Motorola APX 7000 Basic Service Manual page 255

Disassembly/Reassembly Procedures: Ensuring Radio Submergibility
8.10.7.1 Vacuum Tool Setup
1. Attach one end of the hose to the Vacuum Pump. Attach the other side of the hose to the
Vacuum Adapter.
2. Tool Leak Test:
i. Block the open end of the Vacuum Adapter.
ii. Pull the knob on the Vacuum Pump to create vacuum.
iii. Pump at least 15 inHg.
iv. Watch the gauge for a minute. If there is any loss of vacuum, repair or replace the tool.
3. Ensure that the seal is attached to the Vacuum Adapter.
8.10.7.2 Attaching Grille Eliminator
1. Remove the Speaker Grille (22) by following steps in
remove the Memory Door (28).
2. Slide the top of the Grille Eliminator under the Control Top Bezel (10) and swing it down
towards the radio. Secure the Grille Eliminator using the two center screws (24) with a torque
of 10 in lbs. See
8.10.7.3 Test Procedure
1. Attach the Vacuum Adapter onto the radio in the same manner as a radio battery. Ensure
both latches are clicked into place.
2. Place the radio on a flat surface with the Grille Eliminator facing upward.
3. Pull the knob on the Vacuum Pump to create vacuum. The vacuum test pressure should be
between 5–7 inHg.
Figure 8-53. Attaching Grille Eliminator
Figure 8-53.
Ensure that the vacuum pressure NEVER exceeds 7 inHg.
The radio has pressure sensitive components that can be
damaged if the pressure exceeds this limit.
Grille Eliminator
Vacuum Adapter
Section 8.7.1 on page 2:8-11
Sec 2: 8-35
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