GILES GBF-70 Operation & Service Manual
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GILES GBF-70 Operation & Service Manual

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Operations & Service Manual
GBF-70 Electric Fryer
Single Unit
Banked Units
Double or Triple
ISO 9001 Registered • Committed to Quality
2750 Gunter Park Drive West • Montgomery, AL 36109 USA
Phone: 334.272.1457 • Toll Free: 800.554.4537
(USA & Canada Only)
Fax: 334.239.4117 • Website: www.gfse.com
Printed in USA, Form No. xxxxx (Rel. Date: Jun.2019, Rev. A)

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  • Page 1 Operations & Service Manual GBF-70 Electric Fryer Single Unit Banked Units Double or Triple ISO 9001 Registered • Committed to Quality 2750 Gunter Park Drive West • Montgomery, AL 36109 USA Phone: 334.272.1457 • Toll Free: 800.554.4537 (USA & Canada Only) Fax: 334.239.4117 •...
  • Page 2 Record the following information here for easy, quick reference Serial Number(s): On Banked Fryers, each unit has a separate Serial No. Record left to right as seen from front ______________________________________ ______________________________________ ______________________________________ Voltage: _______ Phase: _______ Date Installed: _______________ Provide this information when calling for service or parts.
  • Page 3 • During the Limited Warranty period, Giles will replace or recondition, at its factory, any part or parts of this unit which Giles inspectors judge defective, provided the unit has been properly installed, subjected to normal usage, and operated and maintained in accordance with specified procedures.

  • Page 5: Table Of Contents

    Table Of Contents GBF-70 Fryer Safety ............. . . vi Safety Overview .
  • Page 6 Table Of Contents GBF-70 Fryer 4.01.4 Manually Setting Cooking Time ............34 4.01.5...
  • Page 7 Table Of Contents GBF Series Fryers...

  • Page 8: Safety

    The information contained in this Manual has been prepared to describe the proper procedures for safely installing, operating and maintaining Giles Food Service Equipment. Hazard Alert Symbols are used throughout the Manual in conjunction with key words, such as DANGER, WARNING, or CAUTION, to alert Users to potential personal injury hazards and/or poor operating practices.

  • Page 9: Specific Safety Precautions

    GBF-70 Fryer Safety Specific Safety Precautions: For your safety, please observe the following precautions when operating or servicing the GBF Electric Fryer. Adhering to the following important safety precautions will help Users to avoid personal injury and/or damage to the equipment.
  • Page 10 Safety GBF-70 Fryer • The appliance must remain in an upright position. • Exercise care when removing the unit from shipping pallet. • DO NOT operate the appliance, unless its components and their intended functions are fully understood (see Section 3). After fully understanding all Fryer functions and controls, closely follow the procedures and instructions in this Manual to avoid equipment damage or malfunction.
  • Page 11 Safety GBF-70 Fryer • Components exposed on the Control Panel surface are impact-sensitive. To avoid damage and ensure proper operation, exercise care when working around or using carts/rolling tables near the appliance. • DO NOT install the unit near combustible walls and materials. Failure to maintain safe distance may result in fire.
  • Page 12 Safety GBF-70 Fryer...

  • Page 13: Introduction

    GBF-70 Fryer Introduction THANK YOU for purchasing the Giles Model GBF-70 Electric Fryer, manufactured by Giles Enterprises, Inc., Montgomery, Alabama (USA), hereafter referred to as "GIL S". Every unit is thoroughly inspected and tested prior to shipment in efforts to ensure that it will operate flawlessly when received. With proper care and maintenance the appliance will provide years of trouble-free service.

  • Page 14: Specifications

    Introduction GBF-70 Fryer 1.04 Specifications 1.04.1 Overall Dimensions: Single & Banked Units SINGLE UNIT: SIDE FRONT INCHES [mm] BANKED UNITS:...

