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45 SERIES GAS FRYERS

CHAPTER 6:  OPERATOR TROUBLESHOOTING

6-6

Troubleshooting Fryers with Analog, Digital, or CM III Controllers

CM III WILL NOT GO

INTO PROGRAMMING

MODE.

Press Power Switch OFF, disconnect

unit from electrical power, unplug

computer wiring harness from interface

board.  Wait 2 minutes.  Reconnect

computer wiring harness, reconnect unit

to electrical power, press Power Switch

ON.

Does

computer operate

properly?

Problem

resolved.

Press Power Switch OFF,

disconnect unit from electrical

power, remove computer and

replace with another known to

be working.

Reconnect unit to

electrical power.  Press

Power Switch ON.

Does

computer operate

properly?

Probable cause is

defective

computer.

Call Service

Technician.

Problem is beyond

scope of Operator

Troubleshooting.

Yes

No

Yes

No

Summary of Contents for FM45E

Page 1: ...m ber oft h e Com m ercialFood Eq uipm entServ ice Associat ion recom m ends using CFESA Cert ified Tech nicians 24 Hour Service Hotline 1 800 551 8633 819 0002 08 00 45 Series Gas Fryers Installation...

Page 2: ...e that may cause undesired operation While this device is a verified Class A device it has been shown to meet the Class B limits CANADA This digital apparatus does not exceed the Class A or B limits f...

Page 3: ...Up Procedure 3 1 3 2 Boiling Out the Frypot 3 2 3 3 Shutting the Fryer Down 3 3 3 4 Controller Operation and Programming 3 3 Computer Magic III Controller 3 4 Thermostat Controller 3 8 Analog Control...

Page 4: ...Troubleshooting Fryers with Thermostat Controls 6 2 6 3 Troubleshooting Fryers with Analog Digital or CM III Controllers 6 4 6 4 Troubleshooting the Filter Magic II Filtration System 6 7 6 5 Troubles...

Page 5: ...el Number Serial Number Type of Gas In addition to the model number serial num ber and type of gas please be prepared to de scribe the nature of the problem and have ready any other information that y...

Page 6: ...er sup plies ranging from 120 to 240 VAC 45 Series fryers utilize a combination gas valve to control the burner and require an ex ternal source of AC electrical power On the FM45E and MJ45E models the...

Page 7: ...d have familiarized themselves with the equipment functions or who have had previous experience with the operation of the equipment covered in this manual QUALIFIED INSTALLATION PERSONNEL Qualified in...

Page 8: ...reight bill or express re ceipt and is signed by the person making the delivery 3 Concealed loss or damage that was un noticed until the equipment was unpacked should be recorded and reported to the f...

Page 9: ...front sides and rear must be kept clear and unobstructed Fryers must be installed in an area with an adequate air supply and adequate ventilation Adequate distances must be maintained from the flue ou...

Page 10: ...evices are verified as Class A devices they have been shown to meet the Class B limits These lim its are designed to provide reasonable protec tion against harmful interference when the equipment is o...

Page 11: ...r recommends that the minimum distance from the flue outlet to the bottom edge of the filter be 24 in 600 mm when the appliance consumes more than 120 000 BTU per hour For fryers equipped with casters...

Page 12: ...ressure mbar The size of the gas line used for installation is very important If the line is too small the gas pressure at the burner manifold will be low This may cause slow recovery and delayed igni...

Page 13: ...t the local gas company or an authorized service agency for service 3 Close the fryer drain valve and fill the fry pot with water and boil out solution to the bottom OIL LEVEL line at the rear of the...

Page 14: ...for your configuration and altitude Contact your local FASC to order the kit and arrange for installation CE Gas Conversion Instructions 1 Between G20 and G25 type Natural Gas adjust the gas pressure...

Page 15: ...he Pilot on Robertshaw Valves 1 Ensure power to the unit is OFF 2 Turn the gas valve knob to the OFF posi tion Wait 5 minutes then turn the knob to the PILOT position 3 Place a flame near the pilot as...

Page 16: ...automatically switch to the Heating mode The burner will remain lit until the frypot temperature reaches the pro grammed cooking temperature setpoint 3 2 Boiling Out the Frypot To ensure that the fryp...

Page 17: ...e filling with cooking oil shortening Failure to do so may cause spattering of hot liquid when the oil shortening is heated to cooking temperature 3 3 Shutting the Fryer Down For short term shut down...

Page 18: ...indicating that the fryer is op erating in the melt cycle mode The fryer will remain in the melt cycle mode until it reaches 180 F 82 C or is canceled manually by pressing the R key CAUTION Do not can...

Page 19: ...h twice If you suspect the tempera ture probe is defective check the tem perature of the frypot with a thermometer or pyrometer to verify that the computer readout is reasonably close to the meas ured...

Page 20: ...r specifications but setting 5 is the recommended starting point 7 cooc Cook Time will now show in the left display Any previously programmed time will appear in the right display Pressing will accept...

Page 21: ...ER RECOVERY TIME CHECK FEATURE Recovery time is the amount of time it takes the fryer to increase the temperature from 275 F 135 C to 325 F 163 C It is a measure of the fryer s efficiency It should be...

Page 22: ...and causes the switch to illuminate Placing the Melt Cycle switch in the ON position causes the fryer burner to repeatedly cycle on for a few seconds and off for a longer period The purpose is to grad...

