TM-5-2350-262-20-2

ARMORED COMBAT EARTHMOVER (ACE), M9

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL; VOLUME 2 OF 3

TM-5-2350-262-20-2 - Page 563 of 670

TM 5-2350-262-20-2

4-963.11

Change 4

NOTE

If coolant umbilical lines are not connected to MCU correctly, cooling vest will not operate properly.

Steps 3 through 5 apply to above illustration.

3. Attach coolant umbilical hose connectors (7) and (8) to SUPPLY (3) and RETURN (5) ports on rear of

MCU (4) ensuring supply and return hoses are connected to the supply and return ports on the rear

of the MCU as marked.

4.

Attach the coolant umbilical BCA lead (6), bundled with the coolant umbilical, to the CONTROL connector

(2) on the rear of the MCU (4).

5.

Attach the wiring harness connector (9) to the upper right connector (1) on the rear of the MCU (4).