Replacement Of Major Parts - JVC KV-V8 Service Manual

2.2

Replacement of major parts

2.2.1 Before starting disassembling
This mechanism has an exclusive operation mode provided
for disassembling and installation of the mechanism (Mecha-
nism assembling mode), and it is suggested to set the
mechanism to this mode before disassembly and
installation.The "Mechanism assembling mode" is not gen-
erally used and becomes available by manual setting only.
Then this procedure starts with the condition that the cabi-
net parts and cassette housing assembly have been re-
moved.
2.2.2 How to set the "Mechanism assembling mode"
(1) Turn the loading motor belt by hand.
(2) Confirm that the hole of the control cam are aligned to
the deck hole as shown in Fig.2-2-2a.
Control cam
Fig. 2-2-2a
2.2.3 Pinch roller arm assembly
(1) Remove the slit washer.
(2) Lift the pinch roller arm assembly, and pull out it while
pushing the pinch plate toward outside.
Pinch plate
Fig.2-2-3a
2.2.4 A/C head
1. How to remove
(1) Take out the 2 screws (A).
(2) Remove the A/C head with the head base.
(3) When replacing the A/C head only,remove the 3 screws
(B), use care not to misplace the 3 springs.
(A)
Fig.2-2-4a
2-4
Loading motor belt
Hole align with
hole in deck
Slit washer
Pinch roller
arm assembly
Head base
(A)
(B)
A/C head
Fig.2-2-4b
2. How to install
(1) Temporarily set tne A/C head height as indicated in Fig.
2-2-4c.
A/C head
5.7mm
Fig.2-2-4c
2.2.5 Pinch plate
1. How to remove
(1) Disengage the 2 claws, then remove the pinch plate.
Claw
Fig. 2-2-5a
2. How to install
(1) When installing the pinch plate,align rack of the pinch
plate and triangle mark of the control cam as indicated
in Fig. 2-2-5b.
Control cam
Correct direction
Fig. 2-2-5b
A/C head
board
Pressure spring
Head base
Head base
Pinch plate
Claw
Pinch plate