Market Forge Industries M24E24A Installation, Operating, Maintenance And Parts Manual

Market Forge Industries M24E24A Installation, Operating, Maintenance And Parts Manual

Electric operated boiler
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ELECTRIC OPERATED BOILER
INSTALLATION, OPERATING, MAINTENANCE AND PARTS MANUAL
M24E24A
M24E42A
M36E24A
M36E42A
IMPROPER INSTALLATION, ADJUSTMENT, ALTERATION, SERVICE OR MAINTENANCE
CAN CAUSE PROPERTY DAMAGE, INJURY OR DEATH. READ THE INSTALLATION, OP-
ERATION AND MAINTENANCE INSTRUCTIONS THOROUGHLY BEFORE INSTALLING
OR SERVICING THIS EQUIPMENT.
DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE VAPORS AND LIQUIDS IN
THE VICINITY OF THIS OR ANY OTHER APPLIANCE.
POST INSTRUCTIONS IN A PROMINENT LOCATION TO BE FOLLOWED IN THE EVENT
THE USER SMELLS GAS. THIS INFORMATION SHALL BE OBTAINED BY CONSULTING
THE LOCAL GAS SUPPLIER.
Printed in U.S.A.
Form No S-3112
MODELS:
WARNING:
FOR YOUR SAFETY:
Tel: (617) 387-4100, (866) 698-3188, Fax: (617) 387-4456, (800) 227-2659
Rev. D
M24E32A
M24E48A
M36E32A
M36E48A
35 Garvey Street, Everett, MA 02149
M24E36A
M36E24A
M36E36A
custserv@mfii.com, www.mfii.com

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Summary of Contents for Market Forge Industries M24E24A

  • Page 1 ELECTRIC OPERATED BOILER INSTALLATION, OPERATING, MAINTENANCE AND PARTS MANUAL MODELS: □ □ □ M24E24A M24E32A M24E36A □ □ □ M24E42A M24E48A M36E24A □ □ □ M36E24A M36E32A M36E36A □ □ M36E42A M36E48A WARNING: IMPROPER INSTALLATION, ADJUSTMENT, ALTERATION, SERVICE OR MAINTENANCE CAN CAUSE PROPERTY DAMAGE, INJURY OR DEATH.
  • Page 2: Table Of Contents

    TABLE OF CONTENTS ____________________________________________________________________________ ○ INTRODUCTION ......................i ▪ TO THE KITCHEN MANAGER ..................i ▪ INTRODUCTION ......................i ▪ HOW TO USE THIS MANUAL ..................i ▪ THEORY OF OPERATION FOR ELECTRIC BOILER ..........i ○ INSTALLATION INSTRUCTIONS ..................1-2 ▪...
  • Page 3: Introduction

    INTRODUCTION ____________________________________________________________________________ TO THE KITCHEN MANAGER: Read this manual carefully and in its entirety. Contact Market Forge Ind., Inc. for clarification if necessary. Protect your kitchen personnel from scalding and other serious injury by providing training programs to acquaint all equipment operators with the correct and safe methods of operation.
  • Page 4: Installation Instructions

    INSTALLATION INSTRUCTIONS ____________________________________________________________________________ □ □ □ □ MODELS: M24E24A M24E32A M24E36A M24E42A □ □ □ □ M24E48A M36E24A M36E32A M36E36A □ □ M36E42A M36E48A WARNING: READ THIS BEFORE OPEING THE SHIPPING CONTAINERS !!!!!!!! CAUTION: BE SURE TO READ: DO NOT AT ANY TIME LAY THE EQUIPMENT DOWN ON ITS BACK, SIDE, TOP OR FRONT.
  • Page 5: Service Connections

    INSTALLATION INSTRUCTIONS ____________________________________________________________________________ SERVICE CONNECTIONS Electrically Operated Power Supply - Use wire suitable for at least 90°C. Nominal amp per line wire: Volts 24 kW 32 kW 36 kW 42 kW 48 kW 3 pH 3 pH 3 pH 3 pH 3 pH 208 (197-219) 240 (220-240)
  • Page 6: Operating Instructions

    OPERATING INSTRUCTIONS ____________________________________________________________________________ □ □ □ □ MODELS: M24E24A M24E32A M24E36A M24E42A □ □ □ □ M24E48A M36E24A M36E32A M36E36A □ □ M36E42A M36E48A CONTROL PANEL OPERATING INSTRUCTIONS STEAM GENERATOR ● FIRST CHECK TO BE SURE THAT: WATER SWUTCH IS IN THE OFF POSITION.
  • Page 7: Adjustments