Page 23: ...re setpoint is set by ro tating the Temperature Knob to the desired temperature When the Power switch is placed in the ON position electrical current is supplied to the fryer s components and the Powe...

Page 24: ...econds and off for a longer period until the temperature in the frypot reaches 180 F 82 C At that time it will enter the heat mode The purpose of the melt cycle is to gradually melt solid shortening t...

Page 25: ...ortening to prevent its scorching and to prevent the creation of hot spots in the frypot To cancel the melt cycle press the Right Basket button The cook time for each basket is continuously shown in t...

Page 26: ...raised from the fry pot and a buzzer sounds to alert the operator that cooking is completed Pressing the corre sponding Basket button silences the buzzer The controller also displays the following tr...

Page 27: ...r be sure that the cone holder rests securely on the metal con tainer 3 Open the drain valve slowly to avoid splattering If the drain valve becomes clogged with food particles use the Fryer s Friend p...

Page 28: ...ading particles that could prevent the paper from sealing against the bottom of the pan 3 Ensure that the metal filter screen is in the bottom of the pan 4 Lay a sheet of filter paper over the top of...

Page 29: ...t creating an extreme hazard WARNING DO NOT hammer on the drain valve with the Fryer s Friend This will damage the drain valve ball and prevent the valve from sealing securely resulting in a leaky val...

Page 30: ...fore attempting to reset the switch 6 Remove the Power Shower and allow it to drain 7 Make sure the drain valve is fully closed Turn the fryer ON and allow the cooking oil shortening to reach setpoint...

Page 31: ...per from sealing against the bottom of the pan 5 Lay a sheet of filter paper over the top of the filter pan with the paper overlapping on all sides Position the hold down ring over the filter paper on...

Page 32: ...re it can cause the oil shortening to splatter and severely burn nearby personnel Filter Cooking Oil Shortening The cooking oil shortening used in your fryer should be filtered at least once every day...

Page 33: ...he drainpipe The metal container must be able to withstand the heat of the cooking oil shortening and hold hot liquids If you intend to reuse the oil or shortening Frymaster recommends that our filter...

Page 34: ...ter Frymaster Frymaster Frymaster Fryer N Griddle Cleaner available through your local distributor for best results Rinse and thoroughly dry each part Check Calibration of Thermostat or Analog Control...

Page 35: ...Controllers 1 Insert a good grade thermometer or pyrometer into the oil shortening with the end touching the fryer temperature sensing probe 2 When the computer display shows a series of four dashes w...

Page 36: ...om the gas valve regulator and adjust to correct pressure 6 Place the fryer power switch and the gas valve in the OFF position Remove the fitting from the pressure tap hole and reinstall the pressure...

Page 37: ...installed o rings the system should refill the fryer in 2 to 3 minutes Immediately after each use drain the Power Shower completely If you suspect blockage unscrew the clean out plugs at each corner...

Page 38: ...l other connections while you re at it If a fuse continues to blow find out why Always keep in mind that failure of a small component may often be indicative of potential failure or incorrect function...

Page 39: ...ON Did burner light Press ON OFF switch OFF If there is a gas shutoff valve external to the fryer verify that it is open Disconnect gas line quick disconnect fitting and reconnect Attempt to light pil...

Page 40: ...F 82 degress C If condition persists for more than 45 minutes call Service Technician or Frymaster Service Department CM III DISPLAYS oHI AS IT COMES OUT OF MELT CYCLE or HEATING MODE INDICATOR DOES N...

Page 41: ...om electrical power Remove controller and replace with one known to be working Reconnect unit to electrical power Turn unit ON Did burner light Probable cause is defective controller Order replacement...

Page 42: ...degrees F 82 degress C If condition persists for more than 45 minutes call Service Technician or Frymaster Service Department CM III DISPLAYS oHI AS IT COMES OUT OF MELT CYCLE or HEATING MODE INDICAT...

Page 43: ...minutes Reconnect computer wiring harness reconnect unit to electrical power press Power Switch ON Does computer operate properly Problem resolved Press Power Switch OFF disconnect unit from electric...

Page 44: ...rload switch Remove filter pan and move handle to ON position Does pump run okay Probable cause is a blockage of the filter pan suction tube Remove blockage using a thin flexible wire and attempt to o...

Page 45: ...solidified oil shortening in the filtration unit return lines Move filter handle to the OFF position wait 10 minutes then move filter handle to ON position Is oil shortening being returned to frypot...

Page 46: ...es Replace and tighten clean out screws Reinstall Power Shower ensuring that it seats properly in its receptacle Move the filter handle to the ON position Is the Power Shower spraying properly Problem...

Page 47: ...R DOES NOT OPERATE PROPERLY ANALOG CONTROLLER TROUBLE LIGHT ON or CM III COMPUTER DISPLAY SHOWS HELP Verify that drain valve is fully closed Is fryer operating properly Problem resolved Refer to Troub...

Page 48: ...F THE BURNER Press Power Switch OFF disconnect unit from electrical power place gas valve in OFF position Remove and clean gas valve vent tube Reinstall gas valve vent tube Reconnect unit to electrica...

Page 49: ...he panel open from the top allowing it to rest on its hinge tabs 3 Disconnect the wiring harness from the back of the controller and if replacing the harness disconnect it from the interface board 4 I...

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