© 2015 General Electric Company. All rights reserved.42 | =GE Oil & GasChecking the Air SupplyUse this procedure to check the air supply.1. Turn on the air supply.2. Adjust the filter regulator.Supply pressure must be a minimum of 10 psi greater than the spring range of theactuator but may not exceed the rated actuator pressure. Refer to the valve oractuator instruction manual.3. Inspect the tubing connections between the filter-regulator and the positioner forleaks.4. Verify that the tubing is not bent or crushed.5. Verify that all fittings are leak tight.NOTE Do not use Teflon pipe seal tape. The Teflon tape can shred intoparticles that are harmful to the pneumatic components.Checking the Electronic Module ConnectionsWARNING Do not remove the instrument cover or connect to an electricalcircuit in a Hazardous Area unless the power is disconnected.All connections to electronic module in the SVI II AP are made through the terminal board. TheSVI II AP terminal board has a terminal block with cage clamp connectors. Confirm that all appli-cable connections to the electronics module connectors are correct. Not all options are availablefor every model. Refer to Table 6 for available functionality.Table 6: SVI II AP Models and FunctionalityAvailable Functionality Positioner Model NumberSVI II AP-2 SVI II AP-34 - 20 mA Input Setpoint Display/ Pushbuttons Optional OptionalRemote Mount Input