TM-9-2350-311-10

HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A2, M109A3, M109A4 AND M109A5

TECHNICAL MANUAL; OPERATOR’S MANUAL

NOVEMBER 1994

TM-9-2350-311-10 - Page 448 of 775

TM 9-2350-311-10

3-6

ARMAMENT AND

CAB MAINTENANCE — CONTINUED

3-6.4

Zero Pressure Check and Checking, Filling, and Draining Power Pack — Contlnued

Procedure — Continued

14

If power pack assembly (11) reservoir is overfilled, drain hydraulic fluid to proper level.

(a)

Turn pointer handle (13) at bottom of sight gage (10) to OFF.

(b)

Place a container below plug (14).

(c)

Loosen plug (14) at sight gage (10).

NOTE

Dispose of drained hydraulic fluid in accordance with local regulations. Do not reuse.

(d)

Turn pointer handle (13) at bottom of sight gage (10) to DRAIN and collect excess hydraulic fluid in

container.

(e)

When hydraulic fluid level is correct, turn pointer handle (13) to OFF.

(f)

Turn pointer handle (13) to GAGE position and tighten plug (14).

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