The Sony AV-3600 service manual was what I needed for the repair of this unit
Thanks for the good service
Dave
Text excerpt from page 57 (click to view)
1-6-4. FL Arm Lever Replacement 1. Remove the door open lever. (Refer to item 1-6-1.) 2. Remove the FL cassette guide assembly. (Refer to item 1-6-2.) 3. Remove the cassette holder assembly. (Refer to item 1-6-3.) 4. Release the left side claw (1) of the FL arm lever (2) from the boss (3) of the mechanical deck by pulling to the arrow direction, and remove the FL arm lever (2) by pulling to this side from the left side.
Worm wheel (10) Boss (3) of mechanical deck FL cam gear (7)
Hole (3)
Boss (2) of mechanical deck Joint gear bracket (5) Screw (4) Hole (2) FL drive slider (1)
Claw (1)
A
Fig. 1-6-5 6. Turn the mechanical deck upside down. 7. Remove one securing screw (4) on the joint gear bracket (5), and remove the joint gear bracket (5). 8. Remove the joint gear 2 (6).
FL arm lever (2) Boss (3) FL drive slider (4)
Screw (4) Joint gear bracket (5) Joint gear 1 (8)
Fig. 1-6-4 5. Replace the part with new one. 6. Mount it in the reverse order of removal. Note: � Mount it so that the boss (3) of the FL arm lever (2) is inserted in the groove of the FL drive slider (4).
Joint gear 2 (6)
1-6-5. FL Drive Slider, Joint Gear 2, FL Cam Gear and Joint Gear 1 Replacement 1. Remove the door open lever. (Refer to item 1-6-1.) 2. Remove the FL cassette guide assembly. (Refer to item 1-6-2.) 3. Remove the cassette holder assembly. (Refer to item 1-6-3.) 4. Remove the FL arm lever. (Refer to item 1-6-4.) 5. Remove the FL drive slider (1) by sliding it to this side slightly and adjusting the mechanical deck boss (2) portion to the wider groove portion, hole (3) of the slider, and then remove the FL drive slider (1) by pulling it out from the hole (3).
Fig. 1-6-6 9. Remove the FL cam gear (7). 10. Remove the joint gear 1 (8). 11. Replace each part with new one. Apply an amount of grease on the following portion of the new parts. (Refer to Figs. 1-6-7 to 1-6-9.)
