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A product of VULCAN-HART

LOUISVILLE, KY 40201-0696

F35613 (September 2003)

- NOTICE -

This Manual is prepared for the use of trained Vulcan Service
Technicians and should not be used by those not properly
qualified. If you have attended a Vulcan Service School for this
product, you may be qualified to perform all the procedures
described in this manual.

This manual is not intended to be all encompassing. If you have
not attended a Vulcan Service School for this product, you should
read, in its entirety, the repair procedure you wish to perform to
determine if you have the necessary tools, instruments and skills
required to perform the procedure. Procedures for which you do
not have the necessary tools, instruments and skills should be
performed by a trained Vulcan Service Technician.

Reproduction or other use of this Manual, without the express
written consent of Vulcan, is prohibited.

ERC50 WITH DUAL BASKET

LIFTS SHOWN

SERVICE MANUAL

ER SERIES ELECTRIC FRYERS

WITH TRIDELTA CONTROLS

MODEL

ML

ERD50

135541

ERD85

135543

ERC50

135545

ERC85

135547

ERD50F

135561

ERD85F

135563

ERC50F

135565

ERC85F

135567

ERO15

135548

ERO21

135549

For additional information on Vulcan-Hart Company or to locate an authorized parts
and service provider in your area, visit our website at www.vulcanhart.com.

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Содержание ERC50

Страница 1: ...o determine if you have the necessary tools instruments and skills required to perform the procedure Procedures for which you do not have the necessary tools instruments and skills should be performed by a trained Vulcan Service Technician Reproduction or other use of this Manual without the express written consent of Vulcan is prohibited ERC50 WITH DUAL BASKET LIFTS SHOWN SERVICE MANUAL ER SERIES...

Страница 2: ... Power Supply Box Components 12 Heating Elements 12 Lift Assist Springs 13 Tilt Switch 14 Basket Lift Tube 15 Basket Lift Motor 15 Basket Lift Cam Switch 16 Pump and Motor 16 SERVICE PROCEDURES AND ADJUSTMENTS 17 Temperature Probe Test 17 Cooking Control Calibration 17 Lift Assist Spring Adjustment 18 Basket Lift Arm Adjustment 18 Heating Element Test 19 Solid State Control 20 Operation 20 Error M...

Страница 3: ...it 33 Wiring Diagrams 34 Single Floor Model Fryers Filtering System Fryer Batteries Non Pump Side Fryer Section s 34 Filtering System Fryer Batteries Pump Side Fryer Section 36 Basket Lift 38 Filtering System Fryers Filter Discard Switch Connections 39 Frymate Dump Station 40 TROUBLESHOOTING 41 All Models 41 Solid State Control 42 Computer Control 42 Solid State or Computer Control Harness Pin Out...

Страница 4: ... information related to the Mobile filter refer to F24599 MOBILE FILTERS An ERO Frymate dump station can be configured in a battery with fryers 15 1 2 inches or 21 inches in width Model Designations Models Features and Options MODEL FEATURES OPTIONS FRYER WIDTH INCHES SHORTENING CAPACITY POUNDS FRY TANK COOKING CONTROL COOK TIMER MM SS AUTOMATIC BASKET LIFTS ERD50 15 1 2 45 50 Full Solid State 0 9...

Страница 5: ... low maintenance The fryer battery still utilizes many of the same components as the Vulcan ER series fryers Kleenscreen fryer batteries are available in a minimum of two and a maximum of four fryer sections The fryer size of each section is identical An ERO Frymate dump station can be included as one of the sections Model Designations Models Features and Options MODEL FEATURES OPTIONS FRYER WIDTH...

Страница 6: ...ystem Separate electrical connections are required for each section of the battery 208VAC 240VAC or 480VAC 3 phase 60HZ to power the heating elements On 208VAC and 240VAC models a transformer provides power for the fryer controls basket lift s if installed and Kleenscreen filtering controls On 480VAC models a 120VAC connection is required for each fryer section All models require a separate 120VAC...

Страница 7: ... tank Computer Eighteen product programming keys allow individual product cooking times for up to ten different products Product Programming keys 1 thru 0 Oil Temp to view actual temperature or set the desired product cooking temperature L R Left Right basket selection Toggle Boil and two Timer keys Left Right Arrows used to initiate programming of time and checking stored values left 1 5 right 6 ...

