Underside of plane Preflight

PROP AND NOSE:

	Cowling and engine cowl door latches - secure Propeller restraint - removed Exhaust stacks (2) -check clear and for cracks Check fire detector sun shield in place on port stack (located on top of stack under the cowl) Upper NACWS antenna-check condition and security
	Top cowl locks (4) - secured. (Check screw slots horizontal and center pins protruding into slot) Prop retaining bolts (8) - check bolts for security and safety wired (thse bolts hold the prop on the aircraft, they are in a ring inside the crack) Propeller - check for cracks, nicks, or pits. Inspect spinner attachment screws for security.

Accessory (port) and engine (stbd) intake ducts - clear. ( Port intake provides cooling air for four items: AOCS, Accessory cooling, Oil cooler, cockpit air, starter/generator cooling. Stbd intake provides air to the engine)
Nose landing gear and wheelwell
Check tire for proper inflation, cuts, tears, abrasions, tread (no cord showing), and retaining nut cotterkeyed, red spot of paint should line up on both tire and rim to ensure tire is not slipping on the rim
Shock strut for leakage and approximately 3-5 inches of oleo
Shock strut scissors for proper installation, security, retaining pins cotterkeyed, towpin straight, microswitch and linkage secure. (NOTE: reversal of the microswitch actuating arm is possible; ensure correct configuration by noting the position of the linkage vertical above the sensing switch.) (Purpose= with weight on wheels, enables BETA and disables RUDDER SHAKERS)
Shimmy damper - check for security
Retainer for nose cowling lockpins - securely fastened
Nosewheel doors - check security and condition
Nose wheelwell -

check door retraction linkage for attachment and security, up and downlock microswitches and linkages for security. (Nose uplock= position indicator and landing light annunciator. Nose downlock= position indicator and peanut light.)

oil cooler drain - has blue cap on left side of well;
engine oil access panel - orange circle at top;
air conditionig ground blower inlet - on right side.
The small golf ball size hole just forward of the oil access is for the Shimmy Damper.
V-shaped box at the top of the nose wheelwell, works with the roller on top of strut to straighten the nose wheel as its retracting - works in conjunction with the nose gear centering pin which is located on the bottom right side of strut.