Frymaster LOV M3000 Technical Reference Manual
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Frymaster LOV M3000 Technical Reference Manual

Fryer generation ii
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FEB 2010
Edition
Introducing the LOV
™
The LOV
Systems
M3000
Board Replacement
Frymaster and Dean Technical Service
8700 Line Ave, Shreveport, LA 71106
Service Hotline: 800-551-8633
Website: www.frymaster.com
™
Fryer
1
2
12
31
38
41
44
*8196506*

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Summary of Contents for Frymaster LOV M3000

  • Page 1 Frymaster and Dean Technical Service 8700 Line Ave, Shreveport, LA 71106 Service Hotline: 800-551-8633 FEB 2010 Website: www.frymaster.com Edition ™ Introducing the LOV Fryer ™ The LOV Systems M3000 RTI-equipped Systems Board Replacement Wiring Diagrams Pin Positions *8196506*...
  • Page 2 • Low volume frypot — 30 pounds (15 liters) rather than 50 pounds (25 liters) of oil. • Automatic top-off — the fryer automatically maintains an optimal oil level with a reservoir in the cabinet. • M3000 computer — a sophisticated controller with multiple levels of programming.
  • Page 3 The system is not suited to fi lling the frypot when it is empty and there are safeguards to prevent it from activating when the fryer is cold and the oil is rest- ing at the lower position. The system is not active until the oil in the frypot reaches setpoint.
  • Page 4 Generation II Technical Reference ™ The reservoir, or JIB, rests behind the right door of the fryer. A light on the front of the fryer illuminates when the jug is empty. Troubleshooting the Top Off System Problem Frypot tops off cold. Incorrect setpoint.
  • Page 5 One vat doesn’t top off. B. Actuator, pump, loose connection, RTD or ATO issue. Probable Causes A. Check to see that fryer is heating. Fryer temperature must be at setpoint. Check ATO probe resistance. If probe is bad, replace the probe.
  • Page 6 fi ltration; the AIF board operates the actuators, which open and close the valves. The MIB is in the fryer cabinet. It is partially covered by a sheet metal cover and the LED display is visible. Buttons behind the cover allow limited manual operation of the system and its valves. The cover should be reinstalled after service.
  • Page 7 Vat Selection Selects vat for manual operation of valves. Manual/Auto Switches fryer from The MIB board. auto to manual operation. Manual — Used to toggle between automatic and manual fi ltration mode. The unit must be in manual mode for the other MIB buttons to operate.

  • Page 8: Error Codes

    Generation II Technical Reference ™ Error Codes 1L, 1r - 5L, 5r — Numbers correspond to vats: “L” indicates the left side of a split vat. “r” indicates a full vat or the right side of a split vat. A — Auto mode: auto fi ltration enabled. E —...
  • Page 9 MIB indicates in- correct number of vats. Corrective Action Ensure fi lter pan is fully inserted into fryer. Ensure oil level is above the oil level sen- sor. Ensure MIB board is in “A” automatic mode. Remove and replace cover and see if fi ltra- tion will start.
  • Page 10 Generation II Technical Reference ™ Problem Probable Cause MIB board alternat- Network error on the CAN bus ing “E” and “vat communication. number and side.” Corrective Action Ensure the CAN bus system is terminated at BOTH ENDS (on the M3000 connector J6 and on the ATO board connector J10) with a resistor equipped 6-pin connector.
  • Page 11 Generation II Technical Reference ™ Troubleshooting the AIF System (AIF) Problem Probable Cause Actuator is plugged into wrong Wrong vat connector. opens. Locator pin is in wrong position. No power to AIF board. Actuator unplugged. AIF board failure. Actuator doesn’t Actuator readings are out of function.
  • Page 12 • Check ground on pin 2 on relay board to stud for a secure ground. • Check AIF communication harness. Interrupted communication will prevent the fryer from heating. • If the oil level sensor is cycling 4 sec. on/off and oil is surrounding the sensor, the sensor may have a carbon build up that is self insulating the sensor.
  • Page 13 Generation II Technical Reference ™ M3000 Computer Overview Filter, Temp, Info, Programming Cook Cycle and Heat Indicator and Navigation Buttons Selection Buttons Lamp LED Display LED Display ON/OFF Product Buttons ON/OFF The M3000 computer retains the one-button ease of the M2000 and M100B, combining it with the utility of 40-product menu capability.
  • Page 14 The < FLTR and FLTR > buttons (see diagram) are used to fi lter the left and right vats of a split vat fryer on demand, while the right FLTR > button is used to fi lter a full vat on demand. If pressed once, the FLTR buttons will display the number of cook cycles remaining until a fi...