  • Page 15: Agency Certifications

    Introduction GBF-70 Fryer 1.04.2 Agency Certifications 1.04.3 Basket Size Description Length Width Depth Volume Standard (2 per vat) 18-1/2 [470] 9 [229] 5-1/2 [140] 811 cu in [0.013 c m] 1.04.4 Vat Size & Capacity Cooking Oil Capacity Depth Length Width (Bottom of vat to “FULL”...
  • Page 16 Introduction GBF-70 Fryer...

  • Page 17: Installation

    The appliance shall be installed, operated, and maintained in accordance with the Standard for Ventilation Control, and Fire Protection of Commercial Cooking Operations, NFPA 96. These steps will help to ensure proper installation. If there are questions concerning these procedures, contact Giles Technical Support at 800.554.4537 or email services@gfse.com.

  • Page 18: Unpacking

    Damages to appliance or accessories caused by poor work practices or improper use of material handling equipment shall not be covered by the factory Warranty. Giles shall not be liable for personal injuries or property damage which may be incurred during installation of this equipment.

  • Page 19: Electrical Requirements

    • The GBF-70 Fryer is manufactured for the various electrical specifications shown on Table 2.04.1 below. Check the Serial/Data Label inside the Cabinet or attached to the Rear Panel to determine the electrical service required for the Unit.

  • Page 20: Electrical Connection Diagram

    Installation GBF-70 Fryer 2.05 Electrical Connection (continued) 6. Route appropriately sized power wires from the main panel (or disconnect switch box if installed) through to the front Service Box. 7. See Figure 2.05.1. Connect the supply power wires to Distribution Block located in the Service Box.

  • Page 21: Optional Oil Management System Connections

    2.06 Optional Oil Management System Connections • GBF-70 Fryer is configured ready for connection to a customer supplied bulk Oil Management System. Both fresh oil inlet and waste oil discharge outlet are provided on the rear of the unit to allow direct connection to a system.

  • Page 22: Restraint Device

    Finalizing Installation Every effort has been made to ensure that new GILES units are in perfect operating condition when received and each one has passed rigorous quality control testing prior to shipment. To ensure that it has been properly installed and will operate as expected when placed into service, we recommend that after installation work is completed, the following steps be performed to check the basic functionality of fryer systems and prepare it for first use.

  • Page 23: Power Test

    Installation GBF-70 Fryer 2.09.1 Power Test The following test confirms that the unit is receiving power. Perform for each unit in a banked system. 1. Confirm that circuit breakers supplying power to unit are ON. If Disconnect Switch Box is installed between the main panel and fryer, be sure that it is in the ON position.

  • Page 24: Filter Pump Test

    Installation GBF-70 Fryer 2.09.3 Filter Pump Test The following test confirms that the system Filter Pump is operating properly. 1. Open Cabinet Door (of unit with Filter Pan for banked systems). If it is in place, disconnect and remove the Filter Pan from the unit.

  • Page 25: Clean Filter Pan, Accessories & Appliance

    Installation GBF-70 Fryer 2.11 Clean Filter Pan, Accessories & Appliance Disassemble and thoroughly clean all parts of the Filter Pan to remove any residue which may remain from manufacturing processes, or dirt and debris that may have accumulated during warehousing and shipment. For details, see Section 4.02, Cleaning the Filter Pan &...
  • Page 26 Installation GBF-70 Fryer...

  • Page 27: Overview

    Overview Model: GBF-70 Overview A brief overview of the components, features and accessories associated with the Giles GBF-70 Electric Fryer. Please review this section completely before attempting to use the appliance. Basket & Elevator Assembly Section 3.04 Control Panel Section 3.01 Lower Cabinet Figure 3.02...

  • Page 28: Control Panel

    Overview Model: GBF-70 3.01 Control Panel...
  • Page 29 Overview Model: GBF-70 3.01 Control Panel Item Description Function Turns appliance power ON/OFF. Pressing top of switch powers ON, pressing Power Switch bottom powers OFF. Place switch in [HEAT] position to enable heating elements. If actual oil temperature is lower than the Controller setpoint, the elements will be Heat Switch turned ON and cooking oil will begin heating.

