Removing the NR sensor

Preliminary requirements

Required Conditions

Action/Condition	Reference
Set the BATT switch to the OFF position on the miscellaneous control panel.
Remove the ground power unit.
Remove the left transmission fairing (432AL).
Remove the upper-left mid-fuselage access-panel (433AL).

Consumables, materials and expendables

Name	Identification/References	Quantity
Caps or plugs	C-156	AR
Caps or plugs	C-428	AR

Safety conditions

Obey all the safety precautions when you do maintenance on or near electrical/electronic equipment. If you do not obey these precautions, injury to personnel and/or damage to equipment can occur (BHT-ELEC-SPM, Chapter 2).

Make sure not to pull on the cables too much to prevent damage to the cables and connectors.

Procedure

1. Remove the nut, washers, spacer, clamp, and screw from the truss assembly and the connector (6241SU4J1).

2. Disconnect the connector (6241SU4J1) from the connector (6241SU4P1).

3. Put Caps or plugs (C-156) on the connectors.

4. Cut and remove the lockwire from the nut.

5. Loosen the nut.

6. Remove the NR sensor (6241SU4) from the transmission pump adapter .

7. Put Caps or plugs (C-428) on the NR sensor (6241SU4) and the port of the transmission pump adapter.