Honeywell bendis king KLN 94 Maintenance Manual page 66

BENDIX/KING
5.3.3 REPAIR
A. General
This section contains information required to perform limited repairs on the KLN 94
unit. The repair or replacement of damaged parts in airborne electronic equipment
usually involves standard service techniques. In most cases, examination of draw-
ings and equipment reveals several approaches to perform a repair. However, cer-
tain repairs demand following an exact repair sequence to ensure proper operation
of the equipment. After correcting a malfunction in any section of the unit, it is rec-
ommended that a repetition of the functional test of the unit be performed.
B. Repair Precautions
Rev 0, Sept/2000
When necessary to disturb the dress of wires and
cables, note the positions before disturbing and re-
store them to proper dress after cleaning.
(1)
(2)
(3)
(4)
(5)
(d) Ceramic and plastic parts should be cleaned as follows:
(1)
(2)
(3)
1. Ensure that all ESDS and MOS handling precautions are fol-
lowed.
2. Perform repairs and replace components with power discon-
nected from equipment.
3. Use a conductive table top for repairs and connect table to
ground conductors of 60Hz and 400Hz power lines.
4. Replace connectors, coaxial cables, shield conductors, and
twisted pairs only with identical items.
5. Reference "component side" of a printed circuit board in this
manual means the side on which components are located;
"solder side" refers to the other side. The standard referenc-
es are as follows: nearside is the component side; farside is
the solder side; on surface mount boards with components
on both sides, the nearside is the side that has the J####
and P#### connector numbers.
15599M00.JA
NOTE:
Blow dust from surfaces, holes, and recessesd using
an air jet.
Finish cleaning chassis by wiping finished surfaces
with a lint-free cloth moistened with solvent.
Dry with a clean, dry, lint-free cloth.
When thoroughly clean, touch-up any minor damage
to the finish.
Protect the chassis from dust, moisture, and damage
pending inspection.
Blow dust from surfaces, holes, and resesses using
an air jet.
Finsih cleaning chassis by wiping finished surfaces
with a lint-free cloth moistened with solvents.
Dry with a clean, dry, lint-free cloth.
KLN 94
Page 5-27