Страница 8: ...ger or lift arm s if basket lift option is installed 2 Remove screws from rear of element head assembly 3 Raise heating elements and place 2x4 lumber under them for support 4 Remove screws from the bottom of element head assembly 5 Grasp heating elements and remove 2x4 lumber Lift the elements and pull toward rear of fryer Head cover will separate from element head base A Lower the heating element...

Страница 9: ...flange is formed to secure the cover to fryer 4 Reverse procedure to install COOKING CONTROLS WARNING DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW LOCKOUT TAGOUT PROCEDURES THERE MAY BE MULTIPLE CIRCUITS BE SURE ALL CIRCUITS ARE DISCONNECTED CAUTION Certain components in this system are subject to damage by electrostatic discharge during field repairs A field service ground kit is ava...

Страница 10: ...CHINE AND FOLLOW LOCKOUT TAGOUT PROCEDURES THERE MAY BE MULTIPLE CIRCUITS BE SURE ALL CIRCUITS ARE DISCONNECTED 1 Open the door to the fryer section being serviced 2 Disconnect lead wire connector 2 pin to the switch 3 Remove switch mounting screws 4 Remove switch cover and disconnect lead wires from switch 5 Reverse procedure to install and check for proper operation NOTE Switches are not adjusta...

Страница 11: ... AND FOLLOW LOCKOUT TAGOUT PROCEDURES THERE MAY BE MULTIPLE CIRCUITS BE SURE ALL CIRCUITS ARE DISCONNECTED CAUTION Do not sharply bend and kink the capillary tube or damage may occur 1 Raise heating elements 2 Loosen clamps securing capillary tube and bulb to element 3 Remove element head cover as outlined under COVERS AND PANELS 4 Remove high limit from mounting bracket 5 Disconnect high limit le...

Страница 12: ...w securing control plate to box A Grasp control plate on the right side at the top and pull out until left side holding tab clears slot 4 Disconnect lead wires then remove the component being replaced 5 Reverse procedure to install the replacement component and check for proper operation HEATING ELEMENTS WARNING DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW LOCKOUT TAGOUT PROCEDURES TH...

Страница 13: ...ires NOTE Each heating element assembly contains three individual elements six lead wire connections total 6 Remove screws from heating element mounting bracket and remove heating element 7 Reverse procedure to install LIFT ASSIST SPRINGS WARNING DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW LOCKOUT TAGOUT PROCEDURES THERE MAY BE MULTIPLE CIRCUITS BE SURE ALL CIRCUITS ARE DISCONNECTED ...

Страница 14: ...nd lower heating elements 7 Adjust spring tension as outlined under LIFT ASSIST SPRING ADJUSTMENT in SERVICE PROCEDURES AND ADJUSTMENTS TILT SWITCH WARNING DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW LOCKOUT TAGOUT PROCEDURES THERE MAY BE MULTIPLE CIRCUITS BE SURE ALL CIRCUITS ARE DISCONNECTED 1 Remove element head cover as outlined under COVERS AND PANELS 2 Lower heating elements 3 ...

Страница 15: ...be 3 Remove screws securing lift tube bracket to fryer then remove bracket and lift tube 4 Reverse procedure to install BASKET LIFT MOTOR WARNING DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW LOCKOUT TAGOUT PROCEDURES THERE MAY BE MULTIPLE CIRCUITS BE SURE ALL CIRCUITS ARE DISCONNECTED 1 Remove basket lift tube as outlined under BASKET LIFT TUBE 2 Disconnect lead wires from cam switch ...

Страница 16: ...MAY BE MULTIPLE CIRCUITS BE SURE ALL CIRCUITS ARE DISCONNECTED 1 Open both fryer cabinet doors above the filter tank drawer 2 Pull the filter drawer out and remove splash guard cover from tank A If filter tank is not empty remove shortening from filter tank 3 Remove the filter tank assembly and push the tank support arms back underneath the fryer NOTE The remaining steps are written for front remo...

Страница 17: ...the wiring harness A If the measured resistance values are within the allowable range the probe is functioning properly Reverse procedure to install B If the measured resistance values are outside the allowable range install a replacement probe as outlined under TEMPERATURE PROBE in REMOVAL AND REPLACEMENT OF PARTS C Check cooking control calibration Temperature ºF Resistance S 77 90 000 110 000 3...

Страница 18: ...installed 3 Check spring tension A Raise heating elements to the full up position Elements should remain in place B Lower heating elements to the full down position Elements should remain in place C If the elements remain in place as described then no adjustment is necessary If the elements do not remain in place continue with procedure for adjustment 4 Remove basket lift tube s if basket lift opt...

