TM 11-5860-200-12
Section V. REMOVAL AND INSTALLATION PROCEDURES
3-12. Gaining Access to Receiver and Electronics Assembly (fig. 3-12).
WARNING
Do not work on or near forward pylon fairing assembly until helicopter rotor stops turning.
Ensure aircraft battery is disconnected before installing or removing any ALT component.
Death or serious injury could result if aircraft battery remains connected.
NOTE
When removing the forward pylon fairing assembly, do not disconnect the static pressure line
from pitot tube.
a.
Disconnect attaching hardware from forward pylon fairing assembly (1) with the exception of the pitot tube
static pressure line (refer to TM 55-1520-236-20 or TM 55-1520-239-23-1).
b.
Disconnect electrical connector at bulkhead from pitot tube (2) heater system.
c.
Pull forward pylon fairing assembly (1) forward enough to remove clamp holding pitot tube heater wires, and
static pressure line forward lower clamp.
d.
Place forward pylon fairing assembly on canopy using care not to damage static pressure line.
3-13. Installing Forward Pylon Fairing Assembly (fig. 3-12).
WARNING
Do not work on or near forward pylon fairing assembly until helicopter rotor stops turning.
Ensure aircraft battery is disconnected before installing or removing any ALT component.
Death or serious injury could result if aircraft battery remains connected.
a.
Connect electrical connector to pitot tube (2) heater system.
3-18
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