TM55-1500-345-23
I
I
CODE
DIRECTIONS
WORDING
NO.
37
U-21, bottom of left and right center wing
REMOVE FOR
stub on access door. Yellow 1/2-in. letters,
ACCESS TO
top of letters towards spar.
ARC-51
38
Bottom of left and right outboard engine
OIL COOLER
nacelles. Black 1/2-in. letters.
DRAIN
U-21, bottom of left and right outboard wing
39
(Left Wing)
A.C.
panels. Locate 1 in. forward of power recep-
EXTERNAL
tacle door. Yellow 1/2-in. letters, top of let-
POWER
ters towards spar
(Right Wing)
EXTERNAL
POWER
RU-21, lusterless black 1/2-in. letters.
24 VOLTS
40
Bottom of right wing, outboard of engine
SEE
nacelle and forward of spar. Black 1/2-in. let-
OPERATOR'S
ters, top of letters towards spar.
MANUAL
FOR
INVERTER
OPERATION
Left side of fuselage under model
**WP1-P2-L3 Date
designator (code No. 14) Black 1/4-in. letters.
WP- indicates wash primer used
P - indicates primer used
** Contractor will insert their code.
L - indicates lacquer used (if req'd)
c.
indicates coating used (if req'd)
Stencil below Code 41.
NOTE: Date shown on stencil is date air-
craft painted with MI L-C-46168 paint.
U-21, top and bottom of right hand inboard
43
Battery Vent
wing aft of battery vent tubes. Paint black.
I
44
U-21, leading edge of right inboard wing.
I
PITOT Drain
Paint black.
45
RU-21, center 1 in. over oxygen access
cover. Paint black.
OXYGEN
Figure 10-22. Exterior Markings, U-21 and RU-21 (Sheet 12 of 13)
10-113