    ADJUSTMENTS ____________________________________________________________________________ A. IF GAS PRESSURE IS LOW: Check your gas supply line for a restriction. If no restriction exists, check with your Natural gas supplier to provide at least 5” of water column pressure in the gas supply line. If no restriction exists and Propane gas is being used, the tank pressure regulator should be ad- justed to supply at least 11”...
  • Page 8: Setting Or Boiler Control Pressure Switches

    ADJUSTMENTS ____________________________________________________________________________ SETTING THE BOILER CONTROL PRESSURE SWITCHES: PRESSURE CONTROL SWITCH ADJUSTMENT: If boiler fails to maintain steam pressure in operating range, pressure control switch may require adjustment. Start boiler and allow pressure to build up to operating level - 7 PSI (1kg/cm²). Check boiler pressure gauge.
  • Page 9: Electrical Information

    ELECTRICAL INFORMATION ____________________________________________________________________________ WIRING DIAGRAM FOR NEW GENERATION BOILER 94 - 5045 C...
  • Page 10 ELECTRICAL INFORMATION ____________________________________________________________________________ WIRING SCHEMATIC FOR NEW GENERATION BOILER 94 - 5045 C...
  • Page 11 ELECTRICAL INFORMATION ____________________________________________________________________________ WIRING DIAGRAM, SINGLE PHASE...
  • Page 12 ELECTRICAL INFORMATION ____________________________________________________________________________ ALTERNATE WIRING 480V - AFTER 10/01/05...
  • Page 13 ELECTRICAL INFORMATION ____________________________________________________________________________ ALTERNATE WIRING 480V - AFTER 10/01/05...
  • Page 14 ELECTRICAL INFORMATION ____________________________________________________________________________ WIRING DIAGRA, 18 kW - 24 kW - 32 kW...
  • Page 15 ELECTRICAL INFORMATION ____________________________________________________________________________ WIRING DIAGRA, 36 kW - 42 kW - 48 kW...
  • Page 16: Maintenance

    ____________________________________________________________________________ STEAM GENERATOR Market Forge Industries has two types of steam generators; one has an automatic drain; the other a manual one. Automatic boilers are also capable of being drained manually. To determine which one you have, refer to the daily operating instruction plate located behind the cabinet door, which will identify the steam generator as being automatic or manual.
  • Page 17 MAINTENANCE ____________________________________________________________________________ Remove the access cover as follows: With a socket ratchet type wrench turn the 1 / 4 - 20 hex nut counterclockwise. Remove the access cover taking care while handling with the heating elements attached. Clean rust, scale and lime deposits from the inside of the generator with a wire brush. DO NOT DAMAGE COPPER HEATING ELEMENTS - BRUSH LIGHTLY.
  • Page 18: Application Instructions

    APPLICATION INSTRUCTIONS ____________________________________________________________________________ APPLICATION INSTRUCTIONS FOR TOTAL CONCEPT CLEANING OF BOILER SIZE: 1 Gallon PART NUMBER: 20 - 0307 GENERAL NOTES: Fig. 2 Market Forge R has two basic types of boilers; one has an automatic drain valve, the other has a man- ual drain valve.
  • Page 19 APPLICATION INSTRUCTIONS ____________________________________________________________________________ APPLICATION INSTRUCTIONS FOR TOTAL CONCEPT CLEANING OF BOILER SIZE: 1 Gallon PART NUMBER: 20 - 0307 Feed the tubing through the access port in the Fig. 5 boiler compartment. NOTE: A minimum of 12” must be inserted. Fig.
  • Page 20: General Trouble-Shooting Guide

