Garland moisture+ MPGD10D Service Manual
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Garland moisture+ MPGD10D Service Manual

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Users are cautioned that maintenance and repairs must be performed by a Garland authorized service agent
using genuine Garland replacement parts . Garland will have no obligation with respect to any product that has been
improperly installed, adjusted, operated or not maintained in accordance with national and local codes or installation
instructions provided with the product, or any product that has its serial number defaced, obliterated or removed,
or which has been modified or repaired using unauthorized parts or by unauthorized service agents .
For a list of authorized service agents, please refer to the Garland web site at http://www .garland-group .com .
The information contained herein, (including design and parts specifications), may be superseded and is subject
to change without notice .
GARLAND COMMERCIAL INDUSTRIES
185 East South Street
Freeland, Pennsylvania 18224
Phone: (570) 636-1000
Fax: (570) 636-3903
Part # MPSM07 (03/24/08)
SERVICE MANUAL FOR THE
MODELS: MP-GS/GD-10-S
GARLAND COMMERCIAL RANGES, LTD .
1177 Kamato Road, Mississauga, Ontario L4W 1X4
CANADA
Phone: 905-624-0260
Fax: 905-624-5669
Enodis UK LTD .
Swallowfi eld Way, Hayes, Middlesex UB3 1DQ ENGLAND
Telephone: 081-561-0433
Fax: 081-848-0041
© 2007 Garland Commercial Industries, Inc .

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  • Page 1 Users are cautioned that maintenance and repairs must be performed by a Garland authorized service agent using genuine Garland replacement parts . Garland will have no obligation with respect to any product that has been improperly installed, adjusted, operated or not maintained in accordance with national and local codes or installation instructions provided with the product, or any product that has its serial number defaced, obliterated or removed, or which has been modified or repaired using unauthorized parts or by unauthorized service agents .
  • Page 2 Page 2 Part # MPSM07 (03/24/08)

  • Page 3: Table Of Contents

    TABLE OF CONTENTS Section One – Section Two – Service . . . . . . . . . . . . . . . .39 Operation &...
  • Page 4 Page 4 Part # MPSM07 (03/24/08)

  • Page 5: Section One

    Section One – Operation & Installation Manual Part # MPSM07 (03/24/08) Page 5...
  • Page 6 & hold oven . Additionally, the optional wet-clean water spray attachment allows you to easily spray down the oven interior during cleaning . Garland, long known for off ering the “best baking”...

  • Page 7: Dimensions And Specifications

    32" All ovens have a ¾ HP, two [813mm] speed motor; 1140 and 1725 32" RPM, 60 Hz [813mm] 70-1/4" Garland recommends that [1784mm] 58.5" [1486mm] a separate 15 Amp circuit be 32" provided for each 120V oven [813mm] 26-1/2"...

  • Page 8: Preparing The Oven For Installation

    PREPARING THE OVEN FOR INSTALLATION Legs and Casters 4 . The four holes in the top of each leg or in the top plate of double stack casters will match the bolt locations at each NOTE: If you will be installing an open base kit, please skip to corner of the oven base .
  • Page 9 PREPARING THE OVEN FOR INSTALLATION Open Base Assembly 5 . While supporting the open base panel, install the right- side legs as in step 2 . Ensure the caster with a brake is at Use the following sequence of steps to assemble and install the front of the oven .
  • Page 10 PREPARING THE OVEN FOR INSTALLATION Stacking Two Ovens 5 . Remove the outer flue vent from the right top corner of the rear of each oven, saving the screws . 1 . Follow the instructions in the section entitled, “Legs and 6 .

  • Page 11: Installation

    Location appliance . The importance of the proper installation of Commercial Garland recommends that this oven not be installed with a Gas Cooking Equipment cannot be over stressed . Proper broiler or open burner appliance immediately adjacent to the performance of the equipment is dependent, in great part, right side .

