O8
O9
O6
O12
O13
O14
O7
O14
O13
O12
O6
O15
O16
O10
O11
O11
O10
O3
O2
O1
O4
O5
DISASSEMBLY OF THE PNEUMATIC MOTOR
Always close the compressed air supply and
release the pressure in the plant before disas-
sembling the pneumatic motor of the pump.
•
Unscrew the coupling sleeve so as to disconnect the
pumping group from the motor.
• Disconnect the air feeding pipe to the pump.
• Unscrew the fitting
(
O1
)
and the sleeve
(
O2
).
• Turn counterclockwise the screws
(
O3
)
[take care to the
washers
(
O4
)]
and remove the covering
(
O5
).
• Unscrew the two ring nuts
(
06
)
from the support
(
07
).
• Turn counterclockwise the screws
(
O8
)
[take care to the
washers
(
O9
)] and remove the support
(
O7
) together with
the rollers
(
O10
)
and the pins
(
O11
).
• Extract the spring
(
O12
), the spring guide rod
(
O13
)
and
the roller pushing piston
(
O14
). Ensure the spring slides
freely on the guide rod, the guide rod slides into the roller
pushing piston and this last slides into the mount hole.
• Check the roller
(
O10
)
and the pin
(
O11
) are undamaged.
Replace them if damaged.
• Remove and check the rubber pad
(
O15
)
and the washer
(
O16
).
Coupling
sleeve
www.larius.com
11
SUPER Nova 45:1 - 68:1 - 80:1
ED. 13 - 10/2020 - Cod. 150157
O