Страница 19: ... COVERS AND PANELS in REMOVAL AND REPLACEMENT OF PARTS CAUTION Heating elements must remain submerged in shortening while performing this test or damage may occur 2 Access heating element lead wire connections at wire nuts 3 Re connect power turn power switch on and set cooking control to call for heat 4 Measure voltage at heating element connections and verify against data plate voltage A If volt...

Страница 20: ...KEY SEQUENCE DISPLAY 5 Left Timer Press Left Basket to increase or Right Basket to decrease cook time 1 LED above left basket is on 15 00 time value with flashing colon MM SS Right Timer Press Left Basket to increase or Right Basket to decrease cook time 1 LED above right basket is on 15 00 time value with flashing colon MM SS Set point Temperature Press Left Basket to increase or Right Basket to ...

Страница 21: ...ss V key twice PROGRAM ITEM KEY SEQUENCE LED STATUS DISPLAY 8 ON OFF LEFT RIGHT Temperature Offset Press 1 and enter desired offset temperature all OFF 00 F DEGREES Press V to accept selection Press TOGGLE to display direction of offset positive or negative POSITIVE OR NEGATIVE DEGREES Melt Cycle On Off Times Press 2 and set melt cycle on time 7 all MLTON 04 MELT ON Press LEFT OR RIGHT TIMER key a...

Страница 22: ...oint by this number a cooking cycle can not be started 3 The number of seconds to hold a product key during a cooking cycle to cancel it 4 If zero basket lifts are selected the idle setback option under ERC SERIES PROGRAMMING in the Installation and Operation manual is not available 5 Exit Service Programming Mode Cycle power switch to lock selection into memory 6 Pressing V to accept selection re...

Страница 23: ...is monitored by the cooking control The probe is an RTD resistance temperature detector of the Thermistor type As temperature increases the resistance value decreases Drain Valve Interlock Switch DVI A magnetic reed switch N O mounted on the manual drain valve When valve is closed supplies a drain valve position signal to the cooking control Prevents heating elements from being energized with the ...

Страница 24: ...ER SERIES ELECTRIC FRYERS ELECTRICAL OPERATION F35613 September 2003 Page 24 of 48 COMPONENT LOCATION ...

Страница 25: ...ER SERIES ELECTRIC FRYERS ELECTRICAL OPERATION F35613 September 2003 Page 25 of 48 POWER SUPPLY BOX ...

Страница 26: ...ER SERIES ELECTRIC FRYERS ELECTRICAL OPERATION F35613 September 2003 Page 26 of 48 CIRCUIT BREAKER SUPPLY BOX ...

Страница 27: ...mostat and tilt switch 2 R2 power relay coil and R2 2 N O contacts close 3 Cooking control powered at pin C2 1 24VAC and is jumpered to pin 6 heat status The control initializes and performs a diagnostic self check NOTE If the control passes self check then the outputs are energized and operation sequence continues If control does not pass self test the control will display the appropriate message...

Страница 28: ...e fryer section off C Shortening between 300 F and 350 F D Filter drawer assembly installed properly E Filter power switch off F Filter valve handle red retracted 1 Filter valve switch N O contacts open G Discard valve handle white retracted 1 Discard valve switch N O contacts open NOTE On computer control fryer s the control should be setup properly and ready to use 2 Turn power switch on to the ...

Страница 29: ...r D Turn filter power switch on 1 Switch pilot light comes on E Extend Filter valve handle of the same fryer section 1 Filter valve switch N O contacts close a Power supplied to pump motor F Pump motor circulates shortening through filter until power is removed G Press either TIME key to start filter timer countdown 1 FILTER and the remaining filter time are displayed H Filter time expires 1 FILTE...

Страница 30: ...ER SERIES ELECTRIC FRYERS ELECTRICAL OPERATION F35613 September 2003 Page 30 of 48 SCHEMATIC DIAGRAMS Single Floor Model Fryers Filtering System Fryer Batteries Non Pump Side Fryer Section s ...

Страница 31: ...ER SERIES ELECTRIC FRYERS ELECTRICAL OPERATION F35613 September 2003 Page 31 of 48 Filtering System Fryer Batteries Pump Side Fryer Section ...

Страница 32: ...ER SERIES ELECTRIC FRYERS ELECTRICAL OPERATION F35613 September 2003 Page 32 of 48 Heater Circuit ...

