USER'S AND
MAINTENANCE
MANUAL
Date:
01/31/2020
Code
MAN D185T4F-DB
ENG
Air Compressor : D185T4F-DB
Revision 03
Copyright © 2014, ROTAIR S.P.A. - All rights reserved
.
This manual is intellectual property of ROTAIR S.P.A.
Its full or partial reproduction is forbidden under any form, on any support and by any means, without the
written authorization by ROTAIR S.P.A.
Page
57/59
Abnormal
Cause
Solution
Check the cooling fan and clean the radiator;
replace the compressor oil filter
If th
e
sensor is on the oil separator tank,
check the oil separator filter by following the
instructions to Section 13.4-14, proceeding
to
its eventual replacement
in
Section
13.4-15
The spring in the accelerator piston
is broken/needs to be adjusted
Check the tension of the spring piston
accelerator (Section 11.1-2)
Engine speed
is
lower than expected
Have the diesel injection pump of the engine
inspected by qualified personnel
Drain the fuel tank and replace the fuel filter
(Section
13.4-9)
Oil leaking from
the air valve
s
Minimum working pressure too low
Adjust
it
to the instructions of Section 11.3
Too much oil in the tank
Adjust to the correct level
in
Section 1
0.1
The
machine
is not level during
operation
Level the machine
Nozzle clogged oil recovery
See Section 13.4-6
Defective oil mist separator filter
The engine does
not reach the
maximum RPM
and the
compressor does
not keep up with
the work load
See Section 13.4-1
1 and 13.4-12
