump 823 4125 Insert Pan Crumb Dump 2 Size 823 4127 Tray 12424 Single 106 2840SP Cover 1824G Frypot use 106 2839SP for 2424G Frypot Deflector Flue Cap Oil 230 1387 For use on 2 2424G 2 vat 2424 System 230 1390 For use on 3 2424G 3 vat 2424 System 230 1385 For use on 2 1824G 2 vat 1824 System 230 2996 For use on 2 2424 15R 3 vat 24 15 System Flue Cap 230 0778 For use on 2 2424G 2 vat 2424 System 230 1589 For use on 2 1824G 2 vat 1824 System 230 2966 For use on 2 2424 15R 3 vat 24 15 System 230 0396 For use on 3 2424G 3 vat 2424 System 210 4317 Edge Strip Frypot 210 4313 Joiner Strip joins frypots within a system 210 4598 Joiner Str
4. jenuey Sed 9 SIS A1T4 Ser 0 09 814 s DYCOdOSA S L Models YSCFC 1824G 2424G and 24 24 15 Systems with Built In Filtration Frymaster Dean Frymaster Dean a member of the Commercial Food Equipment Service Association CFESA recommends using CFESA Certified Technicians 24 Hour Service Hotline PRINTED IN THE USA 1 800 551 8633 FEBRUARY 2009 819 service frymaster com www frymaster com Please read all sections of this manual and retain for future reference This product has been certified as commercial cooking equipment and MUST be installed by professional personnel as specified Installation maintenance and repairs should be performed by your FRYMASTER DEAN FACTORY AUTHORIZED SERVICE CENTER DANGER Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other cooking appliance DANGER Instructions explaining procedures to be followed MUST be posted in a prominent location in the event the operator detects a gas leak This information can be obtained from the local gas company or gas supplier A WARNING Improper installation adjustment alteration service or maintenance can cause property damage injury or death Read the installation operating and maintenance instructions thoroughly before installing or servicing this equipment A DANGER Safe and satisfactory operation of your equipment depends on proper installation
5. Installation MUST conform with local codes or in absence of local codes with the National Fuel Gas Code ANSI 2223 1 The Natural Gas Installation Code CAN CGA B149 1 The Propane Installation Code CAN CGA B149 2 or The latest edition of the National Electric Code N F P A 70 NOTICE IF DURING THE WARRANTY PERIOD THE CUSTOMER USES A PART FOR THIS ENODIS EQUIPMENT OTHER THAN AN UNMODIFIED NEW OR RECYCLED PART PURCHASED DIRECTLY FROM FRYMASTER DEAN OR ANY OF ITS AUTHORIZED SERVICE CENTERS AND OR THE PART BEING USED IS MODIFIED FROM ITS ORIGINAL CONFIGURATION THIS WARRANTY WILL BE VOID FURTHER FRYMASTER DEAN AND ITS AFFILIATES WILL NOT BE LIABLE FOR ANY CLAIMS DAMAGES OR EXPENSES INCURRED BY THE CUSTOMER WHICH ARISE DIRECTLY OR INDIRECTLY IN WHOLE OR IN PART DUE TO THE INSTALLATION OF ANY MODIFIED PART AND OR PART RECEIVED FROM AN UNAUTHORIZED SERVICE CENTER ZA DANGER The crumb tray in fryers equipped with a filter system 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 Additional information can be obtained in the filtration manual included with the system DANGER The front ledge of the fryer is not a step Do not stand on the fryer Serious injury can result from slips or contact with the hot oil WARNING Drawings and photos used in this manual are intended to illustrate operational cleani
6. x 7 813 0631 Elbow x 90 813 0649 Nipple Black Tube x 2 5 913 0894 Elbow 38 NPT x gt 372 Flare 823 5815 Return Handle Pump Motor 810 3347 Pump Viking 5 GPM 826 1712 Motor 115V 60Hz gasket included 826 1270 Motor 230V 50 60Hz gasket included 816 0093 Gasket Pump Motor included with motor 813 0168 Elbow 34 x 34 NPT Street 90 613 0031 Bushing 34 NPT 1 2 810 1668 Adapter Male 7 OD x 810 1067 Flexline OD x 8 5 long 813 0298 Nipple 1 2 x 2 0 NPT 813 0062 Elbow 12 90 813 0304 Bushing 1 2 x 1 4 Flush 813 0838 Nipple 4 NPT Close 810 1669 Adapter Female 78 OD x 910 1339 Flexline 7 OD x 4 5 long 813 0003 Tee 1 2 x 12 x 813 0022 Nipple gt x Close NPT 810 1055 Hlexline OD x 11 5 long 106 3470SP Valve Solenoid Female Pins 813 0265 Nipple gt x 2 5 NPT 807 2304 Heater Strip 72 120V 100W Silicone 806 8004SP Heater Strip 56 120V 40W Silicone 807 1105 Heater Strip 18 120V 25W Silicone 807 1420 Heater Strip 36 120V 25W Silicone 220 0965 Mount Handle Drain Flush 220 0973 Handle Drain Flush 809 0601 Clevis Clip 813 0087 Nipple gt x 1 50 NPT 106 4006 Valve Flush Not illustrated A L OLD Q 2 12 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST 2 8 Filt
7. terminal block marking each wire to facilitate reconnections 3 Remove the high limit thermostat wire from the gas valve coil CE only 4 Remove gas lines and pipe union collars from the gas valve and remove the valve 5 Remove the pipefitting from the old gas valve and install on the replacement valve using Loctite 5 567 or equivalent pipe thread sealant on threads Do not apply sealant to the first two pipe threads Doing so will clog and damage the gas valve 6 Reverse steps 1 5 to install the replacement gas valve 1 6 4 Replacing Direct Spark Ignitor Assembly Units with Electronic Ignition Only 1 Remove the burner shield from the burner box slots 2 Disconnect sense wire and ignition cable from the ignitor 3 Remove the mounting screw from the ignitor mounting bracket and remove the ignitor 4 Reverse the procedure to replace the ignitor assembly Ensure the ignitor is properly positioned in relation to the center burner before tightening mounting screw Ensure ignitor is properly positioned arrow over the center burner prior to tightening the mounting screw NOTE The above procedure is applicable to fryers equipped with electronic ignition systems only 1 9 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES 1 6 5 Removing Replacing Blower Assembly or Air Prover Switch 1 Remove back panel systems with built in filtration use care not to damage the oll return
8. top assembly is secured to the frypot with high temp silicone sealant On systems remove individual pieces on the frypot being removed 11 Pull the frypot back and up to remove On fryers with built in filtration systems ensure the front oil return inlet is clear of the firebox front before lifting frypot out of cabinet If the Firebox Requires Replacement 12 Remove screws 12 securing the firebox to the cabinet braces arrows Lift the firebox assembly back and up to remove from cabinet Use a pry bar to remove top assembly Let frypot single units only Remove the firebox back and insulation from back of frypot Hemove screws arrows securing the firebox to the cabinet YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES 13 Install new firebox Into cabinet Replace screws 12 removed during removal of the old firebox Use spray adhesive Zep Aero Tac High Strength Spray Adhesive or equivalent to install new insulation in firebox bottom as shown The insulation must not go above the top of the burner box center flange NOTE Ensure the strip of insulation 15 properly affixed to the front blower housing flange arrow prior to installing fryp Ob U Oi 10 n nn Install new insulation in firebox using spray strip will result in frypot baffle burnout adhesive ensuring good contact between blower damage and fryer malfunction insulation and metal surf
