Replacing Reed Relays Re301 And Re302 - Philips PM 5775 Manual

49
E. REPLACING REED RELAYS RE301 and RE302 (Fig. VIII-5)
— Carefully pull off the plastic cover by compressing the sides.
~ Unsolder the relay connections.
-- Remove the coil with tube from the printed wiring board.
-- Withdraw the tube containing the reed relay from the coil.
— Fit a new reed relay.
Important: Most of the coils are marked at one end with a red dot.
When mounting the reed relay, ensure that the side with one lead,
is directed to the marked end of the coil.
— Install the relay in reverse order to that stated above.
Note: — Do not forget to solder the earth connections.
— The distance between the underside of resistor R359 and the printed
wiring board should be at least 3 mm.
t L320 |
PLASTIC. ENR
a
R385
R386
i
|
| "EF Re 302
| 4p L321
!
MA 6588
components side soldering side
Fig. VII-5. Removing reed-relay coils L320, L321