  • Page 15: Basic Operation

    ™ Basic Operation Cook Channel and Selection Buttons Programming and Navigation Buttons ON/OFF Turn Fryer ON Press right key for full pot; press key on desired side on a split pot. Turn Fryer OFF Press right key for full pot; press key on desired side on a split pot.
  • Page 16 Generation II Technical Reference ™ Cooking With Multi-Product Display - - - - - - - - Dashed lines appear in both displays. Press a product button. Vat with appropriate setpoint displays: MC CHICK. Skip to step 5. <<<<>>>> Vat with inappropriate setpoint displays: If this occurs, change setpoint by pressing the...
  • Page 17 Generation II Technical Reference ™ Cooking With Dedicated Display fr fries A menu item, such as FR FRIES shows in display Press a cook channel button to begin the cook cycle. Display alternates between abbreviated product name and remaining cook time. Duty is displayed when itis time to shake the fry basket...
  • Page 18 Generation II Technical Reference ™ Changing from Breakfast Setup to Lunch Hash brn Press and quickly release product button for french fries. Computer will change from Hash Brn to <<<<<>>>>>; an alarm will sound. <<<<<>>>>> Perform these steps on both sides to change both displays to FR FRIES. Hash brn Press and hold the cook channel button under the...
  • Page 19 Generation II Technical Reference ™ Changing from Lunch Setup to Breakfast Fr fries FR FRies Computer displays FR FRIES. Press and quickly release product button for hash browns. Computer display fr fries will change from FR Fries to <<<<<>>>>>; an <<<<<>>>>>...
  • Page 20 Volume 1-9 Tone 1-3 Sets number of cooks before filter prompt ………….. Sets amount of time between filter cycles …………..……………….……………………………………………………………….. ………….……………………………………………………………….. ………………….……………………………………………………………….. Fryer Installation and Operation See section 4.10.2 See section 4.10.3 See section 4.10.4 4.11 4.12 4.10.2 4.12.1 4.12.2 4.12.3...
  • Page 21 Generation II Technical Reference ™ Loading and Updating Software Procedures Updating the software takes approximately 20 minutes. To update the software, follow these steps: Switch all computers to OFF version. 2. Remove the two screws on the left side cover plate of the M3000 board. 3.
  • Page 22 C. Computer error. Probable Causes A. Press the ON/OFF switch to turn the computer on. B. This fryer may have two cords: a computer power cord and a main power cord. If the computer cord is not plugged in, the computer will not activate.
  • Page 23 ERROR FIXED? YES/NO. Press ERROR FIXED? YES/NO. YES. Computer displays ENTER CODE. . Enter 1111 to clear error CODE code. Pressing NO will allow the fryer to cook, but error will be redisplayed every 15 minutes. See page 28 to change temperature scale.
  • Page 24 The computer displays EXIT MELT alternating with YES MELT Press the #1 YES button to exit melt. If the display continues, the fryer is not heating. Replace card with another card. A. This indicates a problem within the temperature measuring circuitry.
  • Page 25 VAT FULL? YES NO. installed fi lter pan components, worn or missing O-rings, cold oil or an actuator problem. Filter after setting incorrect or Fryer fi lters after each software update issue. cook cycle. Probable Causes Check that all harnesses between M3000’s, MIB, AIF and ATO are...
  • Page 26 1 level 1 or level 2 level 2 is displayed. Release the buttons and ENTER • 1234 1234 – Fryer Setup, Level One, and Level Two. • 4321 4321 – Usage Password. simultaneously for TEN seconds; three TECH MODE.
  • Page 27 Internal MIB software error. SD card removed during update. Energy type in fryer setup is incorrect; set proper energy type gas or electric. Press 1234 to enter setup to properly confi gure fryer. The date is invalid. Press 1234 to enter setup to properly confi g- ure fryer and set proper date.
  • Page 28 Generation II Technical Reference ™ CODE ERROR MESSAGE REMOVE DISCARD (Right) REMOVE DISCARD (Left) ERROR TEMP PROBE FAILURE HI 2 BAD HOT HI 1 HEATING FAILURE ERROR MIB SOFTWARE ERROR ATO BOARD ERROR PUMP NOT FILLING ERROR DRAIN VALVE NOT OPEN ERROR DRAIN VALVE NOT CLOSED ERROR RETURN VALVE NOT OPEN ERROR RETURN VALVE NOT CLOSED...
  • Page 29 Tech Mode Tech mode allows technicians to reset all passwords set in Levels One and Two and change the time at which the fryer calls for a fi lter pad change. The default is 25 hours. simultaneously for TEN 1. Press and hold heard and CODE CODE is displayed.
  • Page 30 Generation II Technical Reference ™ (1 yes yes) button. 4. Press the The computer displays ENTER CODE ENTER CODE. 5. Enter 1234 1234. The computer displays Language Language on the left and english right. 6. Use the and buttons to scroll through the language menu. 7.
  • Page 31 22. Use the and buttons to toggle between JIB NOTE: A JIB system uses a disposable JIB system has large storage oil tanks that are connected to the fryer that fi lls a reservoir. 23. With the desired selection displayed, press the...
  • Page 32 Change filter pad and ensure filter pan is If the computer displays SERVICE pulled out for a REQUIRED REQUIRED, the fryer can be used in most minimum of 30 cases by answering NO seconds. for SYSTEM ERROR FIXED? YES SYSTEM ERROR FIXED? YES NO is displayed.

