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Vulcan-Hart ERO15 Service Manual

Er series electric fryers with tridelta controls
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See also: Operation & Installation Manual
ERC50 WITH DUAL BASKET
LIFTS SHOWN
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.
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.
A product of VULCAN-HART
SERVICE MANUAL
ER SERIES ELECTRIC FRYERS
WITH TRIDELTA CONTROLS
ERD50
ERD85
ERC50
ERC85
ERD50F
ERD85F
ERC50F
ERC85F
ERO15
ERO21
- NOTICE -
MODEL
ML
135541
135543
135545
135547
135561
135563
135565
135567
135548
135549
LOUISVILLE, KY 40201-0696
F35613 (September 2003)

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Summary of Contents for Vulcan-Hart ERO15

  • Page 1 Reproduction or other use of this Manual, without the express written consent of Vulcan, is prohibited. 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. A product of VULCAN-HART...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS GENERAL ................4 Introduction .
  • Page 3 CONDENSED SPARE PARTS LIST ............48 © VULCAN 2003...

  • Page 4: General

    Model Designations Models, Features and Options FRYER SHORTENING MODEL WIDTH CAPACITY (INCHES) (POUNDS) ERD50 15 1/2 ERD85 ERC50 15 1/2 ERC85 ERO15 15 1/2 (Frymate) ERO21 (Frymate) F35613 (September 2003) GENERAL FEATURES COOKING TANK CONTROL 45-50 Full Solid State 85-90...

  • Page 5: Kleenscreen Filtering System

    NOTES: add 21 inches to the width. 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.

  • Page 6: Specifications

    SPECIFICATIONS AMPS - EACH FRYER (3 PHASE/ 60HZ) MODEL PER FRYER SECTION 208V ERD50, ERD50F ERD85, ERD85F ERC50, ERC50F ERC85, ERC85F Amperage values in the table are NOTES: nominal. Tolerance is +5/-10%. 14kw is standard on all fryers except 85 lb. models which are 24kw. Single Floor Model Fryers •...

  • Page 7: Control Panels

    CONTROL PANELS Solid State Five product/programming keys: Left basket (up arrow); Right basket (down arrow); Temperature; Program and Boil. Four digit display window that indicates fryer status, time left to cook, and actual or set point temperature. Decimal point of first character indicates heat on when lit. Two LED lamps that illuminate when a basket timer is being programmed or blink to when a timer is activated (left or right basket).

  • Page 8: Removal And Replacement Of Parts

    REMOVAL AND REPLACEMENT OF PARTS COVERS AND PANELS WARNING: DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW LOCKOUT / TAGOUT PROCEDURES. THERE MAY BE MULTIPLE CIRCUITS. BE SURE ALL CIRCUITS ARE DISCONNECTED. Control Panel Remove screws at top of control panel and lower panel.

  • Page 9: Cooking Controls

    Lift the upper cover over support rods to remove. Remove screws securing lower cover to motor mounting base. Reverse procedure to install. Rear Door (Access Cover) Access rear of fryer. Remove basket lift covers if basket lift option is installed. Remove access cover at the top.

  • Page 10: Filter Valve And Discard Valve Switches

    Lift the cooking control with mounting panel attached, off the front control panel. Reverse procedure to install. Re-connect power and turn power switch on. Program the cooking control for the control type as outlined under SOLID STATE CONTROL or COMPUTER CONTROL in SERVICE PROCEDURES AND ADJUSTMENTS.

  • Page 11: High Limit Thermostat

    Remove temperature probe from the element head. Reverse procedure to install. NOTE: When installing, ensure grommet remains in place when inserting temperature probe thru the grommet in the element head. Check cooking control calibration as outlined in COOKING CONTROL CALIBRATION under SERVICE PROCEDURES AND ADJUSTMENTS.

  • Page 12: Power Supply Box Components

    POWER SUPPLY BOX COMPONENTS 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.

  • Page 13: Lift Assist Springs

    NOTE: When installing high limit, route the capillary tube and center the bulb between the clamps before tightening. Remove element assembly clamps. Front clamps stiffen and secure both elements together. Rear clamps stiffen each individual element. Remove element head cover as outlined under COVERS AND PANELS.

  • Page 14: Tilt Switch

    Remove lift assist springs from the eye bolt hooks. Remove lift assist springs from the hangers. To install springs: Attach spring hook to hanger thru rear door opening. Attach spring hook to eye bolt and tighten eye bolt mounting nut. Remove 2x4 lumber and lower heating elements.

