1958-63 Motorola VWA63 Radio - Service Manual
Contents
1. ANVONOO3S 741915 TVNIWIBI 1409 a JHL 1633 73 1 1100 30 WOL 380 NO 108 iv QY3101 58348 108 1 ME Piet eee NOLL23NNOO 9 9 Z1 TINO HON OX 629 DIYA 31 amp 2 32 3 108 108 9M 0191 0 OPS 9 ONINAL 21 INdNI 3 3 8 8 IN QARSA VARZA HO LPVLL6P9dC9 FRN 332 LIE 8 13 8 03 Toes ope P INIKLSAfayY LNGH HOLOSTIOO YOA YALAN IHUSNI 45 b dea 335 232 Rem 2E 5 792 01 Af 18 8 709 91 104110 olany 31 dWV 38 48745 16845 21152 21152 21152 LA 9 SA vA ZA TA 141338 INV THNVd INIWNULSNI Se 1 9NIINDOW 1NO34 9NITIVISNI 30 GOHLAW 9NIMOHS T3NVd INIWNYLSNI 3050 V8 MIIA pg 080 1N38 58 2 LAN 2 5 2 8 1133 E H 2 80NX 1 41 TANWd INSWNUISNI 13 02 TIVLGd NOLLVTIVLSNI NOLLVTIVISNI O1GVY JO MIIA 3015 NOILOINNOD 0 31 Au311V8 010 8 S300W 191 O1 8661 0 31 A3311V8 OIOV HOLIMS NOILIN9I 01123 02 01381 41815 9NLLO3NNOO 440 112 STIGOW 6961 3 2961 1 om N 123 02 8V1 0 31 8 OLNO 332. f c T 2 005 mf 500 T 3 20 mmf to 120 mmf trimmer T 4 05 mf 200V mylar Ref Part Description No Number Description ELECTRICAL PARTS R 29 65125 25 100 10 1 2W R 30 65125 21 68 10 1 2W All capacitors ceramic disc R 31 68125010 330 000 10 1 2W type unless otherwise specified 40 mmf to 430 mmf trimmer TRANSFORMERS 24B64613A01 1ST IF 262 5KC 24B64613A02 2ND IF 262 5 25B64610A02 DRIVER USE 25B64610A03 25C64607A01 OUTPUT USE 25C64607A02 005 mf 200V mylar TRANSISTORS 05 mf 100V USE 21A740805 05 mf 1007 USE 21A740805 150 mmf 5007 N750 USE 21R124608 005 mf 500V USE 21R128634 6 4 mf 40V electrolytic also replaces 5 mf used in some sets 6 4 mf 40V electrolytic also replaces 5 mf used in some sets 01 mf 100V 002 mf 100V 03 mf 100 01 mf 100 SPARK PLATE 25 mf 3V electrolytic USE 23C40071A05 01 mf 100 mylar 01 mf 100V mylar 01 mf 100V mylar 100 mmf 5007 750 310 mmf to 390 mmf trimmer 01 mf 100V 100 500 500 mf 16V electrolytic 500 mf 8V electrolytic SPARK PLATE 1 So aa SiS MISCELLANEOUS ELECTRICAL PARTS E 1 48K644681 E 2 48K644681 E 3 500543225 E 4 65R10867 E 65R122345 COILS amp CHOKES 4 5 25B543338 6 24B64785A03 CONTROLS R 8 amp 12 18C64734A03 R 16 18C64735A08 RESISTORS NOTE 65125 81 65125002 65125 85 6512595 6512597 65125 91 6512564 65125 33 11 PUN 65125 93 0 65
3. 125 49 1 65125 83 2 R 13 65125018 R 14 65125 01 R 15 6K543800 R 17 65125 25 R 18 65125 64 R 19 65125 64 20 65125 53 21 65125 57 22 6512559 R 23 65125 41 R 24 65125 81 R 25 65125 75 26 65125 25 65125 23 27 6512525 R 28 65125 64 DIODE 1860 det DIODE 1N60 AGC SPEAKER PM 5 3 20 VC USE 50C562767 BULB pilot light 44 6 3V FUSE 5 amp 1 ag SEE TUNER PARTS CHOKE filter CHOKE RF VOLUME TONE amp SW vollOK tone 100K BIAS 300 20 2W All resistors are insulated compo Sition type unless other specified 22 000 10 1 2W 150 000 10 1 2W 33 000 10 1 2W 82 000 10 1 2W in some sets 100 000 10 1 2W in some sets 56 000 10 1 2W 4700 10 1 2W L 1 2 220 10 1 2W 3 amp 4 SEE CONTROLS 68 000 10 1 2W 1000 10 1 2W 27 000 10 1 2W SEE CONTROLS 680 000 10 1 2W 10 10 1 2W 10 10 1 2W fixed carbon NTC USE 6K540634 SEE CONTROLS 100 10 1 2W 4700 10 1 2W 4700 10 1 2W 1500 10 1 2W 2200 10 1 2W 2700 10 1 2W 470 10 1 2W 22 000 10 1 2W 12 000 10 1 2W 100 10 1 2W in some sets 82 10 1 2W in some sets 100 10 1 26 4700 10 1 28 NEW ITEM APPEARS ANY LIST FOR FIRST TIME LIMITED REPLACEMENT ITEM THE VOLUME OF REPLACEMENT ON THESE ITEMS IS SMALL THEREFORE IT IS SUGGESTED THAT ORDERING BE DONE ONLY AS REQUIRED 48K134602 2SA72 RF amp USE 48K134601 48K134601 2S
