Electronic Timers - Polaroid 100 Series Repair Manual

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ELECTRONIC TIMER
PROBABLE CAUSE
-
PROBLEM
,
-
Battery weak.
than :.6 vde.)
,
Battery voltage low. (Less
-
Battery drain greater than Timer faulty.
::0
microamps.
1. Timer battltfY dead. Timer completely dead.
-
(No
light,
no sound)
::!. [)efective timer switch,
, ,
,
,
3. Break. in the timer cable.
-
,
4. DefeCTive timer.
,
I
,
-
,
Timer is inaccurate, Electronic component de-­
,
fective,
-
,
,
lamp doesn't
lidtt
J. Battery dead.
2, Bulb burned out.
3. Switch contacts not
-
making.
4. Open in the timer circuit.
5. Defect.ive tJmer­
, ,
-
lamp will not extjnguish.
I. Switch confacts bridged.
2. Short circuit in (he timer.
-
No "beep" at end of timing
Brass transducer plate out
cyde (after lamp has lit). of position.
-
Timer "beeps" interrnit
w
Lamp burned
OUI.
tently long after Hming
,
-
cycle completed,
,
, ,
-
-
-
-
25
-
CORRECTIVE ACTION
Rcpll.lcc timer battery,
R~pla~e rimer assembly,
L Repbce
baUery,
.;, A{Uos( or replace thl'
tim~r
switdl
a~
detatied in S(.'Ction V.
3. Repair or replac!:.
4. Replace the tim.:r
aSSI •
.'mbty.
Replace limer as.o;embly,
L Replace battery.
2. RepJace timer assembly.
3. Adjust switch as detailed jn Section V.
4. Replace the timer assembly.
5. RepJace the timer assembly,
J. Repair or replace switch,
2, Replace the timer assembly.
Replace the timer assembly.
Replace the timer assembly,