Screw Torque Settings; Removing The Airflow Duct And Cover - Tait TB8100 Service Manual

9.1

Screw Torque Settings

Location / Function
secure the RF power transistors to the heatsink
secure the VHF splitter and combiner boards to
the heatsink
secure the SMA connector to the front panel
M3 screws are used in all other locations
9.2

Removing the Airflow Duct and Cover

Airflow Duct
(100W PA Only)
Cover
174 Power Amplifier Disassembly and Reassembly
The recommended torque settings for the screws used in the PA are as
follows:
The circled numbers in the following instructions refer to
1. Remove the M3 Torx screw
cable to the airflow duct.
2. Remove the M3 Torx screws
heatsink. Lift the airflow duct off the heatsink.
1. Remove the M3 Torx screws securing the cover to the heatsink and
to the front panel.
2. Remove the two M3 Torx screws securing the N-type connector to
d
the cover .
3. Carefully lift the cover straight up off the heatsink, being careful not
to put any strain on the N-type connector.
Torque Driver
0.6N·m / 5.0lbf·in 3/32in Allen key
0.23N·m / 2.0lbf·in PZ1
0.3N·m / 2.5lbf·in T8
0.5N·m / 4.5lbf·in T10
b
securing the P-clip and DC input
c
securing the airflow duct to the
© Tait Electronics Limited September 2006
Size
4–40 UNC
M2
M2.5
M3
Figure 9.1.
TB8100 Service Manual