Samsung VP-D30 Service Manual page 67

3) Periodic Maintenance and Check List
When overhauling, refer to the following table.
Maintenance checks
Cleaning of tape path
Tape
path
Cleaning and degaussing of drum ass'y
system
Capstan Shaft
D
S
R
Gear Capstan
Y
I
S
Gear Pully Shaft
V
T
I
Belt Timing
E
N
M
Motor Loading
G
Perform-
Abnormal Noise
ance
Back Tension
Confir-
Brake System
mation
PB, REV Torque Measurement
◆ When lubrication bearings, be sure to keep the oil
free of dust. (Oil contaminated with dust might
cause the bearings to wear out or seize.)
◆ A "drop"of oil is defined as the amount attached to
the tip of a Ø 2mm stick as shown in Fig. 4-4.
Samsung Electronics
<Table 4-2>
Hours of use (H)
500 1000 1500 2000
O O O O
O O O O
∆ ∆
∆ ∆
∆ ∆
◆ ◆
◆ ◆
◆ ◆ ◆
◆ ◆
◆ ◆
◆ ◆
O : Cleaning ∆ : COil
2500 3000 3500 4000
O O O O
O O O O
∆ ∆
∆ ∆
∆ ∆
◆ ◆
◆ ◆
◆ ◆ ◆ ◆
◆ ◆
◆ ◆
◆ ◆
◆ : Confirmation
Alignment and Adjustments
Remark
4500 5000
O O
O O
∆
- Never let oil get on to the tape path
∆
surface.
∆
◆
◆
◆ ◆
◆
◆
◆
2mm
OIL
Fig. 4-4
4-3