Lang 248Z Service Manual

Installation,

Operation, and

2M-W359
Rev. H

Maintenance

Instructions

Gas Griddle

Models:

224Z 260Z
236Z 272Z
236ZC Chrome
248Z

Ph: 314-678-6315 Fax: [phone]

265 Hobson Street

WWW.LANGWORLD.COM 03-2018

Smithville, Tennessee 37166Lang Manufacturing

Safety

CAUTION: THE GRIDDLE IS EXTREMELY HEAVY. 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 GRIDDLE WILL BE LOCATED MUST BE
DESIGNED TO SUPPORT THE WEIGHT OF THE
GRIDDLE.

CAUTION: SHIPPING STRAPS ARE UNDER TENSION AND CAN

SNAP BACK WHEN CUT.

DANGER: THIS APPLIANCE MUST BE GROUNDED AT THE

TERMINAL PROVIDED. FAILURE TO GROUND THE
APPLIANCE COULD RESULT IN ELECTROCUTION
AND DEATH.

WARNING: INSTALLATION OF THE UNIT MUST BE DONE BY

PERSONNEL QUALIFIED TO WORK WITH
ELECTRICITY. 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 on top of the control box. The

griddle voltage, wattage, serial number, wire size,
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.

NOTICE: During the first few hours of operation you may

notice a small amount of smoke coming off the unit,
and a faint odor from the smoke. This is normal for a
new griddle 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.

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

DANGER

WARNING

CAUTION

NOTICE

POTENTIALLY HAZARDOUS SITUATION WHICH, IF NOT
AVOIDED, COULD RESULT IN DEATH.

POTENTIALLY HAZARDOUS SITUATION WHICH, IF NOT
AVOIDED, COULD RESULT IN DEATH OR SERIOUS INJURY.

POTENTIALLY HAZARDOUS SITUATION WHICH, IF NOT
AVOIDED, MAY RESULT IN MINOR OR MODERATE INJURY.

Helpful operation and installation instructions and tips are
present.

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 THAT THE 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 Date installed
Purchase order # For service, call

3

CHAPTER PAGE

Safety .............................................................................................. 2

Table Of Contents ........................................................................... 4

Equipment Description .................................................................... 7

Unpacking ....................................................................................... 9

Installation ....................................................................................... 10

Initial Start-Up.................................................................................. 13

Operation......................................................................................... 14

Cleaning Procedures....................................................................... 19

Troubleshooting............................................................................... 20

Exploded View................................................................................. 22

Parts List ......................................................................................... 23

Wiring Diagram................................................................................ 28

4

IMPORTANT READ FIRST IMPORTANT

THE GRIDDLE IS EXTREMLY HEAVY. FOR SAFE HANDLING, INSTALLER
SHOULD OBTAIN HELP AS NEEDED, OR EMPLOY APPROPRIATE

CAUTION

CAUTION

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.

ANY STAND, COUNTER OR OTHER DEVICE ON WHICH THE GRIDDLE
WILL BE LOCATED MUST BE DESIGNED TO SUPPORT THE WEIGHT OF
THE GRIDDLE.

CAUTION

WARNING

NOTICE

NOTICE

WARNING

NOTICE

SHIPPING STRAPS ARE UNDER TENSION AND CAN SNAP BACK WHEN
CUT.

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.

The data label is located behind the front panels on the inside face of each
body side. The English label is on the left; the French language label is on
right. The griddle 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.

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.

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.

When this appliance is installed with casters, it must be installed with the
casters supplied, a connector complying with either ANSI Z21.69 • CSA

6.16 and a quick-disconnect device complying with ANSI Z21.41 • CSA 6.9.
It must also be installed with restraining means to guard against
transmission of strain to the connector as specified in the appliance
manufactures instructions.

NOTICE

WARNING

NOTICE

CAUTION

Kits designed to accommodate griddles from sea level to 5000 feet.
Contact factory for orifice sizes on installations above 5000 feet.

BEFORE LIGHTING, USE A SOAP AND WATER SOLUTION TO TEST ALL
JOINTS FOR GAS LEAKS.

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

ALWAYS KEEP THE AREA NEAR THE APPLIANCE FREE FROM
COMBUSTIBLE MATERIALS.

5

IMPORTANT READ FIRST IMPORTANT

KEEP FLOOR IN FRONT OF EQUIPMENT CLEAN AND DRY. IF SPILLS

CAUTION

NOTICE

NOTICE

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

Once the griddle temperature set point has been changed, it will heat to
that setting each time the griddle is turned on. Refer to “Changing the
Griddle Temperature.