  • Page 12: Electrical Connections

    SERVICING . national codes . For 120VAC usage a cord and NEMA 5-15P plug is provided . Garland recommends a separate 15 Amp service for each oven . Ovens for 120V service are supplied with a three POWER FAILURE: pronged plug for your protection against shock hazard and...

  • Page 13: Water Connections

    . of the oven must be directed downward toward the floor, and should run directly to an open floor drain . Garland The recommended minimum water quality standards, provides an 1-1/2” male pipe adapter for connecting your whether treated or pre-treated, and based on 10 hours of use drain lines .

  • Page 14: Ventilation And Air Supply

    VENTILATION AND AIR SUPPLY Proper ventilation is highly important for effective operation . All gas burners and pilots need sufficient air to operate There are only two choices for properly venting an oven: and large objects should not be placed in the rear or at 1) canopy hood, or, 2) direct venting .

  • Page 15: Gas Model Testing & Lighting Instructions

    GAS MODEL TESTING & LIGHTING INSTRUCTIONS Turn on the main gas valve . After the correct pressure has been verified, turn off the oven and remove the pressure gauge from the manifold pressure Remove the lower front trim cover . Drop the control panel test spigot .

  • Page 16: Explanation Of Controls (Standard Models)

    EXPLANATION OF CONTROLS (Standard Models) Mechanical Control, (Standard Models Moisture Control This controls the duration of the moisture injection into the oven cavity . This is a rotary dial . Moisture Switch This rocker switch has three positions . The center position is OFF .

  • Page 17: Operating Instructions, (Standard Models)

    3 minutes to 1 hour . At the end of the timing cycle, a buzzer will sound . The buzzer is turned off by rotating the dial Garland “safe door” feature will be operational . The door must counterclockwise to the OFF position .

  • Page 18: Explanation Of Controls, (Deluxe Models)

    EXPLANATION OF CONTROLS, (Deluxe Models) Programmable Control, (Deluxe Models) Display Five distinct areas of the LED display screen are common to most programming modes and cooking modes: 1 . Upper left corner: displays the programmed temperature followed by the word SET . 2 .
  • Page 19 High Fan Start/Cancel Pressing this key begins or ends a cook cycle . When in the idle Pressing this key once will change the fan mode to high mode, pressing the key once will activate the timer to the last speed .

  • Page 20: Operating Instructions, (Deluxe Models)

    OPERATING INSTRUCTIONS, (Deluxe Models) Programmable Control (Deluxe Models) Cool Down Mode will engage when the door is closed, but it is recommended that Cool Down Mode is operated with the The design of the moisture+ and its controls allow the use door slightly open as indicated on the display .
  • Page 21 Using Cook & Hold Enter a number between 150 and 500, (factory default is 300) . If a number outside this range is entered, the control 1 . Press the Cook/Hold key once to activate the cook & hold will sound an error tone and reset to the closest allowable function .
  • Page 22 Note: When the door is opened for loading, the internal Enter a number between 140 and 300, (factory default is temperature is likely to drop below the ready range. This is 160) . If a number outside this range is entered, the control expected.
  • Page 23 Programming Recipe Keys Press the N/Scroll key repeatedly to step through the available moisture setting choices until the desired setting For “one touch” cooking, each of the numeric keys, (1 through is displayed . Moisture setting presets for Meat, Bread, 9), on the keypad can be programmed to contain a product Poultry, Fish and None are included, along with a User recipe consisting of 1 to 6 “profiles .
  • Page 24 Cooking With a Recipe Key product from the oven immediately . The fan and heat will continue in Idle Mode . 1 . If the oven is in Off Mode, press the On/Off key once . If the alarm is not canceled after sounding continuously 2 .
  • Page 25 Repeat steps 4 through 7 for each individual shelf 4 . When the shortest of the active shelf timers has expired, position/shelf timer key that will be used . the display will indicate DONE SHELF X, where X equals the number of the shelf timer that has expired, and an 9 .
  • Page 26 When the oven is in start-up, idling mode, during a cook cycle or holding product and door switch one is sensed the heat and motor are shut off and the display changes to tell the operator to close the door so operation can continue . When the oven is heating to a programmed temperature, particularly at start-up, this message is displayed .
  • Page 27 When the oven is in Cool Down or Auto Cool Down modes the display will show this message . It indicates the oven is cooling and shows the actual temperature of the cavity . While in Cool Down, if the door is open too far, as sensed by door switch two, this message is displayed to prompt the user to close the door to the desired open range so the fan and motor will turn back on to finish the cool down .
  • Page 28 When programming a recipe key, the display will prompt for the fan speed for the profile being programmed . The user scrolls through the list of choices and presses the Enter key to store the selection . The profile number is shown in the lower left corner of the display . When programming a recipe key, the display will prompt for the cook temperature for the profile being programmed .

