Nakamichi 481 Service Manual - page 24
3.16. Capstan Motor Ass’y and Flywheel Ass’y
Refer to Fig. 3.6.
(1) Refer to Fig. 3.2. Remove Mechanism Ass’y referring to item 3.6.
(2) Remove F01 and F02, then disassemble F03 (Fly wheel Holder Ass’y) and F08 (Capstan Belt).
(3) Remove F04, then disassemble F05 (Capstan Motor Ass’y).
(4) Remove F06, then disassemble F07 (Control P.C.B. Ass’y).
(5) Remove F09 (Supply Flywheel Ass’y), then disassemble F10 (Take-up Flywheel Ass’y).
(6) After removing both Flywheel Assemblies, disassemble F11 (Thrust Washer 3 mm), F12 (Thrust Washer 2.6 mm), F13 (Flange
Thrust Caps) and F14 (Thrust Springs).
3.17. Sub Mechanism Chassis Ass’y
Refer to Fig. 3.7.
(1) Refer to Fig. 3.6. Remove Flywheel Assemblies refer ring to item 3.16.
(2) Remove F10 and F02, then disassemble F03 (Sub Mechanism Chassis Ass’y).
3.18. Control Motor Ass’y and Reel Motor Ass’y
Refer to Fig. 37.
(1) Remove Sub Mechanism Chassis Ass’y referring to item 3.17.
(2) Remove F04, then disassemble F05 (Control Motor Ass’y).
(3) Remove F06, then disassemble F07 (Reel Motor Ass’y).
3.19. Cam Control Volume
Refer to Fig. 3.7.
(1) Remove Sub Mechanism Chassis Ass’y referring to item 3.17.
(2) Remove F08, then disassemble F09 (Volume Coupler).
(3) Remove F10, then disassemble Fl 1 (Cam Control Volume).
3.20. Reel Hub Ass’y and Idler Ass’y
Refer to Fig. 3.7.
(1) Remove Sub Mechanism Chassis Ass’y referring to item 3.17.
(2) Remove F12 (Reel Hub Heads), then disassemble F13
(Reel Hub B Assemblies), F14 (Reel Hub Take-up
Ass’y), F15 (Reel Hub Supply Ass’y), F16 (Back
Tension Ass’y) and F17 (Back Tension Spring).
(3) Remove F18, then disassemble F19 (Idler Ass’y).