Lang MBSC Service Manual

Installation, Operation, Maintenance and Service Instructions

Micro Bakery Proofer and Staging Cabinet

Model: MBPF 120, MBPF 220, MBPF 380 and MBSC

Lang Manufacturing 10 Sunnen Drive St. Louis, MO.63143-3800 Part Number: 2M-W743 Ph: 314-678-6315 Fax: 314-781-2714 Rev. C WWW.LANGWORLD.COM

September 08, 2015

THE INFORMATION IN THIS MANUAL IS CRUCIAL AND 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.

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.63143-3800 Part Number: 2M-W743 Ph: 314-678-6315 Fax: 314-781-2714 Rev. C WWW.LANGWORLD.COM

Date Installed:

For Service, Call:

September 08, 2015

TABLE OF CONTENTS

CHAPTER PAGE

Table Of Contents ................................................................ 3

Read First ............................................................................ 4

Safety Procedures ............................................................... 6

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

Unpacking ............................................................................ 7

Installation ............................................................................ 8

Initial Start Up ...................................................................... 10

Cinnabon Operation Procedures ......................................... 11

Operation ............................................................................. 12

Maintenance & Cleaning ...................................................... 14

Troubleshooting ................................................................... 15

Parts List .............................................................................. 16

Exploded Views ................................................................... 17

Wiring Diagram .................................................................... 20

ETL File# 3029573 3

CAUTION

DANGER

WARNING

NOTICE

THE UNIT 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.

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

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 AND 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 plate is located on the left-hand side of the unit towards the front. The unit 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.

NOTICE

CAUTION

WARNING

CAUTION

During the first few hours of operation, you may notice a small amount of smoke coming from the unit, and a faint odor from the smoke. This is normal for a new unit 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.

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.

ETL File# 3029573 4

NOTICE

WARNING

CAUTION

Service on this or any other, LANG 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 www.lang world.com or the service agent 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.

ETL File# 3029573 5

SAFETY PROCEEDURES

Lockout Procedure

1. Announce lockout to other personnel.

2. Turn both heat and control power off at main panel.

3. Test lockout by turning power switch on and observing if fan(s) come on. Check heater circuit with voltmeter.

4. Perform necessary repairs or tests.

5. Turn power on at main panel.

6. Announce unit is “on” to other personnel.

Safety Precautions

The manufacturer, Lang Manufacturing, hereby disclaims any and all responsibility for injury, damage, loss or other claim that may occur to person or property form improper alteration, modification, addition, operation, maintenance or service, whether it be mechanical, electrical, fuel, operator motor or otherwise, which may occur from such improper alteration, modification, addition, operation, maintenance or service to this piece of equipment.

Safety Considerations

Your Lang Proofing Cabinet is manufactured to rigid standards. This equipment is N.S.F., E.T.L and C.E. listed and meets safety and sanitation standards.

The presence of safety equipment control and interlocks on an appliance and attendant components of installation cannot in and of themselves, assure absolute safety of operation. Diligent, capable, well-trained operators and maintenance personnel, as well as proper programs of operation and maintenance, are essential to the safe and reliable operation of this appliance.

A. The responsibility of the manufacturer is to supply suitable, comprehensive instructions and

recommendations for the operation and maintenance of the appliance.

B. Trained qualified and factory-authorized personnel must perform all operation, maintenance

and repair of these appliances. It is the responsibility of the owner / operator to ensure that this happens.

C. A regular periodic program of cleaning, inspection and maintenance must be established

and comprehensive maintenance records maintained. It is the sole responsibility of the user to establish, schedule and enforce the frequency and scope of these programs in keeping with recommended practice and with due consideration given to actual operating conditions.

D. The appliance must be operated within the limits, which will not exceed the working limits of

any component within the appliance as a whole.

ETL File# 3029573 6

Equipment Description

Model: MBPF

Proofer, Micro Bakery

Exterior

The unit dimensions are 27⅞” (70.8cm) High with out legs, 46½” (118.10cm) Deep, and 30⅛” (76.5cm) Wide.

The Sides, Bottom, and Rear wall are constructed stainless steel. The unit door is designed with a single pane window.

Interior

The interior dimensions are 18¾” (47.625cm) Wide, 26” (66cm) Deep, and 26⅜” (67cm) High.

Controls

The unit power switch applies power to the temperature and humidity controls.

The unit has both humidity (water) and air (heat) elements. Both elements are easily accessible through the removable side panel.

An infinite switch that has a range from low to high controls the humidity element.

A thermostat that has a 140F (60° C) -temperature range controls the heating element.

Receiving the Unit

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.

Location

Prior to un-crating, move the unit 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.

Un-crating

The PFMB will arrive completely assembled inside a wood frame covered by cardboard box and strapped to a skid. Remove the cardboard cover, cut the straps and remove the wood frame.

Unpacking

ETL File# 3029573 7

CAUTION

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

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

INSTALLING THE CASTERS

The PFMB comes standard with two swivel 4”and two rigid 4” casters that can be mounted on the bottom of the unit. Gently tip the unit onto its back. Bolt the swivel casters to the bottom front of the unit and the rigid casters to the bottom rear of the unit. See illustration below for reference.

Installation

ETL File# 3029573 8

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