
17
Part description
Quantity per pump
Impeller
1 piece
Shaft Seal
1 set
Bottom Plate
1 piece
Packing
Full set
8) Overhauling procedure (refer to section 11 “Sectional Drawing”).
•
Perform the overhauling work with the pump kept in horizontal position.
•
Unscrew off the bolts (B1 in Sectional DWG) to separate the pump
from the pump base (170). Then, lift up the pump using the lifting eye-
bolt (58).
•
Provided two wooden blocks of about 100mm square onto clean floor
and put the pump thereon horizontally.
•
By this, the pump is ready for overhaul. Overhaul the pump in the
procedure given below.
Step
Part Name
( ) : part No. in sectional DWG
Overhauling Procedure
( ): Part No. in sectional DWG.
Note
1
Strainer (16)
Unscrew off stud nut (SN1)
2
Bottom Plate (15)
Unscrew off stud-nut (SN2)
3
Impeller nut (B2)
Unscrew off the nut
4
Impeller (14)
Draw off the shaft from shaft (8).
Be careful not
to damage the
vanes
5
Casing (13)
Unscrew off stud nut (SN3)
6
Drain-out of oil
Remove oil plug (28)
Follow 5.1 (1)
7
Lower oil box (12L)
Unscrew off stud nut (SN4)
8
Shaft seal (10)
After removal of the lower oil
box (12L) in step 7, mechanical
seal parts appear. Pull them out
one by one from the shaft using
a hooked-shaped puller.
9
Upper oil box (12U) and rotor (7)
Unscrew off stud nut (SN5)
In this case,
be careful not
to damage
stator coil,
shaft and
bearing.
Summary of Contents for PGV 110
Page 2: ......
Page 19: ...19 SECTIONAL VIEW OF PGV55 75 110...
Page 20: ...20 SECTIONAL VIEW OF PGV220...
Page 27: ...NOTES...
Page 28: ......
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