Garland G2071 Service Manual

INSTALLATION OPERATION

AND SERVICE MANUAL

G2000 SERIES GAS BAKE AND

ROAST DECK OVENS

FOR YOUR SAFETY:

DO NOT STORE OR USE GASOLINE

OR OTHER FLAMMABLE VAPORS OR

LIQUIDS IN THE VICINITY OF

THIS OR ANY OTHER

APPLIANCE

WARNING:

IMPROPER INSTALLATION, ADJUSTMENT, ALTERATION, SERVICE OR MAINTENANCE CAN CAUSE PROPERTY DAMAGE, INJURY,

OR DEATH. READ THE INSTALLATION,

OPERATING AND MAINTENANCE

INSTRUCTIONS THOROUGHLY

BEFORE INSTALLING OR

SERVICING THIS EQUIPMENT

AND RETAIN FOR FUTURE REFERENCE.

THIS PRODUCT HAS BEEN CERTIFIED AS COMMERCIAL COOKING EQUIPMENT AND MUST BE INSTALLED BY PROFESSIONAL

PERSONNEL AS SPECIFIED.

IN THE COMMONWEALTH OF MASSACHUSETTS

THIS PRODUCT MUST BE INSTALLED BY A

LICENSED PLUMBER OR GAS FITTER. APPROVAL NUMBER: G-1-07-05-28

For Your Safety: Post in a prominent location, instructions to be followed in the event the user smells gas. This information shall be obtained by consulting

your local gas supplier.

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The information contained herein, (including design and parts specifications), may be superseded and is subject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.

PLEASE READ ALL SECTIONS OF THIS MANUAL

GARLAND COMMERCIAL INDUSTRIES

185 East South Street Freeland, Pennsylvania 18224 Phone: (570) 636-1000 Fax: (570) 636-3903

Part # P125 Rev 1 (05/20/08) Page 1

GARLAND COMMERCIAL RANGES, LTD.

1177 Kamato Road, Mississauga, Ontario L4W 1X4 CANADA Phone: 905-624-0260 Fax: 905-624-5669

Enodis UK LTD.

Swallow eld Way, Hayes, Middlesex UB3 1DQ ENGLAND Telephone: 081-561-0433 Fax: 081-848-0041

IMPORTANT INFORMATION

WARNING: This product contains chemicals known to the state of california to cause cancer and/or birth defects or other reproductive harm. Installation and servicing of this product could expose you to airborne particles of glass wool/ceramic fibers. Inhalation of airborne particles of glass wool/ceramic fibers is known to the state of california to cause cancer. Operation of this product could expose you to carbon monoxide if not adjusted properly. Inhalation of carbon monoxide is known to the state of california to cause birth defects or other reproductive harm.

Keep appliance area free and clear of combustibles.

Part # P125 Rev 1 (05/20/08)Page 2

TABLE OF CONTENTS

Important Information . . . . . . . . . . . . . . . . . 2

Dimensions And Specications,

G2000 Series . . . . . . . . . . . . . . . . . . . . . . . . . . 4

OVEN SPECIFICATIONS . . . . . . . . . . . . . . . . . 5

General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

INTRODUCTION. . . . . . . . . . . . . . . . . . . . . . . . 5

Garland Variety Ovens . . . . . . . . . . . . . . . . . . . . . . . 5

INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . 6

Pre-Installation Instructions . . . . . . . . . . . . . . . . . . 6

Rating Plate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Location of the Oven . . . . . . . . . . . . . . . . . . . . . . . . . 6

Clearances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Legs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Assembly of Two-Section Oven . . . . . . . . . . . . . . . 7

Installation of Oven Vent . . . . . . . . . . . . . . . . . . . . . 7

Top Trim Installation . . . . . . . . . . . . . . . . . . . . . . . . . 8

Ovens with Optional Light Feature . . . . . . . . . . . . 8

Gas Connection-Single & Multiple Ovens . . . . . . 8

Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Burn O – Deck Curing . . . . . . . . . . . . . . . . . . . . . . 10

User Guide – Timetable for Roasting . . . . . . . . . 11

User Guide – Timetable for Baking . . . . . . . . . . . 13

Maintenance . . . . . . . . . . . . . . . . . . . . . . . . .14

Painted Finishes . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

Stainless Steel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

Oven Interior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Cleaning of Oven Hearth . . . . . . . . . . . . . . . . . . . .14