  • Page 30: Lower Cabinet Area

    Overview Model: GBF-70 3.02 Lower Cabinet MANUAL VALVE MODEL: Main Unit Banked Add-on Unit AUTOMATED VALVE MODEL:...
  • Page 31 Overview Model: GBF-70 3.02 Lower Cabinet Item Description Function Manual Valve Model Only: Directs oil flow to the particular vat from either the fryer filter system, a bulk oil management system, or the JIB Auto-Top Off Oil Return Valve system. This valve is present only on non-Automatic oil system models.

  • Page 32: Filter Pan Assembly

    Overview Model: GBF-70 3.03 Filter Pan Assembly...
  • Page 33 Overview Model: GBF-70 3.03 Filter Pan Assembly Item Description Function Helps contain oil splash and spatter as oil is being drained into the Filter Filter Pan Cover Pan from the vat(s) ... minimizes clean-up required for floor and/or cabinet interior.

  • Page 34: Baskets, Elevator Assembly & Oil Saddle Tank

    Overview Model: GBF-70 3.04 Basket, Elevator Assembly & Oil Saddle Tank Not Shown...
  • Page 35 Overview Model: GBF-70 3.04 Basket, Elevator Assembly & Oil Saddle Tank Item Description Function Basket Carrier (2) Attaches to the Auto-Basket Lift and holds the Basket as lift operates. Easily removeable for cleaning. OPTIONAL Basket (2) Contains product while cooking. Front spring handle for easier handling.

  • Page 36: Accessories Provided

    Overview Model: GBF-70 3.05 Accessories Provided Part Description/Part Number Function Kettle Drain Brush Use to clean Fry Pot Drain and spaces P/N 71025 around the Heat Exchanger. Stirring Utensil Use to stir cooking oil and product in P/N 77775 the pot as it is cooked.
  • Page 37 Overview Model: GBF-70 3.05 Accessories Provided - continued Part Description/Part Number Function L-Bend Teflon Brush, Use to clean under and around the P/N 93609 Heat Exchanger. Cook Basket Holds product while cooking. P/N 70420 Placed into vat bottom to prevent...

  • Page 38: Accessories (Not Included)

    Overview Model: GBF-70 3.05 Accessories Provided - continued Part Description/Part Number Function Use for removing waste cooking from unit. Discharge Hose Assembly P/N 33667 NOT INTENDED TO USE FOR WASHING DOWN THE COOK VAT! 3.06 Accessories Not Provided Part Description/Part Number...
  • Page 39 Overview Model: GBF-70 3.06 Accessories Not Provided - continued Part Description/Part Number Function Filter Paper Filter media to be use in Filter Pan fo P/N 60819 filtering cooking oil. Filter aid for use when filtering Filter Powder cooking; helps recondition oil by P/N 72004 removing soluble impurities.
  • Page 40 Overview Model: GBF-70 Notes:...

  • Page 41: Fryer Operation

    4. Fryer Operation The GBF-70 Fryer is available as a single Fryer unit or as a banked battery of (2) or (3) Fryer units, equipped with custom computer Cooking Controllers. Optionally, the unit can be configured for virtually hands-free, automated oil filtration.

  • Page 42: The Computer Controller

    GBF-70 Fryer Fryer Operation 4.01 The Computer Controller This section explains the functions, features, and programming/operational procedures for the Dual-Timer Computer Cooking Controller. This controller has been designed to be user-friendly and when working with it many instructions and prompts will be shown on the Upper Display (blue) to help guide you through each process.
  • Page 43 GBF-70 Fryer Fryer Operation 4.01.1 Keys and Functions - continued MENU Key: Action key which is pressed in combination with other keys to access programmed menu item presets. Fifty (50) different programmable Menu Item presets are available. EDIT Key: Action key which is pressed in combination with other keys to enter edit mode for changing or creating Menu Item preset settings.

