Fuses
8-14
Force EZ-C Series Service Manual
2.
Release the fuse drawer by inserting the screwdriver into the slot on top of the
fuse drawer and pulling gently on the drawer. Slide the drawer out.
3.
Remove each blown fuse from the fuse drawer.
4.
Replace each blown fuse with one of the same type and rating.
•
For 110-120 V operation, use two F8A fuses.
•
For 220-240 V operation, use two T4A fuses.
5.
Slide the fuse drawer into its slot until it snaps into place.
6.
Connect the power cord to the receptacle on the rear panel.
Replacing the Fuse on the Low Voltage Power Supply
Equipment
•
Phillips screwdriver
•
Fuse puller
Remove the blown fuse from the low voltage power supply.
1.
Turn off the generator and disconnect the power cord from the wall
receptacle.
2.
Loosen the four screws that secure the cover to the chassis. Lift the cover off
the chassis.
3.
Remove the Control board.
a.
Remove the screw that secures the retention bracket to the left rear heat
sink. Set the screw and bracket aside for reinstallation.
b.
Unlock the connector on the Control board and disconnect the Display
board ribbon cable from the Control board.
c.
Carefully slide the Control board straight up to disconnect it from the
Power Supply/RF board. Set the board aside in an antistatic container for
reinstallation.
4.
Use a fuse puller to remove the blown fuse from the low voltage power
supply.
Warning
Electric Shock Hazard
– To allow stored energy to dissipate after disconnecting
power, wait at least five minutes before replacing parts.
Caution
The generator contains electrostatic-sensitive components. When repairing the
generator, work at a static-control workstation. Wear a grounding strap when
handling electrostatic-sensitive components,
except
when working on an
energized generator. Handle circuit boards by their nonconductive edges. Use an
antistatic container for transport of electrostatic-sensitive components and circuit
boards.