Control Automatico Tec.

CONSTANT TEMPERATURE OVEN
MICROPROCESSOR CONTROLLED
FLOOR MODELS: FX14-2 & FX28-2
INSTALLATION AND OPERATIONAL MANUAL
Sheldon Manufacturing Inc. P.O. Box 627 Cornelius, Oregon 97113 EMAIL: tech@Shellab.com INTERNET: http://www.Shellab.com/~Shellab 1-800-322-4897 (503) 640-3000 FAX (503) 640-1366

TABLE OF CONTENTS
SECTION 1.0 SECTION 2.0 SECTION 3.0 SECTION 4.0 SECTION 5.0 SECTION 6.0SECTION 7.0 SECTION 8.0 SECTION 9.0 RECEIVING AND INSPECTION GRAPHIC SYMBOLS INSTALLATION PRECAUTIONS CONTROL PANEL OVERVIEW OPERATION MAINTENANCE TROUBLESHOOTING PARTS LIST UNIT SPECIFICATIONS SCHEMATICS

REV. 10/04 4861581

These units are general purpose air ovens for professional, industrial or educational use where the preparation or testing of materials is done at approximately atmosphericpressure and no flammable, volatile or combustible materials are being heated. These units are not intended for hazardous or household locations or use.

2

Section

RECEIVING AND INSPECTION

1

Your satisfaction and safety require a complete understanding of this unit. Read the instructions thoroughly and be sure all operators are given adequate training before attempting to put theunit in service. NOTE: This equipment must be used only for its intended application; any alterations or modifications will void your warranty. 1.1 Inspection: The carrier, when accepting shipment, also accepts responsibility for safe delivery and is liable for loss or damage. On delivery, inspect for visible exterior damage, note and describe on the freight bill any damage found, and enter yourclaim on the form supplied by the carrier. Inspect for concealed loss or damage on the unit itself, both interior and exterior. If necessary, the carrier will arrange for official inspection to substantiate your claim. Return Shipment: Save the shipping crate until you are sure all is well. If for any reason you must return the unit, first contact your customer service representative forauthorization. Supply nameplate data, including model number and serial number. Accessories: Verify that all of the equipment indicated on the packing slip is included with the unit. Carefully check all packaging before discarding. The HX14-2 are equipped with 3 shelves, 12 shelf clips and 4 leveling feet. The FX28-2 is equipped with 6 shelves, 24 shelf clips and 4 leveling feet.

1.2

1.3

1.4

3GRAPHIC SYMBOLS

2
Section

Your oven is provided with a display of graphic symbols which should help in identifying the use and function of the available user adjustable components. 2.1 This symbol indicates that you should consult your manual for further description or discussion of a control or user item. Indicates “AC Power” Indicates “Manual Control” Indicates “Timer”

2.2 2.3 2.42.5 2.6 2.7 2.8

°C

Indicates “Degrees Celsius” Indicates “Temperature” Indicates “Over Temperature Safety” Indicates “Earth Ground”

2.9

Indicates “Potential Shock Hazard” behind partition

4

INSTALLATION

3
Section

Local city, county or other ordinances may govern the use of this equipment. If you have any questions about local requirements, please contact the appropriatelocal agency. Installation may be performed by the end user. Under normal circumstances this unit is intended for use indoors, at room temperatures between 5° and 40°C, at no greater than 80% Relative Humidity (at 25°C) and with a supply voltage that does not vary by more than 10%. Customer service should be contacted for operating conditions outside of these limits. Installation of the FX28-2requires hard wiring and should be performed by a qualified electrical technician. The next higher circuit breaker value above the data plate amperage may be used provided the requirements in article 422 of the National Electric Code are met (USA). The FX14-2 can be installed by the end user without a technician. 3.1 Power Source: The electrical supply circuit to the oven must conform to all...