TB 43-123
PP-7798/A
EIC: N/A
(Illustration Not Available)
PP-7798A Battery Changer
1.
Brief Description: The PP-7798/A (14-ES014-
2.
Applicable Tools and Test Equipment:
1) is a constant current charger which maintains an
Not Applicable.
acceptable voltage level on the BB-432B/A (145E2089-1)
installed in the CH-47D helicopter. Power for the battery
3.
Applicable Publications:
charger is provided by the 500 volt 3 phase400 Hz,
TM 11-1520-240-20 (CH-470)
No.1 AC bus. The charger will terminate charging when
TM 11-1520-240-20P (CH-47D)
one or more of the following faults occur: overheated
TM 11-1520-240-30P (CH-47D)
battery; battery cell unbalance; bate charger exceeds
TM 11-1520-240-34 (CH-47D)
safe operating temperature; output short or open circuit.
II-J-3
