JVC HR-J3008UM, Service Manual

2-14

2.2.22

Idler lever, idler arm assembly

1. How to remove
(1) Remove the lug of the idler lever from the main deck and

remove the hook fitted in the idler arm assembly hole by
lifting it.

(2) Remove the slit washer and pull out the idler arm assem-

bly.

2.2.24   Rotor assembly

1. How to remove
(1) Remove the stator assembly.
(2) Remove the two screws (B) and remove the rotor assem-

bly.

2. How to install
(1) Match the phases of the upper drum assembly and the

rotor assembly as indicated in Fig.2-2-24a.

(2) Place the upper drum assembly hole (a) over the rotor

assembly holes (b) (with three holes to be aligned) and
tighten the two screws (B). (See Fig.2-2-24a.)

Lug

Idler lever

Hook

Idler arm
assembly

Slit washer

Fig. 2-2-23a

Stator assembly

Flat cable
(Take care not to mix up the
polar faces when installing.)

Lug wire
(Note)

Screw (A)

Screw (A)

Lug wire

Drum
shaft

Screw (B)

2.2.21

Tension brake assembly, reel disk (supply side)
and tension arm assembly

1. How to remove
(1) Remove the three lugs of the tension brake assembly

from the main deck and pull them off.

(2) Remove the reel disk (supply side) by loosening in the

arrow-indicated direction the main brake assembly (sup-
ply side).

(3) Remove the tension spring on the back of the main deck.

Then release the lug of the tension arm bearing in the
arrow-indicated direction and draw out the tension arm
assembly. (See Fig. 2-2-21a.)

Fig. 2-2-21a

Lugs

Tension brake
assembly

Lug of the tension
arm bearing

Reel disk
(supply side)

Tension arm
assembly

Tension spring

Main brake assembly
(supply side)

Fig. 2-2-22a

Screws (B)

Rotor assembly

Hole(a)

Hole(b)

Screw holes

Upper drum
assembly

The hole is not in
 line but is offset
 toward the right.

Fig. 2-2-24a

2.2.23  Stator assembly
(1) Remove the flat cable.
(2) Remove the two screws (A), (B) and remove the lug wire.
(3) Remove the stator assembly by lifting in the arrow-indi-

cated direction. (Take care that the brush spring does not
jump out.)

Notes:
• Be careful not to lose the brush and spring.
• There are some models that do not use the lug wire.

Refer to the parts list for these models.

• When tightening the screw (B), place the caulked part

of the lug terminal near to the shaft of the drum and
then tighten it.

• After installation, be sure to perform the switching

point adjustment according to the electrical adjustment
procedure.