TM9-2330-374-14&P
(b) With emergency relay valve in emergency position (see 1c above), coat
exhaust port with soapsuds.
( c ) Leakage tests must not exceed a one inch bubble in three seconds. If
excess leakage is found, replace emergency relay valve.
A i r Reservoir, Drainaue of Moisture and Tests.
c.
WARNING
Wear protective goggles when opening the air reservoir
drain cock. Avoid contact with the air stream.
Open drain cocks (6, figure 4-25) on each air
(1) D r a i n a g e o f m o i s t u r e .
reservoir. Close drain cocks after drainage.
( 2 ) T e s t a n d c h e c k f o r s e r v i c e a b i l i t y . W i t h air brake system connected to
towing vehicle, coat drain cocks, pipe plugs and connections with soapsuds"
No leakage is permissible. Tighten any leaking connections.
Inspect for
Replace r e s e r v o i r i f i t l e a k s o r i f a n y d a m a g e o r
d a m a g e or corrosion.
corrosion is found that would weaken reservoir.
SLACK ADJUSTERS
INITIAL SETUP
Tools
Equipment Condition
D r a i n cocks open (para. 3-9)
General mechanics tool kit
Materials/Parts
Slack adjuster
C o t t o n rags (Item 6, Appendix E)
--.
a
Removal.
(1) Remove cotter pin (1, figure 4-27) and clevis pin (2).
R e m o v e clevis (3)
from slack adjuster (6).
( 2 ) R e m o v e retaining ring (4)
from end of camshaft (5).
( 3 ) U s i n g hammer and suitable d r i f t ,
tap
slack
adjuster
(6)
lightly
until
it
comes off camshaft (5).