Страница 33: ...ER SERIES ELECTRIC FRYERS ELECTRICAL OPERATION F35613 September 2003 Page 33 of 48 Basket Lift Circuit ...

Страница 34: ...ER SERIES ELECTRIC FRYERS ELECTRICAL OPERATION F35613 September 2003 Page 34 of 48 WIRING DIAGRAMS Single Floor Model Fryers Filtering System Fryer Batteries Non Pump Side Fryer Section s ...

Страница 35: ...ER SERIES ELECTRIC FRYERS ELECTRICAL OPERATION F35613 September 2003 Page 35 of 48 ...

Страница 36: ...ER SERIES ELECTRIC FRYERS ELECTRICAL OPERATION F35613 September 2003 Page 36 of 48 Filtering System Fryer Batteries Pump Side Fryer Section ...

Страница 37: ...ER SERIES ELECTRIC FRYERS ELECTRICAL OPERATION F35613 September 2003 Page 37 of 48 ...

Страница 38: ...ER SERIES ELECTRIC FRYERS ELECTRICAL OPERATION F35613 September 2003 Page 38 of 48 Basket Lift ...

Страница 39: ...ER SERIES ELECTRIC FRYERS ELECTRICAL OPERATION F35613 September 2003 Page 39 of 48 Filtering System Fryers Filter Discard Switch Connections ...

Страница 40: ...ER SERIES ELECTRIC FRYERS ELECTRICAL OPERATION F35613 September 2003 Page 40 of 48 Frymate Dump Station ...

Страница 41: ...ntrol fryer does not heat 1 Power switch off or malfunction 2 Main circuit breaker off If fryer is 24kw internal circuit breaker off 3 Transformer inoperative 4 R2 power relay malfunction 5 Interconnecting wiring malfunction Excessive time to melt solid shortening more than 45 minutes 1 Melt cycle timing incorrect 2 Incorrect supply voltage 3 Temperature probe malfunction 4 Control malfunction Exc...

Страница 42: ...in disabled and the display will alternate between tUrn oFF for 3 seconds each in a continuos loop until power is cycled COMPUTER CONTROL The following alarms take precedence over any other controller mode or function except drain valve open ALARMS DESCRIPTION OPEN PROBE If an open probe is detected the heat demand heat on and basket lift outputs are disabled Any cooking in progress is cancelled a...

Страница 43: ...2 Available for external buzzer output 24VDC 3 Outputs to Control Interface Board CONTROL INTERFACE BOARD PIN OUTS PIN NO INPUTS PIN NO OUTPUTS P1 24VDC Left Basket Lift P6 Heat Demand Triac 24VAC 2 P2 24VDC Right Basket Lift P7 System Ground P3 24VDC Heat Demand Control Triac P8 24VAC Right Basket Lift 3 P4 Lift Relay DC Common P9 24VAC Left Basket Lift 3 P5 Heat Demand Triac 24VAC P10 Relay Cont...

Страница 44: ...nction 6 Pump is inoperative Shortening not discarding pump motor on 1 Filter screen plugged 2 Clog in filter system lines NOTE If using solid shortening when all filtered shortening is returned to the fry tank and filter power switch is off open the filter drawer approximately one inch Allow the remaining shortening in the line to drain into the filter tank to prevent possible clogging after the ...

Страница 45: ...ER SERIES ELECTRIC FRYERS TROUBLESHOOTING F35613 September 2003 Page 45 of 48 NOTES ...

Страница 46: ...ER SERIES ELECTRIC FRYERS TROUBLESHOOTING F35613 September 2003 Page 46 of 48 NOTES ...

Страница 47: ...ER SERIES ELECTRIC FRYERS TROUBLESHOOTING F35613 September 2003 Page 47 of 48 NOTES ...

Страница 48: ...Relay 120v 427755 G1 Rocker Switch 411497 C5 Contactor 40 Amp 230v 411497 C3 Contactor 40 Amp 120v 421892 G1 Element 208v 12KW 421892 G3 Element 240v 12KW 416741 G9 Element 208v 8 5KW 416741 G11 Element 240v 8 5KW 416741 G5 Element 208v 7KW 416741 G7 Element 240v 7KW 421892 G4 Element 480v 12KW 416741 G12 Element 480v 8 5KW 416741 G8 Element 480v 7KW 411500 12 Transformer 120 28 40 VA 411500 13 Tr...

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