A7™ Service Manual 046-006272-00 6 - 53
Repair and Disassembly Disassemble the Assemblies
6.2.8.4 Remove the Indicator Light Board
1. Remove the panel of the pressure gauge and refer to“Remove the Panel of Pressure Gauges” on
page 6-49. .
2. Unscrew the two screws on the indicator light board to remove the board.
FIGURE 6-116
6.2.8.5 Remove the Needle Valve Assembly
1. Remove the panel of the pressure gauge and refer to 6.2.8.
2. Disconnect the tubes and cables from the needle valve assembly.
3. Unscrew the three screws to remove the needle valve assembly.
FIGURE 6-117
4. Unscrew the two screws on the contact switch to remove the contact switch.
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