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GGF SERIES Operations & Service Manual GGF-400, GGF-720 Models: GGF-400 GGF-720 Giles Enterprises, Inc. An ISO9001 Registered Company • Committed to Quality 2750 Gunter Park Drive West • Montgomery, AL 36109 USA Fax: 334.239.4117 • Website: www.gfsequipment.com Service Hotline (Toll Free): 800.554.4537 (USA & Canada Only)
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IN A PROMINENT LOCATION, post instructions to be followed in the event the user smells gas. Such information can be obtained by consulting the local gas supplier. FOR YOUR SAFETY Do not store or use gasoline, other flammable liquids, or materials that can generate flammable vapors in the vicinity of this or any other appliance.
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Giles Enterprises, Inc., representative. • Giles Enterprises, Inc. reserves the right to change or improve its equipment and parts in any way without obligation to alter such equipment or parts previously manufactured.
Safety Model: GGF-400, GGF-720 Safety Safety Overview The instructions contained in this manual have been prepared to aid you in learning the proper procedures for installing and servicing your new unit. Throughout this manual, safety precautions are identified through the use of the safety alert symbol and three signal words: DANGER, WARNING and CAUTION.
Safety Model: GGF-400, GGF-720 Specific Safety Precautions For your safety, please observe the following precautions when operating or servicing your Giles, Model GGF Gas Fryer. Read the following important safety information to avoid personal injury and/or damage to the equipment.
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• Giles Fryers are available from the factory wired for various voltages, phase and Hz. Check the rating plate inside the front door of the fryer to determine correct supply power required.
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Safety Model: GGF-400, GGF-720 NOTE: GGF Fryer • If upon receipt, palletized unit shows any signs of damage, immediately inspect the and its associat- ed components, and notify the freight carrier of any and all damages. • To aid the electrician, an electrical wiring diagram is contained in this manual. Refer to the wiring diagram during installation or servicing.
Model: GGF-400, GGF-720 1. Introduction Congratulations on the purchase of your new Giles equipment, Model GGF-400 or GGF-720 Gas Fryer, manufactured by Giles Enterprises, Inc., Montgomery, Alabama (USA), hereafter referred to as "Giles". Every unit is thoroughly inspected and tested prior to shipment. Proper care and maintenance will ensure years of trouble-free service.
Model: GGF-400, GGF-720 2. Installation This section provides a summary of the procedures necessary for proper installation of your new Giles equipment, Model GGF Gas Fryer. To prevent personal injury or equipment damage, please ensure the following steps are taken and the following check sheet is initialed and dated.
Installation Model: GGF-400, GGF-720 2-01. Unpacking The Fryer should arrive palletized on a wooden skid, secured with high-tensile plastic strapping and wrapped by machine applied stretch wrap. CAUTION • The Fryer must remain in the upright (vertical) position. • Exercise care when lifting or moving the unit. •...
• Giles Gas Fryers are available from the factory in the voltage and phase listed below. Check the rating plate on the inside of the fryer’s front door to determine the correct power supply.
Installation Model: GGF-400, GGF-720 2-06. Electrical Connections All Fryers 1. Connect Fryer power plug to an appropriate receptacle which is protected by a properly sized circuit breaker, See Table 2-05.01. NOTE: • When installed, appliance must be electrically grounded in accordance with the local code, or in the absence of local code, with the National Electrical Code, ANSI/NFPA 70, or the Canadian Electrical code, CSA C22.2, as applicable.
Installation Model: GGF-400, GGF-720 2-07. Power test The following test will ensure the unit has power. 1. Verify that the main circuit breaker supplying power to the unit is ON. 2. Ensure the Selector Switch is in the center position. 3.
Installation Model: GGF-400, GGF-720 2-08.01 Typical Gas Line Configuration NOTE: • Installation must conform with local codes, or in the absence of local codes, with the National Fuel Gas Code, ANSI Z223.1/NFPA 54, or the Natural Gas and Propane Installation Code, CSA B149.1, as applicable, including: 1 The appliance must be disconnected from the incoming gas supply line, at the shut-off valve, during any testing of the piping at test pressures in excess of 1/2 psi (3.5kPa)
Installation Model: GGF-400, GGF-720 2-09. Gas Orifice Configuration and Replacement NOTE: • This unit is shipped with factory installed gas Orifice(s) suited for 0 to 3,000 feet above sea level - Natural Gas or 0 to 4,000 feet above sea level - LP Gas. Gas flow varies at different elevations.
