Lang GCCO-T Service Manual

Installation, Operation, & Maintenance

Model: GCCO-T,

Gas Full Size Convection Oven

Lang Manufacturing 10 Sunnen Drive, St. Louis, MO 63143
Rev. H-36267 Phone: [phone] Fax: [phone]
Part# 60800-30 WWW.LANGWORLD.COM © Copyright 2001

THIS MANUAL MUST BE RETAINED FOR FUTURE REFERENCE.
READ, UNDERSTAND AND FOLLOW THE INSTRUCTIONS AND
WARNINGS CONTAINED IN THIS MANUAL.

FOR YOUR SAFETY

DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE
VAPORS AND LIQUIDS IN THE VICINITY OF THIS OR ANY
OTHER APPLIANCE.

POST IN A PROMINENT LOCATION

INSTRUCTIONS TO BE FOLLOWED IN THE EVENT USER
SMELLS GAS. THIS INFORMATION SHALL BE OBTAINED BY
CONSULTING YOUR LOCAL GAS SUPPLIER. AS A MINIMUM,
TURN OFF THE GAS AND CALL YOUR GAS COMPANY AND
YOUR AUTHORIZED SERVICE AGENT. EVACUATE ALL
PERSONNEL FROM THE AREA.

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.

Model #: Purchased From:

Serial #:

Location:

Date Purchased:

Purchase Order #:

Lang Manufacturing 10 Sunnen Drive, St. Louis, MO 63143
Rev. H-36267 Phone: [phone] Fax: [phone]
Part# 60800-30 WWW.LANGWORLD.COM © Copyright 2001

Date Installed:

For Service, Call:

TABLE OF CONTENTS

CHAPTER PAGE

TABLE OF CONTENTS ....................................................................................... 3

READ FIRST ......................................................................................................... 4

EQUIPMENT DESCRIPTION ............................................................................. 6

UNPACKING ........................................................................................................ 7

INSTALLATION .................................................................................................. 8

INITIAL START-UP ............................................................................................. 12

OPERATION ......................................................................................................... 13

MAINTENANCE & CLEANING PROCEDURES ............................................. 16

TROUBLE SHOOTING ........................................................................................ 17

PARTS LIST ......................................................................................................... 19

WIRING DIAGRAM ............................................................................................ 20

WARRANTY ........................................................................................................ 21

3

IMPORTANT READ FIRST IMPORTANT

CAUTION: THE OVEN WEIGHS 500 LBS. FOR SAFE HANDLING,

INSTALLER SHOULD OBTAIN HELP AS NEEDED, OR
EMPLOY APPROPRIATE MATERIALS HANDLING
EQUIPMENT (SUCH AS A FORKLIFT, DOLLY, OR
PALLET JACK) TO REMOVE THE UNIT FROM THE
SKID AND MOVE IT TO THE PLACE OF
INSTALLATION.

CAUTION: ANY STAND, COUNTER OR OTHER DEVICE ON

WHICH THE OVEN WILL BE LOCATED MUST BE
DESIGNED TO SUPPORT THE WEIGHT OF THE
OVEN.

CAUTION: SHIPPING STRAPS ARE UNDER TENSION AND CAN

SNAP BACK WHEN CUT.

WARNING: INSTALLATION OF THE UNIT MUST BE DONE BY

PERSONNEL QUALIFIED TO WORK WITH
PLUMBING. IMPROPER INSTALLATION CAN CAUSE
INJURY TO PERSONNEL AND/OR DAMAGE TO
EQUIPMENT. UNIT MUST BE INSTALLED IN
ACCORDANCE WITH ALL APPLICABLE CODES.

NOTICE: The data plate is located above control panel behind

wire mesh screen. The oven serial number, gas
specifications, and clearance specifications are on
the data plate. This information should be carefully
read and understood before proceeding with the
installation.

NOTICE: The installation of any components such as a vent

hood, grease extractors, fire extinguisher systems,
must conform to their applicable National, State and
locally recognized installation standards.

WARNING: THIS APPLIANCE IS EQUIPPED WITH A 3-PRONG

(GROUNDING) PLUG FOR YOUR PROTECTION
AGAINST SHOCK HAZARD AND MUST BE PLUGGED
DIRECTLY INTO A PROPERLY GROUNDED 3-PRONG
RECEPTACLE. DO NOT CUT OR REMOVE THIS
GROUNDING PRONG FROM THE PLUG.

WARNING: CONVECTION OVENS INSTALLED WITH CASTERS

MUST HAVE THE FOLLOWING: A CONNECTOR
THAT COMPLIES WITH THE STANDARD FOR
CONNECTORS FOR MOVABLE GAS APPLIANCES
ANSI Z21.69 LATEST EDITION, A QUICK
DISCONNECT THAT COMPLIES WITH THE
STANDARD FOR QUICK DISCONNECT DEVICES FOR
USE WITH GAS FUEL, ANSI Z21.141 LATEST
EDITION, A TETHER OR OTHER MEANS TO LIMIT
APPLIANCE MOVEMENT WITH OUT RELIANCE ON
THE GAS SUPPLY PIPING. SECURELY ATTACH THE
TETHER TO THE EYEBOLT PROVIDED AT THE REAR

OF THE APPLIANCE.

4

IMPORTANT READ FIRST IMPORTANT

WARNING: BEFORE LIGHTING, USE A SOAP AND WATER

SOLUTION TO TEST ALL JOINTS FOR GAS LEAKS.

