DIVERSITECH FRED SR, Operation & Maintenance Manual

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8

4.2 Controls

4.1 To Operate Safely

4.3 Pre-Use Checklist

•     Read and understand 

SECTION 1:  Safety Precautions

 and ensure 

SECTION 3:  Pre-Installation

 has been followed.

•     Before plugging unit in to an input power source, look at the manufacturer’s label located on the exterior of the unit 

        and ensure the source is correctly sized in terms of Voltage and Amperes. 
•     Prior to use in your application, turn the unit ON, and perform a function test. To do so:
           1. LOOK: Have the front and back doors been closed properly.

           2. Turn switch to ON position.  
           3. LOOK:  Is the unit level, stable, and that nothing is obstructing the extraction path.
           4. LISTEN:  Does the motor and suction sound smooth and within expected volumes.
           5. FEEL: Place your hand on top of the unit and sense for unexpected vibration. Place you hand in front of 
               the intake hood/surface and sense for expected level(s) of suction. 

•     Inform all potential users of this equipment where they may find and review this manual.

•  The machine controls are basic, and consist solely of a power switch with ON and OFF positions.  

•  If the machine is equipped with a Minihelic differential pressure gauge, the Minihelic should 
        read between .8 and 4.2 inches W.C. during normal operation.   
•  For a reading of more than 4 inches W.C, consult 

SECTION 5: Maintenance 

        and Troubleshooting

 as filter servicing may be required.

•  Read and understand 

SECTION 1:  Safety Precautions

 and 

SECTION 4:  Operation before use

•  Read and understand all Material Safety Data Sheets and Manufacturer’s instructions of all  
    process materials, consumables, and equipment used in conjunction with this equipment.
•  Keep away from all mechanical moving parts including motor, gears, and other pinch points.
•  Do not use product without first confirming if a Spark Arrestor is required and installed for 

    the type of dust, or fumes you are extracting and/or collection. If you are unsure, call a                 
    

Diversitech representative at 1-800-361-3733.

SECTION 4 - OPERATION