    GENERAL TOUBLE SHOOTING GUIDE ____________________________________________________________________________ TROUBLE POSSIBLE CAUSE REMEDY Water does not enter boiler. Water main shut-off. Turn on. Power not reaching unit. Check main fuse or circuit. Probes dirty. 3. Remove and clean. Water level control board See (page 8) for test proce- defective.
  • Page 21 GENERAL TOUBLE SHOOTING GUIDE ____________________________________________________________________________ TROUBLE POSSIBLE CAUSE REMEDY Contactor chatters. Incorrect supply voltage. Check to see that it matches it with coil contactors. Dirty or worn contactor points. Clean or replace contactor. Weak coil. Replace with correct voltage coil. 15 lbs.
  • Page 22 GENERAL TOUBLE SHOOTING GUIDE ____________________________________________________________________________ COILS TROUBLE POSSIBLE CAUSE REMEDY Open circuit. Mechanical damage. Handle and store carefully. Do not handle coils by the Burnt-out coil due to over- voltage or defect. leads. Replace coil. Overheated Coil. 1. Over-voltage or high am- Check application and bient temperature.
  • Page 23 GENERAL TOUBLE SHOOTING GUIDE ____________________________________________________________________________ WATER CONTROL BOARD TESTING PROCEDURE This test procedure is to be used to determine if the control is work- ing properly. It is not intended to de- termine why the control may have failed. If testing shows that the control is operating properly, check all probe and solenoid wiring and the condi- tion of the electrodes in the steam...
  • Page 24: Illustrated Parts List

    ILLUSTRATED PARTS LIST ____________________________________________________________________________ 24” Boiler Base Cabinet ITEM PART NO. DESCRIPTION Market Forge Nameplate Logo 08-5894 Handle, Front 91-5795 98-3992 Panel, Front Assy, 24” 98-3993 Panel, Front Assy, 36” Leg, 6” 10-0631 Leg, 10” 08-5211 Leg, Flanged 6” 08-5208 Leg, 8”...
  • Page 25: Pressure Switch Box Without Cover

    ILLUSTRATED PARTS LIST ____________________________________________________________________________ Pressure Switch Box ITEM PART NO. DESCRIPTION Box, Pressure Switch 94-5064 Pressure Switch, Hi-Limit 10-8410 Pressure Switch, Operating 10-8411 Switch, Drain By-Pass 98-3875 Manifold, Pressure Switches 08-7933 Pressure Gauge 10-4804...
  • Page 26: Control Box Assembly With And Without Cover

    ILLUSTRATED PARTS LIST ____________________________________________________________________________ Control Box Assembly (Electric Boilers) ITEM PART NO. DESCRIPTION Switch, Power 08-6549 Switch, Manual Reset 94-5127 Light, Red 10-5052 Artwork, Control Box 94-5003 Fuse Holder 08-6469 Board, Water Level Control 98-1680 Relay Tube 08-6472 Relay Base 08-6475 Relay Bracket 98-3877...
  • Page 27: Side View, Electric Boiler

    ILLUSTRATED PARTS LIST ____________________________________________________________________________ 36” Electric Boiler Base ITEM PART NO. DESCRIPTION Hose, Drain 10-0239 Clamp, Hose 10-4137 Box, Drain Assy. 91-6927 10-5234 Transformer Valve, Cold Water Condenser, 120V 10-1058 Valve, Boiler Feed 08-4822 Hose, Condenser 08-7959 Copper Nozzle 98-3894 Valve, Check 98-1401 Hose, Drain...
  • Page 28: Front View, Electric Boiler

    ILLUSTRATED PARTS LIST ____________________________________________________________________________ 36” Electric Boiler Base ITEM PART NO. DESCRIPTION Valve, Drain, 120V 10-1311 Valve, Safety, 15PSI 10-7955 Cover, Front, Contactor Box 98-1667 Cover, Pressure Switch Box 94-5065 3/4” NPT, Brass Street Elbow 08-5447 Water Gauge Glass Ass’y 10-2728 Water Gauge (Glass Only) 10-4754...
  • Page 29: Contactor Box Without Cover

    ILLUSTRATED PARTS LIST ____________________________________________________________________________ Electric Boiler Contactor Box ITEM PART NO. DESCRIPTION Box, Contactor 98-1670 Contactor 10-5944 Terminal Block 98-1720 Hi-Limit Thermostat 08-6553 Ground Lug 10-5220 Terminal Strip 08-7981 Bracket, Contactor Mounting 98-1663 Bracket, Contactor Tray 98-4014...
  • Page 30: Elements

    ILLUSTRATED PARTS LIST ____________________________________________________________________________ Electric Boiler Elements ITEM PART NO. DESCRIPTION 98-1652 Plate, Front Gasket, Front Plate 98-1673 Gasket, Htg. Element 91-8660 Heating Element, 9kW, 208 Volts 08-6485 Heating Element, 9kW, 240 Volts 08-6486 Heating Element, 9kW, 480 Volts (a.k.a 277 Volts) 08-6487 Heating Element, 12kW, 208 Volts 08-6415...

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