Pitco L22-355 Service Manual
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Pitco L22-355 Service Manual

Pitco L22-355 Service Manual

I12 cooking computer
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This control was developed specifically for Pitco fryer products.
microprocessor technology and is completely solid state.
technology, including temperature and time compensation that requires no user adjustments for
consistently cooked product. Other features include, drain valve interlock, faulty probe detection,
selectable melt cycles, beeper volume, and cook temperature. Each product key may be programmed
with cook, shake and hold times to keep pace with changing menus over time.
This manual details the operation and adjustment of the Spin Fryer I12 Cooking Computer control.
The target audience for this text is the Service Technician. This manual reveals all adjustments that
are possible by keyboard entry, including passwords.
IMPORTANT INFORMATION FOR FUTURE REFERENCE
Record the following information from the appliance ID plate
and retain this manual for the life of the equipment:
Model #: __________________________
Serial #: __________________________
Date Purchased: ___________________
Service Manual
for Pitco P/N 60149505 Spin Fryer
I12 Cooking Computer
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L22-355 Rev 1 (3/7)
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It utilizes the latest in
This control offers the latest cooking
0
R

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Summary of Contents for Pitco L22-355

  • Page 1 This manual details the operation and adjustment of the Spin Fryer I12 Cooking Computer control. The target audience for this text is the Service Technician. This manual reveals all adjustments that are possible by keyboard entry, including passwords. L22-355 Rev 1 (3/7)

  • Page 2: Table Of Contents

    Spin Fryer I12 Cooking Computer Pitco P/N 60149505 Table of Contents:       Key Locations and Functions: ......................4     To turn the appliance ON: _______________________________________________________ 4     To turn the appliance OFF: _______________________________________________________ 4     To start a cook: ________________________________________________________________ 4  ...
  • Page 3 To Exit Factory Menu (Level 4): ________________________________________________ 22     Other Displays: ..........................23     Mechanical Dimensions: ......................... 25     Electrical Connections at LEFT and RIGHT connectors): ............26     Probe Resistance Chart: ........................27 Page 3 of 28 L22-355 Rev 1...

  • Page 4: Key Locations And Functions

    The indicator above the product key will flash to indicate the cook timer is running. In the example above, product 4 is cooking with 2 minutes and 28 seconds remaining. L22-355 Rev 1 Page 4 of 28...

  • Page 5: To Cancel A Cook

    Spin Fryer I12 Cooking Computer Pitco P/N 60149505 To cancel a cook: Press and hold the product key to cancel a running cook. The controller displays . Press the ‘6’ button to spin the basket and the ‘0’ button to not spin the basket. If neither button is pressed after 15 second the system will default back to state.

  • Page 6: To Perform A Boil Out Operation

    Celsius scale, press [1], [0], [0] keys to manually enter boil mode. The display will show to indicate entry into boil mode. To exit boil mode, control must be turned off. Page 6 of 28 L22-355 Rev 1...

  • Page 7: To Enter Programming Level 1 (For The Store Manager)

    “xxx” is the temperature setting.  Use the product keys for numeric entry to adjust the current setting. Press the key to save setting. Display now shows . To exit here, press again, or continue. Page 7 of 28 L22-355 Rev 1...

  • Page 8: To Change A Product Key-Cook, Shake, Hold, Hold Pre-Alarm, Spin Time, And Spin Speed

    Display shows [nHD mm:ss] [TIME], where “n” is the key number, “HD means HOLD, and “mm:ss” is minutes and seconds.  Use the product keys for numeric entry to adjust the current setting. Press the to save hold time and continue setup for this product key. L22-355 Rev 1 Page 8 of 28...

  • Page 9: Hold Pre-Alarm

    . Continue to section 3 “To Change Options”, or, exit here in the next step. To exit Level 1 programming, press the key again. Displays will show , or , when no active cooks are running. Page 9 of 28 L22-355 Rev 1...

  • Page 10: To Change Options Level 2 ( For The Store Manager)

    Displayed value “nnnn” is the current password. Use the product keys for numeric entry to change password. Press [P] key to save choice. Display then shows Note: The factory default password (6684) will always work even if a different password is selected here. L22-355 Rev 1 Page 10 of 28...

  • Page 11: Beeper On/Off

    Press product key 5, display shows [LIQUID], the default setting.  Use the product key [0] to scroll through choices (liquid, solid, or, no melt).  Press key to save choice. Display will again return to Page 11 of 28 L22-355 Rev 1...

  • Page 12: Recovery Test Value

    Press product key 6; display will show [RECOVERY] [TEST].  Press the product key [0]. Display will show [FnnnLyyy], where nnn is the factory recovery value, and yyy is the last warm- up recovery value. Record these values for later comparison. L22-355 Rev 1 Page 12 of 28...