9. 4V 50 VA 807 2103 Microswitch Straight Lever 807 2469 Bushing Heyco 1 ID 807 3365 Ignition Module Honeywell 826 2086 Thermatron Board 115 230V Extended Melt Cycle 807 3574 Switch Dean Power 807 3575 Switch Hole Plug 907 3576 Switch Reset Rocker 807 3680 Thermostat 450 F High Limit w Manual Reset 910 0110 Knob Thermatron Control 926 2269 Potentiometer Thermatron 106 2607 Probe Thermatron 20 leads 816 0220 Insulation Switch 823 5765 Component Box 802 2050 Label Three Switch 802 2052 Label Thermatron Dial 200 4719 Harness Thermostat 2 10 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST 2 7 Return and Suction Manifolds 62 uono s uo uod o n N 1 o 99S 3001 1044 2 11 253 2 I 8 2 uono s 99S UN Jey OL Dass A yes Y YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST 2 7 Oil Return and Suction Manifolds ITEM PART COMPONENT 910 3088 Oil Return Manifold 106 5461 Oil Return Plumbing 910 2125 Drain Valve Ball Valve 910 3011 Tubing Drain Valve Front 610 3014 Tubing Oil Return Rear 613 0165 Elbow Street 1 2 x gt 90 813 0462 Coupling 75 813 0613 Flare Fitting 2 37 x V2 813 0614 Flare Fitting 2 37
10. 7 Sleeve Plastic 1 14 Red co Q tS 2 16 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST 2 11 Wiring Connectors Pin Terminals and Power Cords ITEM PART COMPONENT 106 7649 Power Cord Assembly 120V 10 16 gauge Connectors 807 1068 2 Female 807 0158 6 Female 807 0156 9 Female 907 0159 12 Female 907 0875 15 Female 807 1067 2 Male 807 0157 6 Pin Male 807 0155 9 Male 807 0160 12 Male 807 0804 15 Male 826 1341 Terminal Female Split Pin Pkg of 25 826 1342 Terminal Male Split Pin Pkg of 25 907 2518 Plug Mate N Lock Dummy Pin Not illustrated N 00 41 ON Q WN 2 17 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST 2 12 Screws Nuts and Fasteners ITEM PART COMPONENT 826 1389 Screw 14 20 x 34 Pkg of 10 926 1359 Screw 4 40 x 34 Slotted Round Head Pkg of 25 809 0853 Screw 10 32 x 1 5 Slotted Pan Head 809 0839 Screw 8 32 75 Slotted Pan Head 809 0918 Screw 10 24 x 926 1371 Screw 8 x 50 Slotted Hex Head Pkg of 25 826 1374 Screw 10 1 2 Hex Washer Head Pkg of 25 809 0766 Nut 10 32 Hex Head 809 0823 Nut 4 20 Nylock 809 0247 Nut 8 32 Keps 809 0834 Nut 8 32 Hex Locknut 809 0050 Nut 8 32 Hex Zinc Plated 826 1366 Nut 4 40 Keps Pkg of 25 used to mount microswitch 826 1362 Nut 14 20 Hex Zinc Pl
11. APTER 1 SERVICE PROCEDURES tico 4 i LLL 9 Remove sensor bulb guard to access probe and high limit pictured above Current production systems have a sensor bulb clamp that must be removed prior to removing the probe high limit from the frypot pictured top right 9 On the sensor bulb being removed loosen and unscrew completely the compression nut then the pass through nut from the frypot Carefully remove the sensor bulb from the frypot being careful not to damage the remaining sensor bulb 10 If removing the high limit remove screws securing it to the wireway box Mark and remove the wiring from the high limit housing High limit 1 7 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES 11 Reverse steps to Install new temperature probe or high limit If reinstalling high limit ensure the capillary tube is properly routed around the temperature probe before tightening see photo Step 8 Reconnect wiring removed from defective high limit IMPORTANT High Limit When installing new high limit ensure the capillary tube and bulb are positioned properly with the mounting hardware installed prior to tightening the compression nut Once tightened the capillary tube cannot be repositioned IMPORTANT Temperature Probe In older fryers ensure probe tip is 1 8 from When installing new temperature probe frypot bottom for proper temperature sensing ensure probe 15 posit
12. GREEN LIGHT POWER SWITCH IS No power to fryer 1 Check power source power OFF cords and breaker Ensure that electricity is available to the GREEN LIGHT SAFETY RESET fryer SWITCH IS OFF Fuse is blown 2 Replace fuse GREEN LIGHT CONTROL PANEL IS OFF 3 If fryer does not function after resetting the reset switch RED LIGHT CONTROL PANEL IS Reset switch circuit defective contact an ASA for assistance OFF 1 23 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES 1 9 WIRING DIAGRAMS NOTE The diagrams in this section depict wiring as of the date of manual publication It may not reflect design changes made to the equipment after publication Always refer to the wiring diagram affixed to the unit when actually troubleshooting this equipment 1 9 1 Wiring for Common Cabinet Flatbottom without Boil Out Lu gt AE z N a LO O co Tz O lt ul eo e e BE J z x 5 2 5 Z E J u gt OS JHM 39T lt uU JI8VSIC m 31JA3 113 gt 0 gt ae X78 IST 5 N38 2081 HI LIMIT THERMOSTAT z x 5L z gt ot 3 c lt x 20 1 gt m i 0 a 940 38 i oe m e o o e m e o v IMIVIVIY LYIVIVIYIV v af Sho gt 5 25550 ei UC G d mx 2 omzoz r2 na 21 gd D s ie
13. a 206 O I m aad 282 1 I I E I I I 1 I I I O 3d 1 22 2 99 I O S 8 E 2 2 E 13 I 9 292 565 T3A 22 92 5 8 IANIANTATNIAIAN 22 1715 9141816 1115918191919 112 6 6 9 7 8 6 1 8 19 o N 1 d Cf OL Cf H3MO1H OL USAMA OL YaMO1E OL 1 25 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES 1 9 3 18 24 Common Cabinet Transformer Box AIR N PROVER SWITCH L L L Lu O O O O QO Q WHT Bis RON CN NC gt 2 gt Z gt gt 22202024 BRN ss 1 1 YEL 9 81716 2 7 8 5 4 31 21 1 514131211 FRYER S 32 1 BLOWER GRN e BLACK e 0 0 0091910 123 5 2 1 NEUTRAL 7 8 9101112 GREEN TO 8051640B 1 26 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST 2 1 Blower Assembly and Combustion Air COMPONENT 108 0471SP Motor Blower Assembly 120V 823 3162 Duct Assembly Inlet 200 1428 Gate Air Flow 923 3166 Duct Assembly Outlet 200 1471 Door Outlet Duct Access Not illustrated 2 1
14. aces and will void all applicable warranties 14 Install new frypot using care not to damage the firebox insulation Ensure the blower housing insulation strip remains in place after installing the new frypot arrow Reverse the above steps to reassemble the fryer Use high temp silicone to re install the top assembly single fryers or joiner strips flue caps etc systems Ensure blower housing insulation strip remains in place after installing the new frypot arrow 1 7 Troubleshooting and Problem Isolation This section is intended to provide technicians with a general knowledge of the broad problem categories associated with this equipment and the probable causes of each With this knowledge the technician should be able to isolate and correct any problem encountered Problems you are likely to encounter with YSCFC Series Flatbottom fryers can be grouped into five categories 1 Ignition failures 4 Filtration problems 2 Improper burner functioning 5 Leakage 3 Improper temperature control YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES The probable causes of each category are discussed in the following sections Troubleshooting guides are included in Section 1 8 to assist in identifying some of the more common problems 1 7 1 Ignition Failures Ignition failure occurs when the ignition module fails to sense a flame within 11 time dela
