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Frymaster UHC-P Service And Parts Manual
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Frymaster UHC-P Service And Parts Manual

Frymaster UHC-P Service And Parts Manual

4, 2-slot and narrow models
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See also: Service Manual
Frymaster, a member of the Commercial Food Equipment Service Association, recommends
using CFESA Certified Technicians.
Price: $6.00
8196044*
24-Hour Service Hotline
819-6044
1-800-551-8633
March 2005

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Summary of Contents for Frymaster UHC-P

  • Page 1 Frymaster, a member of the Commercial Food Equipment Service Association, recommends using CFESA Certified Technicians. Price: $6.00 8196044* 24-Hour Service Hotline 819-6044 1-800-551-8633 March 2005...
  • Page 2 THE UHC-P IS NOT SUITABLE FOR OUTDOOR USE. WHEN OPERATING THIS UNIT, IT MUST BE PLACED ON A HORIZONTAL SURFACE. THE UHC-P IS NOT SUITABLE FOR INSTALLATION IN AN AREA WHERE A WATER JET CAN BE USED. THIS APPLIANCE MUST NOT BE CLEANED WITH A WATER JET.
  • Page 3 THIS PAGE INTENTIONALLY LEFT BLANK.

  • Page 4: Table Of Contents

    Table of Contents Theory of Operation Service Procedures Re-addressing Cabinet Troubleshooting Illustrated Parts List Wiring Diagram...

  • Page 5: Theory Of Operation

    (as viewed from the front). The parameters for holding temperatures are transferred to the cabinet’s communication board via a Palm Pilot with special UHC-P software. All programming of the cabinet is done on the Palm.
  • Page 6 UHC-P Service Procedures 1.3 Start Up Indicators and Test Points Upon startup, the communication board beeps. On the distribution boards, an LED flashes rapidly for a few seconds and then slows to one flash every two seconds. The displays will show the version number of the...

  • Page 7: Service Procedures

    UHC-P 2 Service Procedures DANGER: Failure to disconnect the power supply before servicing could result in serious injury or death. The cabinet power switch DOES NOT disconnect all incoming power to the cabinet. Remove the bottom screw and loosen The top is held...
  • Page 8 UHC-P Fuses/MOV Fans Power supply Transformer Communication cable Communication board Relay Switch Figure 5: Component shelf Heater leads RTD leads Display cable Communication 5VDC power cable Terminal block Figure 6: The distribution boards are on the left side of the...
  • Page 9 UHC-P All the components are readily removed. There are no replaceable components on the circuit boards. The replacement of a display, distribution or communication board will require re-addressing the cabinet, which is covered in Section 3. 2.2 Tests 2.2.1 Transformer 1.
  • Page 10 UHC-P 2.2.4 Distribution Boards 1. Check for line voltage between heater Line voltage between plate terminal on the slot leads and board and the terminal common on terminal block for the suspect block with slot calling heater. Note: Line for heat.
  • Page 11 The displayed temperature should be within ±5°F (±3°C) of the meter. If the reading is out of tolerance, perform the following procedure. Launch the UHC-P software on the Palm and follow these steps: Step 3: The Cabinet Step 1: Tap the left corner...
  • Page 12 UHC-P Step 6: The entered offset is visible on the menu. In this Step 7: With the Palm horizontal and case we offset the top slot’s approximately one foot from the top heater plate –5°F. Adjust receiving lens on the cabinet, tap the other slots as necessary.
  • Page 13 UHC-P 2.3 Removing/Replacing Components The bezel holding controller display is secured in the cabinet Figure 9: The bezel holding the display is shown removed. by two allen and two hex-head screws. The bezel is shown removed (Figure 9). Four screws secure the display in the bezel.
  • Page 14 UHC-P 2.3.2 Removing a Slot 1. Perform steps in Section 2-1. Disconnect the faulty slot from the distribution board, and terminal block. 2. Loosen, but do not remove, the screws from each corner of the slot to be removed. 3. Remove wire wraps from wiring harness Figure 7: A faulty slot is slipped from the cabinet.

