TM 55-1925-286-13&P
0009 00
Starting air receivers will not
pressurize to 250 PSI (17.2 bar)
Is the
Note:
starting air
Are the
Start the
It could take 1 - 2 hours
No
Yes
pressure stable
for the starting air
at 250 PSI
running?
receivers to fully
(17.2 bar)?
pressurize.
Yes
No
Do the
Note:
Yes
It could take 30-45
Adjust pressure
off before
minutes for the starting
250 PSI
air receivers to fully
(17.2 bar) is
pressurize.
attained?
No
Is the
Is there
starting air
ongoing leakage in
Stop or
Yes
Yes
pressure stable
the system such as open
repair the
at 250 PSI
drains, eductors in use,
leakage.
(17.2 bar)?
leaking piping?
No
No
Is the
No
air filter
clogged?
Is the
Yes
starting air
Yes
pressure stable
Replace the
at 250 PSI
(17.2 bar)?
No
Is the
Is the
starting air
Adjust the
V-belt properly
Yes
No
pressure stable
V-belt
tensioned?
at 250 PSI
(17.2 bar)?
Yes
No
Replace the unloader
Exit
To Sheet 2
Procedure 2. Starting Air Receivers Will Not Pressurize To 250 PSI (17.2 bar) (Sheet 1 of 2)
0009 00-5