  • Page 15: Basket Lift Tube

    BASKET LIFT TUBE WARNING: DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW LOCKOUT / TAGOUT PROCEDURES. THERE MAY BE MULTIPLE CIRCUITS. BE SURE ALL CIRCUITS ARE DISCONNECTED. Remove basket lift covers as outlined under COVERS AND PANELS. Remove nut securing lift bar to the lift tube. Remove screws securing lift tube bracket to fryer then remove bracket and lift tube.

  • Page 16: Basket Lift Cam Switch

    Reverse procedure to install and check for proper operation. NOTE: When installing, keep all lead wires clear from moving parts. BASKET LIFT CAM 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.

  • Page 17: Service Procedures And Adjustments

    SERVICE PROCEDURES AND ADJUSTMENTS WARNING: CERTAIN PROCEDURES IN THIS SECTION REQUIRE ELECTRICAL TEST OR MEASUREMENTS WHILE POWER IS APPLIED TO THE MACHINE. EXERCISE EXTREME CAUTION AT ALL TIMES. IF TEST POINTS ARE NOT EASILY ACCESSIBLE, DISCONNECT POWER AND FOLLOW LOCKOUT / TAGOUT PROCEDURES, ATTACH TEST EQUIPMENT AND REAPPLY POWER TO TEST.

  • Page 18: Lift Assist Spring Adjustment

    [ Temp. (Lamp off) + Temp. (lamp on) ] ÷ 2 = Average Temp. Example: 360/ + 340/ ÷ 2 = 350/F. The average temperature should be 350°F (± 5°F). If the average temperature reading is within tolerance, cooking control is properly calibrated.

  • Page 19: Heating Element Test

    If necessary, adjust as outlined below. When basket is in the up position, the bottom of the basket should be out of the shortening. When basket is in the down position, the bottom of the basket should clear the crumb screen and the product should be submerged.

  • Page 20: Solid State Control

    SOLID STATE CONTROL Operation Refer to the Installation & Operations manual for specific operating instructions. Error messages For information on solid state control error messages, refer to SOLID STATE CONTROL under TROUBLESHOOTING. Programming The solid state control’s programming mode is used to set the controls operational parameters.

  • Page 21: Computer Control

    COMPUTER CONTROL Operation Refer to the Installation & Operations manual for specific operating instructions. Service Programming The computer control’s service programming mode is used to perform system diagnostic tests or edit program items that affect the fryers operation. NOTE: If a product key is active (timing), service programming can not be entered. Error messages For information on computer control error messages, refer to COMPUTER CONTROL under TROUBLESHOOTING.

  • Page 22: Display, Led And Keypad Test

    PROGRAM KEY SEQUENCE ITEM More Service • Press 8 to enter the More Service Programming Programming. To edit one of the selections, Level enter the 2-digit number desired. To exit a selection, press V to accept & return to More Service Programming.

  • Page 23: Electrical Operation

    ELECTRICAL OPERATION COMPONENT FUNCTION Solid State or Computer Cooking Controls (D or C Models) ... . Control Interface Board ..Transformer ....Power Switch .

  • Page 24: Component Location

    ER SERIES ELECTRIC FRYERS - ELECTRICAL OPERATION COMPONENT LOCATION F35613 (September 2003) Page 24 of 48...

  • Page 25: Power Supply Box

    ER SERIES ELECTRIC FRYERS - ELECTRICAL OPERATION POWER SUPPLY BOX Page 25 of 48 F35613 ( September 2003)

  • Page 26: Circuit Breaker/Supply Box

    ER SERIES ELECTRIC FRYERS - ELECTRICAL OPERATION CIRCUIT BREAKER/SUPPLY F35613 (September 2003) Page 26 of 48...

  • Page 27: Sequence Of Operation

    SEQUENCE OF OPERATION Refer to schematic diagram 8810 for Cooking Control and Filtering System operation. Cooking Control, Solid State or Computer FRY CYCLE - LIQUID SHORTENING If using solid shortening, the control should be programmed to use the solid shortening MELT CYCLE .

  • Page 28: Filtering System

    If shortening reaches 415°F or higher (1 high limit), the cooking control de- activates the heat demand and basket lift outputs, cooking timers are cancelled (if active), keypad is disabled, display indicates HI, and the electronic alarm will sound continuously. Turn power switch off to silence the alarm.
  • Page 29 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 shortening cools and solidifies.

  • Page 30: Schematic Diagrams

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

  • Page 31: Filtering System Fryer Batteries, Pump Side Fryer Section

    ER SERIES ELECTRIC FRYERS - ELECTRICAL OPERATION Filtering System Fryer Batteries, Pump Side Fryer Section Page 31 of 48 F35613 ( September 2003)

  • Page 32: Heater Circuit

    ER SERIES ELECTRIC FRYERS - ELECTRICAL OPERATION Heater Circuit F35613 (September 2003) Page 32 of 48...