  • Page 44: Controller - General Overview

    GBF-70 Fryer Fryer Operation 4.01.2 Controller - General Overview The following is general operational information only. Detailed procedures and instructions are covered in subsequent sections. During operation, certain instructions and prompts will be shown on the Upper Display to help guide User through processes. Additionally, some Controller keys and indicator lights will illuminate as a further aid.

  • Page 45: Setting The Cooking Temperature

    GBF-70 Fryer Fryer Operation 4.01.3 Setting the Cooking Temperature Cooking Temperature setpoint is input manually. Menu Item cooking presets do not include temperature settings. Instruction prompts are shown on the Upper Display to help guide User through the process. Use keypad to enter cooking temperature setpoint ( F).

  • Page 46: Manually Setting Cooking Time

    GBF-70 Fryer Fryer Operation 4.01.4 Manually Setting Cooking Time If not selecting a Menu Item Preset, Cooking Time is manually set as follows.. IMPORTANT! If PASSCODE is enabled, Cooking Time cannot be manually input without the required password. User can only choose from Menu Item Presets available, see Section 4.01.5, Working with Menus.

  • Page 47: Working Menu Item Presets

    GBF-70 Fryer Fryer Operation 4.01.5 Working with Menu Item Presets NOTE: The Menu Item Presets stored in the Controller do not include Cooking Temperature settings. Cooking temperature must always be input manually, see Section 4.01.3, Setting the Cooking Temperature. Fifty (50) Menu Item Preset cook settings are stored in the Controller, each including: ●...

  • Page 48: Editing A Menu Item Preset

    GBF-70 Fryer Fryer Operation 4.01.5-1 Editing a Menu Item Preset Two different methods can be used to edit the item NAME Editing [NAME] - Method 1: Enter NAME letter by letter. Select the Name as shown on left. Flashing cursor is positioned at 1st letter.
  • Page 49 GBF-70 Fryer Fryer Operation 4.01.5-1 Editing a Menu Item Preset - continued Edit COOKING TIME: Scroll to and select TIME to edit as shown on previous page. Current time setting will be displayed. Use numeric keypad to enter new TIME (mm:ss) NOTE: All digits must be entered, e.g.
  • Page 50 Fryer Operation GBF-70 Fryer 4.01.5-1 Editing a Menu Item Preset - continued Edit FISH FILTER Setting: To minimize potential for flavor transfer, establishments cooking seafood items may wish to force operators to filter oil after only one (1) batch is cooked. When FISH FILTER is set to [ON], the unit will enter FILTER MODE after completing one (1) cook cycle of the specific item.

  • Page 51: Selecting A Menu Item Preset For Cooking

    Fryer Operation GBF-70 Fryer 4.01.5-2 Selecting a Menu Item Preset for Cooking Direct Entry: The two (2) methods described below can be used when the desired Menu No. is known. Method (B) Method (A) Enter desired Menu No. [1-50]. Enter desired Menu No. [1-50].
  • Page 52 Fryer Operation GBF-70 Fryer 4.01.5-2 Selecting a Menu Preset for Cooking - continued Scroll Method: If the Menu No. is not known, User can scroll through the list of Menu Item Presets to select the desired item ... settings for each preset will appear on the Upper Display.

  • Page 53: Cooking Cycle General Overview

    Fryer Operation GBF-70 Fryer 4.01.6 Cooking Cycle General Overview Temperature SETPOINT, MENU NAME, and COOKING TIME currently assigned to each side are shown on the Upper Display. When in READY state, temperature setpoint is shown on Lower Display. The READY message indicates that cooking oil is at temperature and the fryer is ready for cooking.