Adjustments. . . . . . . . . . . . . . . . . . . . . . . . . . 15

Oven Door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

Thermocouple Replacement . . . . . . . . . . . . . . . . 15

Magnet Assembly & Thermocouple Test . . . . . 15

Oven Burners . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16

Thermostat Operation . . . . . . . . . . . . . . . . . . . . . . 16

Instructions for FDO Heavy Duty Control . . . . . 17

By-Pass Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . 17

Recalibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Installation Of Oven Heat Deectors, Corderite/Steel Hearths &

Inner Oven Linings . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Ventilation and Air Supply . . . . . . . . . . . . . . . . . . . . 9

Installation of a Direct Flue . . . . . . . . . . . . . . . . . . . 9

Part # P125 Rev 1 (05/20/08) Page 3

DIMENSIONS AND SPECIFICATIONS, G2000 SERIES

17"

(432mm)

3/4" NPT

GAS INLET

55-1/4"

(1416mm)

10-5/8"

(280mm)

(51mm)

(25mm)

2-1/4"

(57mm)

(76mm)

27-7/8"

(708mm)

(51mm)

38-1/4"

(972mm)

G2121-71

G2073

7B 7B

12R

G2121-771

G2071

12R

T7B

12R

G2122

G2771

G2072

7B 7B

12R

T7B

12R

G2123

G2122-71

G2772

G2071-771

G2121-72

G2121

12R

7B = 7" Bake

T7B = Twin 7" Bake

12R = 12" Roast

All Models Natural Propane

Manifold

Operating Pressure

Minimum

Supply Pressure

Clearances To Combustible Wall

Sides Back

1” (25mm) 6” (152mm)

MODEL A B C D E F G Total BTU

G2071

G2072

G2073

G2121

G2122

G2123

G2771

G2772

G2121-71

G2121-72

G2121-771

G2122-71

G2071-771

5.5" WC

(13.7 Mbar)

7.,0" WC

(17.4 Mbar)

50" (1270mm) 58" (1473mm) 401⁄2" (1664mm) 31" (787mm) 40,000

581⁄2" (1270mm) 661⁄2" (1689mm) 311⁄2" (800mm) 49" (1283mm) 22" (559mm) 80,000

60" (1524mm) 68" (1727mm) 151⁄2" (394mm) 33" (838mm) 501⁄2" (1283mm) 6" (152mm) 120,000

55" (1397mm) 63" (1600mm) 401⁄2" (1664mm) 31" (787mm) 40,000

601⁄2" (1537mm) 681⁄2" (1740mm) 231⁄2" (597mm) 46" (1168mm) 14" (356mm) 80,000

75" (1905mm) 83" (2018mm) 151⁄2" (394mm) 38" (965mm) 601⁄2" (1537mm) 6" (152mm) 120,000

60" (1524mm) 68" (1727mm) 401⁄2" (1664mm) 501⁄2" (1283mm) 31" (787mm) 50,000

621⁄2" (1587mm) 701⁄2" (1791mm) 151⁄2" (394mm) 251⁄2" (648mm) 43" (1092mm) 53" (1346mm) 6" (152mm) 100,000

631⁄2" (1613mm) 711⁄2" (1816mm) 311⁄2" (800mm) 54" (1372mm) 22" (559mm) 80,000

65" (1651mm) 73" (1854mm) 151⁄2" (394mm) 38" (965mm) 551⁄2" (1410mm) 6" (152mm) 120,000

571⁄2" (1460mm) 651⁄2" (1664mm) 151⁄2" (394mm) 38" (965mm) 48" (1219mm) 6" (152mm) 90,000

70" (1778mm) 78" (1981mm) 151⁄2" (394mm) 38" (965mm) 601⁄2" (1537mm) 6" (152mm) 120,000

601⁄2" (1537mm) 681⁄2" (1664mm) 231⁄2" (597mm) 41" (1041mm) 51" (1295mm) 14" (356mm)

10.0" WC

(24.9 Mbar

11.0" WC

(27.4 Mbar)

Part # P125 Rev 1 (05/20/08)Page 4

90,000

OVEN SPECIFICATIONS

General

Construction:

Ovens are of the sectional type with each section operating independently. Sectional type with each section operating independently. Sectional design makes it easy to add additional sections as required. Heavy duty modular construction minimizes the use of hard to clean screws and bolts on the exterior of the oven. Cleaning is easier and more complete. Sections are supported on heavy steel legs, which are easily changed as sections are added. Oven legs are standard equipment.

