Philco 937 Service Manual

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PH
ILCO
TRANSITOhIE
SERVICE
B.ROA
DCAST
JANUARY
3,
1939
ffiion-
PHILCO
MODET
937 of
Auto Radio
Manual
No.
Descriptlon
Bracket (.\utonatie
Part
ilo,
Control
Mtg.)
.........5t-0638
Dlstributor nesistor
.
..
...33-1196
Int€rference
Condenser
....30-.1007.
Disl .....
.. ..
.55-0304
Tuning
ud
Volume Xnob,.27-4689
DTT AND
IST.
A
@
@
@
@
(D
@
@
@
@
@
@
@
@
@
No.
(D
/.rrr
@
o
o
G)
@
o
C'
@
@
@
@
@
@
@
@
@
@
@
@
@
(1,000,000
ohms)
.....33-510257
@
Second
I.
!'.
'l'ransl0flilr.r ..05-001;
@a Rrsisror
(l:',0rllr
,'lrnrsr . .33-31533;
@
Condtnser
(.01mld.)
....61-0011
€i
Padder
(see. 2nd
I.
l.'.
lYrns.)
@
Resistor
(3:J0,000 ohn)s) 33-433337
@ \tol. Control (1,000,0(10
ohms)
and on-Off
Slitch .......33-5263
Condenser
(.25
mf(i.)
....30-1{lS
Resisl0r (6,000 olrnls)
.
.:13-960:l:li
Condenscr
(250
nrmfd.) ...30-1032
Resistor
(2{0,{)l){)
olrnrs)
:l:l-{21:l:li
Condrnscr
(.01
mfd.)
....30-4501
Resist0r
({90,000
ohnrs) 33-{.1933i
Fllt€r
Con(lrnsrr
(10-10-20 mfd.) ........61-00?s
Besistor
({;l)
olrnrs)
. .
.33-1{533?
Condrn*,r (.1 nf(I.) ......30-{4ll!l
Condensrr
({;.{}(10 mmfd.
)..30-{091
Condcnser
(.02
nrfd.) ....30-{,tti
Rsistor
(2,000 ohms)
..33-:12041?
PARTS
LIST
l{0. Desc?iption
Pri
No.
€9 0utput'lrilnslornrer
......65-00{8
O
Receplion
and l'ush llutlon
Conlrol
. ......i7-0179
@ ConeKit.....
.91-0028
(}
t'ield Coil
.
.. .. ...Not
lleulsceable
@
Antennf,
l'rddcr
Asscn)bly.
.
?
7-01
72
@
Wa,fer
switch
....... ,..
.
i7-0180
@
0scillator Transforner
(High
l'rtq.;
..
'65-0088
@a 0scillator Tralslornrer
(trIod.
l'req.)
...{;5-0089
€0b
0scilliltor
Trmsfornrer
(Lorv
l'rc(1.)
...65-0000
Tuninj.r Condrnser
........63-0016
F'irst I'adder
(on Tun.
Cond.)
Silrer
Cap
Condenser
(390
mmfd.)
...61-0031
Low
l'requency Padder
....31-6930
Siher
Cap
Condenser
(:l:|l)
ilrnrfd.)
..61-0003
Oscillator'l'rusfo:mer
....65-0052
Second
l'adder (on Tun.
Cond.)
Condensrr (1:)
mnfd.) ...,61-0038
lll0t0r and
lirlay
.{ssentl)ly 77-01?8
Resistor (500 olrns)
...33-150438
Push
llutton
and
laeccDtion
('ontrol
lssr:]l,ly
7?-0179
Resistor (20,000
ohms). .33-320337
nesistor (25,000 ohnls).
.33-325437
0n-Off
Switch and
Volume
Control (1,000,000
ohnrs)
33-5268
@)
Ilolor
.........83-0001
@ Vibrator
.......41-3398
@
Condenser
(.;mid.)
.....30-4474
@ ".\"
Choko
...
..65-0057
@
Condenser
(25(lnrmfd.) ...61-0033
@ ('ondonser (2iio
nnrfd.
)
. . .61-0033
@
Ilesistor ('J00 ohrns) ...33-190347
@a
nesistor
(1;-)0
ohnrs) ...33-115317
@
Condrnser
(.i) nrfd.)
.....30-4565
(D
Porvrr
Ttanslornr0r
.,.....65-0016
@
Vibrator
Choke .
..
...,,.
.32-2183
()
Filanrnt
Ch0ke
..........65-0057
@ Choke
........32-1374
@
Condenser
(250mmfd.) ...61-0033
l{o.
@
@
@
@
@
@
@
@
@
6,
@
@
@
@
o
Q'---x-
FrcuRx
I
SCHEMATIC MODEL
937
9
)
f
f"
l.E
=
47OKC
I
DEr- 0sc.
NOrE:
rop
vrEws
oF
SwrrcH
waFEEl_aE!_!.!-9!dN
CONNECTED FOR
OPERATION
ON COIL
NE
t.
MODEL
937
Description
Part
No.
Condenser
(.01
mfd.)
....30-447U
\Dtrnnil
('ll0li(
.
.;7-0161
Ant€nna
Conlpensating
condenser
.
..
,Part of
@
.{ntenna
Translornlrr
......65-00ti5
Condcnser
(.05
mfd.)
....30-44.14
Ilesistor
(i0,000
ohnrs)..33-370257
Oondens0r (.0r-)
ilrfd.)
. ...30-414.1
li.
li'.'lrrnslornler
-
-.....65-0009
Il(sistor (.l0,lr0U olrils). .33-33913;
lesistor (10,0t10 ohnrs).
.33-31033i
Condenser
(.5
nifd.)
......30-4565
Oondenser
(.0; nfd.)
....30-4569
Ilesistor
(500 ohnrs)
. . .33-150133
Condenser (:150 mmtd.) ...61-0033
nesist0r (99,000
ohnrs).
.33-39933i
Condenser
(250 mnfd.) ...61-0033
nesist0r
(!i,0{)U
Ohns).
.33-32533i
Paddcr
(lti.
1st
I.
!'. 'lrans.)
First
I. l'.
Transforu'r
...65-00{{
Padder (Sec.
lst I. !'.
Trans.)
Condenser
(.05 nfd.
)
.
..
.30-1,1{1
Rcsist0r
(000 ohns) ....33-f90138
Rosistor
Frounr
2
r
GO
:
6, 65,
6PM,
3L, 45,72:
6