Installation Model: GGF-400, GGF-720 2-10. Gas Pressure Setting and Adjustment Use the following procedure to set the Fryer manifold pressure to correct setting. This ensures that the BTU input of burner(s) is at the proper level. 1. Fill the Fry Pot with water to the FULL line. CAUTION •...
Installation Model: GGF-400, GGF-720 2-11. Blower Vacuum Switch Setting and Adjustment The Blower Vacuum Switch ensures that the unit has the proper draft air-flow before allowing the gas valve to open for ignition. Ensure the Blower Vacuum Switch is set to the proper setting by using the following steps.
Installation Model: GGF-400, GGF-720 2-12. Filter Pump Test The following test will ensure the Filter Pump is operating correctly. CAUTION • Before proceeding with this test, ensure the unit has thoroughly cooled. Contact with HOT parts is possible if not thoroughly cooled.
Installation Model: GGF-400, GGF-720 2-13. Restraint Device This unit requires use of some type Restraint Device (not included with the unit) to prevent the unit from being unintentionally moved and to prevent strain on electrical and gas line connections. The Restraint Cable length must be shorter then both electrical cord, or conduit, and the flexible gas line.
Model: GGF-400, GGF-720 3. Overview The following section provides a brief overview of the components, functions and accessories associated with the Giles Model GGF-400 & GGF-720 Gas Fryer. Please review this section carefully before proceeding any further. Basket & Elevator...
Overview Model: GGF-400, GGF-720 3-1. Control Panel...
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Overview Model: GGF-400, GGF-720 3-1. Control Panel Item Description Function The Power Switch is a 2-position Switch. Move the switch Power Switch upward to the “ON” position for operation. The Selector Switch is a 3-position switch which is used to select either “COOK”...
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Overview Model: GGF-400, GGF-720 3-2. Lower Cabinet Area Item Description Function Used to direct cooking oil flow when the pump is in Diverter Valve Handle operation, either to the cook vat or to the oil discharge hose. Quick Disconnect for Used to connect the Oil Discharge Hose to the Fryer for Oil Discharge Hose removal of used cooking oil.
Overview Model: GGF-400, GGF-720 3-3. Filter Pan Assembly * Not standard item ... ordered separately...
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Overview Model: GGF-400, GGF-720 3-3. Filter Pan Assembly Item Description Function Designed to capture and filter larger particles of cooking Crumb Screen sediment and residue from the cooking oil as it drains into the Filter Pan. Used to tightly hold down the filter paper. Improper Hold Down Frame placement will likely affect filter pump performance.
Overview Model: GGF-400, GGF-720 3-4. Basket and Elevator Assembly...
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Overview Model: GGF-400, GGF-720 3-4. Basket and Elevator Assembly Item Description Function Covers cook vat during the cooking cycle. When in place Basket Cover prevents hot cooking oil from splashing out of the vat. Holds Fry Basket as it is lifted or lower by the Auto-Basket Basket Carrier Lift.
Overview Model: GGF-400, GGF-720 3-5. Accessories (Included) Description/ Part Function Part Number Kettle Drain Brush Use to clean the Fry Pot & pot P/N 71025 Drain. Stir Paddle Use to stir cooking oil and P/N 77775 products being cooked. 77775 Pot Brush Use to clean Fry Pot.
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Overview Model: GGF-400, GGF-720 3-5. Accessories (Included) Part Description/Part Number Function Small Teflon Brush, Use to clean space between heat P/N 73235 exchanger and pot wall. Use for removing liquid shortening from unit. Discharge Hose Assembly P/N 33667 33667 NOTE: DO NOT USE TO WASH DOWN THE COOK VAT! L-Shaped Teflon Brush P/N 73233...