In order for the Day Part feature to work properly, you must set up at least
two day parts. If only one day part is set, the control will use this setting as
the default temperature setting.

WARNING

CAUTION

NOTICE

NOTICE

WARNING

CAUTION

KEEP WATER AND SOLUTIONS OUT OF CONTROLS. NEVER SPRAY OR
HOSE CONTROL CONSOLE.

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.

Never leave a chlorine sanitizer in contact with stainless steel surfaces
longer than 10 minutes. Longer contact can cause corrosion.

Service on this or any other Lang Manufacturing appliance must be
performed by qualified personnel only. Consult your authorized service
agent directory or call the factory at 314-678-6315, or visit our website at

WWW.LANGWORLD.COM For the service agent nearest you.

HIGH VOLTAGE IS 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.

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.

IMPORTANT
The installation of the Appliance should conform to the NATIONAL FUEL GAS CODE
"ANSI Z223.1/NFPA 54 - LATEST EDITION" AND ALL LOCAL GAS COMPANY RULES
AND REGULATIONS. IN CANADA INSTALLATION SHALL BE IN ACCORDANCE WITH
THE CURRENT CAN/CGA-B149.1 NATURAL GAS INSTALLATION CODE OR
CAN/CGA-B149.2 PROPANE INSTALLATION CODE AND LOCAL CODES WHERE
APPLICABLE.

6

LIMITED EQUIPMENT WARRANTY

Lang Manufacturing [as well as its subsidiaries] warranties new products
to be free from defects in material and/or workmanship for a period
of one [1] year from the date of original installation, except as noted
below. Defects that occur as a result of normal use, within the time period
and limitations defined in this warranty, will at Lang’s discretion have the
parts replaced or repaired by Lang or a Lang-authorized service agency.

THIS WARRANTY IS SUBJECT TO ALL LISTED CONDITIONS.

Repairs performed under this warranty are to be performed by a Lang­authorized service agency. Lang will not be responsible for charges
incurred or service performed by non-authorized repair agencies.
In all cases, the nearest Lang-authorized service agency must be used.

Lang will be responsible for normal labor charges incurred in the repair or
replacement of a warrantied product within 50 miles (80.5 km) of
an authorized service agency. Time and expense charges for anything
beyond that distance will be the responsibility of the owner. All labor
will need to be performed during regular service hours. Any overtime
premium will be charged to the owner. For all shipments outside the
U.S.A. and Canada, please see the International Warranty for specific
details.

It is the responsibility of the owner to inspect and report any shipping

damage claims, hidden or otherwise, promptly following delivery.

No mileage or travel charges will be honored on any equipment that is

deemed portable. In general, equipment with a cord and plug weighing

less than 50 lb. (22.7 kg) is considered portable and should be taken or

shipped to the closest authorized service agency, transportation

prepaid .

CONTACT

Should you require any assistance regarding the operation or

maintenance of any Lang equipment; write, phone, fax or email

our service department. In all correspondence mention the

model number and the serial number of your unit, as well as the

voltage or type of gas you are using.

Business hours are 8:00 a.m. to 4:30 p.m. Central Standard Time

Telephone [phone]

Fax [phone]

Email [e-mail]

www.langworld.com

WARRANTY EXCLUSIONS

THE FOLLOWING WILL NOT BE COVERED UNDER WARRANTY.

• Any product which has not been used, cleaned, maintained,

or installed in accordance with the directions published in the
appropriate installation sheet and/or owner's manual as well
as national and local codes, including incorrect gas, electrical,
or water connection. Lang is not liable for any unit which has been
mishandled, abused, misapplied, subjected to chlorides, harsh
chemicals, or caustic cleaners, damaged from exposure
to hard water, modified by unauthorized personnel, damaged
by flood, fire, or other acts of nature [or God], or which have
an altered or missing serial number.

• Installation, labor, and job checkouts, calibration of heat controls,
air and gas burner/bypass/pilot adjustments, gas or electrical
system checks, voltage and phase conversions, cleaning
of equipment, or seasoning of griddle surface.

• Replacement of fuses or resetting of circuit breakers, safety
controls, or reset buttons.

• Replacement of broken or damaged glass components, quartz

heating elements, and light bulbs.

