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IMPORTANT FOR FUTURE REFERENCE
Please complete this information and retain this manual
for the life of the equipment:
Model #: ___________________________
Serial #: ___________________________
Date Purchased: ____________________
Service Manual
I8 Water Cooker Computer
Covering (P/N PP11375)
1 2 3 4 5 6 7 8
0 9
This manual details the operation and adjustment of the I8 Water Cooker computer developed for
the Pitco water cooker and rethermalizer products. This microprocessor control offers the l
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I8 Water Cooker Computer Service Pitco P/N PP11375 Table of Contents 1.0 Key Locations and Functions: 4 1.1 To turn the appliance ON: 4 1.2 To turn the appliance OFF: 4 1.3 To start a cook: 4 1.4 To cancel a cook: 4 1.5 To Check Actual and Set Temperatures: 4 1.6 To view the current Cook, Shake and Hold timer settings: 5 2.0 To enter Level 1 Programming(store manager): 5 2.1 To set the cook Temperature: 5 2.2 To change Cook, Shake and Hold timer settings: 5 2.2.1 Cook Time: 5 2.2.2 Shake Time: 6
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I8 Water Cooker Computer Service Pitco P/N PP11375 4.6 Recovery Test Value: 11 4.7 More Service Menu Options 11 4.7.1 Low Ready Level Adjustment: 11 4.7.2 High Ready Level Adjustment: 11 4.7.3 Low Dead Band Adjustment: 12 4.7.4 High Dead Band Adjustment: 12 4.7.5 Control Temperature Average Setting: 12 4.7.6 Display Temperature Average Setting: 12 4.7.7 Minimum Fill Time Setting: 13 4.7.8 Pilot Flame Sense Timer Adjustment: 13 5.0 Control Alarm Displays: 13 5.1 Open Probe Alarm: 13 5.2 High Tem
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I8 Water Cooker Computer Service Pitco P/N PP11375 1.0 Key Locations and Functions: Program Key Temperature Key Clock Key Key Indicators Key Indicators 1 2 3 4 5 6 7 8 0 9 Product Keys 8 Digit Display Product Keys 1.1 To turn the appliance ON: If power is applied to the appliance(plugged in) and the control is off, the display will be blank. Turn on the control by pressing the power on/off switch located on the right side of the control to the ON pos
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I8 Water Cooker Computer Service Pitco P/N PP11375 To view the set temperature, press the thermometer key twice. The control will momentarily display [SET xxx’F] (where xxx is the set temperature), and then return to normal operation and display either [READY], or [ACT xxx’F]. 1.6 To view the current Cook, Shake and Hold timer settings: 4 To view the current Cook, Shake and Hold timer settings for a cook timer, press the clock key, followed by the desired product key for which you want
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I8 Water Cooker Computer Service Pitco P/N PP11375 To deactivate the cook timer on a product key, enter in a cook time of zero for this key. 2.2.2 Shake Time Shake Time is an alarm that sounds while a cook timer is running to prompt an operator to shake the product in the basket. The default value for shake time on a product key is zero, which disables this alarm. To enable the shake time alarm, a non-zero value must be entered for this setting. The shake time value must be less than the cook
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I8 Water Cooker Computer Service Pitco P/N PP11375 3.1 Fahrenheit or Celcius Temperature Display: This control will display temperatures in Fahrenheit(ºF).or Celsius(ºC) degrees. The default setting is degrees Fahrenheit(ºF). With the control display showing [SELECT ], press product key 1. The display will show 1 [DEGREE n] where n is the current setting, either F or C. Press the 0 key to scroll between the two options. Press the program key to save the setting. The control displa
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I8 Water Cooker Computer Service Pitco P/N PP11375 3.5 Control or Timer Mode Setting: This control can operate in one of two basic modes, Control or Timer mode. The default mode setting is Control mode, and is the setting for normal operation. In this mode, the cook timers are active and the heat control outputs are enabled to control the heating of the vat. In Timer mode, the cook timers are active, but the heat control outputs are disabled. NOTE: Do not use the Timer mode setting on Solstic
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I8 Water Cooker Computer Service Pitco P/N PP11375 4.2 Cancel Delay Setting: This setting controls the length of time(in seconds) necessary for a key press to cancel an active cook timer. A setting of zero disables this cancel delay setting and a cook timer cancels as soon as a product key is pressed. A cancel delay setting of greater than zero enables this cancel delay, and a product key must be pressed and held for the duration of time(in seconds) equal to the current cancel delay before th
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I8 Water Cooker Computer Service Pitco P/N PP11375 connector pin. Controller inputs can be verified by the ON or OFF state of the key indicator above the appropriate product key. 5 With the control display showing [SERVICE ], press product key 5 to enter into the diagnostics menu. The control display will show either [D CLOSED] or [D OPEN] depending on whether the drain switch is open or closed. Press the appropriate product key listed below to test the input/output assigned to that key: 4.