15. ated 809 0987 Nut 14 20 Press Stainless Steel 809 0885 Washer Flat x 1 x 083 909 0191 Washer 14 Lock Not illustrated 2 18 Frymaster Dean Frymaster Dean 8700 Line Avenue Shreveport Louisiana 71106 TEL 1 318 865 1711 FAX Parts 1 318 688 2220 Tech Support 1 318 219 7135 SERVICE HOTLINE 819 6472 PRINTED IN THE UNITED STATE 1 800 551 8633 FEB 2009
16. ds 1 3 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES 1 3 Cleaning the Gas Valve Vent Tube if applicable I 2 Set the fryer power switch the gas valve to the OFF position Carefully unscrew the vent tube from the gas valve NOTE The vent tube may be straightened for ease in removal Pass a piece of wire through the tube to remove any obstruction Remove the wire and blow through the tube to ensure it 1s clear Reinstall tube and bend so that the opening is pointing downward 1 4 Adjusting Burner Manifold Gas Pressure Ensure that the gas valve knob is in the OFF position Remove the pressure tap plug from the burner manifold Insert the fitting for a gas pressure measuring device into the pressure tap hole Remove pressure tap from burner manifold to check burner manifold pressure 4 Place the gas valve in the ON position then place the fryer power switch in the ON position When the burner lights and continues to burn note gas pressure reading for correct pressure in accordance with the table on page 1 1 1 4 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES 5 To adjust burner gas pressure remove the cap from the gas valve regulator and adjust to correct pressure arrow shown at right 6 Place the fryer power switch and the gas valve in the OFF position Remove the pressure measuring device fitting from the pressure tap ho
17. ear Cabinet 810 0357 Caster 5 with Brake Swivel 4 hole pattern 810 0356 Caster 5 without Brake Swivel 4 hole patter 220 3537 Bridge Filter Pump 220 3790 Support Filter Pump Motor 221 0980 Guide Filter Pan Left 222 0980 Guide Filter Pan Right 221 4734 Rail Filter Pan Left 222 4734 Rail Filter Pan Right 220 4149 Stop Drain Pan 2424 220 4891 Stop Drain Pan 15 220 0760 Divider Frypot 200 9231 Cabinet Front 224 220 3793 Brace Cabinet Front 324 220 3501 Brace Cabinet Front 324 Filter on Right facing the fryer 200 9240 Brace Cabinet Front 1824 220 2970 Brace Cabinet Front 24 24 15 200 9229 Brace Cabinet Top 224 200 3793 Brace Cabinet Top 324 200 9239 Brace Cabinet Top 1824 220 2943 Brace Cabinet Top 24 24 15 Oil Return Manifold 810 3088 224 810 3313 324 Filter on Left facing the fryer 810 3314 324 Filter on Right facing the fryer 810 3093 18 24 810 3239 24 24 15 Cabinet Base 106 5788 224 106 8393 324 Filter Left facing the fryer 106 8394 324 Filter on Right facing the fryer 106 6502 18 24 106 7948 24 24 15 Not illustrated BONDE owooo otuiY 2 7 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST 2 5 Door Assemblies and Component Parts ITEM PART COMPONENT 824 1912 Panel Door 2424 824 1958 Panel Door 1824 824 1954 Panel Door 15 220 A128 L
18. er that problem must also be corrected A DANGER MAKE SURE YOU ARE HOLDING THE INSULATED HANDLE OF THE SCREWDRIVER AND NOT THE BLADE THE SPARKING CHARGE IS APPROXIMATELY 25 000 VOLTS Check for proper operation by disconnecting the wire from the ignitor inserting the tip of a screwdriver into the terminal and holding it near the frame of the fryer as the power switch 15 placed in the ON position A strong blue spark should be generated for at least 11 seconds Fluctuating flame intensity is normally caused by either improper or fluctuating incoming gas pressure but may also be the result of variations in the kitchen atmosphere Verify incoming gas pressure in the same way as for popping discussed in the preceding paragraphs Variations in the kitchen atmosphere are usually caused by air conditioning and or ventilation systems starting and stopping during the day As air conditioning ventilation systems start and stop the pressure in the kitchen may change from positive or neutral to negative or vice versa Changes in airflow patterns may affect flame intensity Flames rolling out of the fryer are usually an indication of negative pressure in the kitchen Air is being sucked out of the fryer enclosure and the flames are literally following the air If negative pressure is not the cause check for high burner manifold gas pressure in accordance with the procedures in Section 1 4 An obstructed flue or a faulty blower which prevent
19. er Unit ITEM PART COMPONENT 106 8465SP Filter Pan with 2 casters 810 2800 Filter Leaf 23 5833 Crumb Basket 106 6131 Lid Filter Pan 810 2805 Caster 2 826 1392 O rings for filter pan pick up tube qty 5 816 0757 O rings for filter leaf 803 0342 Filter Powder pack of 25 803 0289 Filter Paper 22 x 34 1f using paper option 220 1145 Sana Grid Screen if using paper option 810 3082 Hold Down Ring if using paper option Not illustrated X X xXx 2 13 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST 2 9 Frypot Drain and Oil Return Components attaches here Oil flush plumbing see Section 2 2 14 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST 2 9 Frypot Drain and Oil Return Components ITEM PART COMPONENT 826 1823 Frypot Kit 1824G insulation included 826 1821 Frypot Kit 2424G insulation included 823 3934 Divider Frypot 823 3174 Frypot Drain 823 3190 Baffle Secondary Air 210 1409 Spreader Side Flame Firebox Assembly 823 5854 1824 use with 823 5195 on 1824 units 823 5195 2424 use with 823 5854 on 1824 units 826 2036 Insulation Pot FB 220 3512 Guard Firebox Bottom 812 1822 Tube Drain RH 812 1823 Tube Drain LH 812 2017 Tube Drain Center Dump 816 0772 Sleeve Drain Tube Connector 809 0969 Clamp 3 T bolt 106 5461 Oil Return Plumbing attaches to Item 21 Sec
20. f burner manifold pressure is suspected of being incorrect On systems equipped with electronic ignition verify that the ignitor is properly adjusted electrode tip and ignitor positioned properly over middle burner Clogged burners and burner orifices are also likely causes of delayed ignition Clogged burners are indicated by uneven flame or partial flame on the burner face Clogged orifices are indicated by no flame Another cause of popping is an insufficient air supply or drafts Check for negative pressure conditions in the kitchen area If air is flowing into the kitchen area more air is being exhausted than is being replenished and the burners may be starved for air If the fryer s gas and air supplies are okay the problem most likely is with one of the electrical components Examine the ignition module for signs of melting distortion and or discoloration due to excessive heat build up in the fryer This condition usually indicates improper flue performance YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES Also examine the controller for the same conditions A melted or distorted ignition module is automatically suspect and should be replaced but unless the condition causing excessive heat in the fryer 15 corrected the problem 15 likely to recur Next ensure the ignition wire is connected properly at both ends and examine it for obvious signs of damage Again if damage is due to excessive heat in the fry