• Labor charges for all removable parts in gas charbroilers and
hotplates, including but not limited to burners, grates, and radiants.

• Any labor charges incurred by delays, waiting time, or operating
restrictions that hinder a service technician’s ability to perform
service.

• Parts that fail or are damaged due to normal wear or labor for

replacement of Items that can easily be replaced during a daily
cleaning routine. such as but not limited to silicone belts, PTFE
non-stick sheets, knobs, control labels, bulbs, fuses, quartz
heating elements, baskets, racks, and grease drawers.

• Components that should be replaced when damaged or worn,
but have been field-repaired instead [eg. field-welded fry pots]

• Any loss of business or profits.

ADDITIONAL WARRANTIES

Specialty/chain specific versions may also have additional

and/or extended warranties.

PRODUCTS PARTS LABOR

Lang Chef-Series™

convection ovens

Lang Strato-Series™

convection ovens

Lang convection oven doors

[excluding hardware]

2 years 2 years

2 years 2 years

lifetime

2 years

Lang griddles and charbroilers

chrome griddle surfaces [against

original Lang parts sold to repair

The fore going warrant y is in lieu of any and a ll other warranti es expresse d or implied and c onstitutes the e ntire warranty.

7

peeling]

cast iron grates, burners,

and burner shields

Lang equipment

Service First 1 year

2M-Z22519 • Rev - • 02.2018

2 years 2 years

5 years

180 days

90 days

PRESSURE

REGULATOR

CORD/PLUG &

Equipment Description

WEIGHT

SHIPPING

CLEARANCE FROM NON-

COMBUSTIBLE SURFACES

SIDES BACK BOTTOM

ELECTRICAL CONNECTION

GAS AND ELECTRICAL INPUT REQUIREMENTS

TOTAL BTU INPUT

VOLTAGE AMPS

GAS CONNECTION

10” WC

PROPANE

5” WC

NATURAL

OF

GREASE

NUMBER

NUMBER

NUMBER OF

CONTROLS

OF

DRAWERS

8

BURNERS

SPECIFICATIONS AND INFORMATION

OF GRIDDLE

SQUARE INCHES

DESCRIPTION

MODEL

224Z 24 INCHES 54,000 54,000 ONE 3/4” NPT 115 VOLT 2 SUPPLIED

NUMBER

236Z 36 INCHES 81,000 81,000 ONE 3/4” NPT 115 VOLT 2 SUPPLIED

248Z 48 INCHES 108,000 108,000 ONE 3/4” NPT 115 VOLT 2 SUPPLIED

260Z 60 INCHES 135,000 135,000 ONE 3/4” NPT 115 VOLT 2 SUPPLIED

272Z 72 INCHES 162,000 162,000 ONE 3/4” NPT 115 VOLT 2 SUPPLIED

OVERALL

GRILL SURFACE

WIDTH DEPTH

MODEL

NUMBER

224Z 24 INCHES 23 INCHES 552 2 1 1 0 INCHES 5 INCHES 4 INCH LEG 370

236Z 36 INCHES 23 INCHES 828 3 1 1 0 INCHES 5 INCHES 4 INCH LEG 500

248Z 48 INCHES 23 INCHES 1104 4 1 2 0 INCHES 5 INCHES 4 INCH LEG 650

260Z 60 INCHES 23 INCHES 1380 5 1 2 0 INCHES 5 INCHES 4 INCH LEG 780

272Z 72 INCHES 23 INCHES 1656 6 1 2 0 INCHES 5 INCHES 4 INCH LEG 920

Receiving the Griddle

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
packing material should be kept for inspection. Do not return damaged

merchandise to Lang Manufacturing. File your claim with the carrier.

Location

Prior to un-crating, move the griddle 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 griddle will arrive completely assembled inside a wood frame and
strapped to a skid. Cut the straps and remove the wood frame.

Unpacking

CAUTION

CAUTION

CAUTION

Remove the griddle from the skid and install the legs into the leg receiver
Tubes

Place the griddle in its intended location.

THE GRIDDLE IS EXTREMLY HEAVY. 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.

ANY STAND, COUNTER OR OTHER DEVICE ON WHICH THE GRIDDLE
WILL BE LOCATED MUST BE DESIGNED TO SUPPORT THE WEIGHT OF
THE GRIDDLE.

SHIPPING STRAPS ARE UNDER TENSION AND CAN SNAP BACK WHEN
CUT.

9