WhitakerAudio AM/FM Stereo Tuner 2012, Assembly & User Manual, Page: 70 / 166

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WhitakerAudio
5.3 Chassis and Final Assembly
Unpack the chassis and position it on the work surface. Place a towel or other soft covering on the
work surface to avoid scratching the finish. Note there may be some rough edges on the drill holes
and cutouts. Be careful to avoid cuts or nicks.
– Find the side chassis handles and install using the #8 hardware provided. Use the handles
during the following construction steps to ensure a good grip on the chassis.
– Find the chassis bottom plate and feet hardware. Install using the hardware provided. Note
that four self-tapping #6 screws are provided. Save these for the final step of assembly—
mounting the bottom plate to the chassis.
The estimated time for completion of the following steps is about 10 hours. The chassis and
final assembly process is divided into a number of sub-sections, allowing the builder to proceed at
a measured pace. A full-size image of the completed chassis (bottom view) is provided. Refer to
this image as you complete the steps that follow.
5.3.1 Front Panel Components
Collect the front panel components, which include the following:
• Front panel handles
• Power switch (SW1)
• Planetary reduction drives
• Rotary input switch (SW2)
• Pilot lamp (PL1)
• Front panel knobs (2 large, 1 small)
– Install the front panel handles using the #8 hardware provided. Be careful to not scratch
the finish. Note that the front panel handles are decorative and should not be used to move
the tuner after it is has been completed.
– Mount the power switch (SW1) to the front panel as follows. Unscrew the push-button
from the device. Remove the mounting nut and washer from the shaft of the switch.
Mount the switch to the chassis/panel and secure using the washer and nut provided. Do