  • Page 29: Cooking With Moisture

    COOKING WITH MOISTURE A key feature of the moisture+ is the ability to inject moisture Recommended Recommended Preset into the oven cavity during operation . Typically, this results in Temperature Range Fan Speed shorter cook times, greater yield and improved texture, flavor Bread 300°-325ºF High...

  • Page 30: Moisture + Cooking Guide

    MOISTURE + COOKING GUIDE The following suggested times, temperatures and moisture settings are provided as a starting point only . Elevation, atmospheric conditions, gas supply, recipe, cooking pans, oven loads, and personal preference may affect you actual results . Deluxe Control Standard Control Product Temp Fan Speed...
  • Page 31 Deluxe Control Standard Control Product Temp Fan Speed Time Moisture Setting Moisture Setting Max, Moisture for First Kaiser Rolls 325 F 8 Min Bread Few Min . Of Bake, Then No Moisture Max, Moisture for First Rolls – Crusty Dinner 35 gr . 350 F 10 Min Bread...

  • Page 32: Performance Recommendations

    PERFORMANCE RECOMMENDATIONS Preheat the oven thoroughly (approx . 20 minutes) before use . Do not overload the oven . Six pans are suggested for most items, i .e .: cakes, cookies, rolls, etc . However, the maximum As a general rule, the temperature should be reduced 25° (13 pans) may be use for fish sticks, chicken nuggets, and to 50°F from that used in a standard/conventional oven .

  • Page 33: Temperature Calibration

    TEMPERATURE CALIBRATION 1 . Press and hold “PROGRAM” Button for three (3) seconds . 4 . Press and hold the “PHANTOM” button for three, (3), When prompted, enter the Diagnostics Code 3-4-2-4, seconds . The display will show the Actual Temperature Press “Y”...

  • Page 34: Problems / Solutions

    PROBLEMS / SOLUTIONS Problem Solution If cakes are dark on the sides and not done in the center . . . . . . . . . . . . . . . . . . . . Lower oven temperature If cakes edges are too brown .

  • Page 35: Cleaning

    CLEANING NOTE: Disconnect the oven from the power supply before Lift the rack guides on either side of the oven off their holders . cleaning or servicing . Racks and guides may be run through the dishwasher while the oven cavity is being cleaned . Break-In Period Exercise caution when removing the fan cover to avoid the When the oven is new, operate it for one hour at 450°F before...

  • Page 36: Maintenance

    Minerals, particles and chemicals in your water supply can lead Failure to provide and maintain an adequate water quality to build up of deposits and lime in your water system . Garland system may cause damage to internal components and may recommends that you closely follow the manufacturer’s...

  • Page 37: Replacement Parts

    Garland Parts/Service Department to component parts . The following is a partial list of the most verify you are ordering the correct replacement part number .
  • Page 38 Page 38 Part # MPSM07 (03/24/08)

  • Page 39: Section Two - Service

    Section Two – Service Part # MPSM07 (03/24/08) Page 39...

