Replacing Fuses - Hitachi OPTIGEN AP3600 User Manual

10. Repeat steps 7 and 8 until the strip test indicates zero (0) ppm. Refill reagent and DI water containers to 50 ml and 4 L respectively to
ensure sufficient DI water is available to perform rinses. The reagent containers should be refilled after two rinse cycles. The main
container should be refilled after 5 rinse cycles.
11. Once strip testing returns 0 ppm result, perform 2 additional rinses.

Replacing Fuses

Required Tools and Materials
•
Flat screwdriver
•
Replacement fuses (AC 100-120V T10A 250V; AC 200-240V T7A 250V)
Procedure
1. Turn the main power switch of the AP3600 instrument to the OFF position (0).
FIGURE D-2. AP3600 Main Power Switch
2. Unplug the AC power cord to the AP3600 instrument.
3. Use a flat screwdriver to rotate the fuse box counterclockwise to remove the fuse holder assembly.
FIGURE D-3. AP3600 Fuse Box
4. Pull out and replace the fuse.
D-2
Maintenance
OFF Position