Overview Model: GGF-400, GGF-720 3-6. Accessories (Not Included) Description/ Part Function Part Number Filter Paper Use to filter the cooking oil. P/N 60810 60810 Filter Powder Use as an aid in filtering cooking P/N 72004 oil. 72004 Fryer Boil-Out Fry pot cleaning agent, add to P/N 72003 water during boil-out procedure.
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Description/ Part Function Part Number A portable oil disposal container with a capacity of 80-lbs of liquid Giles Oil Caddy shortening. P/N 79187 Note: For use with filtered, warm oil only. No crumbs or debris. Helps prevent larger crumb Filter Pan Crumb Screen...
Model: GGF-400, GGF-720 4. Unit Preparation Giles Enterprises, Inc. takes pride in the quality of its workmanship. Every effort has been made to ensure that you have received a unit that is in excellent operating condition. Each unit must pass rigorous quality control tests prior to shipment.
Unit Preparation Model: GGF-400, GGF-720 4-2. Power Test The following test will ensure the unit has power. 1. Follow steps shown in Section 4-1. 2. Ensure the main circuit breaker powering the unit is ON. 3. Place the Power Switch in the ON position.
Unit Preparation Model: GGF-400, GGF-720 4-4. Filter Pump Test The following test will ensure the Filter Pump is operation correctly. 1. Follow steps shown in Section 4-1. 2. Press the Power Switch to the ON position. 3. Open Cabinet Door. 4.
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Unit Preparation Model: GGF-400, GGF-720 Notes:...
Model: GGF-400, GGF-720 5. Fryer Operation This section describes how to operate the Giles, Model GGF-400 & GGF-720 Gas Fryer. DANGER • Turn off the Fryer power switch and Fryer’s main supply power at the main circuit breaker box before cleaning or performing maintenance.
Fryer Operation Model: GGF-400, GGF-720 5-01. Cooking Controller The following section describes the functions, features and programming of the Cooking Controller.
Model: GGF-400, GEF-720 Fryer Operation 5-01.1. Buttons and Functions Use to set and display cooking temperature. Hold for 5 seconds to display current temperature. Use to increase or decrease cooking time and temperature, and to raise/lower basket. Also used to scroll through menu options.
Fryer Operation Model: GGF-400, GGF-720 5-01.2. Programming the Cooking Temperature and Time To Begin Programming, Press Program Key For 5 Seconds Bottom Display To Read Upper Display To Read All Choose Menu PROG Press Button For Menu You Wish To Program Bottom Display To Read Upper Display To Read Product Selections...
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Fryer Operation Model: GGF-400, GGF-720 CONTINUE PROGRAMMING FROM PREVIOUS PAGE Bottom Display To Read Time or Temperature Press Temperature Key To Press Clock Key To Change Cook Change Cook Time Temperature Bottom Display To Read Upper Display To Read Press Up Or Down Time or Temperature Use Up And Down Arrow Keys To Select Desired...
Fryer Operation Model: GGF-400, GGF-720 5-01.3. Entering Cook Cycle Press Button For Menu You Wish To Run (Menu LED Will Illuminate and temperature will regulate to that setpoint ) Put product into the basket. Press the Press Down Arrow Key To Basket Key Lower Basket Press Button For Menu You Wish To Run (Menu LED Should Already Be Illuminated)
Fryer Operation Model: GGF-400, GGF-720 5-01.5 Entering Cool Cycle To Begin Cool Cycle (Display Must Read “Ready”), Press Cool Key For 5 Seconds Temperature Setpoint Will Change To 275 Degrees. No Menus can Be Activated In This State. 5-01.6 Exit Cool Cycle To Exit Cool Cycle , Press Cool Key Temperature Setpoint Will Change To Preheat To Begin Heating To Setpoint...
Fryer Operation Model: GGF-400, GGF-720 5-01.8 Entering Boil Out Cycle To Begin Boil Out Cycle (Display Must Read “Ready”), Press Boil Out Key For 5 Seconds Temperature Setpoint Will Change To 200 Degrees. Basket Will Raise. No Menus can Be Activated In This State. 5-01.9 Exit Boil Out Cycle To Exit Boil Out Cycle , Let 30 Minute Timer Expire and/or Cycle Power To Unit.
