Allied Healthcare Products DC Portable Aspirator L190CE

Pull out the two 4 amp fuses from the drawer

Replace with fuses of equal size and rating (4 amp, 250V)

Replace the fuse drawer into the power entry

Use a flat blade screwdriver to rotate the fuse holder cap 1/8 turn counter-clockwise

Replace the 10 amp, 250V slow blow fuse with one of equal size and rating

Did you ensure all fuses are replaced with ones of equal size and rating to prevent fire/shock hazard?

Remove the Case Front from the Case Bottom

Disconnect the tubing connecting the regulator elbow fitting to the bulkhead fitting assembly

Remove the regulator knob by loosening the two set screws

Remove the regulator hex cap by unscrewing from the regulator body

Remove the regulator and gauge assembly from the Front Case

Assemble new gauge with its face oriented parallel to the Front Case control panel surface

Replace the tubing after each patient

Disposal of Bacteria Filter, Tubing & Collection Bottle

Dispose of materials in accordance with state and local codes for biohazard materials

Record the vacuum reading with the filter open to atmosphere

Is the vacuum reading in excess of 50 mm Hg?

Treat the following as biohazard materials

Has alcohol or solvents been used extensively?

Remove the Case Back and Case Front from the Case Bottom

Disconnect solenoid wire from the battery (+)

Disconnect the solenoid wire from the purple wire of the Wire Harness Assembly

Remove the screws that attach the Mounting Plate Assembly to the Case Bottom

Lift up and remove the Mounting Plate Assembly from the Case Bottom

Disconnect the tube that connects to the solenoid inlet port

Remove the fitting from the solenoid inlet port

Remove the screws and washers that attach the solenoid to the mounting plate