Wurlitzer 700 Service Manual Download Page 10

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WURLITZER ELECTRONIC PIANO

MODEL 700

NOMENCLATURE

1. Front Rail Pin

2. Key

3. Music Desk Assembly and From

Panel

4. Reed Bar

5. Pick-Up Bushing

6. Pick-Up Washer

7. Pick-Up Screw

::ii

Pick-Up Insulator

9. Pick-Up

10.

Damper

---J

11.

Damper Lever

12. Reed Washer

13. Reed Screw

14.

Damper Lever Lift Dowel

15. Damper Lever Flange

16. Damper Rod

17. Damper Rod Brackets

18.

Damper Screws

19. Damper Link

20.

Action Rail

21. Amplifier

22. Speaker

23. Balance Rail Pin

24. Butt

25.

Hammer

26. Reed

27. Damper Rod Ascy •

28. Hammer Let-Off Screw

29. Fly Regulating Leather

30. Damper Lever Lift Wire

31. Butt Screw

32. Butt Spoon

33. Fly

34. Butt Flange

35. Fly Stop Cloth

36.

Capstan Screw

37. Fly Leather

38. Key Cloth

39. Pedal Casting

40. Sharp Stop Felt

41. Sharp Key Depth Screw

42. Top Stop Cleat

43.

Music Panel

44.

Bearing Block - Lower

45. Bearing Block - Upper

46.

Pedal Extension

47. Spring

48. Oilite Bearing

49. Top

so.

Key Slip

51.

Leg

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Summary of Contents for 700

Page 1: ...MODEL 700 WURLITZER ELECTRONIC PIANO SERVICE MANUAL PLEASE INSERT THIS IN THE BACK OF YOUR PRESENT WURLITZER ELECTRONIC PIANO SERVICE MANUAL ...

Page 2: ...ound only in these Wurlitzer Electronic Pianoso The purpose of this Service Manual is to serve as a guide in the proper servicing of these instrumentsc The manual is of loose leaf construction so it can be inser ed in the cover of the Electronic Piano Service Ma nual o The pages and illustrations in this supplement all have 700 as the prefix so as to avoid confusion with the Model 112 and 120 sect...

Page 3: ...IC PIANO MODEL 700 Width 40 f Depth 18 Height 35 115 Volts A C 60 Cycle AC Wattage Consumption 60 SPECIFICATIONS FOTt BEl CH FOR WURLITZER ELECTRONIC PIANO MODEL 700 Height 19 Width 1311 Length 22 700 2 scanned by tropical fish tropicalfishvintage com ...

Page 4: ... If this does not take care of the noise please refer to the Model 112 Electronic Piano Service Manual Page 7 under Tone Producing Principle and familiar ize yourself with the contents Remove the top of the piano refer to Page 700 4 Fig 700 B Place a piece of white paper between the hammer 25 and the reed 26 and turn a flashlight on the paper This enables you to see any foreign material that may s...

Page 5: ... the case by two screws See Fig 700 B Remove the two screws and slide the top forward It is necessary to remove the back to get to the screws that fasten the top on the very early Model 700 Pianos 700 4 scanned by tropical fish tropicalfishvintage com ...

Page 6: ... 1E P IL AND MUSIC PANEL The name rail is fastened with two screws see Fig 700 c Re move these screws and carefully remove the narr rail so as not to scratch the Rim Anns 700 5 scanned by tropical fish tropicalfishvintage com ...

Page 7: ... Cable S Control Panel Mounting Screw REMOVING CONTROL PANEL To reioove the Control Panel remove the screw as shown in Fig 700 D Also reioove the screw fastening the control panel through the bottom of the key bed Labeled 5 in Fig 700 D 700 6 scanned by tropical fish tropicalfishvintage com ...

Page 8: ...e molded line oord which fits the receptacle on the back of the piano as shown in Fiq 700 E WARNING This instrument operates only on 110 Volts0 60 cycle 60 Switch and volume control The line switch is on the keyblock control panel located in the left key block When the knob is turned counter clockwise as far as possible it is in the off position Rotating the knob clockwise turns the amplifier on a...

Page 9: ...12AX7 Tube 4 Record Player Input 11 Control Cable Plug s Soft Pedal Switch 12 Piano Input Plug 6 Soft Pedal Spring 13 Pilot Lamp 7 Sustaining Pedal Spring 14 Earphone Jack TONE PRODUCTING PRINCIPLE See diagram and explanation on Page 7 of Model 112 Section 700 8 scanned by tropical fish tropicalfishvintage com ...