21. gas pressure Oil of inferior quality or used too long Replace with quality oil 1 22 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES 1 8 2 Indicator Lights fryer s indicator lights serve a diagnostic purpose All lights are when the fryer is working properly The green light on the control panel will cycle on and off as the fryer calls for heat Use the following procedures to isolate problems indicated by light combinations Turn the temperature dial to 400 F 204 C to ensure the sensor will demand heat Check all indicator lights in the fryer cabinet and on the control panel Older units may have power and reset switches with different colored lights orange amber red green white Common Cabinet units have a white power light and a green air prover light Substitute the light color of the correct color switch with the respective green light switch in the following troubleshooting procedures The control panel light colors haven t changed When turning the power switch ON and resetting the safety reset switch check for the following LIGHT INDICATION PROBABLE CAUSE CORRECTIVE ACTION GREEN LIGHT POWER SWITCH IS The drain valve is open 1 Ensure the drain valve is ON completely closed and then turn the reset switch to ON GREEN LIGHT SAFETY RESET SWITCH IS OFF The drain switch is defective GREEN LIGHT CONTROL PANEL IS OFF RED LIGHT CONTROL PANEL IS OFF
22. heat tape wiring insulation when removing backs multi batteried systems after 02 03 have two piece back panels remove both to access blower assembly 2 Remove blower assembly by removing four screws two screws securing the flue outlet to the firebox and two screws securing the blower inlet housing to the firebox Pull the assembly out of the slot and lower to the side Do not remove the electrical connections at this time 3 Remove junction box cover and mark and disconnect wiring to the switch Unscrew fitting connecting sampling tube to air prover Multi batteried systems after have upper and lower switch being careful not to kink the tube back panels which must be removed to access the bracket dba blower assembly fryer at left shown with upper back panel removed attaches switch to junction box to remove switch Install new atr prover switch with bracket Reattach sampling tube and wires removed from old switch and replace junction box cover 4 If replacing blower remove junction box cover mark and disconnect each wire and remove conduit fitting from junction box Reinstall conduit fitting on new blower and reconnect wiring Replace box cover 5 Reverse steps 1 2 to reinstall blower assembly Junction Box Air Prover Switch Bracket After removing screws arrows remove blower assembly from firebox by pulling outwa
23. ied shortening the pump will produce the same result YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES A pump seized by debris or hard shortening must be disassembled cleaned and reassembled follows 1 Disconnect power to the filter system 2 Remove the front cover of the pump to access the gears inside if the pump is accessible while still inside the cabinet If the front cover is not accessible the pump must be removed from the pump motor remove input output plumbing from the pump prior to removing pump Remove setscrews to disengage the pump from the motor Remove these bolts to Remove debris or hardened remove pump cover shortening to free gears 3 Prior to reassembly the inside housing must be clean and free of any sediment or debris Failure to completely clean the inside housing and ring gear will cause gear binding after reassembly 4 During reassembly partially install the housing bolts in a star pattern leaving a Vs inch 3 mm gap between the cover and housing flanges Ensure there is no shortening or oil in the filter pan and that the filter pan 1s disconnected With the motor running slowly draw the cover in evenly tightening the housing bolts When the cover 15 snug on the housing tighten all bolts to 15 inch Ibs 1 7 Nm ensuring that the pump is working correctly Turn the motor off The electronics of the SUFF UFF filtration system are simple and straightforward Microswitches a
24. iner Door 2424 220 4742 Liner Door 1824 220 4666 Liner Door MC15 106 4067 Pin Assembly 810 0275 Spring 210 8077 Handle 2 8 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST 2 6 Control Panels Wireways and Related Components 225 2 9 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST 2 6 Control Panels Wireways and Related Components cont ITEM PART COMPONENT 106 6060 Plate Microswitch Adjustment 807 4114 Relay Latch Filter 24VAC Coil 200 4719 Plate Interface Board Mounting 200 9681 Support High Limit Thermostat 200 9812 Plate Component Box Cover 220 1283 Box Component Harness 220 1284 Housing Thermostat 220 3769 Bracket Relay 230 1282 Plate Thermatron Face 807 0800 Transformer 120V 50 60 Hz 2
25. ing the coasting cycle Flames originate from orifices in three tubular burners positioned beneath the frypot The diameter of the orifices differs for Natural CE G20 G25 and LP CE G31 gas as indicated in the table below NON CE Altitudes of 2000 feet or less INPUT ORIFICE ORIFICE MBAR INCH W C NAT 34 2 82 810 2051 3 10 1824 24YSCFC 120 An electromechanical gas valve regulates gas flow to the manifold 5 Series Flatbottom gas fryers are equipped with a 24 volt valve system and an electronic ignition system direct spark ignition Electronic Ignition Configuration In units configured for electronic ignition an ignition module connects to an ignitor assembly The ignition module performs three important functions it provides an ignition spark supplies voltage to the gas valve and proofs the burner flame The module contains a time delay circuit and a coil that activates the gas valve The ignitor assembly consists of a spark plug and a flame sensor element At start up the ON OFF switch is placed in the ON position supplying 115 VAC or 230 VAC according to system configuration to the Thermatron interface board The voltage is stepped down via transformer to 24 VAC before entering the ignition module If resistance in the temperature probe indicates the temperature in the frypot is below 150 F 66 C the current flows through a melt cycle circuit where a switch alternately closes for approximately 4 second
