Replace The Fuses - Hach EZ-Serie Manual Del Usuario

9.17 Replace the fuses

Electrocution hazard. Remove power from the instrument before this procedure is
started.
Fire hazard. Use the same type and current rating to replace fuses.
Use only fuses that have the specified current and triggering characteristics. An incorrect fuse can
cause injury and damage. Find the cause of a blown fuse before the fuse is replaced. The analyzer
has the three fuses that follow:
• F3: Fuse for the power supply, the PC and the controller, 1 A
• F4: Fuse for the power supply for the valves and pumps, 3.15/4 A
• F5: Fuse for the sensor, 500 mA
Refer to the illustrated steps that follow to replace a fuse.
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