Page 10: ...Damper Link 20 Action Rail 21 Amplifier 22 Speaker 7J 23 Balance Rail Pin p 24 Butt LO 25 Hammer 26 Reed c3 27 Damper Rod Ascy 28 Hammer Let Off Screw 29 Fly Regulating Leather 0 30 Damper Lever Lift Wire I 9 31 Butt Screw 32 Butt Spoon 33 Fly 34 Butt Flange 35 Fly Stop Cloth 36 Capstan Screw 37 Fly Leather 38 Key Cloth 39 Pedal Casting 40 Sharp Stop Felt 41 Sharp Key Depth Screw 42 Top Stop Cleat...

Page 11: ...700 10 0 0 c scanned by tropical fish tropicalfishvintage com ...

Page 12: ...There should be at least 1 64 space between the head of the screws and the rubber washers See Fig 700 G I I LeA 5s 3Ae Tf2EBLE BAie MT screEWS MT SCl EWS Fig 700 G IMPORTANT A new soale of reed dimensions differing from the 112 has been incorporated into the Models 120 and 700 therefore all the reeds are not interchangeable with reeds of former models For further instruction see Paqe 700 29 700 11...

Page 13: ...white keys o If the key height is correct and the key depth is shallow n it may be increased by rem ving material from the bottom of the front of the white key o See Fia 700 R for method of reiroving key o If the key depth ie to0 deep paper punchings of the required thickness may be glued to the bottom surface of the front of the keyo NOTE It is best to wait until the hammer let off has been adjus...

Page 14: ...Figo 700 H Adjusting Capstan Screw Figo 700 1 Adjusting Let Off Screw 700 13 scanned by tropical fish tropicalfishvintage com ...

Page 15: ...700 14 scanned by tropical fish tropicalfishvintage com ...

Page 16: ... l 0 0 b 700 15 scanned by tropical fish tropicalfishvintage com ...

Page 17: ...en rise high enough to block on the reed This can be corrected by gluing one half 1 2 of a paper front rail punching of the desired thickness to the bottom of the front of the white key NarE If the whole action is this way check paragraph on key depth Paragraph 2 and capstan screws 3 before proceeding 5 o AD TTJS TING SPARPS The key depth and after touch of the sharps arc adjustad by the screw und...

Page 18: ...pressede Full check back will not result and the capstan screw will not bottom on the fly leather NarE A small circalar mirror with a handle such as dentists use is handy for checking spoon regulation and can generally be purchased fr radio supply houses Figc 700 L Damper Adjustment 700 17 scanned by tropical fish tropicalfishvintage com ...

Page 19: ...d dead or nwoodyn first check to be sµre the two large bar mounting screws are not down tight against the rubber mounting washers see Fig 700 G Thenr8move the rear large screw and loosen the frunt one Turn the in strument on and while striking the treble keys move the treble end of the bar slightly forward and backward until the maximum volume and de sired tone is reached If this location of the b...

Page 20: ...covered with an electro static shield paint which acts as a shield ORDERING REPIACEMENT REEDS The reeds on the Model 700 have been made stronqer and should give very good service under any nonnal playing conditions However if it is necessary to order replacement reeds please comply with the following instructions to insure receiving the proper reeds If reeds are desired for the 26th A and the 46th...

Page 21: ...the lower front panelo The speaker is cut out when the earphones are plugged ino Any high or low impedance earphones will work satisfactorilya A second set of earphones may be plugged into the jack marked speaker if desiT do See Figo 700 Eo The regular volume control in the left keyblock controls the volume for both of these jackso EXTERNAL SPEAKER Any external low impedafice speaker may be plugge...

Page 22: ...urlitzer Piano Service Manual for complete instructions regarding the handling of service for the Wurlitzer Elect ronic Pianoo All Wurlitzer Electronic Piano service inquiries should be directed to the SERVICE DEPARTMENT THE WURLITZER COMPANY DE KALB ILLINOISo FILING CLAIMS WITH CARRIERS Please refer to Page 26 of the Wurlitzer Piano Service Manualo IMPORTANT Written authorization must be obtained...

Page 23: ...TE SLATE I I I I YELLOW ORANG E VOL CONTROL I MEG BLACK AC SWITCH ON VOL CONT n OW PILOT LAMP TYPE 47 G R EN SOFT PEML 5WJTCH MODEL 700 CONTROL PANEL AN SPEAKER PHONE J ACJ i so vc 3 8 n SPEAKER scanned by tropical fish tropicalfishvintage com ...