26. ioned properly with the mounting hardware installed current production systems or 1 8 from frypot bottom older systems prior to tightening the compression nut Once tightened the Frypot Bottom probe cannot be repositioned 1 6 2 Removing Replacing Rocker Switches 1 Disconnect the fryer from the electrical supply 2 The switches are located a control box inside the unit Remove screws securing the front panel of the control box Do not allow the panel to hang by the switch wiring harness wiring use some type of support 3 Depress the retaining clips see illustration below and push the switch out of the slot If there is a switch guard present retain it for installation of the replacement switch When connecting wires to replacement switch pass the wires through the switch guard if applicable before connecting to switch Depress clips on each end to remove switch from control panel 4 Remove wires one at a time from the switch being removed and connect to the replacement switch until all wires are transferred 1 8 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES 5 Reverse the above steps for reassembly 1 6 3 Replacing the Gas Valve DANGER Drain the frypot or remove drain valve handle to prevent accidental opening before proceeding further 1 Disconnect fryer from electrical and gas supplies 2 Disconnect the wires from the gas valve
27. ip joins one fryer system to another 230 3089 Joiner Strip joins matching cabinet to fryer Marine Edge 823 5640 2 vat 2424 Without Notches 823 5816 2 vat 2424 Notched Right End 823 5817 2 vat 2424 Notched Left End 823 5829 2 vat 1824 Notched Left End 823 5514 3 vat 2424 Without Notches 823 5872 3 vat 2424 Notched Right End Frame Control Panel 106 5875 224 106 8395 324 106 6504 1824 106 7947 24 24 MC15 803 0293 Gloves Neoprene Hot Oil Not illustrated 2 5 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST 2 4 Cabinetry Backs 2 6 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST 2 4 Cabinetry cont ITEM PART COMPONENT 220 0366 Back Upper Cabinet 2424 220 0862 Back Upper Cabinet 1824 220 2938 Back Upper Cabinet MC15 220 0365 Back Lower Cabinet 2424 220 0863 Back Lower Cabinet 1824 220 2939 Back Lower Cabinet MC15 231 0395 Panel Left Side Stainless Steel Cabinet 232 0395 Panel Right Side Stainless Steel Cabinet 221 0853 Panel Left Side Stainless Steel Cabinet with Cut out 222 0853 Panel Right Side Stainless Steel Cabinet with Cut out 200 1471 Door Access Duct 220 0762 Brace Firebox 220 0761 Brace Frypot 220 0369 Post Front Cabinet 220 0404 Post R
28. le and reinstall the pressure tap plug 1 5 Calibrating the Thermatron Temperature Controller 1 Ensure the fryer ON OFF switch 15 in the OFF position Fill the Ge Electronic gnition frypot to the proper oil level line with cooking oil shortening If valve solid shortening is used ensure that the shortening is properly packed and melted in the frypot before proceeding 2 Place the fryer ON OFF switch in the ON position Set the Thermatron dial to 325 F 162 C 3 Allow the oil shortening to stabilize at setpoint temperature This is evident when the burners have cycled on and off several times 4 Insert a thermometer pyrometer into the frypot within inch 1 25 cm of the probe tip Ensure the tip of the thermometer pyrometer does not touch the bottom sides of the frypot 5 If the temperature on the thermometer 15 higher or lower than 325 F 162 C the dial 1s out of calibration 6 Calibrate the dial by first loosening two setscrews the dial arrows After loosening both setscrews slowly turn the dial to match the temperature reading of the thermometer Tighten each setscrew ensuring the dial does not move on the shaft during tightening 7 Allow burners to cycle on and off several times then recheck oil temperature as described in step 5 If the Thermatron dial temperature matches the thermometer temperature the controller is calibrated If not repeat step 7 8 After calibrati
29. ng and technical procedures and may not conform to on site management operational procedures A WARNING No structural material on the fryer should be altered or removed to accommodate placement of the fryer under a hood Questions Call the Frymaster Dean Service Hotline at 1 800 551 8633 This equipment is to be installed in compliance with the basic plumbing code of The Building Officials and Code Administrators International Inc BOCA and the Food Service Sanitation Manual of the Food and Drug Administration COMPUTERS WHERE APPLICABLE 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 any interference received including interference that may cause undesired operation While this device is a verified Class A device it has been shown to meet the Class B limits CANADA This digital apparatus does not exceed the Class A or B limits for radio noise emissions as set out by the ICES 003 standard of the Canadian Department of Communications Cet appareil numerique n emet pas de bruits radioelectriques depassany les limites de classe A et B prescrites dans la norme NMB 003 edictee par le Ministre des Communcations du Canada Z DANGER THIS PRODUCT CONTAINS CHEMICALS KNOWN TO THE STATE OF CALIFORNIA TO CAUSE CANCER AND OR BIRTH DEFECTS OR OTHER REPRODUCTIVE HARM Operation installation and se
30. ns of a rocker switch and the temperature 15 set by adjusting potentiometer The Thermatron board is located In the wireway box behind the control panel or in a component box inside the cabinet depending on fryer configuration The Thermatron temperature controller operates by comparing resistance between the potentiometer setting and the temperature probe If the resistance values don t match an on board relay energizes sending voltage to the gas valve that supplies fuel to the burners When the resistance values are equal the on board relay de energizes interrupting voltage to the gas valve which stops the fuel flow Depending on the system configuration and destination 115VAC controller boards are used Line voltage enters the interface 2 board at The temperature controls potentiometer are connected to K1 terminals 7 and 9 The sensor NC 14 probe circuit is connected to NO 12 terminals 10 and 11 The high limit EXTEOT and gas valve route through terminal 7 cw j 12 Terminals 5 and 6 are the melt cycle disable circuit The melt cycle is enabled unless terminals 5 and 6 are jumped out P12 P13 a 5 6 MELT CYCLE DISABLE 12 24 VAC INPUT Thermatron Controller Board 1 2 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES Safety Components All YSCFC Series Flatbottom gas fryers are equipped with high limit thermostat In the event that the fryer fails
