Owner's manual

ACR ELECTRONICS, INC / ARTEX PRODUCTS

DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL

B406-4 (453-5004)

25-62-03

Page 52 of 87

JUN 20/13

TASK 25-62-03-050-801

2. Battery

SUBTASK 25-62-03-050-001

A. Battery Pack Removal

CAUTION

: THE BATTERY PACK CONTAINS ELECTROSTATIC DISCHARGE SENSITIVE (ESD)

COMPONENTS AND IT MUST BE HANDLED WITH CARE. IF POSSIBLE, WEAR A

GROUNDED WRIST STRAP WHEN HANDLING THE BATTERY PACK DURING

INSTALLATION ACTIVITIES. TAKE PARTICULAR CARE TO AVOID TOUCHING THE

EXPOSED CIRCUIT BOARD AND CONNECTOR PINS ON THE BOARD

CAUTION

: THE BATTERY PACK IS CONNECTED TO THE ELT VIA SHORT INTERCONNECT

HARNESSES, WHICH LIMIT THE DISTANCE THE TWO COMPONENTS CAN BE

SEPARATED UNTIL THE HARNESSES ARE DISCONNECTED.

(1) See Figure 11. Battery Pack Removal.

Figure 11. Battery Pack Removal

(2) Turn the ELT upside down, such that the battery pack is bottom side up.

(3) Remove the four retaining screws.

(4) Lay the ELT on its side, while keeping the ELT and battery pack securely held together.

(5) Separate the battery pack from the ELT, taking care not to put strain on the short interconnect

harnesses.

(6) Disconnect the large harness from the 8-pin header on the small circuit board mounted in the

battery pack.

(7) Disconnect the battery pack 2-wire harness from the connector recessed in the ELT body.

NOTE: Plug is

recessed in

ELT Assembly

RTV puddle

ELT ASSEMBLY

BATTERY PACK

SCREW (4 PLCS)

DISCONNECT