  • Page 54: Manually Operating The Basket Lifts (If Equipped)

    GBF-70 Fryer Fryer Operation 4.01.6 Cooking Cycle General Overview - continued STIR ALARM: When active, an audible alarm is sounded at a specific time during the cook cycle, signaling the operator to stir the cooking product to help promote even cooking and prevent sticking. The feature must be enabled in User Settings, Section 4.01.8 and the parameter must be set.

  • Page 55: Cool Mode

    Fryer Operation GBF-70 Fryer 4.01.8 COOL MODE COOL MODE is an energy-saving feature that changes oil temperature setpoint to a lower valve. Places Fryer into an idle standby state during periods of inactivity. Enter COOL MODE by pressing the [COOL] key. The temperature setpoint changes to the COOL TEMP setting specified in User Settings, see Section 4.01.8, Edit User Settings.

  • Page 56: Top-Off Oil Level (Function 1)

    GBF-70 Fryer Fryer Operation 4.01.9-1 TOP-OFF OIL LEVEL (Function 1) Selecting this Function moves the automated OIL RETURN valve for the particular fryer unit to the [FILL POT] position. An internal top-off pump will start and run for a programmed amount of time (30 secs). Fresh cooking oil will be pumped into the vat for top-off, from either a Saddle Tank supply (for single fryer) or a “Jug-In-Box”...

  • Page 57: Pump (Function 5)

    GBF-70 Fryer Fryer Operation 4.01.9-5 PUMP (Function 5) Selecting this Function causes the fryer Filter Pump to turn ON and run. To stop pump, select [CANCEL], keypad [8]. Running the Pump is required for pumping waste oil to the Oil Discharge Wand Hose or to a third-party bulk waste oil tank.

  • Page 58: User Settings (Accessing & Editing)

    GBF-70 Fryer Fryer Operation 4.01.10 User Settings (Accessing & Editing) Accessing the User Settings menu is accommplished as follows: Press the Press the [START] key [TIME] key Input User Settings will be shown on the Upper Display. To view current settings, use numeric keypad [4] / [6] (left/right) to scroll through and display each setting.

  • Page 59: Password Protection

    Fryer Operation GBF-70 Fryer 4.01.11 PASSWORD Protection 4.01.12 Power Up Procedure...

  • Page 60: Controller Errors & Alarms

    An error occurred while saving settings to the EEPROM. Contact ER37 EEPROM Error Giles Tech Service (800.554.4537). The ADC (Analog-to-Digital Converter) chip that reads output ER38 Internal ADC Error from thermocouples is not working. MCB1 board must be replaced. Contact Giles Tech Service (800.554.4537).

  • Page 61: Resolving Controller Errors & Alarms

    Press [START] key to enter PREHEAT mode. Heating Element will not turn ON until [START] is pressed. NOTE: If an error condition cannot be resolved, please contact a factory-authorized service agent, or call 800.554.4537 for Giles Technical Support.

  • Page 62: Cooking Procedures

    4.02 Cooking Procedures This section provides detail of the cooking procedures for a GBF-70 Electric Fryer. The fryer is either the Automated Model, featuring automated valves actuated by the Controller and providing automatic functions such as Oil Top-Off and Oil Filtration, or it is a Manual Model with manually operated valves and functions.
  • Page 63 ONLY fill to this level to allow for expansion of the oil when heated to cooking temperature. Bulk Fresh Oil Supply System: The GBF-70 Fryer is capable of being directly piped to a Bulk Oil Management System which can supply fresh cooking oil to the fryer, as well as collect waste oil after use.
  • Page 64 Fryer Operation GBF-70 Fryer 4.02 Cooking Procedures - continued 10. Check oil level, it should now be at the [FULL] level mark. Add shortening if needed and stir in. If the HEAT light turns ON after adding additional oil, wait until it turns OFF again before cooking.
  • Page 65 Fryer Operation GBF-70 Fryer 4.02 Cooking Procedures - continued Fryer with Basket Lift Option Installed: 14. With Basket Lifts raised as described in Step #12 and Baskets hanging on the Basket Carriers, load fresh, uncooked product into a basket. 15. Either select the appropriate Menu Item Preset as described in Section 4.01.5-2, Selecting a Menu Item Preset for Cooking, or manually enter a...
  • Page 66 Fryer Operation GBF-70 Fryer 4.02 Cooking Procedures - continued NOTE: Step #18 applies only if the User Setting [STIR ALARM ENABLE] = ON and the Menu Preset [STIR OVERRIDE] = NORMAL for item being cooked. - OR - [STIR ALARM ENABLE] = OFF and [STIR OVERRIDE] = FORCE.

