Maintenance

Interior Inspection. To access the inside of the waveform generator for inspection and cleaning, refer to the Removal and Installation Procedures in this section.

Inspect the internal portions of the generator for damage and wear, using

Table 6±3 as a guide. Defects found should be repaired immediately.

￿￿UTION￿ To prevent damage from electrical arcing, ensure that circuit boards and components are dry before applying power to the waveform generator.

Table 6-3: Internal inspection check list

Item

Inspect for

Repair action

 

 

 

Circuit b￿ards

L￿￿se, br￿ke￿, ￿r c￿rr￿ded

Re￿￿ve fai￿ed ￿￿du￿e a￿d

 

s￿￿der c￿￿￿ecti￿￿s. Bur￿ed

rep￿ace with a ￿ew ￿￿du￿e.

 

circuit b￿ards. Bur￿ed, br￿ke￿, ￿r

 

 

cracked circuit(ru￿ p￿ati￿g.

 

 

 

 

Resist￿rs

Bur￿ed, cracked, br￿ke￿, b￿is(

Re￿￿ve fai￿ed ￿￿du￿e a￿d

 

tered c￿￿diti￿￿.

rep￿ace with a ￿ew ￿￿du￿e.

 

 

 

S￿￿der c￿￿￿ecti￿￿s

C￿￿d s￿￿der ￿r r￿si￿ j￿i￿ts.

Re-s￿￿der j￿i￿t a￿d c￿ea￿ with

 

 

ethy￿ a￿c￿h￿￿.

 

 

 

Capacit￿rs

Da￿aged ￿r ￿eaki￿g cases.

Re￿￿ve da￿aged ￿￿du￿e a￿d

 

C￿rr￿ded s￿￿der ￿￿ ￿eads ￿r

rep￿ace with a ￿ew ￿￿du￿e fr￿￿

 

ter￿i￿a￿s.

the fact￿ry.

 

 

 

Se￿ic￿￿duct￿rs

L￿￿se￿y i￿serted i￿ s￿ckets.

Fir￿￿y seat ￿￿￿se se￿ic￿￿duc(

 

Dist￿rted pi￿s.

t￿rs. Re￿￿ve devices that have

 

 

dist￿rted pi￿s. Carefu￿￿y straight(

 

 

e￿ pi￿s ￿as required t￿ fit the

 

 

s￿cket￿, usi￿g ￿￿￿g(￿￿se p￿iers,

 

 

a￿d rei￿sert fir￿￿y. E￿sure that

 

 

straighte￿i￿g acti￿￿ d￿es ￿￿t

 

 

crack pi￿s, causi￿g the￿ t￿

 

 

break ￿ff.

 

 

 

Wiri￿g a￿d cab￿es

L￿￿se p￿ugs ￿r c￿￿￿ect￿rs.

Fir￿￿y seat c￿￿￿ect￿rs. Repair ￿r

 

Bur￿ed, br￿ke￿, ￿r frayed wiri￿g.

rep￿ace ￿￿du￿es with defective

 

 

wires ￿r cab￿es.

 

 

 

Chassis

De￿ts, def￿r￿ati￿￿s, a￿d da￿(

Straighte￿, repair, ￿r rep￿ace

 

aged hardware.

defective hardware.

 

 

 

6-6

AWG710 Service Manual