4. 1M TVNI9180 9014 N3HL TVNTWH3L NOILIN9I OLNO QV31 010 8 9nd TVNIWH3L NOILINSI 33010 3513 aval 143238 INV INV 13iovug 91W 010 8 JVJ 9NILO3NNO2 5 01 50771 SYL ISIMI 4545 9NITIVISNI 340439 04 2514 ANY 1131 5 Q 92 30 19 4 3925 3NIHOVW S 1342V38 91W YOLOW WidiM THIHSQNIM 3 30 13 Vd 30 1 111139 45 Wu3HSVM 1V14 T3NVd INIWNYLSNI HOLIMS NOILINSIL 30 HOLIMS NOILIN9I 30 NOILVTIVISNI 43 V3dS 10 3015 p 3425 INI dd VI 8 X OL ON 010 8 01 50931 YDIV3dS Ref Part No Number CAPACITORS NOTE C 1 20B544017 2 8R10064A34 C 3 20K541014 C 4 21R120159 C 5 21R128634 C 6 20K541014 7 8 129455 8 8 131769 9 21 131254 10 21K131254 C 11 21R121228 C 12 21R122871 C 13 23K544697 C 14 23K544697 C 15 21K132103 C 16 21K132525 17 21D40339A53 C 18 21K132103 C 19 64K530177 C 20 23K544540 C 21 8K131799 C 22 8K131799 23 8 131799 C 24 21R410036 25 20 541700 26 21K132103 C 27 23C64722A02 C 28 23K544718 29 64 530177 REPLACEMENT PARTS LIST NOTE When ordering parts specify model number of set in addition to part number and description of part 003 mf 200V mylar USE 8R10110A02 20 mmf to 120 mmf trimmer T 1 8 2 mmf 5007
5. 288 CORE iron oscillator 76K563286 CORE iron RF and ant 1B563899 GEAR BUSHING amp DISC ASSEM 5B562438 GROMMET core mtg 45A41254A01 LINK connecting 1B40875A02 POINTER 38K565210 PUSHBUTTON 49A562480 ROLLFR clutch release 1V562830 SCREW amp NUT ASSEMBLY adjustable 3 563128 SCREW set 4 40x5 16 clutch amp disc assem 38127896 SCREW tapping 4 40x1 4 coils mtg 44B563758 SHAFT manual tuning 414562449 geri anti rattle clutch release bar 41A562447 SPRING clutch release 41A41255A01 SPRING connecting link 41B562503 SPRING pointer tension 77K565209 TUNER AT430 complete 4K501364 WASHER C manual shaft ret 4K692188 WASHER C pointer ret 44562431 WASHER clutch release spring 4K564253 WASHER spring manual shaft
6. A72 mixer 48R134635 SM217 oscillator 48K134600 28A72 IF amp USE 48K134601 48A124318 MN53 audio amp 48R134641 MN53 driver 48R134646 SP891 pwr also replaces SP485 MECHANICAL PARTS TK544712 BACKGROUND dial scale 42B733793 CLIP IF mtg 15K544715 COVER back heat sink 15K543815 COVER bottom 13C543880 ESCUTCHEON dial 144543810 INSULATOR power transistor mtg 36K544747 KNOB dummy 36K544748 KNOB tone 36K544760 KNOB vol amp tuning 29 64647 01 LUG terminal A lead 13K544668 MASK dial scale 287051 PALNUT 3 8 32x9 16 vol control mtg 94472148 RECEPTACLE antenna 9K544713 RECEPTACLE fuse 34B64793A02 SCALE dial 3K560695 SCREW tapping 6x1 2 pwr tran sistor mtg 94543879 SOCKET pilot light 9B542339 SOCKET transistor pwr amp 287087 SPEED NUT dial scale ret 29476280 TERMINAL pin black spkr leads 29K76282 TERMINAL pin white spkr leads INSTALLATION PARTS amp ACCESSORIES 7A543889 BRACKET radio mtg 8B538244 CAPACITOR noise suppression gen erator 8B544383 CAPACITOR noise suppression ig nition coil 1V544036 KIT radio installation 29A64647A01 LUG terminal ignition coil capacitor 281376 NUT hex 3 8 32x1 2x3 32 radio front mtg 6A4141 SUPPRESSOR distributor 1V64961A22 TRIMPLATE incls tubing TUNER PARTS 43K471633 BEARING ball 1V564641 CLUTCH amp DISC ASSEM incl set screw 1V41800A32 COILS amp MTG PLATE ASSEM incl L 1 L 2 L 3 L 4 amp mtg plate 76K563
