COMPONENT MAINTENANCE MANUAL
IN 1502H RADAR INDICATOR
TM109102
5-4
May/01
(1) Perform exterior cleaning as follows:
(a) Wipe dust cover and exterior of chassis with a lint-free cloth dampened with
denatured alcohol.
(b) Use a clean camels-hair (or equivalent) brush saturated with denatured alcohol to
remove any foreign matter from rear connector.
(c) Clean display using lens paper.
(d) Open any blocked ventilation holes in the dust cover by first saturating the debris
clogging the apertures with denatured alcohol and then blowing the loosened
material out with an air stream.
(2) Perform interior chassis cleaning as follows:
(a) Remove dust and other dirt from all surfaces, including parts and wiring, using a
soft bristle camels-hair (or equivalent) brush in conjunction with a clean, dry air jet
(25 to 38 psi).
(b) Any dirt that cannot be removed in the previous step should be removed using a
soft bristle camels-hair (or equivalent) brush saturated with isopropyl alcohol. Use
a clean, dry air jet (25 to 38 psi) to remove excess isopropyl and loosened dirt.
(3) Perform printed circuit board cleaning as follows:
CAUTION:
AVOID AIR-BLASTING DELICATE PARTS
(a) Remove dust and other dirt from board surfaces and components using a soft
bristle camels-hair (or equivalent) brush in conjunction with a clean, dry air jet (25
to 38 psi).
(b) Any dirt that cannot be removed in the previous step should be removed using a
soft bristle camels-hair (or equivalent) brush saturated with isopropyl alcohol. Use
a clean, dry air jet (25 to 38 psi) to remove excess isopropyl alcohol and loosened
dirt.
(4) Perform connector cleaning as follows:
(a) Wipe dust and dirt from bodies, shells and cable clamps using lint-free cloth
moistened with denatured alcohol.
(b) Wipe dry with a clean, dry, lint-free cloth.
(c) Remove dirt and lubricant from inserts, insulation and terminals using soft bristle
camels-hair (or equivalent) brush saturated with denatured alcohol.
(d) Dry insert with clean, dry air jet (25 to 38 psi).
The document reference is online, please check the correspondence between the online documentation and the printed version.