  • Page 13: To Enter Programming Level 3 (For The Technician)

    Display shows [MLTON :nn] [MELT ON], where “nn” is the value, in seconds, of time for a melt cycle heat pulse.  To change this value, use the product keys for numeric entry of a new value.  Press the key. Display returns to Page 13 of 28 L22-355 Rev 1...

  • Page 14: Minimum On And Off Cycle Time

    Press the product key [0]. Display will show [FnnnLyyy], where nnn is the factory recovery value, and yyy is the last warm- up recovery value.  After recording these values, press the key. Display will again return to L22-355 Rev 1 Page 14 of 28...

  • Page 15: Diagnostic Menu Entry

    To return to programming, press the key again. Display will show Other settings can be made in section 2. To return to normal operations, press the key again. Display will show one of the normal displays: , or Page 15 of 28 L22-355 Rev 1...

  • Page 16: Ready Level

    , press product key L.  Display will show [INST ON [xxx ], where “xxx” is ON or OFF.  Use product key [0] change value. Press the to save choice.  Display returns to L22-355 Rev 1 Page 16 of 28...

  • Page 17: Heat Demand Profile

    [CFG hhhh], where “hhhh” is a hexadecimal checksum of the configuration memory contained in the controller. Modifications to any part of the setup of this control will change the check sum value. Press the display will return to Page 17 of 28 L22-355 Rev 1...

  • Page 18: Factory Reset

    Factory Reset provides a quick way to erase all setup changes and restore control to factory settings. Warning: Any settings made prior to a factory reset will be lost. This includes customer specific downloads performed at Pitco Frialator. Heat profile after a reset is Generic 1 for gas appliances. With the display showing , press 8 product key.

  • Page 19: Factory Menu Level 4 (For The Technician)

    This menu is identical to Melt Cycle ON Time section 4.1except displayed instead of [SERVICE]. Minimum ON and OFF Cycle Time This menu is identical to Minimum ON and OFF Cycle Time section 4.2 except is displayed instead of [SERVICE]. Page 19 of 28 L22-355 Rev 1...

  • Page 20: Recovery Test Values

     Press the key. Display now shows Note: Factory default value is 40°F over set temperature, or 410°F absolute, whichever is less. L22-355 Rev 1 Page 20 of 28...

  • Page 21: Spin Diagnostics

    5.10.11 Basket Lift Position (Spin) Moves the basket lift into the spin position. Note: LSW – Limit Switch. This is the black collar located on the basket lift actuator.  Press the display will return to Page 21 of 28 L22-355 Rev 1...

  • Page 22: Test On/Off

    Display will show Continue with settings in section 2 or 3, or exit in the next step.  To return to normal operations, press the key again.  Display shows , or L22-355 Rev 1 Page 22 of 28...

  • Page 23: Other Displays

    ‘0’ for NO to return to OFF. Normal use of the system will only resume when a factory reset has been performed. Display will show an alternating message [FACTORY] / [RESET]. Page 23 of 28 L22-355 Rev 1...
  • Page 24 Spin Fryer I12 Cooking Computer Pitco P/N 60149505 This message indicates that the basket lift was unable to verify it active location during startup. Turn unit off and back on to attempt to fix. If problem persists attempt to reset basket lift manually.

  • Page 25: Mechanical Dimensions

    Spin Fryer I12 Cooking Computer Pitco P/N 6049505 Mechanical Dimensions: L22-280 Rev 1 25 of 28...

  • Page 26: Electrical Connections At Left And Right Connectors)

    Spin Fryer I12 Cooking Computer Pitco P/N 60149505 Electrical Connections at LEFT and RIGHT connectors): As viewed from the rear of the control. J1(Left) Inputs Type Nominal Notes: 24VAC 24VAC +20% -15% 50/60Hz. 24VACN 24VAC Return. PROBE+ Thermistor Resistance varies with vat temperature. 942 Ohms PROBE- Proble @ 350°F...

  • Page 27: Probe Resistance Chart

    Spin Fryer I12 Cooking Computer Pitco P/N 60149505 Probe Resistance Chart: Probe Resistance in 5°F Increments. Probe Probe Probe Probe Probe Probe Resistance Resistance Resistance Temp Temp Temp Temp Temp Temp (Ohms) (Ohms) (Ohms) (°F) (°C) (°F) (°C) (°F) (°C) -12.2 562734 79.4...
  • Page 28 In the event of problems with or questions In the event of problems with or questions about your equipment, please contact the about your order, please contact the Pitco Pitco Frialator Authorized Service and Frialator factory at Parts representative (ASAP) covering your (603) 225-6684 World Wide area, or contact Pitco at the numbers listed to the left.

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