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Pitco Frialator L22-345 manual Table of Contents, 24V Model, Theory of Operation

Models: L22-345

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Pitco Solstice and Solstice Supreme High Efficiency Gas Fryers
Table of Contents
Theory of Operation	6
Fryer Components Operation	7
Heating System	7
Safety System	8
Filter System	8
Optional Basket Lift	8
Controller Operational Modes	9
Serial Numbers	10
24V Model	11
Accessing Fryer for Servicing	12
Cleaning the Gas Valve Vent Tube	13
Checking the Burner Manifold Gas Pressure	14
Taking a Supply Gas Pressure Reading	14
Removing Solid State Thermostat (If Necessary)	16
Taking a Manifold Gas Pressure Reading	17
Adjusting Manifold Gas Pressure	18
Adjusting Pilot Pressure	18
Calibrating Solid State Thermostat	19
Replacing the Controllers and Wiring Harness	20
Removing the Controller Front Panel Bezel	20
Removing the Solid State Wiring Harness	21
Replacing the Relay Board and Paper	23
Replacing the Ignition Module	24
Replacing the Spinal Tap	25
Replacing an Igniter/Pilot Assembly	28
Replacing the Self-Cleaning Burner Solenoid	30
Replacing the Gas Valve	31
Replacing the Transformer Box	33
Replacing the DVI Switch	35
Replacing the Burner Assembly	36
Replacing the Burner(s)	36
Replacing the Burner Assembly	38
Replacing the Frypot	40
Replacing the Basket Lift Components	44
Removing the Basket Lift Cover	44
Replacing the Transformer	44
Replacing the Basket Lift Driver Board	45
Adjusting the Magnetic Sensor	46
Replacing the Basket Lift Actuator	46
Gas Conversion	49

SG/SSH Series Service Manual

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Pitco Frialator L22-345 manual Table of Contents, 24V Model, Theory of Operation