Fryer Operation Model: GGF-400, GGF-720 5-2. Cooking Procedure This section describes the cooking process as if beginning with cold shortening. This process may vary during repetitious cooking cycles or depending on the user’s specific cooking procedures. 1. Raise and remove the Cooking Basket. See Section 5-1.7 .
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Fryer Operation Model: GGF-400, GGF-720 5-2. Cooking Procedure (Continued) 9. Use the supplied Stir Paddle and occasionally stir the shortening vigorously while Fryer is preheating. This will eliminate formation of cold spots, allowing for more even cooking of the product. 10.
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Fryer Operation Model: GGF-400, GGF-720 5-2. Cooking Procedure (Continued) 12. Uncooked product may be placed in the Cooking Basket before or after the basket has been lowered into the shortening. Use extreme caution when placing product into HOT cooking oil. HOT liquid shortening and any splash back from pot can cause severe burns.
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Fryer Operation Model: GGF-400, GGF-720 5-2. Cooking Procedure (Continued) 14. When a pre-determined percentage of the selected cooking time has elapsed, the stir product alert will sound. Press the Alarm silence key to silence, then using oven mitts remove the Basket Cover and stir the cooking product with the Stir Paddle .
5. Ensure that Filter Pan contains properly installed Filter Paper. Only (1) sheet of paper is required. 6. Add one packet (4.8 oz) of filter powder into the Filter Pan, distribute evenly. (Product available from Giles - Part No. 72004) DANGER DANGER In this step liquid shortening is drained into the Filter Pan.
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Fryer Operation Model: GGF-400, GGF-720 5-3. Filtering Liquid Shortening (Continued) NOTE: If the Fry Pot does not drain, or drains very slowly, use the supplied Kettle Drain Brush to break up the crumbs & clean then from in the drain. Be careful to not puncture the filter paper in the filter pan;...
5-4. Removal of Liquid Shortening This section describes how to remove liquid shortening from the Fryer in preparation for a Boil-out procedure or for disposal. The Giles Oil Caddy (not included) is referenced in this section for disposing of used shortening.
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7 . Connect the Oil Discharge Hose to the quick-disconnect coupling 8. Place the discharge end into a suitable Hot Oil Disposal Container (Giles Oil Caddy is shown). 9. Turn the Oil Diverter Valve to the TO HOSE or ”RIGHT-HAND” position.
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Fryer Operation Model: GGF-400, GGF-720 5-4. Removal of Liquid Shortening (Continued) 11. After the Liquid Shortening is removed from the Filter Pan, place the Selector Switch in the OFF position. 12. Place Power Switch in the OFF position. 13. Turn the Oil Diverter Valve handle to the “TO VAT” or “LEFT-HAND”...
Fryer Operation Model: GGF-400, GGF-720 5-5. Normal Shut-Down This section explains the process of shutting the unit down. 1. Place the Selector Switch in the center OFF position. 2. Place the Power Switch in the OFF position, Power Light turns off. 3.
4. Follow the directions on the Boil-Out/Cleaner product being used ... add the recommend amount of product to the vat. CAUTION If using a product other than Giles Boil-Out (P/N 72003) pay close attention to the instructions listed on the container. Many commercially available cleaners are caustic requiring special precautions.
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Cleaning Model: GGF-400, GGF-720 6-1. Boil Out Procedure (Continued) 5. Place the Power Switch in the ON position. 6. Place Selector Switch in the HEAT position. 7 . Press & hold the Boil-Out button on the Controller until the unit enters Boil-Out mode. The Boil-Out solution will heat to 200°F (93°C).
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Cleaning Model: GGF-400, GGF-720 6-1. Boil Out Procedure (Continued) 14. Slowly turn the Drain Valve Handle to the CLOSE ”DOWN” position. 15. Clean Filter Pan and replace Filter Paper; follow directions in Section 6-2; Cleaning of Filter Pan Components after the Boil-Out procedure. 16.
