2-1-1
U27MENHS
STANDARD MAINTENANCE
Service Schedule of Components
Notes:
1.Clean all parts for the tape transport (Upper Drum with Video Head / Pinch Roller / Audio Control Head / Full
Erase Head) using 90% lsopropyl Alcohol.
2.After cleaning the parts, do all DECK ADJUSTMENTS.
3.For the reference numbers listed above, refer to Deck Exploded Views.
* B73 ------ Recording Model only
H: Hours
: Check
I
: Change
Deck
Periodic Service Schedule
Ref.No.
Part Name
1,000 H
2,000 H
3,000 H
4,000 H
B2
Cylinder Assembly
I
I
B3
Loading Motor Assembly
I
B8
Pulley Assembly
I
I
B587
Tension Lever Assembly
I
I
B31
AC Head Assembly
I
B573,B574
Reel S, Reel T
I
B37
Capstan Motor
I
I
B52
Cap Belt
I
I
*B73
FE Head Assembly
I
B86
F Brake Assembly (HI)
I
I
B133
Idler Assembly (HI)
I
I
B410
Pinch Arm Assembly
I
I
B414
M Brake (SP) Assembly (HI)
I
I
B416
M Brake (TU) Assembly (HI)
I
I
B525
LDG Belt
I
I
Summary of Contents for 27A-664
Page 22: ...Main 1 7 Schematic Diagram 1 8 3 1 8 4 HE451SCM1...
Page 23: ...Main 2 7 Sensor Schematic Diagram 1 8 5 1 8 6 HE451SCM2...
Page 24: ...Main 3 7 Schematic Diagram 1 8 7 1 8 8 HE451SCM3...
Page 25: ...Main 4 7 Jack Schematic Diagram 1 8 9 1 8 10 HE451SCM4...
Page 27: ...Main 6 7 Schematic Diagram 1 8 13 1 8 14 HE451SCM6...
Page 28: ...Main 7 7 Schematic Diagram 1 8 15 1 8 16 HE451SCM7...
Page 29: ...1 8 17 1 8 18 AFV Schematic Diagram HE451SCAFV...
Page 32: ...1 8 23 1 8 24 Jack CBA Top View Jack CBA Bottom View BHE470F01013 C...
Page 56: ...3 1 1 HE450FEX A1X EXPLODED VIEWS Front Panel...
Page 74: ...27A 664 HE451ED...