TM 9-2330-235-14&P
4-24.
SERVICE BRAKE ADJUSTMENT (M390C).
This Task Covers:
a. Left Brake Assembly Adjustment
b. Right Brake Assembly Adjustment
Initial Setup:
Equipment Conditions: Tools/Test Equipment:
* Trailer leveled (para 2-10).
* General mechanic's tool kit
* Handbrakes released (para 2-2).
a.
LEFT BRAKE ASSEMBLY ADJUSTMENT I
1. Turn lower adjusting stud (1) on back side of left
brake assembly clockwise until rear brakeshoe
drags slightly when wheel is rotated by hand.
2. Turn lower adjusting stud (1) counterclockwise
just enough to allow wheel to turn freely without
drag.
3. Repeat steps 1 and 2 at upper adjusting stud on
back side of left brake assembly to adjust front
brakeshoe.
b.
RIGHT BRAKE ASSEMBLY ADJUSTMENT
1. Turn lower adjusting stud (1) on back side of right brake assembly counterclockwise until rear brakeshoe drags
slightly when wheel is rotated by hand.
2. Turn lower adjusting stud (1) clockwise just enough to allow wheel to turn freely without drag.
3. Repeat steps 1 and 2 at upper adjusting stud on back side of right brake assembly to adjust front brakeshoe.
TA505008
4-48
