e . L a b e l a n d u n s o l d e r t h e c o n n e c t i o n t o g r o u n d terminal E1.
R e m o v e and retain the six screws and w a s h e r s s e c u r i n g t h e a s s e m b l y c o v e r .
Lift off the cover.
Label and unsolder the output connection to FL-1, FL-2, and E2.
Slip the wires through the grommet and remove the assembly from the unit.
When a defective EMI filter is to be stored for later repair, the
cover and screws retained in step e. should be replaced.
i. To install a replacement, reverse the procedure detailed in steps a. thru
T h i s assembly is mounted on
5 - 4 . 9 I n d i c a t o r L i g h t A s s e m b l y ( A 8 ) , Replacement.
t h e f r o n t p a n e l . Replace a faulty assembly as described in the following subpara-
Individual indicator lights can be replaced
assembly from the unit. Refer to para 5-7.
Remove the defective assembly from the unit as follows:
Refer to para 5-4.1 for procedure.
R e m o v e the bottom access cover.
Remove and retain the four countersunk screws securing the assembly to the
c. Label and unsolder all wires connected to the assembly.
T h e assembly may now be removed from the unit through the bottom access
I n s t a l l a replacement assembly a s
a. Remove and retain the four pan-head screws from t h e f r o n t o f t h e
Solder the connecting wires to the terminals on the assembly.
P o s i t i o n the assembly behind the front panel and secure using the hardware
retained in para 5-4.9.1.b.
d. Replace and secure the bottom access cover.
Ensure the assembly is fitted with serviceable lamps. Refer to para 5-7.
Install the four pan-head screws retained in step a. above in the defective
Repair as described in para 5-7.