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Fig. 1O
O8
O9
O5
O33
Conjunction
Sleeve
Conjunction tie rod
O35
O37
O36
O34
O20
O32
O33
Fig. 2O
www.larius.com
18
nova 55:1 ext
ED.
06 - 07/2020 - Cod. 150152
REMOVING THE PUMP UNIT
O
Always close compressed air supply and dischar-
gepressure in the system before dismantling the
pumping unit.
• Unscrew the conjunction sleeve to remove the pumping unit
from the motor.
• Remove the nuts (
O33
) and disconnect the pumping unit.
• Remove the split pin (
O5
) and remove the conjunction tie rod.
• Remove the bucket (
O8
) and unscrew the gasket pressing ring
nut (
O9
).
• push the motor piston rod downward until the follower plate
comes out from the housing. Unscrew the nut (
O37
), the plates
(
O36
) e (
O35
) and the bush (
O34
).
• Remove the nuts (
O33
) and disconnect the housing (
O32
)
[
careful of the washer
(
O20
).