190-01717-B1
G500/G600 TXi Part 23 AML STC Maintenance Manual
Rev. 1
Page 5-25
Figure 5-14 GBB 54 Battery Cell Replacement
5.8.3
Re-Installation
To re-install the GBB 54 perform the following procedure:
1. Install four screws(7) securing the GBB 54 and torque to the specification in Figure 5-13.
2. Connect the vent tube to the GBB 54 and tighten the tube nut.
3. Connect the electrical connector.
4. Perform the checkout in Section 5.8.4.
5.8.4
Checkout
1. Perform a Configuration Mode Ground Check as described in Section 5.15.1.
2. Perform the Backup Battery Check as described in Section 5.13.5.
5.9 GMU 44
NOTE
Removal, re-installation, or replacement of the GMU 44 will require a recalibration of the
AHRS which requires the use of a GDU installer unlock card. In addition, any removal or
BATTERY CELL INSERTION
(STEP 7)
1
2
3
4
CROSS-TIGHTENING SEQUENCE
FOR BOLTS (STEP 9)
CROSS-TIGHTENING SEQUENCE
FOR BOLTS (STEP 5)
FRONT OF
BATTERY
1
2
3
5
4
x4
8
6
x4
7 x4
1
2
3
4