Lang Manufacturing MM-36 Parts List

Service Manual for the Lang Models:

MM-24, MM-36, MM-48

Lang Manufacturing Company 6500 Merrill Creek Parkway Everett, WA 98203

Phone: 1-800-224-5264 Fax: 1-425-349-2733

CHAPTER PAGE

1. TABLE OF CONTENTS .......................................................................1

2. READ FIRST ........................................................................................2

3. EQUIPMENT DESCRIPTION...............................................................4

4. INSTALLATION....................................................................................5

5. START-UP ...........................................................................................7

6. GENERAL OPERATION ......................................................................10

7. SEQUENCE OF OPERATION .............................................................11

8. TROUBLESHOOTING .........................................................................12

9. TECHNICAL DATA...............................................................................13

10. WIRING DIAGRAMS ............................................................................14

11. PARTS LIST.........................................................................................16

IMPORTANT READ FIRST IMPORTANT

CAUTION:

DANGER:

WARNING:

NOTICE:

CAUTION:

EACH UNIT IS 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 MELTER WILL BE LOCATED MUST BE DESIGNED TO SUPPORT THE WEIGHT OF THE MELTER.

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

THIS APPLIANCE MUST BE GROUNDED AT THE TERMINAL PROVIDED. FAILURE TO GROUND THE APPLIANCE COULD RESULT IN ELECTROCUTION AND DEATH.

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.

The data plate is located at the lower front of the left side of unit. The melter 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.

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.

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

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

KEEP FLOOR IN FRONT OF EQUIPMENT CLEAN AND DRY. IF SPILLS OCCUR, CLEAN IMMEDIATELY, TO AVOID THE DANGER OF SLIPS OR FALLS.

IMPORTANT READ FIRST IMPORTANT

WARNING:

CAUTION:

NOTICE:

WARNING:

CAUTION:

KEEP WATER AND SOLUTIONS OUT OF CONTROLS. NEVER SPRAY OR HOSE CONTROL CONSOLE, ELECTRICAL CONNECTIONS, ETC.

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.

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.LANGWORLD.COM for the service station nearest you.

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.

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.

EQUIPMENT DESCRIPTION

ELECTRIC CHEESE MELTER

EXTERIOR

The melter dimensions are 19.5” (49.5cm) High, 16.5” (42cm) Deep, 24”, 36”, 48” (61cm, 91cm, 122cm) wide dependent on the actual model number.

The Sides, Bottom, and Rear wall are constructed stainless steel.

The melter cavity is insulated with high temperature insulation for efficiency and reduced heat loss.

INTERIOR

The interior dimension are 9.5” (24cm) High, 14.5” (37cm) Deep, 21.25”, 32”, 45.25” (54cm, 81.25cm, 115cm) wide dependent on the actual model number.

The interior of the melter has one rack that can be placed in 4 different positions.

The interior of the melter has a rack sensitive micro-switch for quick and easy activation.

CONTROLS

♦

AUTOMATIC

Front two elements will only glow red when the rack sensitive micro-switch is activated. If there is nothing on the rack the melter is in a standby mode with all three elements warm.

Note: With food on the rack the rear element should never turn red or get hot.

♦

CONTINUOUS

Front two elements are on all the time.

Note: The Rear element should never turn red or get hot.

INSTALLATION

RECEIVING THE MELTER

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 Company. File your claim with the carrier.

Prior to un-crating, move the melter as near 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.

ELECTRICAL

Electrical service routing may be made through either of two 1 1/4 inch knockouts provided. One may be found along the bottom edge of the back panel. The second knockout is located on the bottom of the unit.

Reference the Data Plate on the left side of the unit for amperage, voltage and phase requirements. Insure that the power supply is sufficient to meet the units power needs.

Check your local or national electrical code for fuse or circuit breaker requirements.

PHASING

All model numbers MM-24 and MM-36 are shipped single phase. MM-48 is shipped three phase and can be swapped to single phase by moving wire #3 to L1.

ELEMENT INSTALLATION

Elements for all electric model MM Cheesemelters are shipped, packaged separately, within the equipment shipping crate.

These should be inspected upon opening of the shipping carton. If an element is found damaged or broken, notify the Freight Company immediately. Reference manual section entitled "Receiving - Inspection and Claims,” request an inspection and file a hidden damage claims with the carrier.

Contact Lang Manufacturing Company to order replacement elements. An invoice will be required by the Freight Company to support the freight claim and reimbursement of costs related to the claim.

Installation of the elements is not warrantable expense. The installer or a qualified service company should complete installation. Damage to elements or equipment resulting from incorrect or improper installation will be the responsibility of the equipment owner or individual installing elements.

Elements installed in new equipment are warranted free of defects in material and workmanship, for a period of 90 days from installation of the equipment. Replacement elements are warranted for a period of 90 days from installation.

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