Installation Note
E4440-90632
19
Installation Procedure
6. Remove the three screws (2) that attach the switch bracket to the main bracket. Lift
the switch bracket assembly from the instrument.
7. Refer to
. Mount the Preamplifier (
) to the Preamplifier Bracket
(
) with 4 screws (
) and 4 washers (
) Torque to 3
in-lbs with POZI-1 driver.
Figure 14
Preamplifier and Bracket
8. Locate wire harness W106 (
) from the kit and connect it to the
preamplifier as shown in
.
Figure 15
Preamplifier Wires
9. Locate the 3 dB Attenuator (
) from the kit and put it on the output of the
preamplifier. Use a 7 mm wrench and torque to 10 in-lbs.
