Frymaster HLZ 18 Service Manual
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Frymaster HLZ 18 Service Manual

Frymaster HLZ 18 Service Manual

Heated landing zone
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HEATED LANDING ZONE (HLZ 18 AND HLZ 22)
MANUFACTURED BY FRYMASTER, L.L.C.
P.O. BOX 51000
SHREVEPORT, LOUISIANA 71135-1000
PHONE 1(318)865-1711
1 (800) 24 FRYER
Return to Non-Fryer Cover
1. WARRANTY STATEMENT ...........................................................................................................1
1.1
WARRANTY PROVISIONS - HEATED LANDING ZONE....................................................................................... 1
1.2
PARTS RETURN .................................................................................................................................................... 1
1.3
WARRANTY EXCLUSIONS ................................................................................................................................... 1
2. PARTS ORDERING AND SERVICE INFORMATION ...................................................................2
3. HEATED LANDING ZONE............................................................................................................3
4. INSTALLATION/SETUP................................................................................................................3
5. OPERATION .................................................................................................................................3
6. HLZ MODEL/COMPONENT IDENTIFICATION ............................................................................4
7. HLZ COMPUTER OPERATION AND PROGRAMMING ...............................................................5
7.1
PROGRAMMING TEMPERATURE ........................................................................................................................ 5
7.2
OPERATION........................................................................................................................................................... 5
8. HLZ OPERATOR TROUBLESHOOTING .....................................................................................8
9. SERVICE INFORMATION ......................................................................................... 10
9.1 PARTS LIST......................................................................................................................................10
9.2 INTERIOR VIEW OF AN HLZ ...............................................................................................................10
9.3 PROCEDURES..................................................................................................................................11
9.4 TROUBLESHOOTING FLOWCHART..................................................................................................... 15
9.5 COMPONENT TEST PROCEDURES.................................................................................................... 18
9.6 AIR HEATER/PLATE HEATER RTD RESISTANCE CHART................................................................................... 21
9.7 WIRING DIAGRAM .................................................................................................................................................. 22
APPENDIX A PROTOTYPE UNITS (BUILT BEFORE JUNE 15, 1998)...................................... 23
Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000
Printed in the United States
SERVICE MANUAL
This equipment chapter is to be inserted in the Equipment Manual.

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318-865-1711
1-800-24-FRYER
FAX 318-862-2394
Service Hotline
Return to Cover
819-5659 (7/00)

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Summary of Contents for Frymaster HLZ 18

  • Page 1: Table Of Contents

    9.6 AIR HEATER/PLATE HEATER RTD RESISTANCE CHART................... 21 9.7 WIRING DIAGRAM ..............................22 APPENDIX A PROTOTYPE UNITS (BUILT BEFORE JUNE 15, 1998)…………….……………….… 23 Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000 318-865-1711 FAX 318-862-2394 Printed in the United States...

  • Page 2: P.o. Box

    BE PRINTED IN BOLD FACE, FOLLOWED BY THE ABBREVIATION (HCS) IN THE TEXT PORTION OF THE PROCEDURE. SEE THE HAZARD COMMUNICATION STANDARD, (HCS) MANUAL FOR THE APPROPRIATE MATERIAL SAFETY DATA SHEET(S), (MSDS). Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000 318-865-1711 FAX 318-862-2394...

  • Page 3: Warranty Statement

    B. All parts, with the exception of fuses, are warranted for 1 year after installation date of cabinet. C. If any parts, except fuses, become defective during the first year after installation date, Frymaster will also pay straight-time labor costs to replace the part, plus up to 100 miles/160 km of travel (50 miles/80 km each way).
  • Page 4 Quantity Needed ____________________ Service may be obtained by contacting your local Frymaster Authorized Service Center/Distributor. Service information may be obtained by calling the Frymaster Service Department. The following information will be needed in order to assist you quickly and efficiently:...

  • Page 5: Heated Landing Zone

    4. CLOSING - When closing the store, remove all product from the HLZ and perform daily preventive maintenance in accordance with the MRC. Turn the computer OFF. Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000 318-865-1711...

  • Page 6: Hlz Model/Component Identification

    A look at the flow of heated air around the HLZ Blower Assembly Heater plate Heater Plate Air Heater Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000 318-865-1711 FAX 318-862-2394 Printed in the United States Service Hotline Page...

  • Page 7: Hlz Computer Operation And Programming

    The display will read SET and the LEDs on both the Heater Plate Switch (1) and the Air Heater Switch (4) will light. Press the switch that corresponds to the heater you wish to program. Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000 318-865-1711...

