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Holman MM14 Operator's Manual

Conveyor bakers
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10 SUNNEN DRIVE, ST. LOUIS MO 63143
PHONE 314-781-2777, FAX 314-781-3636
PARTS LIST/EXPLODED VIEW
LOAD AND UNLOAD TRAYS
REMOVING THE CONVEYOR BELT
HEAT REFLECTOR/CRUMB TRAYS
HEATER TUBE & FAN MOTOR INSTALLATION
DRIVE SYSTEM
COMPONENT ARRANGEMENT
WIRING DIAGRAM
HEATER TUBE CHART
U:\HOLMAN MANUALS\CURRENT MODELS\QUIZNO'S
HG0341
OPERATOR'S MANUAL
HOLMAN CONVEYOR BAKERS
MODEL MM14
FOR SERVICE INFORMATION
U. S. AND CANADA CALL: TOLL FREE 1-800-225-3958

TABLE OF CONTENTS

DRAWINGS
PAGE 1
PAGE 3
PAGE 4
PAGE 4, 5
PAGE 11
PAGE 2
PAGE 4
PAGE 6
PAGE 8
PAGE 9
PAGE 10
PAGE 12
PAGE 13
REVISED 06/18/04

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Summary of Contents for Holman MM14

  • Page 1: Table Of Contents

    10 SUNNEN DRIVE, ST. LOUIS MO 63143 PHONE 314-781-2777, FAX 314-781-3636 OPERATOR'S MANUAL HOLMAN CONVEYOR BAKERS MODEL MM14 FOR SERVICE INFORMATION U. S. AND CANADA CALL: TOLL FREE 1-800-225-3958 TABLE OF CONTENTS UNCRATING AND INSPECTION PAGE 1 ASSEMBLY AND INSTALLATION...

  • Page 2: Uncrating And Inspection

    C. Install unit in its operating position. The load & unload ends must be at least 6" from any vertical combustible surfaces. Allow sufficient space for operating personnel. 1. Your model MM14 conveyor oven is suppiled with a six foot power supply lead. Have an electrician connect input power to the unit in accordance with local electrical codes.
  • Page 3 PAGE 2 OPERATOR'S MANUAL HOLMAN CONVEYOR BAKERS MODEL MM14 ASSEMBLY AND INSTALLATION (CONT) WARNING: MAKE SURE ALL INPUT POWER IS OFF BEFORE INSTALLING/REMOVING ANY PARTS. WARNING: BEFORE INSTALLING UNIT(S), HAVE YOUR ELECTRICIAN CHECK WITH LOCAL POWER COMPANY TO DETERMINE ACTUAL VOLTAGE AT JOB SITE.

  • Page 4: Stacking Instructions

    ASSEMBLY AND INSTALLATION (CONT.) F. Stacking Instructions When stacking two Holman Proveyor ovens a stacking spacer with external air duct must be used to prevent overheating of the control box in the top oven. 1). If cart is to be used with units, place bottom unit on cart and align leg holes of unit to holes in top portion of cart.

  • Page 5: Operation

    C. Adjust conveyor belt speed to the desired pass time and place product on conveyor belt. CLEANING PROCEDURES Preventive maintenance for your Holman oven consists of the following recommendecleaning procedures. To keep your oven in its top operating condition, these steps should be performed daily or weekly as indicated.

  • Page 6: Troubleshooting Guide

    Do not spray cleaning fluids into the Air Intake. This may result in component failure. F. Re-assemble unit and check to be sure it is operating properly. Contact the Holman Cooking Equipment Factory Service Team if assistance is required.
  • Page 7 TROUBLESHOOTING GUIDE CONT. HEAT LIMIT SWITCH Your Holman Conveyor Oven is equipped with an automatically activated HEAT LIMIT SWITCH which interrupts the heater tube connections if the air temperature in the control box exceeds 190F (88C). This Limit Switch can be reset manually by pushing the button in the center of the switch which is located as shown.
  • Page 8 1. Remove Control Box Cover and check Fan Blade for obstructions. 2. Check Fan Motor Cord for secure connection. 3. Call Holman Factory Service Team as the Fan Switch and/or Fan Motor may have to be replaced. REVISED 7/9/01 MJC...

  • Page 9: Maintenance Procedures

    PAGE 8 OPERATOR'S MANUAL HOLMAN CONVEYOR BAKERS MODEL MM14 MAINTENANCE PROCEDURES A. REPLACING HEATER TUBES (see below) 1. DISCONNECT UNIT FROM POWER SOURCE. 2. Remove left and right side panels by removing the philips head screws in each panel. Pull the top of each panel out slightly and lift up.
  • Page 10 PAGE 9 OPERATOR'S MANUAL HOLMAN CONVEYOR BAKERS MODEL MM14 MAINTENANCE PROCEDURES CONT. C. REPLACING BELT DRIVE MOTOR 1. DISCONNECT UNIT FROM POWER SOURCE. 2. Remove power supply side panel and control box cover as described in section B in previous procedure.
  • Page 11 PAGE 10 OPERATOR'S MANUAL HOLMAN CONVEYOR BAKERS MODEL MM14 MAINTENANCE PROCEDURES CONT. D. REPLACING THE VARIABLE SPEED CONTROL (see below) 1. DISCONNECT UNIT FROM POWER SOURCE. 2. Remove two philips head screws holding control side panel in place and remove side panel.
  • Page 12 PAGE 11 OPERATOR'S MANUAL HOLMAN CONVEYOR BAKERS MODEL MM14 PARTS LIST 21a. DESCRIPTION Qty. PART No. DESCRIPTION Qty. PART No. 402163 Cover, Top 200562 Grill Fan Motor Heater Refer To Page 13 118060 Speed Control Tube 401232 Retainer, Heater tube...
  • Page 13 PAGE 12 OPERATOR'S MANUAL HOLMAN CONVEYOR BAKERS MODEL MM14 WIRE DIAGRAM REVISED 7/9/01 MJC...
  • Page 14 HEATER TUBE PART LIST The serial number date code are the last four digits of the unit’s serial number. If assistance is needed to determine he correct heater tube for your model, please call the Star/Holman Service Department at 1-800-807- 9054.