  • Page 15: Re-Addressing Cabinet

    UHC-P Service Procedures 3.1 Re-addressing the Cabinet If any board is changed on the UHC-P, the cabinet must be re-addressed, this essentially tells each board which position it occupies. The cabinet must also be re-programmed with the Palm. The process of re-addressing begins with the Palm. The security level has to be changed to admin in the Palm software to access the re-address feature.
  • Page 16 UHC-P Service Procedures Step 13: Ensure the red receiving Step 12: Beam over the cabinet lens on the front of the UHC-P configurations with a Palm, cabinet is clean. Hold the Palm which holds the restaurant’s Pilot parallel with the floor and aim...

  • Page 17: Troubleshooting

    4 Troubleshooting Guide for the UHC-P Symptom Possible Causes Tests • • Unit fails to No power to cord. Check for line voltage at the • power up; fans switch and the transformer. Blown 20 amp fuse don’t run. Unit powers up •...
  • Page 18 5 Parts Lists, Exploded Views 5.1 Universal Holding Cabinet Illustrated Parts Breakdown 4- Slot Part # 2-Slot Narrow Description Item 806-7904 806-7904 106-4549 Base Pan Assembly 106-3644 106-3644 106-4543 Slot Assembly (Also see page 5-4) 106-3654 106-2820 106-4231 Left Side Cabinet Assembly Screw, #10 X ½...
  • Page 19 5.1 Universal Holding Cabinet Illustrated Parts Breakdown (continued) 4-Slot Part 2-Slot Narrow Description Item 816-0634 816-0634 816-0634 Plug, .875 Shorty Window Lexan 106-2750 106-2821 106-4573 Right Side Frame Assembly 106-3653 823-2984 106-4230 Right Side Cabinet Assembly 809-0581 809-0581 809-0581 Nut, ½ N.P.T. Locking 809-0582 809-0582 809-0582...
  • Page 20 Screw, 4-40 x ½ PN SL HD ZP 809-0839 809-0839 809-0839 Screw, 8-32 x ¾ PN SL HD 810-1164 810-1164 810-1164 Block, I Plc Screwless Terminal 812-1306 812-1306 812-1306 Metal Oxide Varistor 106-4229 106-4229 106-4229 Palm Zire 21 with UHC-P software Shown...
  • Page 21 5.3 Slot Assembly Standard Configuration 106-3644 SPOD Configuration 106-3645 4-slot Part # 2-Slot Narrow Description Item 200-2890 Bracket, Bezel Support UHC (Windowless) 807-3707 807-3707 807-4075 Display Assembly, UHCII Overlay Plate, UHCII Heater 807-3998 807-3998 807-4065 809-0593 809-0593 809-0593 Screw, #6 x ½ RD/HD Phil Hi-Lo 809-0609 809-0609 809-0609...

  • Page 22: Wiring Diagram

    UHC-P 6 Wiring Diagram, UHC GR/YW TUV APPROVED UNITS ONLY RTD'S HEATERS SLOTS 1,2 TOP SLT 1 1 TOP 1 BOT BOTTOM SLT 1 NOT REQUIRED FOR 2 TOP SPOD UNITS DISTRIBUTION 2 BOT TOP SLT 2 BOARD DISPLAY SLOT 1...
  • Page 23 UHC-P UHC-P 2-slot wiring diagram UHC-PN wiring diagram...
  • Page 24 Frymaster, L.L.C., 8700 Line Avenue, PO Box 51000, Shreveport, Louisiana 71135-1000 Shipping Address: 8700 Line Avenue, Shreveport, Louisiana 71106 TEL 1-318-865-1711 FAX (Parts) 1-318-219-7140 FAX (Tech Support) 1-318-219-7135 Price: $6.00 SERVICE HOTLINE 819-6044 PRINTED IN THE UNITED STATES 1-800-551-8633 March 2005...