  • Page 33: Basket Lift Circuit

    ER SERIES ELECTRIC FRYERS - ELECTRICAL OPERATION Basket Lift Circuit Page 33 of 48 F35613 ( September 2003)

  • Page 34: Wiring Diagrams

    ER SERIES ELECTRIC FRYERS - ELECTRICAL OPERATION WIRING DIAGRAMS Single Floor Model Fryers & Filtering System Fryer Batteries, Non Pump Side Fryer Section(s) F35613 (September 2003) Page 34 of 48...
  • Page 35 ER SERIES ELECTRIC FRYERS - ELECTRICAL OPERATION Page 35 of 48 F35613 ( September 2003)

  • Page 36: Filtering System Fryer Batteries, Pump Side Fryer Section

    ER SERIES ELECTRIC FRYERS - ELECTRICAL OPERATION Filtering System Fryer Batteries, Pump Side Fryer Section F35613 (September 2003) Page 36 of 48...
  • Page 37 ER SERIES ELECTRIC FRYERS - ELECTRICAL OPERATION Page 37 of 48 F35613 ( September 2003)

  • Page 38: Basket Lift

    ER SERIES ELECTRIC FRYERS - ELECTRICAL OPERATION Basket Lift F35613 (September 2003) Page 38 of 48...

  • Page 39: Filtering System Fryers, Filter/Discard Switch Connections

    ER SERIES ELECTRIC FRYERS - ELECTRICAL OPERATION Filtering System Fryers, Filter/Discard Switch Connections Page 39 of 48 F35613 ( September 2003)

  • Page 40: Frymate (Dump Station)

    ER SERIES ELECTRIC FRYERS - ELECTRICAL OPERATION Frymate (Dump Station) F35613 (September 2003) Page 40 of 48...

  • Page 41: Troubleshooting

    TROUBLESHOOTING ALL MODELS SYMPTOMS Fryer does not heat; Display lit. No power to cooking control, fryer does not heat. Excessive time to melt solid shortening (more than 45 minutes). Excessive or low heat. Intermittent problems. POSSIBLE CAUSES Drain valve switch open (alarm message displayed); or switch malfunction.

  • Page 42: Solid State Control

    SOLID STATE CONTROL The following alarms take precedence over any other controller mode or function (except drain valve open). ALARMS If an open probe is detected, the heat demand (heat on) and basket lift outputs are disabled. Any cooking in progress is cancelled and all operator buttons are disabled. The OPEN PROBE display shows Prob and the electronic alarm will sound continuously.

  • Page 43: Solid State Or Computer Control Harness Pin-Outs

    SOLID STATE OR COMPUTER CONTROL HARNESS PIN-OUTS PIN NO. C2-1 24VAC Hot C2-2 24VAC Neutral C2-3 Probe High (red) C2-4 Probe Low (white) C2-5 Drain Valve Interlock (24VAC) N.O. C2-6 Heat Status (24VAC) C2-7 Lift Relay DC (-) Common NOTES: 1. Connected to ground internally. 2. Available for external buzzer output (24VDC). 3.

  • Page 44: Kleenscreen Filtering System

    KLEENSCREEN FILTERING SYSTEM SYMPTOM Shortening not filtering, pump motor is on. Shortening not discarding, pump motor Pump motor is not running. F35613 (September 2003) POSSIBLE CAUSES 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.
  • Page 45 ER SERIES ELECTRIC FRYERS - TROUBLESHOOTING - NOTES - Page 45 of 48 F35613 ( September 2003)
  • Page 46 ER SERIES ELECTRIC FRYERS - TROUBLESHOOTING - NOTES - F35613 (September 2003) Page 46 of 48...
  • Page 47 ER SERIES ELECTRIC FRYERS - TROUBLESHOOTING - NOTES - Page 47 of 48 F35613 ( September 2003)

  • Page 48: Condensed Spare Parts List

    CONDENSED SPARE PARTS LIST ER SERIES ELECTRIC FRYERS WITH TDI CONTROLS Part Number 414146-2 High Limit Thermostat 422737-1 Thermistor Probe-Temperature 427759-1 Interface Board 426805-G1 Reed Switch- Wired 426801-2 Magnet-Reed Switch 411500-13 Transformer 240/24 40 VA FE-023-55 Fuse Holder FE-019-40 Fuse 15 Amp 411501-21 Circuit Breaker 50 Amp 416535-7...

This manual is also suitable for:

Erc50Erc50fErc85Erc85fErd50Erd50f ... Show all

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