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Страница 2: ...MANUAL for the GARRARD MODEL 301 TRANSCRIPTION MOTOR The Garrard Engineering and Manufacturing Company Limited Swindon England...

Страница 3: ...njoy and maintain the high performance which this motor can achieve Should you require any further information or advice not covered by this manual please do not hesitate to ask your nearest Garrard a...

Страница 4: ...FIRST EDITION 1954 SECOND EDITION 1956 THIRD EDITION 1957 FOURTH EDITION 1958 FIFTH EDITION 1959 SIXTH EDITION 1961...

Страница 5: ...Index page DESCRIPTION 7 OPERATING INSTRUCTIONS 8 TECHNICAL DETAILS 11 MAINTENANCE 12 INSTALLATION INSTRUCTIONS 13 SERVICE ADJUSTMENTS 17 SPARES LIST 19 This Manual is supplied with Motor number 5...

Страница 6: ...THE GARRARD MODEL 301 TRANSCRIPTION MOTOR 6...

Страница 7: ...e by means of a knob which operates a specially designed eddy current brake to enable the precise speed to be obtained Great attention has been given to details appreciated by the connoisseur such as...

Страница 8: ...Operation To operate the Garrard Model 301 Transcription Motor proceed as follows 1 Move speed range knob to desired speed Diagram 1 2 Place record on turntable Diagram 2 8...

Страница 9: ...o that speed for which you are setting appear to remain stationary when illuminated under an appropriate A C light source Diagram 4 For highly accurate transcription work where the slightest speed dev...

Страница 10: ...ge knob is interlocked with the on off knob To change the speed range the motor must be switched off by means of the on off knob The turntable must not be held stationary with the motor switched on an...

Страница 11: ...Frequency 50 or 60 cycles according to motor pulley fitted Alternative pulley available Consumption Wow Flutter 16 watts maximum Instrumentation I Gaumont Kalee Wow Less than 0 2 1 and Flutter Meter...

Страница 12: ...iate wheel before replacing the turntable These oiling points are indicated on Diagram 5 the oil recess in the top motor bearing being accessible through one of the three holes in the aluminium disc o...

Страница 13: ...oured red must be unscrewed as far as they will go to release the motor clamp plate which allows the motor to float freely on its suspension springs To clamp the motor for transit purposes the two mot...

Страница 14: ...Diagram 7 14...

Страница 15: ...underneath to bring the thickness of the board to from the top Before assembling the motor into the cabinet con nect the power supply lead if not already fitted to the power supply terminal block sit...

Страница 16: ...jz when set on 331 or 45 r p m The motor should be earthed by connecting a lead from the earthing tag on the motor Diagram 5 to a good earth connection For preference three core power supply lead sho...

Страница 17: ...or switched on for this reason the turntable must never be stopped with the hand but the unit switched off by means of the on off switch on the unit plate Should the intermediate wheel become damaged...

Страница 18: ...ned and a faint trace of vaseline placed on each of the two blades before replacing the cover Should the motor still fail to start check the circuit of the coils The total resistance should be 460 ohm...

Страница 19: ...w 17 A 40085 Screw 18 A 40254 Screw 19 C 51447 Motor Plate with Speed Plate A 51370 On Off Plate A 51371 Name Plate B 55957 and Rivets A 42147 State colour 20 A 51779 Stop Pin 21 A 51778 Pivot Pin 22...

Страница 20: ...ring fixing to items 40 and 43 46 A 40519 Washer 47 A 42503 Spring Washer 48 A 40014 Screw 49 A 51847 Switch Lever 50 A 42006 Rivet 51 A 50448 Collar 52 A 51850 On Off Lever 53 A 51849 Link for Switch...

Страница 21: ...81 A 51823 Lifting Spindle Assembly 82 A 51820 Spring Lever Assembly 83 A 41639 Spring fixing to items 82 and 86 84 A 40501 Washer 85 A 40182 Screw 86 A 51818 Mounting Plate 87 B 51834 Lifting Cam 88...

Страница 22: ...Assembly less Washer Collars and Rivet 108 A 51811 Brake Operating Lever 109 A 40460 Stud 110 A 51870B Rotor Spindle Assembly 111 B 55985 Stator Assembly 112 A 40070 Screws 113 A 41700 Top Spring 114...

Страница 23: ...54 Washer 137 B 54981 Power Supply Terminal Block 138 A 54982 Cover for Power Supply Terminal Block 139 A 40443 Stud 140 A 51875 Cover Plate 142 A 40182 Screw 143 A 50564 Cable Clip 144 A 41012 Nut 14...

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Страница 25: ...REDUCED DIAGRAM OF TEMPLATE FOR GARRARD MODEL 301 TRAN SCR IPTI0 N MOTO R...

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Страница 27: ...j f i r t f m N V cou ms ioNe...

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Страница 30: ...INSTRUCTIONS j Lay template on motor board Prick through for positions of 4 FIXING HOLES Mark round dotted line for MOLE TO BE CUT IN MOTOR BOARD Drill fixing holes 5 ie dia AND CUT OUT CLEARANCE HOLE...

Страница 31: ...r HILL SWINDON THE GARRARD ENGINEERING AND MANUFACTURING CO LTD SWINDON W I L T S ENGLAND...

Страница 32: ...PRINTED IN ENGLAND DV THE BOROUGH PRESS SWINDON LTD EASTCOTT HILL SWINDON THE GARRARD ENGINEERING AND MANUFACTURING CO LTD SWINDON...

Страница 33: ...50 INSTRUCTIONS i Lay template on motor board Prick through for positions of 4 FIXING MOLES Mark round dotted line for MOLE TO BE CUT IN MOTOR BOARD Drill fixing moles 5 ie dia AND CUT OUT CLEARANCE H...