31. on Is complete place the fryer Loosen two setscrews in dial arrows to recalibrate power switch in the OFF position and controller disconnect the fryer from the electrical supply 1 5 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES 1 6 Replacing Fryer Components 1 6 1 Temperature Probe or High Limit Thermostat 1 Disconnect the fryer from the electrical supply 2 Allow the frypot to cool for 10 minutes before draining Drain cooking oil shortening from the frypot Allow the frypot to cool completely before proceeding 3 Remove the fryer door s for access to control panel screws Lift door up disengage rod from lower door bracket and then remove door Current production models have spring loaded door pins Disengage bottom pin from the hinge and then remove door 4 Remove the marine edge where applicable from the topcap 5 Support the control panel and remove screws securing the panel to the wireway box Remove the control panel 6 On units with indicator lights on the control panel mark and unplug the wiring and then remove the control panel 7 Remove screw securing probe high limit access cover to wireway box Remove access cover and set aside NOTE Some systems have a wiring terminal block mounted on the access cover Mark and disconnect the wiring to the terminal block before removing access cover 1 6 YSCFC SERIES FLATBOTTOM GAS FRYERS CH
32. our screws securing wireway box to fryer cabinet arrows and carefully lower wireway box out of the way Use care not to stretch or distort the wiring 7 Remove two screws from the firebox heat shield arrows remove heat shield and Set aside NOTE Steps 8 and 9 must be performed prior to frypot removal especially on systems with built in filtration Failure to perform these steps will make frypot removal extremely difficult and cause possible damage to firebox components Remove topcap wireway box and front heat during removal shield to access firebox and frypot 8 Remove the burner box baffle by pushing the baffle up into the burner box until the baffle studs are clear of the slots Tilt the baffle at an angle and remove it from the burner box 9 Remove screws two securing the flame spreader to the burner box Allow the spreader to drop down to clear the frypot baffles After removing burner box baffle remove screws two securing the flame spreader to the burner box Allow the flame spreader to drop down in the burner box to clear the frypot baffles Repeat for both sides 1 13 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES 10 Remove firebox back along with insulation from back of frypot From the rear of the unit use a prying bar to carefully pry the top assembly from the frypot and cabinet frame single units only and set aside The
33. rd YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES 1 6 6 Replacing the Frypot Unit should be at room temperature disconnected from gas and electrical service and empty of oil or shortening prior to beginning procedure 1 6 6 1 Frypot Baffle Inspection I Remove cabinet door s by holding door and lifting up on hinge pin Current production model doors have spring loaded pins that must be disengaged from the control panel and the bottom hinge Remove marine edge if applicable by lifting up and off topcap and set aside The burner tube retainer strip and burner tubes must be removed from the frypot firebox being inspected Remove the burner tube shield and the burner tube retainer from the burner box and set aside Lift the burner tubes up over each orifice and then pull outward to remove Disconnect the sense wire and ignition cable and remove the direct spark ignitor assembly with electronic ignition Inspect frypot baffles for signs of burn through or damage If baffle burn through or damage is visible proceed to the next section If not and no further service to frypot firebox is required reverse the above steps to reassemble the fryer Inspect frypot baffles through burner tube opening arrow for signs of burn through or damage YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES 1 6 6 2 F
34. rvicing of this product could expose you to airborne particles of glasswool or ceramic fibers crystalline silica and or carbon monoxide Inhalation of airborne particles of glasswool or ceramic fibers is known to the State of California to cause cancer Inhalation of carbon monoxide is known to the State of California to cause birth defects or other reproductive harm ZA WARNING Do not bang fry baskets or other utensils on the fryer s joiner strip The strip is present to seal the joint between the fry vessels Banging fry baskets on the strip to dislodge shortening will distort the strip adversely affecting its fit It is designed for a tight fit and should only be removed for cleaning 1 1 1 2 1 3 1 4 1 5 1 6 1 6 1 1 6 2 1 6 3 1 6 4 1 6 5 1 6 6 1 7 1 7 1 1 7 2 1 7 3 1 7 4 1 7 5 1 8 1 8 1 1 8 2 1 9 1 9 1 1 9 2 1 9 3 YSCFC Series Flatbottom Gas Fryers Service amp Parts Manual TABLE OF CONTENTS SERVICE PROCEDURES Functional Description Accessing Fryers for Servicing Cleaning Gas Valve Vent Tube Adjusting Burner Manifold Gas Pressure Calibrating the Thermatron Temperature Controller Replacing Fryer Components Remove Replace Temperature Probe or High Limit Thermostat Removing Replacing Rocker Switches Replacing the Gas Valve Replacing the Direct Spark Ignitor Removing Replacing Blower Assembly or Air Prover Switch Replacing the Frypot Troubleshooting and Problem Isolation Ignition Failures Improper Burner F
35. rypot Firebox Removal Replacement Procedure 1 Perform Procedure 1 6 5 Removing Replacing Blower Assembly Air Prover Switch Steps 1 4 2 Disconnect the union at the gas valve Remove four bolts connecting the burner manifold brackets to the burner box Remove the burner manifold assembly and set aside 3 Mark and disconnect the drain valve microswitch wiring Remove elbow or drain tee assembly and then remove the drain valve microswitch assembly Disconnect union at gas valve and remove four bolts two side to remove burner manifold Remove drain elbow and drain valve assembly from the frypot Disconnect union at gas valve and remove four bolts connecting burner manifold brackets to firebox and drain valve assembly from frypot 4 Remove two screws from control panel and lower using care not to stretch or distort indicator light wiring Gf applicable If control panel is equipped with indicator lights mark and disconnect wiring and set control panel aside If equipped with indicator lights use a pin pusher to remove pins from main harness connector and then remove control panel 5 Perform Procedure 1 6 1 Remove Replace Temperature Probe or High Limit Thermostat Steps 7 11 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES 6 Remove two screws securing topcap to wireway box Remove topcap Remove f
