Instruction/ maintenance manual of the product UHC-HD Frymaster
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Frymaster, a member of the Co mmercial Food Equipm ent Serv ice Association, recommends using CFESA Certified Tec hnicians. *8196606* 24-Hour Service Hotline 1-800-551-8633 Price: $6.
NOTICE IF, DURING THE WARRANTY PERIOD, THE CUS TOMER USES A PART FOR THIS ENODIS EQUIPMENT OTHER THAN AN UNMODIFIED NEW OR RECYCLED PART PURCHASED DIRECTLY FROM FRYMASTER DEAN, OR ANY OF ITS AUTHORIZED SERVICE CENTERS, AND/OR THE PART BEING USED IS MODIFIED FROM ITS ORIGINAL CONFIGURATION, THIS WARRANTY WILL BE VOID.
Table of Contents Theory of Operation 1-1 Service/Software Procedures 2-1 Troubleshooting 3-1 Illustrated Parts List 4-1 Wiring Diagrams 5-1.
Cabinet Service Procedures 1-1 1 Functional Description 1.2 Theory of Operation The cabinet operates on 208-250VAC 50 or 60 cycle si ngle-phase power. The main switch activates a relay, which supplies line voltage to two distri bution boards, three cooling fans and a power supply.
Cabinet Service Procedures 1-2 1.3 Start Up Indicators and Test Points Upon startup, the cabinet beeps. LED’s on the dist ribution boards flash. The displays show the version number of the cabinet’s firm ware and then the row’s status. Distribution boards shown with ribbon cables removed.
Cabinet Service Procedures 2-1 2 Service Procedures DANGER: Failure to disconnect po wer from the unit be fore servicing could result in serious injury or death.
Cabinet Service Procedures 2-2 Update: Boa r ds 1. Turn power off. 2. Insert flash drive in USB port located on cabinet bezel. 3. Turn power on. 4. Cabinet displays version numbers followed by current menu setting. 5. Press programming key. 6. Screen scroll s Enter Acce ss S equence.
Cabinet Service Procedures 2-3 USB . 6. Press OK. 7. The master control displays Please Wait … as f iles are transferred to the f lash drive, changing to the number of files copi ed when the process is complete. 8. Press OK. 9. Remove flash drive. 10.
Cabinet Service Procedures 2-4 2.2 Placing the cabinet in Service Mode The cabinet can be put in service mode, a diagnostic settings which allows the heater plates to be controlled individu ally, brightness settings on the displays adjusted an d re-addressing for unique arrangements of bezels.
Cabinet Service Procedures 2-5 Readdressing the Cabinet Addressing, or assigning a position-specific component such as a display or dis tribution board, is done automatically by the cabinet on startup. Co mmunication errors can o ccur on start-up after a board installation however.
Cabinet Service Procedures 2-6 2.3 Accessing the Electronic Components 1. The component shelf is accessed by rem oving two screws on each side of the unit ( Fig. 1 ). 2. Lift and remove the sides, which expos es screws that hold the top in place ( Fig.
Cabinet Service Procedures 2-7 • ERR LED toggles when a communicati on error is detected; it’s not unusual to see a flash, but regular flashing means communications problem s. • LED5 and LED6 used for programming/debugging; have no diagnostic function.
Cabinet Service Procedures 2-8 suspect heater. Note: Line voltage is onl y seen when the row is calling for heat. 2. Check for line voltage between the power input terminal and the terminal block. 3. Check for +5VDC at the power-in terminal and the term inal block for the power supply.
Cabinet Service Procedures 2-9 Fig. 7: Two screws (see arrows) at the base of each side of the cabinet secure the sides. 3. HHHH means RTD indicates the temperature is a bove 255°F (124°C), but below "Open" circuit resistance, which causes SENS ALARM .
Cabinet Service Procedures 2-10 2.6. 1 Removing/Replacing a Distribution Board or Communication Board 1. Remove power. 2. Remove and mark the wires on the faulty component. 3. Remove the board by lifting it from its standoffs. 4. Position the new board and attach wires.
Cabinet Service Procedures 2-11 9. Slide the row assembly completely into th e cabinet and return the spacers between the heater plates. Ensure the row is evenly positioned in the cabinet. There must be sufficient space to allow the bezel tabs to fit b etween the outside row plate and the cabinet interior wall.
Cabinet Troubleshooting 3-1 The master control display and the row displays show error messages when there is a problem . The messages are shown in the matrix below along with possible causes a nd diagnostic tests.
Cabinet Troubleshooting 3-2 Failure modes not accompanied by a master contro l display are shown below with possible causes and tests. Symptom Possible Causes Tests Unit fails to power up; fans don’t run. • No power to cord. • Blown 20 amp fuse.
Cabinet Parts 4-1 Parts Lists, Exploded Views Item Part Number Description 1 108-1897 Top Cap 2 823-7636 Rear Fascia 3 807-4882 Circuit Breaker, 16 amp 4 807-5111 Time/Temperature switch 5 807-4911 Po.
Cabinet Parts 4-2 Item Part Number Description 8 807-5111 Time/Temperature switch 9 826-2781 Bezel, with boards, front with short ribbon cable * 826-2782 Bezel with boards, rear, with long ri bbon cab.
Cabinet Parts 4-3 Item Part Number Description 18 807-4868 Power Supply 19 807-3490 Power relay 20 406-0011 UHC-HD Single Filter Board * Ribbon Cables * 807-4916 Time/Temp 18” used for front fascia .
Cabinet Wiring Diagrams 5-1 Wiring Diagram, Delta Power, L1-L2.
Cabinet Wiring Diagrams 5-2 UHC-HD, WYE Power, L1-N.
Frymaster, L.L.C., 8700 Line Av enue, Shrev eport, Louisiana 71106 TEL 1-318-865-1711 FAX (Parts) 1-318- 219-7140 FAX (Tech Support) 1-318-219-7135 PRINTED IN THE UNITED STATES SERVICE HOTLINE 1-800-551-8633 Price: $6.
An important point after buying a device Frymaster UHC-HD (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Frymaster UHC-HD yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Frymaster UHC-HD - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Frymaster UHC-HD you will learn all the available features of the product, as well as information on its operation. The information that you get Frymaster UHC-HD will certainly help you make a decision on the purchase.
If you already are a holder of Frymaster UHC-HD, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Frymaster UHC-HD.
However, one of the most important roles played by the user manual is to help in solving problems with Frymaster UHC-HD. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Frymaster UHC-HD along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