NOTICE: During the first few hours of operation you may notice a

small amount of smoke coming off the oven, and a faint
odor from the smoke. This is normal for a new oven
and will disappear after the first few hours of use.

CAUTION: ALWAYS KEEP THE AREA NEAR THE APPLIANCE

FREE FROM COMBUSTIBLE MATERIALS.

CAUTION: KEEP FLOOR IN FRONT OF EQUIPMENT CLEAN AND

DRY. IF SPILLS OCCUR, CLEAN IMMEDIATELY, TO
AVOID THE DANGER OF SLIPS OR FALLS.

WARNING: KEEP WATER AND SOLUTIONS OUT OF CONTROLS.

NEVER SPRAY OR HOSE CONTROL CONSOLE.

CAUTION: MOST CLEANERS ARE HARMFUL TO THE SKIN, EYES,

MUCOUS MEMBRANES AND CLOTHING.
PRECAUTIONS SHOULD BE TAKEN TO WEAR RUBBER
GLOVES, GOGGLES OR FACE SHIELD AND
PROTECTIVE CLOTHING. CAREFULLY READ THE
WARNING AND FOLLOW THE DIRECTIONS ON THE
LABEL OF THE CLEANER TO BE USED.

NOTICE: Never leave a chlorine sanitizer in contact with stainless

steel surfaces longer than 10 minutes. Longer contact
can cause corrosion.

NOTICE: Service on this, or any other, LANG appliance must be

performed by qualified personnel only. Consult your
authorized service station directory or call the factory at
1-800-224-LANG (5264), or WWW.LANGWO RLD.COM
For the service station nearest you.

WARNING: BOTH HIGH AND LOW VOLTAGES ARE PRESENT

INSIDE THIS APPLIANCE WHEN THE UNIT IS
PLUGGED/WIRED INTO A LIVE RECEPTACLE. BEFORE
REPLACING ANY PARTS, DISCONNECT THE UNIT
FROM THE ELECTRIC POWER SUPPLY.

CAUTION: USE OF ANY REPLACEMENT PARTS OTHER THAN

THOSE SUPPLIED BY LANG OR THEIR AUTHORIZED
DISTRIBUTORS CAN CAUSE BODILY INJURY TO THE
OPERATOR AND DAMAGE TO THE EQUIPMENT AND
WILL VOID ALL WARRANTIES.

5

EQUIPMENT DESCRIPTION

Lang Model: Lang Model: GCCO-T

Exterior Construction

The oven exterior dimensions are 40” (100 cm) Wide, 32” (80 cm) High, 38” (95
cm) Deep. The Top, Front, Back, and Sides are constructed of stainless steel with an
aluminized bottom.

The oven doors come standard with a double pane window.
The door handle is constructed of Stainless Steel and Phonolic Tubing.
The oven cavity is insulated with high temperature insulation for efficiency and

reduced heat loss.

Interior Construction

The oven cavity dimensions are 29” (72.5 cm) Wide, 20” (50.84 cm) High, 21”
(53.38 cm) Deep.

The interior of the oven is constructed of porcelainized stainless steel.

Operation

The GCCO-T oven is a forced air convection oven with a vented oven cavity.
The air is driven by a 1/3 HP fan motor.

Controls

Easy to use manual control knobs.
Pulse and two-speed fan.

Technical

The GCCO-T oven operates on either Natural Gas or Propane. This must be
specified when ordering.

Floor space required is 48” (122.6 cm) wide, 44” (112.5 cm) deep.
The oven weighs 500 lbs. (227.28 kg).
Contact the factory for correct orifice sizes when installing oven above 4000 ft.
The GCCO-T has electronic ignition and requires a 120-Volt single-phase

connection.

6

UNPACKING

Receiving the Oven

Upon receipt, check for freight damage, both visible and concealed. Visible
damage should be noted on the freight bill at the time of delivery and signed by the
carrier's agent. Concealed loss or damage means loss or damage, which does not
become apparent until the merchandise has been unpacked. If concealed loss or
damage is discovered upon unpacking, make a written request for inspection by the
carrier's agent within 15 days of delivery. All packi ng material should be kept for
inspection. Do not return damaged merchandise to Lang Manufacturing
Company. File your claim with the carrier.

Location

Prior to un-crating, move the oven as near to its intended location as practical. The
crating will help protect the unit from the physical damage normally associated
with moving it through hallways and doorways.

Un-crating

The oven will arrive completely assembled inside a wood frame and strapped to a
skid. Cut the straps and remove the wood frame.

CAUTION: THE OVEN WEIGHS 500 LBS. FOR SAFE HANDLING,

INSTALLER SHOULD OBTAIN HELP AS NEEDED, OR
EMPLOY APPROPRIATE MATERIALS HANDLING
EQUIPMENT (SUCH AS A FORKLIFT, DOLLY, OR
PALLET JACK) TO REMOVE THE UNIT FROM THE
SKID AND MOVE IT TO THE PLACE OF
INSTALLATION.

CAUTION: ANY STAND, COUNTER OR OTHER DEVICE ON WHICH

THE OVEN WILL BE LOCATED MUST BE DESIGNED
TO SUPPORT THE WEIGHT OF THE OVEN.

CAUTION: SHIPPING STRAPS ARE UNDER TENSION AND CAN

SNAP BACK WHEN CUT.

Remove Oven from skid and place in intended location.

7