A SERVICE OF

logo

Open as PDF
next previous
12
PROBLEM SYMPTOMS RESOLUTION
Excessive air tank

valve pops off

shut of motor when com-
pressor reaches cut-out
pressure

too high
•
•
Set the On/Off switch to Off, if the unit
does not shut off contact a Bosch fac-

service center

Bosch authorized service center
•
•
Air leaks 
enough
• 

solution. Do not overtighten.
•
Air leaks in air tank or
at air tank welds
Defective air tank• Air tank must be replaced. Do not repair
the leak


weaken. The air tank can rupture or ex-
plode.
•
•
Air leaks between
head and valve plate
Leaking seals• 
Bosch authorized service center
•

valve
• 
ring. If valve still leaks, it must be replaced.
•
 

Carbon build-up in pump
•
•
•

ring. If valve still leaks, it must be replaced.
Add 30W non detergent oil to pump.

Bosch authorized service center
•
•
•

the regulated pres-
sure gauge drops

is used


being used
• It is normal for some pressure drop to oc-

regulator.


used.
•
•
TROUBLE SHOOTING
-
tive actions. The operator or maintenance personnel can perform some corrective actions, and others
