Lang Manufacturing ecoq-ap-wb Service Manual

Installation

Operation

Maintenance

Troubleshooting

Model: ECOQ-AP-WB

Quarter Size Convection Oven

Star Manufacturing International 10 Sunnen Drive St. Louis, MO 63143
Part Number: 2M-W732 Phone: [phone] Fax: [phone]
Rev A WWW.STAR-MFG.COM

May 18, 2007

1. TABLE OF CONTENTS

CHAPTER PAGE

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

2. OPERATOR WARNINGS (READ FIRST)...............................................4

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

4. UNPACKING...........................................................................................7

5. INSTALLATION.......................................................................................8

6. INITIAL START-UP .................................................................................9

7. OPERATION ...........................................................................................10

8. SEQUENCE OF OPERATION ...............................................................15

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

10. TROUBLESHOOTING ............................................................................17

11. PARTS LISTS .........................................................................................20

12. WIRING DIAGRAMS...............................................................................21

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2. WARNINGS

IMPORTANT READ FIRST IMPORTANT

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.

DANGER:

WARNING:

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

1.) INSTALLATION OF THIS LANG CONVECTION OVEN MUST BE DONE

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

2.) ALWAYS KEEP THE AREA NEAR THE APPLIANCE FREE FROM

COMBUSTIBLE MATERIALS.

3.) BEFORE PERFORMING ANY WORK ON INTERNAL COMPONENTS,

DISCONNECT THE APPLIANCE FROM THE ELECTRIC POWER
SUPPLY.

4.) KEEP WATER AND SOLUTIONS OUT OF CONTROL AND

ELECTRICAL EQUIPMENT. NEVER SPRAY WATER ON THE
APPLIANCE WHICH MAY PERMIT LIQUID TO GET INTO THE
CONTROL AND ELECTRICAL EQUIPMENT AREAS.

4

2. WARNINGS CONT’D

CAUTION:

1.) KEEP FLOOR IN FRONT OF EQUIPMENT CLEAN AND DRY. IF

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

2.) MOST CLEANERS ARE HARMFUL TO THE SKIN, EYES, MUCOUS

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

3.) USE OF ANY REPLACEMENT PARTS OR OTHER THAN THOSE

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

4.) BE SURE ALL OPERATORS READ, UNDERSTAND AND FOLLOW

THE OPERATING INSTRUCTIONS, CAUTIONS AND SAFETY
INSTRUCTIONS CONTAINED IN THIS MANUAL.

5.) SHIPPING STRAPS ARE UNDER TENSION AND CAN SNAP BACK

WHEN CUT.

6.) 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.

NOTICE:

IMPORTANT:

1.) NEVER LEAVE A CHLORINE SANITIZER IN CONTACT WITH

STAINLESS STEEL SURFACES LONGER THAN 10 MINUTES.
LONGER CONTACT CAN CAUSE CORROSION.

1.) SERVICE PERFORMED BY OTHER THAN FACTORY AUTHORIZED

PERSONNEL WILL VOID ALL WARRANTIES.

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3. EQUIPMENT DESCRIPTION

Lang Model: ECOQ-AP-WB

Electric Quarter-Size Convention Oven

Exterior Construction

• The oven exterior dimensions are 19” (48.26cm) Wide, 24” (60.96cm) High, 28”

(71.12cm) Deep (with legs) plus a 1-3/8” (3.49cm) handle extension on the door.

• The Front, Top, and Sides are constructed of stainless steel with an aluminized back

and bottom.

• The oven door comes standard with a window and is reversible for either left or right

directional opening.

• The door handle is constructed of Stainless Steel and Polymer.

• The oven cavity is insulated with high temperature insulation for efficiency and

reduced heat loss.

Interior

• The dimensions of the oven cavity are 15-5/8” (39.68cm) Wide, 13” (33cm) High,

14-1/2” (36.83)(cm) Deep.

• The oven is designed for three shelves and comes with three Chrome Plated Racks.

• The interior air deflection baffle is constructed of stainless steel.

Operation

• The ECOQ-AP is a forced air convention oven with a vented oven cavity.

• The air is driven by a 1/6 HP fan motor.

Controls

• The ECOQ-AP comes with the Lang “Purple” Computerized controls which include:

∗ Pre-Programmable Product Selections.

∗ Independent Shelf Timers for each Shelf.

∗ Load Control through use of Cooking Curves.

∗ Shelf Compensation Timing for uniform baking.

Technical

• Oven operates as shipped on either 208 or 240 Volt Single Phase on a 20 Amp.

Circuit. It is shipped with a Power Cord and Plug attached.

• Floor space required is 19” (48.26cm) Wide, 28” (71.12cm) Deep.

• The oven weighs 158 lb. (71.8 Kilograms).

• Each oven is shipped with a stacking kit to stack multiple ovens.

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4. UNPACKING

3.1 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 packing material should be kept for inspection.
Do not return damaged merchandise to Lang Manufacturing Company. File your
claim with the carrier.

3.2 Location

Prior to un-crating, move the oven 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.

3.3 Un-crating

The oven 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.

CAUTION

OVEN WEIGHS 158 LBS (71.8 kilograms). FOR SAFE HANDLING

INSTALLER SHOULD OBTAIN HELP AS NEEDED OR EMPLOY

APPROPRIATE HANDLING EQUIPMENT TO REMOVE GRIDDLE FROM

SKID.

CAUTION

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

(158LBS).

Remove oven from skid and place in intended location.

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