Bake Section:

Bake section interior is 42” x 32” x 7” each section. The ¾” corderite deck is provided as standard equipment. A 12 gauge steel hearth may be substituted if specied before placing order.

General Purpose Section:

Two compartments 42” x 32” x 7” each section. Each provided with its own deck and door. Standard deck is ¾” thick corderite. A 12 gauge hearth may be substituted if specied before placing order.

Roast Sections:

The 12” roast interior is 42” x 32” x 12”. Interior of the 16” sections is 42” x 32” x 16”. A 12 gauge steel hearth is provided as standard for both 12” gauge steel hearth is provided as standard for both 12” and 16” sections. A corderite deck is available as an optional extra.

Burners:

Each oven is heated by two “U” shaped lance ported burners ring directly on heavy steel tread plate between the burners and the deck. In each oven section, a heavy duty throttling/ snap action gas thermostat controls burners to provide a 150º to 500º Fahrenheit temperature range aording low temperature holding feature. Each section is further provide with an independent ON/OFF gas valve and 100% safety pilot system.

Venting:

Flue deector is provided to meet ventilation system requirements. Internal ues connect for stacking.

Oven Door:

Oven door is engineered with precise balance and exceptional durability. Door opens to full width of oven cavity and to exact level of horizontal oven deck for unobstructed loading. Door will support tin excess of 250 pounds of load.

INTRODUCTION

Garland Variety Ovens

The dependable line of Garland Variety Heavy Duty Bake and Roast Ovens are designed for use where quality foods are prepared in mass quantity. These ovens are ideal for hotels, hospital, schools, larger cafeterias, dining rooms and all other high production operations.

Basic Variety Oven sections are designed for stacking to provide an innite choice of bake and roast combinations. Independently operated oven sections with separate controls, aord the advantage of cooking a variety of products at dierence temperatures at the same time.

Part # P125 Rev 1 (05/20/08) Page 5

GARLAND’S new Variety Oven line was designed to give years of dependable service. Engineering excellence assures customers of quality construction and products that perform well. This addition to the GARLAND family of commercial cooking products is testimony to the dedicated eorts of our employees, who have pride in their workmanship and therefore, build better products that reect this spirit.

INTRODUCTION Continued

Rating Plate

When corresponding with the factory or your local authorized factory service center regarding service problems or replacement parts, be sure to refer to the particular unit by the correct model number (including the prex and sux letters and numbers) and the warranty serial number. The rating plate axed to the unit contains this information.

We suggest installation, maintenance and repairs should be performed by your local authorized service agency listed in your information manual pamphlet.

In the event you have any questions concerning the installation, use, care or service of the product, write or call our Product Service Department.

This product must be installed by professional personnel as specied. Garland/U.S. Range products are not approved or authorized for home or residential use, but are intended for commercial applications only. Garland / U.S. Range will not provide service, warranty, maintenance or support of any kind other than in commercial applications.

Location of the Oven

Appliances shall be installed in a location in which the facilities for ventilation permit satisfactory combustion of gas and proper venting. Appliances shall be located so as not to interfere with proper circulation of air within the conned space. When buildings are so tight that normal inltration does not provide the necessary air, outside air shall be introduced.

Clearances

NOTE: Unit must be installed with no less than 6 inches (152mm) clearance from combustible construction at both sides and rear. Installation to non-combustible construction is (0”) clearance at both sides and rear. The unit suitable for installation on combustible oors.

INSTALLATION

Pre-Installation Instructions

The importance of proper installation of commercial gas cooking equipment cannot be over stressed. Proper performance of the equipment is dependent, in great part, on the compliance of the installation with the manufacturer’s specications. The installation and connections must comply with local codes, or in the absence of local codes, with CAN/CGA-B149 installation code or with the National Fuel Gas code, ANSI Z 223.1/NFPA No. 54 – latest edition.

All burner adjustments and setting shall be made by a qualied gas technician.

A. The type of gas for which the unit is equipped is stamp on

the date plate located behind lower front panel. Connect a unit stamped “NAT” only to natural gas; connect a unit stamped “PRO” only to propane gas.

B. If it is a new installation, have gas authorities check meter

size and piping to assure that the unit is supplied with sucient amount of gas pressure required to operate the unit.

C. If it is additional or replacement equipment, have gas

authorities check pressure to make certain that existing meter and piping will supply fuel at the unit with not more than 1/2” water column pressure drop.

Part # P125 Rev 1 (05/20/08)Page 6

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