  • Page 40: Component Identification

    COMPONENT IDENTIFICATION Moisture Control When the water system is energized, and the cavity is at a temperature of 225°F (107°C) or higher, condensation mist Mechanical Moisture Control should appear from the water nozzle located above the fan, and behind the air baffle plate (not shown) . •...

  • Page 41: Cavity Temperature Controls

    COMPONENT IDENTIFICATION Cavity Temperature Controls • Control Compartment Ambient Temperature – Purpose: This control will automatically run the cooling fan Service Overview in the control compartment if the temperature reaches, • Spritzer (Water Inlet) – or exceeds 150°F . This function will assure maximum air extraction of hot ambient control compartment air Purpose: This temperature switch assures water injection during continuous operation, and intake of cooler outside...
  • Page 42 COMPONENT IDENTIFICATION Component moveable service drawer . Moisture Control Solid State Timer Direct Spark Ignition Module Temperature Control Solid State control Heat Control Transformer Page 42 Part # MPSM07 (03/24/08)

  • Page 43: Diagnostic Procedures

    DIAGNOSTIC PROCEDURES Diagnostics Mode To enter Diagnostics Mode, press and hold the Program (“Phantom” key lower right blank) button for three, (3), seconds . This key is located to the right of the Cook/Hold key as shown . When prompted, enter the code: 3-4-2-4 using the buttons 1 –...

  • Page 44: Fan Speed Test

    DIAGNOSTIC PROCEDURES Fan Speed Test 1 . After selecting Fan Speed Test and pressing “ENTER” (lower right blank), the control will turn the oven fan on LOW speed for ten seconds . Verify that the fan is indeed 3 . After a few seconds, the Moisture Test will complete . Press running on low speed .
  • Page 45 DIAGNOSTIC PROCEDURES • If the actual temperature inside the oven exceeds the • NOTE: The control will need a complete power down and set temperature by 50°F, the display will show “HI TEMP” restart (unplug/plug in oven) before any control functions and the alarm will sound .

  • Page 46: Testing & Troubleshooting

    TESTING & TROUBLESHOOTING MP-GS-10/20 Troubleshooting Guide Use this chart with the appropriate wiring diagram, also found in this manual Mechanical Control PROBLEM POSSIBLE CAUSE CORRECTIVE ACTION Fan will not Run No Power to Oven Turn power on No Power to Oven Check Light circuit –...
  • Page 47 Part # MPSM07 (03/24/08) Page 47...
  • Page 48 TESTING & TROUBLESHOOTING Key Pad / Ribbon Connector Test Points 11 10 9 8 Ribbon Test Points Moisture 1 & 4 Light 2 & 4 On/Off 3 & 4 High Fan 3 & 5 Low Fan 2 & 5 Pulse Fan 1 &...
  • Page 49 TESTING & TROUBLESHOOTING Relay Board Component Identification Relay Relay Output Light Fan High Fan Low Heat demand Spritzer Cooling Fan Not used Not used Not used Relay Board All functions of the deluxe control are provided by electrical connections to the relay board . An electronic signal is transmitted from the control board to the relay board .
  • Page 50 TESTING & TROUBLESHOOTING Inputs There are two sense lines . This circuit is internal, and signals the control to turn on the “HEAT” message in the lower right corner of the display . One circuit is There are two input tabs to for gas ovens, the second is for electric ovens .
  • Page 51 TESTING & TROUBLESHOOTING Outputs There is one 3 amp output for the control compartment cooling fan . This output will be controlled by the On/Off key on the control panel . It will also be active if the control goes into Cool Down There is one 10 amp relay for switching the heat circuit on There are two 30 amp relay...
  • Page 52 TESTING & TROUBLESHOOTING Test Points To aid in the troubleshooting of the control system there will be test points available for all relay board circuits . Used in conjunction with step by step instructions in the service manual, a technician will be able to quickly and easily trace a circuit to find a failure .
  • Page 53 TESTING & TROUBLESHOOTING Component Readings Garland sets the wheel at the factory with a specifi c gap setting. Spritzer Solenoid Valve Coil Direct Spark Resistance Ignition Module 22 Ω GROUND 3 Trials 4 Seconds Per Trial No Retry Minimum Acceptable Dual Stage Gas µa Reading ≥...

