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2. periodic maintenance and service schedule – Daewoo K3050MECHA User Manual

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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.

2-2. PERIODIC MAINTENANCE AND SERVICE SCHEDULE