Lang CR-30 Service Manual

Installation

Operation

Maintenance

CR-30

Convection Oven Range

Lang Manufacturing Company 6500 Merrill Creek Parkway Everett, WA 98203 Part Number: 60802-06 Rev. A Phone: 425-349-2400 Fax: 425-349-2733 Copyright: 11/94

NOTICE TO INSTALLERS

The range top is shipped assembled to the oven base but can be separated from the oven if necessary.

1. Remove the panel from the side of the oven, over the control compartment.

2. Note the location of the four wires coming from the range top and remove them from the circuit breakers.

3. Remove two bolts, that hold the range top to the oven, from the front of the oven at the upper left and right corners.

4. Remove three sheetmetal screws from the strap on the back of the oven.

5. Lift the range top from the oven.

Reverse the above procedure to install the range top.

Lang Manufacturing Company 6500 Merrill Creek Parkway Everett, WA 98203 Part Number: 60802-06 Rev. A Phone: 425-349-2400 Fax: 425-349-2733 Copyright: 11/94

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

INTRODUCTION ............................................................................................................................2

RECEIVING THE APPLIANCE................................................................................................2

MODEL NUMBERS...................................................................................................................2

VENTILATION AND CLEARANCES......................................................................................3

ASSEMBLY................................................................................................................................ 3

TOE BASE.................................................................................................................... 4

RANGE TOP TO OVEN..............................................................................................3

ELECTRICAL CONNECTION..................................................................................................4

OPERATION....................................................................................................................................5

INITIAL START UP................................................................................................................... 5

SETTING THE GRIDDLE TEMPERATURE............................................................. 5

SETTING THE BURNER SWITCHES ....................................................................... 5

CLEANING THE COOKING SURFACE....................................................................5

DRYING THE HEATING ELEMENTS...................................................................... 5

SETTING THE OVEN TEMPERATURE ...................................................................5

SEASONING THE GRIDDLE ................................................................................................... 5

OPERATING THE OVEN.......................................................................................................... 6

MAINTENANCE.............................................................................................................................. 7

DAILY CLEANING....................................................................................................................7

WEEKLY CLEANING...............................................................................................................7

PARTS LIST..................................................................................................................................... 8

RANGE TOP............................................................................................................................... 8

OVEN..........................................................................................................................................8

WIRING DIAGRAM ....................................................................................................................... 10

TCR-30 (ACCUTEMP) - 208/240 VOLT................................................................................... 10

TCR-30 (ACCUTEMP) - 480 VOLT.......................................................................................... 12

SCR-30 (SELECTRONIC) - 208/240 VOLT.............................................................................. 13

SCR-30 (SELECTRONIC) - 480 VOLT.....................................................................................15

WARRANTY ....................................................................................................................................16

INTRODUCTION

RECEIVING THE APPLIANCE

Upon receipt of the appliance, 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, make a written request for inspection by the carrier's agent within 15 days of delivery. All packing material should be kept for inspection.

merchandise to Lang Manufacturing Company.

Uncrate the appliance 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.

File your claim with the carrier.

MODEL NUMBERS

The CR-30 range is available in several different models. The ovens are supplied with a mechanical thermostat control (Accutemp) or a solid state temperature

selector (Selectronic). The range top can be supplied without an oven and installed on 4 inch legs. The range top is offered with three types of cooking surfaces, these are: round french plates, an 18 inch

griddle, and a 12 inch hot top.

Do not return damaged

The model number contains information about the range configuration, below is an example.

1. S = Selectronic, T = Accutemp

2. CR = Convection Range, RT = Range Top Only

3. 30 = 30 inches wide

4. G = Griddle, H = Hot Top, S = French Plates

5. (Optional) M = Marine Approved (Not shown above)

VENTILATION AND CLEARANCES

Standard minimum clearance from

2 inches from sides 4 inches from back 4 inches from floor

Keep the appliance area free and clear of combustible material and do not obstruct the flow of ventilation air.

The installation of any components such as a vent hood, grease extractors, and/or fire extinguisher systems, must conform to the their applicable nationally recognized installation standards.

combustible

construction is as follows:

ASSEMBLY

TOE BASE

Assemble the toe base prior to installing it on the oven.

1. Bolt the sides, front, and back using eight 10-32 X 1/2 screws, nuts, and lockwashers.

2. Gently tip the oven forward and install two 3/8 X 1 1/4 studs (provided in toe base hardware) into threaded inserts for the rear oven legs.

3. Place the toe base into position with the front flange facing forward (make sure the base is square).

4. Place the oven onto the toe base so that the studs in the rear threaded inserts nest into the holes at the rear of the toe base.

5. Thread two 3 / 8 bolts and washers (p rovided in toe base hardware) thro ugh t he base’s front flange and into the threaded inserts for the oven’s front legs.

RANGE TOP TO OVEN

The range top is shipped assembled to the oven base but, can be separated from the oven if necessary.