Nidec Refractor Nidek RT-900

CAUTION: Use two AA batteries (LR6, R6, or UM-3) for replacement. Removing the batteries from the remote control does not clear the program contents.

Detach the battery case cover from the rear side of the remote control

CAUTION: The direction of batteries must be the same as plus and minus marks printed in the battery case of the remote control. Leakage of battery acid may cause malfunction of the remote control or damage the periphery.

NOTE: When disposing of the dead batteries, follow the local governing ordinances and recycling plans.

Sign off on the battery replacement

Warning: This cleaning procedure requires trained personnel with PPE!

Check if the measuring windows are clean

If the windows are dirty or smudged, proceed with the following steps

Press and turn the dial counterclockwise until the PD value becomes 80 mm

Press to converge the lens banks

Loosen the two screws on page 8-2 with a hexagonal wrench

Remove the disk cover and clean the inside of the measuring window

Note: When the disk cover is removed, pay attention not to soil the inside with such as fingerprints. Perform this in a clean room so that dust does not get in the inside

Warning: Do not run the printer without paper. It may damage the printer head.

Warning: Do not pull the paper in the printer forcefully. It may cause malfunction of the printer.

Push down the lever on the left and turn the gear to rewind the paper

Remove the used printer paper roll

Remove the printer paper roller shaft from the used paper roll

Insert the shaft into a new paper roll

Set the end of the paper into the paper inlet as shown on the right

Cut the end cleanly and pass the paper through the paper inlet as illustrated on the right

Warning: Make sure the refractor head is securely locked before detaching any parts

Forehead rest cleaned with a clean cloth and a diluted neutral detergent solution

Forehead rest wiped dry completely

Face shields cleaned with a clean cloth and a diluted neutral detergent solution

Sign off on the cleaning procedure

Warning: Only use specified fuses. Ensure power is off and cord is disconnected before starting.

Power cord unplugged from wall outlet and power inlet

Upload a photo of the old fuses

Upload a photo of the new fuses installed

Caution: Ensure the fuse holder's voltage indication matches the supplied power voltage.

Fuse holder's voltage indication matches the supplied power voltage

Sign off on the fuse replacement