Daewoo K3050MECHA service manual Periodicmaintenanceandserviceschedule, Cleaning and Lubrication

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2-2.PERIODICMAINTENANCEANDSERVICESCHEDULE

2-2-1) PERIODIC MAINTENANCE AND SERVICE SCHEDULE

A. In order to effectively maintain the excellent performance and fully utilize the features of this apparatus, and to lengthen the life of the mechanism and tapes, we strongly urge you to perform periodic maintenance and inspection, as described below.

After repairing, do the maintenance described below, irrespective of the length of time in use. B. Cleaning of the Head Drum Ass'y

Clean the Drum assembly with a cleaning cloth soaked in liquid cleaner (alcohol) by placing lightly against the Drum and slowly revolving the rotating HEAD DRUM Ass'y by hand (Do not rotate the upper Drum by applying electric power to the motor when cleaning).

Do not move the cleaning cloth in the vertical direction against the heat-tip. C. Cleaning the tape transporting section.

Clean the tape transporting parts with a cleaning cloth soaked in alcohol. D. Cleaning of driving section

Clean the driving section with a cloth soaked in alcohol. E. Routine inspection

Perform maintenance and inspection as separately described depending on the period of time in use.

Refer to the table of 2-2-3.

2-2-2) CLEANING AND LUBRICATION

A. Cleaning of Tape Transporting section and Driving section a. Cleaning of Tape Transporting section

The following parts should be cleaned after every 500 hours of use.

TENSION POLE

S SLANT POLE

AC HEAD/AE HEAD

S GUIDE POST

VIDEO HEAD/DRUM

T GUIDE POST

FE HEAD

T SLANT POLE

CAPSTAN SHAFT

S GUIDE ROLLER

T GUIDE ROLLER

PINCH ROLLER

VERTICAL POST

 

 

As the above parts contact with the video tape, they tend to collect dust particles. If they are stained with dust or foreign substance it has a bad effect on the picture and may lead to damage of the tape. After cleaning with alcohol, allow the parts to dry thoroughly before using a cassette tape.

b. Cleaning of Driving section

 

REEL TABLE

CAPSTAN FLYWHEEL/PULLEY

REEL PULLEY

B. LUBRICATION

 

 

S REEL POST

T REEL TABLE POST

REEL GEAR POST

After cleaning these parts with alcohol, lubricate these with one or two drops of oil.

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Contents VCR Mechanism Unit Contents Descriptionofthemechanism 1CHARACTERISTICOFTHEK30-DECKMECHANISMWire Diagram 2WIREDIAGRAMConnector PIN Arrangement Assembling Diagram of Deck Assy TOP View AssemblingdiagramBottom View Parts Location of Front Loading Assy A. TOP View Front View Periodicmaintenanceandserviceschedule Periodic Maintenance and Service ScheduleCleaning and Lubrication Name Periodic Service Time Service Schedule for the Major PartsList of Jigs and Tools Items Model Remarks JigsandtoolsSketch of Jigs and Tools Front Loading Assy Removal See Fig Disassembly and ReplacementDisassemblyofthefrontloadingassy SeeFig.3-2~3-6 Remove one screw holding the Prism Link L. Fig DRUMASSY/EARTHBRACKETASSYREMOVALSeeFig.3-7 Insert Points TOP PlateREELBELT,LOADINGRACKASSY,LOADINGASSY,S/TSLANTPOLEASSY L/CBRACKETASSYREMOVALSeeFig.3-11 A/CHEADASSYREMOVALSeeFig.3-10Pinchlever TOTALASSYREMOVALSee -11S/TMAIN&SUBBRAKEASSYREMOVALSeeFig.3-14 CAMGEAR,RELAYLEVERANDF/LRACKREMOVALSeeFig.3-11TENSIONBANDASSYREMOVALSeeFig.3-15,3-16 IDLERPLATETOTALASSY&S/TREELTABLEREMOVALSeeFig.3-19 CAPSTANMOTORREMOVALSeeFig.3-18REELGEARTOTALASSY&CONNECTPLATEREMOVALFig.3-21 FEHEADREMOVALSeeFig.3-20MECHANICALADJUSTMENTSeeFig.4-1~4-5 MechanicaladjustmentTriangle Marks Must Meet Each Other Page Datum Hole Tape BACKTENSIONMEASUREMENTSeeFig.4-6~4-7Mechanicalmodeoperatingthevcrwithoutacassettetape Tensionpole PositionadjustmentAdjustmentoftapetransportingsystem Adjustment of the S/T Guide Roller Adjustment of the A/C Head Assy Tilt Adjustment Position Adjustment Playback Phase Adjustment See Fig Linearity Adjustment Drum Entrance /EXIT See -8,5-9 Review ¤APLAY See Fig Audio Output A/C Head Tilt & Height Adjustment Position See Fig Exploded View of Deck Assy TOP View Exploded View and Parts ListExplodedviewofdeckassybottomview EXPLODEDVIEWOFF/LASSY D0040 LOC Stock no Part Name Description Ntsc Parts List of Deck Total AssyLOC Stock no Part Name Description Secam Parts List of Drum Price ASS’Y LOC Stock no Part Name Description Drum AS Parts List of Drum Total ASS’YLOC Stock no Part Name Description Mail G7F00E@web.dwe.co.kr TEL FAX
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