Frymaster EWBS, ESW, 17ECS Replacing the Cookpot, On units with manual thermostat controls

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4.Remove the four bolts securing the motor mount to the frame, then remove the motor and mount assembly from the unit. NOTE: It is possible to replace a motor or the microswitch without removing the motor and mount assembly, but it is much more difficult.

5.Dismount the motor or microswitch as shown below and install the replacement.

NOTE: The right motor and microswitch dismount in the same way as the left.

Loosen setscrew in bottom of cam (bell crank).

6. Reverse Steps 1-4 to complete the procedure.

7.3.10 Replacing the Cookpot

1.Drain the cookpot and disconnect the unit from the electrical power supply.

2.If so equipped, remove the faucet assembly from the cooker in accordance with Steps 1-4 of Section 7.3.8.

3.Remove the screws from the upper corners of the control panel and open the panel by swinging it downward.

On units with manual (thermostat) controls:

a.Disconnect the water level sensor leads at the cookpot terminals. Disconnect all wiring from the control panel switches and light, and then remove the control panel from the unit.

b.Unplug the 4- and 6-pin connectors from the interface board. Disconnect all wiring from the terminal block mounted next to the interface board.

c.Remove the interface board bracket from the unit.

d.Remove the temperature probe from the cookpot in accordance with Steps 4 through 6 of Section 7.3.6 (Units with Manual (Thermostat) Controls).

e.Remove the thermostat mounting bracket with thermostat attached.

On units with computer controls:

a.Disconnect the water level sensor leads at the cookpot terminals. Disconnect all wiring to the Skim switch (and to the Faucet switch, if present). Unplug the 15-pin connector from the rear of the computer, and then remove the control panel from the unit.

7-10

Image 74 Contents
Hour Service Hotline Page Preventive Maintenance ESW/EWBS Service Procedures & Parts Page This page Intentionally Left Blank Parts Ordering and Service Information Safety InformationEquipment Description Qualified AND/OR Authorized Operating Personnel Qualified Installation PersonnelQualified Service Personnel What to do if your equipment arrives damaged Electrical Grounding Requirements General Installation RequirementsNational Code Requirements FCC ComplianceCaster/Leg Installation Pre-Connection PreparationsWatts Per leg Wire Size Connecting to the Electrical SupplyUse copper wire ONLY, suitable for at least 170ºF 75ºC Electric Cooker Models 17EC, 17ECS, ESW, & EwbsField Connection Wiring Diagrams Introduction Computers are not interchangeableSetting the Controller Transition Temperature/Boil Intensity Operating InstructionsAltitude Boiling Point Controller Simmer Mode Adjustment Toggling Between Fahrenheit and Celsius Temperature DisplayComputer Magic III Controller As Used on Ewbs Units Start-Up ProcedureShutting the 17EC/17ECS Down Setting the Unit UP for FIRST-TIME Operation Operating the Computer Selecting FAHRENHEIT- Celsius Display Mode Selecting Boil or Simmer Mode Shutting the Ewbs with CM III Computer DownBoiling Out the Cookpot Page This page Intentionally Left Blank Daily Preventive Maintenance Inspect Equipment and Accessories for DamageThis page Intentionally Left Blank Before calling a servicer or the Frymaster Hotline Operator Troubleshooting Guide Problem Probable Causes Corrective ActionTroubleshooting Guide Replacing Fuses in 17EC and 17ECS Models Functional Description Replacing Equipment Components Replacing the Computer Replacing Electronic Components Other than the ComputerReplacing a Heating Element Replacing the High-Limit Thermostat Replacing the Temperature Probe Replacing a Water-Level SensorReplacing the Pressure Regulator or Solenoid Valve Replacing a Basket Lift Motor or Microswitch Replacing the Water FaucetReverse Steps 1-7 to complete the procedure Replacing the Cookpot or Rinse Tank How the Computer Works TroubleshootingHow the Power-Supply System Works How the Autofill/AutoSkim System Works How the Water Heating System WorksHow the Basket Lift System Works Technician Troubleshooting Guides Troubleshooting the 24VAC Power Supply SystemTroubleshooting the 24VAC Power Supply to the Computer Troubleshooting the Autofill System Begin to fill?Troubleshooting the Water Heating System Probe ThermostatTroubleshooting the Basket Lift System OK?This page Intentionally Left Blank Parts List ComponentComponents Component Cabinetry Component Cookpot Rinse TankComponent Electronics Component Water Supply System Components Wiring Diagram 17ECS Computer ControlWiring Diagrams 17EMCS Page This page Intentionally Left Blank Units with Manual Controls rocker-switches and a thermostat Units with Computer Controls Replacing Equipment Components Replacing the Computer Replacing the Heating Element Hole Lead Replacing a Water-Level Sensor Attach wire15C here Attach wires 20C and 35C here Typical Water Supply System Configurations Reverse Steps 1-4 to complete the procedure Replacing the Cookpot On units with manual thermostat controlsRemove these screws Troubleshooting How the Autofill and Skim Systems Work How the Basket Lift System Works Position. Replace switch as required Controls? Checking HIGH-LIMIT Thermostat Temperature Probe Line voltage present at the Common Replace Cover Lift Component Disproportionately large for clarity 910-7377 Control Components Cookpot and Drain Components Electronics Component Supply Component Wiring Diagrams Remove this Cover to Inspect Field WiringUnits With ComputersService Hotline