Part Description - Wilo -SCP Einbau- Und Betriebsanleitung

For mechanical seal version pumps
No.

Part description

1 Impeller
2 Shaft
3 Neck ring
4 Impeller key
5 Sleeve
6 O-ring
7 Spacer Sleeve
8 Sleeve nut
9 Stuffing box bush
10 Mechanical seal
11 Graub screw
12 Gland plate
The rotating element consist of a shaft on to
which an impeller is placed and arrested at its
position with a key to avoid free rotation with res-
pective of rotation of the shaft. Renewable shaft
sleeves are provided on both side to protect the
shaft from corrosion and erosion. The impeller is
locked at its position by sleeve and cowl nuts,
which have threads left/right handed as per the
direction of rotation of shaft.
Installation and operating instructions Wilo-SCP
No. Part description
13 Bearing end cover (D.E.)
14 Bearing (D.E.)
15 Bearing housing (D.E.)
16 Thrust collar
17 Bearing end cover (N.D.E.)
18 Bearing (N.D.E.)
19 Lock washer
20 Lock nut
21 Bearing housing (N.D.E.)
22 Coupling key
23 Water thrower
24 Neck ring pin
The pump rotor is supported ondeep groove ball
bearings on either side of the shaft. Bearings are
located in the bearing housing, which are attached
to the end of the pump casing. Stuffing box bus-
hes are provided on either side of the shaft on the
sleeve and is located in the bottom half of the
casing in half-spigot. The purpose of stuffing box
bush is to guide the liquid toward the impeller eye.
Whereas the back face of the stuffing box provi-
des support to gland packing. Water thrower is
placed after gland plate on both side of shaft.
English
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