36. s and opens for approximately 20 seconds If the temperature 15 150 66 or above the current flows through heat circuit bypassing the timer switch In either case current is supplied to the other leg of the heat relay coil which then closes an electronic switch in the 24 VAC circuit to provide current to the ignition module Circuitry in the ignition module sends 24 V AC current to the gas valve via a normally closed high limit switch and a drain safety switch Simultaneously the module causes the ignitor to spark for up 1 1 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES to 11 seconds to light the burner flame flame sensor verifies that the burner is lit by measuring the flow of microamps through the flame If the burner does not light or is extinguished current to the ignition module 18 interrupted preventing the main valve from opening and the ignition module locks out until the power switch is turned OFF then back ON A temperature probe monitors the temperature in the frypot When the programmed setpoint temperature is reached resistance in the probe causes the heat cycle circuitry in the controller to interrupt current flow through the heat relay This in turn interrupts the 24 VAC to the ignition module resulting in closure of the gas valve Control Options YSCFC Series Flatbottom gas fryers are equipped with Thermatron temperature controller The fryer is turned on and off by mea
37. s the fryer from properly exhausting may also be the cause Excessively noisy burners especially with flames visible above the flue opening may indicate that the burner gas pressure is too high or the gas valve vent tube is blocked if applicable If the gas pressure is correct and the vent tube is unobstructed if applicable the gas valve regulator is probably defective YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES 1 7 3 Improper Temperature Control Temperature control including the melt cycle is a function of several interrelated components each of which must operate correctly The principal component is the temperature probe Depending upon the specific configuration of the fryer other components may include the Thermatron board the controller itself and the ignition module Improper temperature control problems can be categorized into melt cycle problems and failure to control at setpoint Failure to Control at Setpoint In fryers equipped with a Thermatron temperature controller the problem may be that the temperature probe is improperly positioned Other causes may be the Thermatron board or the potentiometer Possible causes are that the potentiometer is out of calibration or the temperature probe or Thermatron board is defective Refer to Section 1 5 for instructions on calibrating the Thermatron temperature controller 1 7 4 Filtration Problems Whenever the complaint is the pump 15 running bu
38. t no oil is being filtered check the filter paper or filter leaf screen connections and ensure they are properly connected Ensure the filter paper or filter leaf 15 not clogged with food debris or sediment and 15 properly assembled If the pump motor overheats a circuit breaker the filter circuit will trip and the motor will not start until it is reset If the pump motor does not start after pressing the circuit breaker press the red reset switch located on the rear of the motor If the pump then starts something caused the motor to overheat Maybe several frypots were filtered one after the other and the pump got hot Letting the motor cool down for at least a half hour 15 all that 1s required in this case More often the pump overheated for one of the following reasons e Shortening was solidified in the filter leaf or filter lines e The operator attempted to filter unheated oil or shortening Cold oil and shortening are thicker and cause the pump motor to work harder and overheat If the motor runs but the pump does not there 15 a blockage the pump incorrectly assembled filter leaf allows food particles and sediment to pass through the filter pan and into the pump When sediment enters the pump the gears bind up causing the motor to overheat tripping the thermal overload Particles large enough to clog the pump may indicate that the crumb tray 1s not being used and that the filter leaf 15 not properly assembled Solidif
39. the Gas Valve If the problem is not in the 24 VAC circuit it is most likely in the gas valve itself but before replacing the gas valve refer to the troubleshooting guides this chapter YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES 1 7 2 Improper Burner Functioning With problems in this category the burner ignites but exhibits abnormal characteristics such as popping incomplete lighting of burner fluctuating flame intensity and flames rolling out of the fryer Popping indicates delayed ignition In this condition the main gas valve is opening but the burner is not immediately lighting When ignition does take place the excess gas explodes into flame rather than smoothly igniting The primary causes of popping are e Incorrect or fluctuating gas pressure e Clogged burner orifices e Clogged burners e Inadequate make up air e Heat damage to the controller or ignition module e An out of adjustment ignitor or broken ignition wire e A defective ignition module If popping occurs only during peak operating hours the problem may be incorrect or fluctuating gas pressure Verify that the incoming gas pressure pressure to the gas valve is in accordance with the appropriate CE or Non CE requirements listed in the Installation and Operation manual that came with the fryer and that the pressure remains constant throughout all hours of usage Refer to Adjusting Burner Manifold Pressure in Section 1 4 i
40. tion 2 4 at the back of the unit 810 2125 Drain Valve 98 Ball Valve 810 3011 Tubing Front 810 3014 Tubing Rear 813 0165 Elbow 12 x 12 Street 90 813 0462 Coupling 813 0613 Fitting 1 2 x 1 2 37 Flare 813 0614 Fitting x 78 37 Flare 813 0631 Elbow x 90 813 0649 Nipple x 2 50 inch 813 0894 Elbow 1 2 78 37 Flare 106 4006 Drain Valve with Microswitch 1 2 816 0547 Sleeve Red Valve Handle 807 2104 Microswitch Drain Valve Roller Lever use 902 2348 for M S Guard 813 1790 Nipple 144 x 5 85 inch NPT Toe 813 0165 Elbow gt x 90 NPT Street 813 0632 Elbow 38 x 90 NPT Street 810 2125 Valve 78 Oil Return Ball use 200 1143 for Nut Retainer 823 5815 Handle Oil Return 810 3014 Tube Front Oil Return 200 4725 Guard Probe and High Limit 210 1433 Clamp Probe and High Limit Bulb 200 4505 Plate Drain Nipple Closure 812 1515 Nipple x 2 345 Toe Not illustrated m ORE OE 2 15 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 2 PARTS LIST 2 10 Drain Valve and Components ITEM PART COMPONENT 810 2867 Valve Drain 114 1 Std Port 200 8867 Strap 3 Drain 106 6020 Bracket Assembly 816 0220 Insulation 807 2103 Switch Micro CE Straight Lever 220 3517 Cover Safety Switch 826 1366 Nut 4 40 Keps Hex Pkg of 25 809 0988 Washer 1 OD x 525 ID Teflon 200 1257 Retainer Nut Drain Valve 823 4883 Handle Drain Valve 816 054
