Left Rear Heat Sink Component
Replacement Procedures
Force EZ-C Series Service Manual
8-19
Left Rear Heat Sink Component
Equipment
•
Phillips screwdriver
Remove the Left Rear Heat Sink
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 screw that secures the retention bracket to the left rear heat sink.
Set the screw and bracket aside for reinstallation.
4.
Disconnect the 4-wire heat sink (bridge rectifier) cable from J5 on the Power
Supply/RF board.
5.
Remove the two screws that secure the heat sink to the chassis. Next, insert
the screwdriver into the holes on the outside of the chassis and remove the two
screws that secure the heat sink to the Power Supply/RF board. Set the screws
aside for reinstallation.
6.
Carefully lift the left rear heat sink to disconnect the heat sink components
from their sockets on the Power Supply/RF board.
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.