  • Page 54: Direct Spark Ignition Detail

    TESTING & TROUBLESHOOTING Direct Spark Ignition Detail MPO Direct Spark Ignition Specifications and Module Box Connections Manufacturer JOHNSON CONTROLS INC . Vendor Part # G760BAD-1 Ignition Type Direct Spark High Voltage Cable Wire Stranded Ignition Source High Voltage Spark Maximum Cable Length 48”...

  • Page 55: Wiring Diagrams

    WIRING DIAGRAMS Part # MPSM07 (03/24/08) Page 55...
  • Page 56 WIRING DIAGRAMS Page 56 Part # MPSM07 (03/24/08)

  • Page 57: Service Procedures (Removal/Replacement)

    SERVICE PROCEDURES (REMOVAL/REPLACEMENT) Oven Door Service – Removal / Installation 1 . Disconnect power to unit . 2 . . Locate and remove the 2 machine screws located on the lower upper LEFT side of the cavity frame . (These screws Lower BA are just RIGHT of the lower door post on the cavity door door...
  • Page 58 SERVICE PROCEDURES (REMOVAL/REPLACEMENT) 8 . Test door switch activation / operation as indicated in the diagnostic checks . 9 . If the door switch assembly requires adjustment, position the door to the full close position . Loosen the assembly mount screws just enough to set the switch stricker arm rollers at a position where there is no pressure on the rollers at either cam surface .
  • Page 59 SERVICE PROCEDURES (REMOVAL/REPLACEMENT) 4 To gain access, remove the screws holding the panel in place . BA plate secured 5 . Pull the panel towards the back of the oven to remove . to outer mount hole increases 6 . Cavity probe is located ABOVE and to the RIGHT of the pressure on cavity motor .
  • Page 60 Page 60 Part # MPSM07 (03/24/08)

  • Page 61: Section Three - Parts List

    Section Three – Parts List Part # MPSM07 (03/24/08) Page 61...

  • Page 62: Deluxe Control Panel Moisture Plus (Gas)

    DELUXE CONTROL PANEL MOISTURE PLUS (GAS) 2006 Deluxe Control Panel (Gas) Page 62 Part # MPSM07 (03/24/08)
  • Page 63 GARLAND PARTS IDENTIFICATION Electronic Deluxe Control Panel (Gas) ITEM PART # DESCRIPTION QUANTITY Kit Panel, Elec 475+ Ctrl Gas (Complete Assembly) 4521282 Included Items; 2, 7,8,10,11,12,13,14 Kit - Panel & Overlay - 475+ Control 4522757 Included Items; 5,6,9 4521366 Overlay - M+ General Market...

  • Page 64: Standard Control Panel Moisture Plus (Gas)

    STANDARD CONTROL PANEL MOISTURE PLUS (GAS) (MECHANICAL CONTROL) 2006 Standard Control Panel (Gas) Page 64 Part # MPSM07 (03/24/08)
  • Page 65 GARLAND PARTS IDENTIFICATION Standard Control Panel (Mechanical Control) ITEM PART # DESCRIPTION QUANTITY UP TO FROM Kit Mech Ctrl Panel 3 Hr Timer Gas 4522831 Included Items: 5,6,7,8,9,10,11,12a,15,16,17,19,20,21,22, March-07 23,24,25,26,27a B/A Panel Assy - Mech 200 Ctrl (1) Hr Timer Gas...