  • Page 33: Troubleshooting

    ™ The LOV fryer will ONLY operate with RTI systems that have the new RTI updated three- pole fl oat switch. If the fl oat switch is the older two-pole switch, call RTI. These fl oat switches are polarity specifi c and may short to ground and damage an MIB board.
  • Page 34 Generation II Technical Reference ™ ™ Bulk Oil LOV Wiring...
  • Page 35 Bulk oil systems have large oil storage tanks, typically located in the rear of the restaurant, that are connected to the rear manifold on the fryer. Waste oil is pumped from the fryer, through the fi tting located on the left, and into the disposal tanks. Fresh oil is pumped from the tanks, through the fi tting located on the right, and into the fryer (as shown below).
  • Page 36 Generation II Technical Reference ™ ™ Frymaster LOV Fryer and RTI Bulk Oil System Plumbing Schematic...
  • Page 37 16. Press “ ” if the fi lter pan is empty. Select “ ” if pan still has oil in it. 17. “Close Dispose Valve” is displayed. 18. Close the dispose valve ensuring the handle is pushed completely towards the fryer. 19. “Insert Pan” is displayed.
  • Page 38 • RTI relay stuck. If using two fryer systems that are both attached to the RTI system, they may not be able to fi ll both units at the same time if they have an RTI unit with a single head. Some RTI units have dual heads which can fi...
  • Page 39 JIB that resets all power to all the computers and boards in the fryer. Press and hold the switch for at least 10 seconds when resetting the control power to ensure power has suffi ciently drained from boards.
  • Page 40 6. Reverse steps to reassemble, ensuring that the new AIF assembly slides into the slot in the rear of the bracket. 7. Cycle all power to the unit to readdress the fryer using the steps on the previous page. Remove this screw that secures the AIF board to the fryer.
  • Page 41 Setup the computer following the instructions on page 4-9 in the Installation and Opera- tion manual. Setup MUST be performed after replacement. Cycle all power to the unit to readdress the fryer using the steps on page 37. ATO Pump Replacement Disconnect the fryer from the electrical power supply.

  • Page 42: Wiring Diagrams

    Generation II Technical Reference ™ Wiring Diagrams ™ Electric Fryer START OF 6-WIRE DATA & POWER...
  • Page 43 Generation II Technical Reference ™ ™ Gas Fryer START OF 6-WIRE DATA & POWER...
  • Page 44 Generation II Technical Reference ™ Data Network Flow Chart Right M3000 120 Ω Pins 2 & 3 Middle M3000 Left M3000 START OF 6-WIRE DATA AND POWER (24VDC) HARNESS Left Middle NOTE: Pins 2 & 3 can be tested on any plug throughout the system and should read 120Ω.
  • Page 45 Generation II Technical Reference ™ Pin Positions ATO (Automatic Top Off) Pin Positions and Harnesses Connector From/To RTI Add Solenoid ATO Pump Relay JIB Reset Switch RTI Add Solenoid ATO Pump Relay JIB Reset Switch J4 (Rear) / Transformer J5 (Front) J3 - Vat #3 J2 - Vat #2 J1 ATO RTD...
  • Page 46 Transformer Filter Relay Blue LED RTI Open Switch RTI Closed Switch Pan Switch RTI Open Switch RTI Closed Switch To RTI connection in rear of fryer Harness # Pin # Function Ground CAN Lo CAN Hi 8074546 Ground CAN Lo...
  • Page 47 Generation II Technical Reference ™ MIB (Manual Interface Board) Display Diagnostics DISPLAY Drain Vat # (The vat number is followed by an “L” to indicate left side of a split vat or an “r” to indicate the right side of a split vat or a full vat.) Vat # (The vat number is followed by an “L”...
  • Page 48 Generation II Technical Reference ™ AIF (Auto Intermittent Filtration) Actuator Board Pin Positions Connector From/To FV Return FV AIF RTD DV AIF RTD Oil Level Sensor (Gas) Locator Pin Locator DV Return MIB J2 or AIF J5 AIF J4 or ATO J10 FV Drain DV Drain...
  • Page 49 Generation II Technical Reference ™ M3000 Board, Harnesses, and Pin Positions Connector From/To Interface Board SMT Computer to to Computer Interface Board Next M3000 J7 or Network Computer Commu- Resistor nication Harness MIB J1 or previous Computer Commu- M3000 J6 nication Harness Interface Board Ground to...
  • Page 50 Frymaster L.L.C. 8700 Line Avenue, Shreveport, LA 71106 Service Center (800) 551-8633 or (318) 865-1711 Printed in the United States of America English © 2009 February 23, 2010...

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