Contents

Solstice Service Manual High Efficiency Gas Fryers SG/SSH SeriesL22-345R0 EQUIPMENT REFERENECE INFORMATION NoticeMAILING ADDRESS SHIPPING ADDRESSTable of Contents 24V ModelTheory of Operation Troubleshooting and Problem Isolation mV ModelFilter System Simplified Wiring Diagrams Wiring DiagramsSG/SSH Series Service Manual Theory of OperationHeating System Fryer Components OperationSafety System Filter SystemOptional Basket Lift Controller Operational Modes SG/SSH Series Service Manual Serial NumbersSG/SSH Series Service Manual 24V Model1. Press off button on control panel Accessing Fryer for Servicing4. Unplug all power cords SG/SSH Series Service ManualCleaning the Gas Valve Vent Tube Taking a Supply Gas Pressure Reading Checking the Burner Manifold Gas PressureSupply Pressure Table SG/SSH Series Service Manual Removing Solid State Thermostat If NecessaryTaking a Manifold Gas Pressure Reading Adjusting Manifold Gas Pressure Adjusting Pilot PressureManifold Gas Pressure Table 4.Tighten collet and replace knob cap Calibrating Solid State Thermostat3.Rotate the knob to point at actual temperature 2.With a 5/16 inch socket, loosen the colletRemoving the Controller Front Panel Bezel Replacing the Controllers and Wiring HarnessRemoving the Solid State Wiring Harness 6. Remove the controller wiring harness Replacing the Relay Board and Paper Replacing the Ignition Module Replacing the Spinal Tap 8. Disconnect the connection from the valve Top View of Plugs Side View of PlugsReplacing an Igniter/Pilot Assembly 10. Remove the burner Replacing the Self‐Cleaning Burner Solenoid Replacing the Gas Valve SG/SSH Series Service Manual Replacing the Transformer Box 9.Remove the transformer SG/SSH Series Service Manual Replacing the DVI SwitchReplacing the Burners Replacing the Burner Assembly11. Remove the SCB runner tube Replacing the Burner Assembly SG/SSH Series Service Manual NOTE: For SSH models only Replacing the Frypot7. Remove the flange elbow 14. Remove the splash back by lifting up NOTE: Lifting the tank requires two 2 technicians Replacing the Basket Lift Components Removing the Basket Lift CoverReplacing the Transformer SG/SSH Series Service Manual Replacing the Basket Lift Driver BoardReplacing the Basket Lift Actuator Adjusting the Magnetic Sensor5.Remove the top retaining bushing by unscrewing SG/SSH Series Service Manual 8. Rotate up the actuator collar9. Remove the actuator collar Manifold Gas Pressure Table Gas ConversionSG/SSH Series Service Manual mV ModelChecking the Burner Manifold Gas Pressure Taking an Incoming Supply Gas Pressure ReadingAccessing Fryer for Servicing Cleaning the Gas Valve Vent TubeTaking a Manifold Gas Pressure Reading Supply Pressure Table7 to Adjusting Manifold Gas Pressure 4. When adjustment is completeManifold Gas Pressure Table Thermopile mV Table Adjusting the ThermopileMeasuring Thermopile Taking a Millivolt ReadingHi-Limit Thermostat Replacing the Thermostat11. Finger tighten the fitting 10. Remove and replace the temperature bulbSG/SSH Series Service Manual 9. Apply Teflon paste to the fittingNOTES Calibrating the ThermostatSG/SSH Series Service Manual Replacing the Hi‐Limit ThermostatSG/SSH Series Service Manual Filter SystemReplacing the Return Valve Replacing the Flush Hose Assembly and Valve 8. Slide the bracket to the back of the assembly 11. Remove the nut using a 7/16 inch wrench9. Lift bracket out and slide forward 12. Remove the handle 14. Remove the piping using a 15/16 inch wrenchon the valve and an adjustable wrench on the SG/SSH Series Service ManualReplacing the Heat Tape SG/SSH Series Service Manual1. Disconnect plug from pump box Replacing the Waste Oil and Components Removing Rear Mounting BracketSG/SSH Series Service Manual SG/SSH Series Service Manual Removing the Check Valve6. Lift off the mounting bracket 7.Remove the valve using two adjustable wrenchesSG/SSH Series Service Manual 4. Remove the valve leverRemoving the Filter Pump and Motor Replacing the Filter Pump and Motor8. Remove the bracket Replacing Seal Kit Removing the Filter Pump from the Motor Replacing the Return Switch 11. Pull the red return handle out of the fryer 2. Lift off the drain manifold clamp Replacing the Drain Line or GasketSG/SSH Series Service Manual 3. Slide off the drain manifold gasketReplacing the Circuit Breaker Replacing the Pump Relay and Circuit BreakerReplacing the Pump Relay SG/SSH Series Service Manual Troubleshooting and Problem IsolationTroubleshooting and Problem Isolation Interpretation of Solid State Controller LightsSG/SSH Series Service Manual Solid State Thermostat Field Calibration Gas Valve Component TroubleshootingRoll Out Switch ProbeSG/SSH Series Service Manual Drain Valve and Return Valve SwitchesTransformer Ignition ModuleComputer Control Relay BoardPrimary Solid State Control Digital Solid State ControlBackup Solid State Control SG/SSH Series Service ManualOptional Basket Lift Probe Resistance Chart Main Burner Orifice Size ChartModel Gas TypeOrifice Size Required at Other Elevations Orifice Size at Sea Level ChartSG/SSH Series Service Manual Wiring DiagramsSimplified Wiring Diagrams Wiring Diagram – Full Vat with SCBSG/SSH Series Service Manual Wiring Diagram - Twin Vat with SCB SG/SSH Series Service Manual Wiring Diagram – Basket LiftsSG/SSH Series Service Manual Wiring Diagram – Filter Motor 115V‐60HzWiring Diagrams – Filter Motor 208‐240V SG/SSH Series Service Manual L22-345R0 Notes