7. MANUAL 68P64988A31 auto radio PART NO 68P64988A31 MOTOROLA GENERAL INFORMATION TYPE Automotive type all transistor superheterodyne AM radio for stand ard broadcast reception operates from 6 voltnegative ground system Designed for custom installation in the 1958 1963 Volkswagen This receiver contains 7 transistors and 2 diodes SERVICE NOTES 1 Make certainthe A lead is con nected to the positive 4 side of the power source otherwise damage to receiver may result If a battery eliminator is used as a power source in place of a battery it mustbe well filtered and regulated 2 When replacing a power output transistor remember to use the transistor specified in the parts list coat both sides of the transis tor insulator with DC 4 grease Motorola Part No 11M490487 and securely tighten the transistor mounting screws When replacing all other transistors use long nose pliers as a heat sink i e grasp transistor leads close to transistor base withthe pliers to dissipate heat while soldering 3 Servicing techniques applicable to this model can be found in the fol lowing Motorola publications Profitable Transistor Radio Ser vicing Motorola Part Number 68P60011A53 and A Discussion of Transistorized Car Radios Motorola Part No 68P64980A51 4 POWER TRANSISTOR CURRENT ADJUSTMENT After replacing a power transistor the collector cur rent should be checked and adj
8. elimination of motor noise tire static electrical inter ference and faulty installation Charges for these repairs are to be paid by the customer 3 Before performing a warranty repair on a Motorola Branded Auto Radio you must first receive the Customer s Car Radio Guarantee and Service Booklet The installa tion and model information on the 12 62 booklet must be filled in by the selling dealer at the time of retail sale The Customer s Car Radio Guarantee and Service Booklet must show that the radio is within the warranty period to be repaired under the Motorola Auto Radio Guarantee 4 To obtain your labor allowance for the servicing of the customers in warranty set fill in the Motorola Auto Radio Warranty Labor Claim Part Number 54 480884 If you perform a R amp R service you are entitled to the R amp R allowance If you only repair the radio without R amp R service you are entitled to the labor allowance However if you perform both R amp R and the repair then be sure to indicate both on your claim form for both allow ances After the form has been PRICE 20 CENTS filled in mail the white and green copies to your Motorola Distributor for payment The yellow copy is to be retained in the Service Station file 5 The pink copy of the Motorola Auto Radio Warranty Labor Claim is used to return any defective parts on the repair of the radio to your Motorola Distributor for free replacement 6 O
