Product maintenance
Cleaning proce
dure – interior. To clean the interior of the instrument, perform
the following steps:
1. Blow off dust w
ith dry, low-pressure, deionized air (approximately 9 psi).
2. Remove any remaining dust with a lint-free cloth dampened in ethyl alcohol
and rinse wi
th warm deionized water. (A cotton-tipped applicator is useful for
cleaning in narrow spaces and on circuit boards.)
NOTE. If, after performing steps 1 and 2, a module is clean upon inspection,
skip the remaining steps.
3. If steps 1 and 2 do not remove all the dust or dirt, the instrument may be spray
washed using a solution o f ethyl alcohol by performing steps 4 through 8.
4. Gain access to the parts to be cleaned by removing easily accessible shields
and panels. (Refer to the appropriate module remove and replace procedures
for instructions).
5. Spray wash dirty parts with the ethyl alcohol and wait 60 seconds for the
majority of the alcohol to evaporate.
6. Use hot deionized water to thoroughly rinse them.
7. Dry all parts with low-pressure, deionized air.
8. Dry all components and assemblies in an oven or drying compartment using
low-temperature circulating air.
Lubrication. There is no periodic lubrication required for the TG8000.
TG8000 Multiformat Test Signal Generator Service Manual 1–9
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