Preparation
© 2015 General Electric Company – All rights reserved. ADTS 405 Mk2 Instruction Manual-English | 15
3. OPERATION
WARNING OBSERVE SAFETY PRECAUTIONS STATED IN LOCAL ORDERS AND THE
AIRCRAFT OR EQUIPMENT SERVICING PROCEDURES.
Make sure the electrical and pneumatic connectors, electrical cables, pipes and positioning of the
ADTS 405 comply with the instructions in this manual and local regulatory requirements.
3.1 Preparation
WARNING THE ELECTRICAL SUPPLY MUST INCLUDE A CONNECTION TO A PROTECTIVE
EARTH. SEE SAFETY AND INSTALLATION GUIDE 124M8686 FOR START-UP SAFETY CHECKS
AND INFORMATION.
Carry out the following before use:
a. If necessary, carry out the maintenance detailed in Section 4.3 “Maintenance Tasks”.
b. Make sure the air data test system power supply switch on the front panel is set to OFF.
c. Connect the air data test system to the electrical supply.
d. Inspect the pneumatic hoses for damage, ingress of dirt and moisture. Make sure the
aircraft adapters are serviceable.
3.2 Start-up
Before use, the ADTS 405 should be tested. Review and become familiar with the overall operating
states and test procedures before starting any test process on an aircraft or component.
3.2.1 Connections
a. Connect the hoses for the test procedures to the air data test system:
• Red hose to the STATIC output (Ps)
• Blue hose to the PITOT output (Pt)
b. Temporarily seal the free ends of the hoses.
Note: When connected take care not to restrict air flow to the hoses.
c. Connect the hand terminal to the air data test system through the hand terminal
connector on the front panel. If necessary, connect the hand terminal through the
extension cable.
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