Page 24: ... c r 12AX7 T8MF 001 001 rJ1 HOK RECORD INPUT l t70l 680 680 12AX7 T40M T SMF T OMF Ol 1 310V 320V t70K INTE RNAL 1 SPEAKER j u n J ACK o l L___j nT SP AKER JACK i5d WURLITZER ELECTRONIC PIANO MODEL 700 AMPLIFIER EP 600 3 N I 0 0 r scanned by tropical fish tropicalfishvintage com ...

Page 25: ...IS TOP EP 610c 1 HOLE P LUG EP 6 3a 1 TRANSFORMER OUTP UT EP 613c 1 GRO lET EP 374a 1 SERIAL NO P LATE EP 615a 1 SP EAKER JACK EP 369a 1 DRY ELECTROLYTIC4 SECT_ _ __________________ EP 390a 1 OHASS S BOTTOM EP 611a l GROMMET 1 EP 377a 1 FUSE HOLDER EP 378a 1 FVSE EP 79a 1 A C LINE EP 622a 1 TRANSFORMER POWER EP 612c 4 1 4 8 Hll HD SHT METAL SOR 1 SP EAKER SOCKET EP 68a 700 24 scanned by tropical f...

Page 26: ...tion Rail Amplifier Speaker Balance Rail Pin Butt Part Number Sub Assy of EP 690d n Panel Assy EP 1026 EP 1011 EP 1022 EP 1010 EP 671 EP 589 EP 721 EP 715 EP 593 EP 591 EP 590 EP 592 EP 979 EP 980 Sub Assy of EP 690d Part of Reed Screw EP 957 EP 957 Sub Assy of EP 690d II II II II II II II II II II II II II II EP 1078 Sub Assy of EP 690d EP 600 EP 1031 Sub Assy of EP 690d Hammer 64 req Sub Asay of...

Page 27: ... 1072 Note If Pedal Spring replacement is required it is suggested t at both springs be replaced because existing spring is probably weak EP 250 EP 1053 EP 1007 EP 1054 Description and part numbers of miscellaneous parts not shown in drawings Be sure to specify finish on all wood parts Key Block right Key Block left has hole for control Bench Top Leg Stop Assy Stop Assy Oak Hinges Glide Rubber Hea...

Page 28: ...tor 6 ohms wire wound Volume Control Knob Ma hog Walnut Ivory Ebony Headphone Jack Resistor for Phone Jack 3 ohm wire wound Jewel Pilot Light Glidec Leg 700 27 EP 1051 EP 978 EP 629 2 EP 625 1 EP 625 2 EP 625 3 EP 370 EP 629 1 19343 EP 404a scanned by tropical fish tropicalfishvintage com ...

Page 29: ... 0 Watt 2 680 ohms0 Watt 1 22 K ohms 2 Watts 1 125 ohmsg 7 Watts Wire Wound Set of Capacitors 1 Electrolytio 40 15 10 25 1 Electrolyticu 25 MFD0 25 W V 1 Electrolytic 8 MFD 1 1 Ceramic 600 Volt 3 001 Ceramic Disc 500 Volt 2 02 Ceramic Disc 500 Volt l 00001 Ceramic Disc 500 Volt 1 001 Ceramic Disc 1600 Volt Tube Shield Input Cable Assyo Phono Input Plug 700 28 Part No EP 612c EP 613c EP 369a EP 372...

Page 30: ...5 A EP 586 57 F EP 586 26 II A EP 586 58 Lo wer F EP 586 27 II B Treble EP 586 28 n C EP 586 59 n G EP 586 29 1 C EP 586 60 n G EP 586 30 II D EP 586 61 N A EP 586 31 II D EP 586 62 II A EP 586 32 E EP 586 63 Treble B EP 586 33 Lower F EP 586 64 C Middle EP 586 65 C EP 586 34 F EP 586 66 D EP 586 35 G EP 586 b7 n D EP 586 36 G EP 586 68 E EP 586 37 II A EP 586 69 II F EP 586 38 II A EP 586 70 n F ...

Page 31: ...ng Procedure Pages 120 11 12 13 Introduction 0000000000000 700 1 INDEX 700 30 J Page Noa Jacks 000000000000000000000 0 0 700 21 K Keys0 Cleaning Page 12 Model 112 Section Keys0 Dama ged Page 7 Pia no Service Manual Key Depth 0000000000000000000 700 12 Keys Easing Page 4 Pia no Service Manual Keys0 Leveling Page 110 Model 112 Section Keys0 Spacing Page 7 Piano Service Manual L Let Off Adjustment oo...

Page 32: ...storation of vintage Wurlitzer electronic pianos For your convenience the full text of this document is searchable Find high res versions of just the schematics as well as additional service manuals at tropicalfishvintage com schematics Questions comments info tropicalfishvintage com ...

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