41. to properly control the oil temperature the high limit thermostat prevents the fryer from overheating to flash point The high limit thermostat acts as a normally closed power switch that opens when exposed to temperatures above 410 F 210 C CE to 450 F 232 C Non CE CE and non CE high limits not interchangeable Frying systems with built in filtration are equipped with drain microswitches that disable the fryer if the drain valves are not completely closed Opening drain valve 1 6 filtering or draining the fryer automatically opens the reset switch circuit The drain valve must be fully closed prior to resetting the safety switch 1 2 Accessing Fryers for Servicing DANGER Moving a fryer filled with cooking oil shortening may cause spilling or splattering of the hot liquid Follow the draining instructions included with the fryer before attempting to relocate a fryer for servicing NOTE Perform the following only if the fryer cannot be serviced in its installed location Some of the following service procedures require the fryer to be connected to the gas and or electrical supply Shut off the gas supply to the unit Unplug the power cords Remove any attached restraining devices 2 Disconnect the unit from the gas supply 3 Relocate the fryer for service accessibility 4 After servicing is complete reconnect the unit to the gas supply reattach restraining devices and plug in the electrical cor
42. ttached to handles for each vat and wired in parallel provide the 24 VAC required to activate the pump relay coil When the handles are moved to the ON position the activated pump relay coil pulls the pump motor switch in supplying power to the pump motor Filter systems equipped with oil return heaters are wired into the 120 VAC source which remains energized as long as the unit 15 plugged in 1 20 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES 1 7 5 Leakage Frypot leaks are usually due to improperly sealed high limit temperature probe or oil return and drain fittings When installed or replaced each of these components must be sealed with Loctite PST567 sealant or equivalent to prevent leakage In very rare cases a leak may develop along one of the welded corners of the frypot When this occurs the frypot must be repaired or replaced Frypot locations indicated by arrows where potential leaks could occur 1 21 YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES 1 8 Troubleshooting Guides The following procedures must be performed by an ASA They are provided as aid to expedite troubleshooting and repair YSCFC Series frying systems 1 8 1 Main Burner Malfunctions PROBLEM CORRECTIVE ACTION Main burner will not come on even though air blower is in operation no gas pressure at main burner Air blower is not operating although power is present at the fryer Main b
43. unctioning Improper Temperature Control Filtration Problems Leakage Troubleshooting Guides Main Burner Malfunctions Indicator Lights Wiring Diagrams Wiring for Common Cabinet Flatbottom without Boil Out 24 24 Filter Wiring 18 24 Common Cabinet Transformer Box 1 4 1 5 1 6 1 6 1 8 1 9 1 9 1 10 1 11 1 15 1 16 1 17 1 19 1 19 1 21 1 22 1 22 1 23 1 24 1 24 1 25 1 26 YSCFC Series Flatbottom Gas Fryers Service amp Parts Manual TABLE OF CONTENTS cont PARTS LIST Blower Assembly Combustion Air Burner Manifold and Related Components Flue Caps Top Caps and Related Components Cabinetry Door Assemblies and Component Parts Control Panels Wireways and Related Components Oil Return and Suction Manifold Filter Unit Frypot Drain and Oil Return Components Drain Valve and Components Wiring Connectors Pin Terminals and Power Cords Screws Nuts Fasteners YSCFC SERIES FLATBOTTOM GAS FRYERS CHAPTER 1 SERVICE PROCEDURES 1 1 Functional Description YSCFC Series Flatbottom gas fryers contain a welded steel frypot mild steel with heat transfer ducting on the frypot bottom for efficient heating of oil without scorching A draft inducer draws air over the burners for combustion Air movement directs the combustion products back and forth across the frypot bottom by means of a set of baffles transferring the heat evenly Cold air is prevented from entering the combustion chamber and cooling the oil dur
44. urner flames are small and appear lazy Oil does not come up to temperature quickly There are signs of excessive frypot temperature oil becomes discolored quickly Check that the combination gas valve is ON Check high temperature safety switch Replace if defective Check air prover switch Ensure green prover light is on If not check for 24 VAC going into and coming out of the air prover switch Cooked product or other material may have fallen into the flue and lodged in the blower wheel preventing it from turning Clean out flue and blower wheel Blower motor may have overheated and shut off This condition will correct itself when motor cools 20 minutes If problems with blower overheating persist call for service If fryer is equipped with Thermatron controller the temperature probe or the controller board may be defective Check gas pressure at the pressure tap of the burner manifold Use a standard water type U gauge manometer With the burner in operation the pressure should be about 4 W C on natural and 11 W C on propane LP gases If not unscrew the cover of the pressure regulator adjustment and turn the adjusting screw clockwise to increase gas pressure or counterclockwise to decrease the pressure Replace cover and plug Check the frypot for excessive build up of debris Thermatron controller may be out of calibration Re calibrate in accordance with instructions in Section 1 5 Check
45. y period and locks out Turn the fryer off locate and correct the problem then turn fryer back on to clear the module lock There are three primary reasons for ignition failure listed in order of probability 1 Problems related to the gas and or electrical power supplies 2 Problems related to the electronic circuits 3 Problems related to the gas valve Problems Related to the Gas and or Electrical Power Supplies The main indicator is that an entire battery of fryers fails to light Verify that the quick disconnect hose is properly connected the fryer is connected to power the main gas supply valve is open and the circuit breaker for the fryer electrical supply is not tripped Some fryers are equipped with a fryer reset switch that must be reset each time the fryer is turned off Problems Related to the Electronic Circuits If gas and electrical power are supplied to the fryer the next most likely cause of ignition failure is a problem in the 24 VAC circuit of electronic ignition systems If the fryer is equipped with a filtration system first verify that the drain valve is fully closed The valve is equipped with a microswitch that must be closed for power to reach the gas valve Often although the valve handle appears to be in the closed position the microswitch is still open If the valve is fully closed or the fryer does not have a filtration system refer to the troubleshooting guides in this chapter Problems Related to
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