CHAPTER 3. CHECKOUT, ALIGNMENT, AND ADJUSTMENT

TM 9-2350-222-20-2-1

CHAPTER 3

CHECKOUT, ALIGNMENT, AND ADJUSTMENT

SECTION 1: CHECKOUT PROCEDURES

3-1.

CHECKOUT PROCEDURES INDEX

Para

Task

Page

3-2

Turret Checkout

3-1

Winch and Boom Checkout

3-3

3-8

3-4

Synchronization and Backlash Check of 165-MM

3-10

Gun with Gunner's Periscope M32C/M32CEl -

Ramp Method

3-5

3-27

Parallax Check of Gunner's Periscope M32C/M32CEl

3-5.1

3-28

Grenade Launcher Checkout Procedure

3-2.

TURRET CHECKOUT

TEST EQUIPMENT Gunner's Quadrant M1A1

PERSONNEL: Two

REFERENCES:

TM 9-2350-222-10 for procedures to:

Operate turret lighting

operate instrument lighting

o p e r a t e armament

Traverse turret and elevate/depress gun in manual and power modes

TM 9-2350222-20-2-3 for procedure to check nitrogen precharge pressure

TM 9-1290-200-14&P for procedure to calibrate Gunner's Quadrant M1A1

EQUIPMENT CONDITION:

Tank intact and no condition exists that could cause equipment damage

when turret is operated (DA Form 2404 checked). Tank parked on level

ground in an area where traversing turret or elevating/depressing gun

will not be a possible danger to personnel or cause damage to other

equipment.

GENERAL INSTRUCTIONS:

Make sure all armament is unloaded before doing turret

checkout

Before elevating gun or traversing turret, make sure that

adjacent area, both inside and outside tank are clear of

obstacles and operation will not be hazardous to person-

nel.

Para 3-1

Change 1 3-1