  • Page 67: Oil Level Top-Off Function (If Equipped)

    Oil Level Top-Off Function (Optional) The GBF-70 Fryer is available with an optional Oil Top-Off feature, available for either Auotmated or Manual model Fryers. Fresh oil for topping off the vat is supplied from either an on-board system or a third-party bulk oil management system (customer provided).

  • Page 68: Filtering Used Cooking Oil With On-Board System

    Fryer Operation GBF-70 Fryer 4.03 Oil Top-Off Function (Optional) - continued Manual Fryer Model (Automatic Oil Top-Off Not Active) • On-Board Fresh Oil Supply (J-I-B or Saddle Tank): Need for oil level top-off must be visually observed and confirmed by the operator.
  • Page 69 Filtering Used Cooking Oil Using On-Board System - continued The GBF-70 is equipped with a configurable FORCE FILTER feature, which can be set to force operators to perform the oil filtering process after a preset number of cooking cycles have been completed. The feature can be configured by accessing User Settings, see Section 4.01.10:...
  • Page 70 (polish) the oil. Portion packed Filter Powder is available from Giles ... P/N 72004. 6. Replace the Crumb Screen inside the Filter Pan and position the Pan Cover. Reposition ③...
  • Page 71 Fryer Operation GBF-70 Fryer 4.04 Filtering Used Cooking Oil Using On-Board System - continued ◊ After completion of the “crumb wash”, the drain valve closes and cook vat begins to refill with filtered/reconditioned cooking oil. ◊ Filter Pump continues to run until the pressure sensor on the oil manifold senses a low pressure, indicating that the Filter Pan has emptied.

  • Page 72: Normal Shut-Down

    Fryer Operation GBF-70 Fryer 4.04 Filtering Used Cooking Oil Using On-Board System - continued D. Filter Process - Complete Prepare for Cooking & Always wear thermal protection when performing this step. Parts can be excessively hot! 10. After refilling vat, remove Filter Pan from fryer (see Step #3). Remove Filter Pan from under fryer and remove Cover.
  • Page 73 Fryer Operation GBF-70 Fryer...

  • Page 74: Cleaning & Maintaining

    GBF-70 Fryer 5. Cleaning Maintaining & This section explains procedures for cleaning and maintaining the GBF-70 Fryer necessary to keep it in good operating condition. • DO NOT wash down fryer’s interior or exterior with water from a spray hose.
  • Page 75 Cleaning & Maintaining GBF-70 Fryer 5.01 Removing Disposing of Waste Cooking Oil - continued & • For banked systems, DO NOT drain more than one (1) vat at a time into the Filter Pan! Pan has capacity to hold the oil from ONLY one (1) cook vat.
  • Page 76 Cleaning & Maintaining GBF-70 Fryer 5.01 Removing Disposing of Waste Cooking Oil - continued & ◊ The Filter Pump starts, pumping waste oil from the Filter Pan out to the Discharge Hose and into the portable container. ◊ When the Controller senses that the pan has been emptied, the pump stops.