  • Page 66: Burners & Gas Components

    BURNERS & GAS COMPONENTS 2006 Burners & Gas Components Page 66 Part # MPSM07 (03/24/08)
  • Page 67 GARLAND PARTS IDENTIFICATION Burner & Gas Components ITEM PART # DESCRIPTION QUANTITY 1916199 W/A Tail Pipe - Standard 1916198 W/A Tail Pipe - Deep 1026703 1/2 X 90 Degree Elbow 1004646 Short Nipple 1/2 NPT X 4 1004645 Short Nipple 1/2 NPT X 3-1/2 4521708 Valve, Ball Shutoff 1/2”...

  • Page 68: Interior Components Moisture Plus (Gas)

    INTERIOR COMPONENTS MOISTURE PLUS (GAS) Revised_Interior Componets Gas Page 68 Part # MPSM07 (03/24/08)
  • Page 69 GARLAND PARTS IDENTIFICATION Interior Components - Gas ITEM PART # DESCRIPTION QUANTITY Oven Vent Cap – 60K BTU 1784302 Propane Gas 4518320 Motor Assembly – 208/240 Volt 4518319 Motor Assembly – 120 Volt Motor or Motor Wheel Not Available Separately...

  • Page 70: Door Components - Gas Moisture

    DOOR COMPONENTS - GAS MOISTURE + OUTER DOOR ONLY INNER DOOR NO HANDLE COMPLETE DOOR WITH HANDLE 2006 Door Components (Gas) Page 70 Part # MPSM07 (03/24/08)
  • Page 71 1855603 Control Series (Electronic Controls) Door Switch – 15 Amp Standard Gas Oven - 4519715 Control Series (Mech Controls) 3077100 Nameplate - Garland 7-3/8” 4521561 Gasket, MP Door Seal 4521381 Door Gasket Frame - Top & Bottom 4521382 Door Gasket Frame - Sides LT/RT...

  • Page 72: Door Components - Gas Moisture

    DOOR COMPONENTS - GAS MOISTURE + Revised_Plumbing Components (Gas) Page 72 Part # MPSM07 (03/24/08)
  • Page 73 GARLAND PARTS IDENTIFICATION Plumbing Components (Gas) ITEM PART # DESCRIPTION QUANTITY 4521609 W/A Tubing Cavity Spritz 4517477 Grommet, H2O Line .313 IDX1 OD 1934903 Fitting-CC To CC, 1/4 SS 1934302 Tubing-moisture, Valve-cavity 4521608 Tubing, Rinse Water Rear 1934801 Fitting-Elbow, 1/8 NPT SS...

  • Page 74: Exterior Components - Gas Moisture Plus

    EXTERIOR COMPONENTS - GAS MOISTURE PLUS Revised_Exterior Components (Gas) Page 74 Part # MPSM07 (03/24/08)
  • Page 75 GARLAND PARTS IDENTIFICATION Main Exterior ITEM PART # DESCRIPTION QUANTITY 1925301 Cover – Upper Trim 1920002 Cover – Main Top 1920201 Cover – Body Side, Left 1936999 Outer Vent Assembly 4521061 Cover – Body Side, Right 1931801 Cover – Control Panel Left 4520867 Cover –...

  • Page 76: Wire Diagrams & Harnesses

    GARLAND PARTS IDENTIFICATION Wire Diagrams & Harnesses PART # DESCRIPTION Model Wire Diagrams 4521570 W/D 115V 60HZ Gas Mech Control Standard 4521571 W/D 115V 60HZ Gas Fast Control Deluxe Wire Harness 1935002 W/H - Core Probe Deluxe 1936074 W/H - Door Switches, Mech...
  • Page 77 Part # MPSM07 (03/24/08) Page 77...
  • Page 78 Page 78 Part # MPSM07 (03/24/08)
  • Page 79 Part # MPSM07 (03/24/08) Page 79...

This manual is also suitable for:

Moisture+ mp-gs-10-sMoisture+ mpgs20sMoisture+ mpgd20sMoisture+ mp-gd-10-s

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