Cleaning Model: GGF-400, GGF-720 6-2. Cleaning the Filter Pan & Replacing Filter Paper after Boil-Out This section explains the process for cleaning the Filter Pan and replacing Filter Paper. This process should be carried out each time a Boil-Out Procedure (Section 5-5) is performed. Use Thermal Mitts for protection from hot parts.
Cleaning Model: GGF-400, GGF-720 6-3. Cleaning the Filter Pan and replacing the Filter Paper daily This section explains the process of routine daily cleaning the Filter Pan and replacement of the Filter Paper. This process should be carried out daily, at a minimum. Use Thermal Mitts for protection from hot parts.
Model: GGF-400, GGF-720 7. Troubleshooting This section describes troubleshooting procedures for the Giles, Model GGF Gas Fryer. Refer to the wiring diagram included with this manual, as needed, for more detailed analysis (a diagram is also attached to the unit’s Back Panel).
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Troubleshooting Model: GGF-400, GGF-720 7-01. Temperature Control System (Continued) Problem Probable Cause Repair Procedure A. Fryer main gas line valve Is A. OPEN the main gas line valve. FRYER WILL NOT HEAT: CLOSED. Power light on. Heat light not on. Alarm Sounding.
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Troubleshooting Model: GGF-400, GGF-720 7-01. Temperature Control System (Continued) Problem Probable Cause Repair Procedure FRYER HEATS SLOW: (slow A. Incorrect Cooking procedures. A. Consult Operations Manual for recovery) Heat light stays on. proper Cooking procedure. B. Check burner system. B. Burner system problem. C.
Troubleshooting Model: GGF-400, GGF-720 7-02. Oil Filtration System Problem Probable Cause Repair Procedure OIL NOT RETURNING TO FRY A. Selector Switch not in A. Place Selector Switch in POT: “Filter/Pump” position. “Filter/Pump” position. B. Air Leak (hose, fittings, filter B. Repair Air Leak. paper).
INTERNET: Please visit our website at: www.gfsequipment.com or e-mail us at services@gfsequipment.com. The goal of the Giles team is to provide you with the highest quality service and assistance possible. You can help us accomplish this by obtaining the following information and having it readily available when calling.
Parts List Model: GGF-400, GGF-720 8-4. Rear Lower Cabinet...
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Parts List Model: GGF-400, GGF-720 8-4. Rear Lower Cabinet Item Part Number Qty. Description 90893 HANDLE, GAS SHUT OFF VALVE 90893 21801 21801 BLOWER, DRAFT, 115V 21800 21800 BLOWER, DRAFT, 208-240V 90872 90872 COVER, FILTER PAN 34955 GAS COCK, SHUTOFF VALVE 34955 91344 GAS CONTROL VALVE ASSEMBLY...
Parts List Model: GGF-400, GGF-720 8-6. Filter Pan * Accessory item, Not included...
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Parts List Model: GGF-400, GGF-720 8-6. Filter Pan Item Part Number Qty. Description 40955 HOSE, 1/2NPT X 15.75 40649 CASTER, SWIVEL, 2-9/16, FILTER PAN 38834 FILTER PAN, ASSY, GGF GAS FRYER 38834 30040-4 30040-4 STUD, FILTER PAN HOLD DOWN FRAME 38841 HANDLE, SUPPORT FRAME, FILTER PAN, GGF 38841...
Parts List Model: GGF-400, GGF-720 8-7. Plumbing...
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Parts List Model: GGF-400, GGF-720 8-7. Plumbing Item Part Number Qty. Description 70912 PUMP AND MOTOR ASSY, VIKING 70910 PUMP ONLY 70911 70911 MOTOR ONLY 42250 STREET ELL, BLACK, 1/2” 42250 43850 NIPPLE, 1/2” CLOSE 41900 QUICK DISCONNECT, 1/2” 45755 45755 3-WAY VALVE 41699...
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Parts List Model: GGF-400, GGF-720 Notes:...
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FOODSERVICE EQUIPMENT Giles Enterprises, Inc. 2750 Gunter Park Drive West • Montgomery, Al 36109 USA 334.272.1457 • Service Hotline: 800.554.4537 (USA & Canada Only) • FAX 334.239.4117 • www.gfsequipment.com Form No. 65474 (Rev date: 10/12/2010)
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