  • Page 77: Boil-Out Procedure - Cleaning The Fry Vat

    5. Use a reputable Fryer Cleaning product and follow the manufacturer’s directions for use. Add recommended amount of product to water after filling vat, stirring gently to mix. Fryer Boil Out cleaner is available from Giles ... item number: #72003-1, 8-lb Jar or #72003, Case of 4 Jars. Continued on Next Page...
  • Page 78 Cleaning & Maintaining GBF-70 Fryer 5.02 Boil-Out Procedure - Cleaning the Fry Vat - continued Closely follow the cleaner product manufacturer’s instructions and hazard warnings. Many commercially available cleaners may contain caustic chemicals and require special precautions when used, to avoid personal injury and/or damage to the fryer.
  • Page 79 Cleaning & Maintaining GBF-70 Fryer 5.02 Boil-Out Procedure - Cleaning the Fry Vat - continued B. Boil-Out Process - Manual Model Fryer NOT THE FILTER PAN! IMPORTANT!! Closely monitor the catch container. Close drain valve and empty container as often as needed to avoid overflow while draining and rinsing.

  • Page 80: Cleaning The Filter Pan & Refreshing Filter Media

    The following procedure describes cleaning the Filter Pan and refreshing filter media. Typically, traditional disposable filter paper is used, however as an alternative, Giles offers an optional sustainable stainless steel filter screen, which is cleanable and reusable. This procedure should be performed after each Boil-Out Procedure and, as a minimum, once per day of operation.
  • Page 81 Optional Filter Screen Note: When opting to use the sustainable Stainless Steel Filter Screen, purchased separately from Giles, please follow the usage and cleaning instructions provided with the item. This item is an alternative substitute for filter paper and is NOT to be use in addition to filter paper.

  • Page 82: Troubleshooting

    The following information is intended to help correct, or at least accurately diagnose, problems that occur. The most common issues are presented here, however you may encounter problems that are not addressed. In such cases, Giles Technical Service representatives can help you successfully identify and resolve the problem.
  • Page 83 Troubleshooting GBF-70 Fryer 6.01 Temperature Control System - continued Problem Probable Cause Corrective Action Fryer heating slowly (slow temp A. Improper cooking procedures. Refer to Operation Manual. recovery). B. Heating element failing. Service Technician required. Amber HEAT light remaining [ON], does not cycle.

  • Page 84: Om-Board Oil Filtration Problems

    Troubleshooting GBF-70 Fryer 6.02 On-Board Oil Filtration Problems 6.02.1 General Problems - All Models Problem Probable Cause Corrective Action Cook vat does not drain. A. Excessive crumbs or cooking residue Use provided round-bristle brush to clear clogging drain. drain. Oil doesn’t circulate or return to refill A.

  • Page 85: Manual Model Fryer

    Troubleshooting GBF-70 Fryer 6.02 On-Board Oil Filtration Problems - continued 6.02.3 Manual Model Fryer Problem Probable Cause Corrective Action Oil doesn’t circulate or return to refill A. OIL RETURN valve inside cabinet is not Move valve to the [OPEN] position. vat when filtering.

  • Page 86: Filter Pump Problems

    Troubleshooting GBF-70 Fryer 6.03 Oil Top-Off System Problems - continued 6.03.2 Manual Model Fryer Problem Probable Cause Corrective Action Top-Off doesn’t pump oil to vat. E. If connected to bulk oil system: Bulk Replenish oil supply. oil supply is exhausted.

  • Page 87: Basket Lift System (If Equipped)

    Troubleshooting GBF-70 Fryer 6.05 Basket Lift System (if equipped) Problem Probable Cause Corrective Action Basket Lift will not operate. A. LIFT switch on Control Panel is in the Place switch in [LIFT] position to enable [OFF] position. lifts. Basket lifts will not operate until cooking B.
  • Page 88 P.O. Box 210247 • 2750 Gunter Park Drive West • Montgomery, Al 36121-0247 USA Phone: 334.272.1457 • Toll Free: 800.554.4537 (USA & Canada Only) • Fax: 334.239.4117 • www.gfse.com E-mail: services@gfse.com Form No. xxxxx (Rel. Date: Jun.2019; Rev. A)

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