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I8 Water Cooker Computer Service Pitco P/N PP11375 4.6 Recovery Test Value: This control records the heat up time for the appliance. A poorly running appliance will have an increased recovery time. Select this menu option to view the last recorded recovery time for this appliance. The recovery time is the length of time(in seconds) the appliance needs to heat the vat from 230°F to 280°F. This menu option is for display only. 7 With the control display showing [SERVICE ], press produ
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I8 Water Cooker Computer Service Pitco P/N PP11375 4.7.3 Low Dead Band Adjustment: This setting adjusts the vat temperature limit below the set temperature, where the heat demand output will be ON to apply heat to the vat. At vat temperatures below this value, heat will be applied to the vat. For example if the set temperature is 180°F, and the Low Dead Band value is 3, then at vat temperatures below 177°F, heat will be applied to the vat. The value range of this setting is 1 – 9 degrees With
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I8 Water Cooker Computer Service Pitco P/N PP11375 service menu options below, or press the program key three times to return to normal operation(display shows either [READY], [ACT xxx’F], or [FILLING ]). 4.7.7 Minimum Fill Time Setting: This setting adjusts the minimum length of time the heat control process in the computer will wait before applying heat to the vat when the vat is being filled with water. Heat will be applied to the vat after the computer senses that the vat is full of water
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I8 Water Cooker Computer Service Pitco P/N PP11375 5.2 High Temperature Alarm: [HIGH TMP]. This alarm will occur if the vat temperature exceeds the set temperature value by 35°F. If a high vat temperature alarm occurs, all heating and cooking functions are suspended. 5.3 Drain Valve Alarm: [DRAINING] and [TURN OFF] (alternating). This alarm message will appear on the control display if the drain valve on the appliance is opened while the control is ON. All heating and cooking
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I8 Water Cooker Computer Service Pitco P/N PP11375 6.0 Electrical Connections(J1): J1 Connection Type Nominal Notes: 1 24VAC IN PWR 24VAC 24VAC +20% / -15% 50/60Hz 2 24VAC COM PWR 0VAC AC RETURN 3 PROBE + THERMISTOR Resistance varies with vat temperature. 6.22K ohms at 212°F. PROBE 4 PROBE - 5 DVI INPUT 24VAC/DC Drain Valve Interlock 6 HFB INPUT 24VAC/DC Heat FeedBack 7 24VDC COM PWR 0VDC DC RETURN 8 HD OUTPUT 24VDC Heat Demand 9 SO(TRANSFER) OUTPUT 24VDC Side On(TRANSFER) 10 RBL OUTPUT 24VDC R
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I8 Water Cooker Computer Service Pitco P/N PP11375 7.0 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) 10 -12.2 562734 175 79.4 11719 340 171.1 1058.23 15 -9.4 483875 180 82.2 10716 345 173.9 998.09 20 -6.7 417167 185 85.0 9812 350 176.7 942.00 25 -3.9 360589 190 87.8 8995 355 179.4 889.67 30 -1.1 312474 195 90.6 8255 360 182.2 840.7
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I8 Water Cooker Computer Service Pitco P/N PP11375 8.0 Physical Dimensions: 1 2 3 4 5 6 7 8 0 9 L22-303 Rev 0 (01/07) 17
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I8 Water Cooker Computer Service Pitco P/N PP11375 NOTES: ____________________________________________________________________________ ____________________________________________________________________________ ____________________________________________________________________________ ____________________________________________________________________________ ____________________________________________________________________________ _________________________________________________________
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I8 Water Cooker Computer Service Pitco P/N PP11375 NOTES; ____________________________________________________________________________ ____________________________________________________________________________ ____________________________________________________________________________ ____________________________________________________________________________ ____________________________________________________________________________ ________________________________________________________
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In the event of problems with or In the event of problems with or questions about your order, please questions about your equipment, please contact the Pitco Frialator factory at contact the Pitco Frialator Authorized (800)258-3708 US and Canada only or Service and Parts(ASAP) covering your (603)225-6684 Worldwide. area, or contact Pitco at the numbers listed to the left. www.pitco.com MAILING ADDRESS: P.O. BOX 501, CONCORD, NH 03302-0501 SHIPPING ADDRESS: 10 FERRY ST., CONCORD, NH 03301 L22-30