9. nly those service stations au thorized by their Motorola Distribu tor can perform repairs within the warranty period on a no charge basis to the customer If you are not an Authorized Motorola Auto Radio Service Station and you are interested in handling this service please contact your Motorola Dis tributor for complete details T TE 4 4 444 4 4 5 MOTOROLA INC MANUAL 68P64988A31 4 9401 WEST GRAND AVENUE FRANKLIN PARK ILLINOIS PRINTED IN U S A Connect an output meter across the speaker voice coil ALIGNMENT Set volume to maximum and tone to treble Atten uate signal generator output to maintain 1 watt 1 79 volts across 3 2 ohm load on output meter at all times GENERATOR GEN FREQ STEP CONNECTION 400 cycle 30 mod TUNER SET TO ADJUST REMARKS IF ALIGNMENT To collector of 262 5 Ke Hi end stop 1 2 3 Adjust for maximum RF amp thru amp 4 lmf amp chassis RF ALIGNMENT 2 Ant recept thru 1610 Kc Hi end stop 5 6 7 Adjust for maximum dummy see amp 8 figure NOTE Do not perform Steps 3 4 5 amp 6 unless the tuner has been tampered with or associated compo nents have been replaced If necessary remove the escutcheon dial background and the pilot light socket to expose the core scre
10. usted for proper operation A Insert a low range 0 1 or 0 2 amp DC ammeter in the primary ground return lead of the output transformer T 4 Connect the negative terminal of the meter to ground CAUTION Be sure the speaker ground lead is connected in common withthe transformer ground lead to the positive terminal see auto radio VWA63 schematic diagram be connected Speaker must B Turn the radio on and allow it to heat up for about 15 minutes C Adjustthe bias control R 16 for a reading of 480 ma with 6 3 volts input to the radio lead NOTE Two values of radio input voltage are given as a convenience to service personnelinorderto accom modate different power sources The current value stated on the schematic diagram is for 7 volts input to the radio A lead TO SET PUSHBUTTONS Unlock pushbutton by pulling it out about 1 2 forward of its normal position Tune in station and lock the pushbutton to the station by pushing it in firmly MOTOROLA AUTO RADIO WARRANTY SERVICE STATION PROCEDURE 1 A Motorola Branded Modelis one that has the Motorola name and is distributed to dealers through the Motorola Distributors 2 This modelis guaranteed for all parts and labor including removal and re installation R amp R for a period of two years from the date of purchase The following repairs are not covered under this guarantee the
11. ws Before proceeding with Step 3 back the tuning cores as far as possible out of the coils to eliminate their effect on trimmer adjustments 3 Ant recept thru 1610 Ke Hi end stop By iy T Adjust for maximum dummy see amp 8 figure 4 n 1200 Kc Tuner carriage 9 10 3 Adjust for maximum 285 from Hi amp 12 end stop 5 1610 Hi end stop 5 6 T Adjust for maximum amp 8 6 Repeat Steps 4 and 5 until no further increase Step 5 should be last step Then cement core screws in place ANTENNA TRIMMER c 5 Weak station 8 Adjust for maximum with around 1400 Kc radio installed in car and PLUG TO FIT RECEIVER ANTENNA RECEPTACLE TO RECEIVER gt ANTENNA RECEPTACLE METAL SHIELD CAN MUST BE ATTACHED TO SIGNAL GENERATOR DET NO 698590233 0 DUMMY ANTENNA DETAIL antenna fully extended SEE SERVICE NOTES BOT TOP BOT ALIGNMENT LOCATION DETAIL VI SP891 OR cu SP485 AM 815 R18 C18 27 10 RA C9 RH C7 C5 C24 R22 V3 5 217 V6 MN53 R24 026 020 R6 R23 R5 R3 CM 16 DRIVER E2 PARTS LOCATION OLLVMNXHOS INANI 1 915 ON 501 F V 5155 2 01 031 210 1 INIOd G3YNSWAW SIDVLIOA WW NI SY3HLO TIY 3W NI SINIYA 1VWI 230 031312345 35 1 5531 540112 4 2 SLON 9 a 45 5135 305 NI INWA S310N30 629 RT ONIGNIM 16090430 JHL 51 eI CD
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