  • Page 8: Operation

    The display will read –LO- until the air heater and heater plate are within 15° F of setpoint. It will take approximately 10 minutes for the HLZ to achieve operating temperature. Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000 318-865-1711 FAX 318-862-2394...
  • Page 9 Switch once. To check the setpoint temperature of a heater, press the switch twice (an indicator will light when the setpoint is displayed). Setpoint 2 2 0 Temperature Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000 318-865-1711 FAX 318-862-2394 Printed in the United States Service Hotline...

  • Page 10: Hlz Operator Troubleshooting

    Observe the computer display. Go to next page and continue at the top of the flow chart. Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000 318-865-1711 FAX 318-862-2394 Printed in the United States Service Hotline Page...
  • Page 11 Your HLZ is be faulty. probe is faulty. ready for use. Contact your authorized Frymaster servicer. Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000 318-865-1711 FAX 318-862-2394 Printed in the United States Service Hotline Page 1-800-24-FRYER...

  • Page 12: Service Information

    9.2 Interior view of an HLZ (Cowl Assembly removed) • Air RTD Probe • Air Thermocouple Fuses Relays Blower assembly Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000 318-865-1711 FAX 318-862-2394 Printed in the United States Service Hotline Page...

  • Page 13: Procedures

    Remove the two nuts holding relays to plate. d. Apply heat sink compound and install new relay. e. Reverse this procedure to reinstall. Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000 318-865-1711 FAX 318-862-2394 Printed in the United States...
  • Page 14 Once the new lead wires have been pulled through, disconnect the old lead wires, and attach the new leads to the test plug. g. Go to step 9.3.2 and reassemble the air delivery tower. Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000 318-865-1711 FAX 318-862-2394...
  • Page 15 Feed the leads through the opening in the chassis wall. Finish lowering the heater plate into place and connect the heater plate lead wires. Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000 318-865-1711...
  • Page 16 After reinstalling the air delivery tower, reseal around the heater plate with RTV #108 silicone rubber compound, PN 811-0511. Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000 318-865-1711 FAX 318-862-2394...

  • Page 17: Troubleshooting Flowchart

    5. Computer is faulty. 5. Test B 6. Wiring connection is faulty. Go to page 16 and continue. Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000 318-865-1711 FAX 318-862-2394 Printed in the United States Service Hotline...
  • Page 18 3. STD the plate heater? Allow the heaters to heat for approximately 3 minutes. Go to page 17. Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000 318-865-1711 FAX 318-862-2394 Printed in the United States Service Hotline Page...
  • Page 19 4. Wiring connection 4. STD is faulty. Operation is normal. Computer is faulty. Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000 318-865-1711 FAX 318-862-2394 Printed in the United States Service Hotline Page 1-800-24-FRYER...

  • Page 20: Component Test Procedures

    3. Check for approximately 10VDC from the “+” terminal (red wire) on the heater plate relay to ground. 4. No output voltage indicates a faulty computer. Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000 318-865-1711 FAX 318-862-2394...
  • Page 21 240V units: between the red and white wires. Correct reading is : a. 208V units: 60 (±5) ohms. b. 240V units: 67 (±5) ohms. Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000 318-865-1711 FAX 318-862-2394 Printed in the United States...
  • Page 22 9. Reconnect wires disconnected in step 5. Input-Side of Transformer 15-Pin Computer Plug Figure 9-9 Figure 9-10 Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000 318-865-1711 FAX 318-862-2394 Printed in the United States Service Hotline Page...

  • Page 23: Air Heater/Plate Heater Rtd Resistance Chart

    152 / 305 = 1564 1114 / 141 = 1229 / 196 = 1342 122 / 251 = 1455 Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000 318-865-1711 FAX 318-862-2394 Printed in the United States Service Hotline Page 1-800-24-FRYER...

  • Page 24: Wiring Diagram

    Return to Cover 9.7 Wiring Diagram Wire Diagram 805-1044C Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000 318-865-1711 FAX 318-862-2394 Printed in the United States Service Hotline Page 1-800-24-FRYER...

  • Page 25: Appendix A Prototype Units (Built Before June 15, 1998)

    208V Blower is 807-3020 Cordset used. ** Correct resistance for this Plate Heater is 230 (±15) ohms. Frymaster L.L.C., 8700 Line Avenue 71106, P.O. Box 51000, Shreveport, Louisiana 71135-1000 318-865-1711 FAX 318-862-2394 Printed in the United States Service Hotline Page...

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