7 Servicing/Maintenance
78 of 126
Amacan K
1579.807/07-EN
Motors 320 6.N, 360 6.N, 400 6.N, 440 6.N
525.04
433.02
a
b
c
d
e
350
940.01
210
163
L
243
Fig. 45:
Installing the impeller-end mechanical seal for motors 320 6.N, 360 6.N,
400 6.N, 440 6.N
Table 27:
Symbols key
Symbol
Description
L
243
Always secure screwed connections marked with this symbol with
Loctite 243
.
ü
Discharge cover 163 is installed in bearing housing 350.
ü
The back pull-out unit has been placed in a horizontal position on a wooden
support and is protected against rolling off.
1. Press the supporting ring (a) and primary ring (b) of mechanical seal 433.02 into
the drilled seat of discharge cover 163 together with an O-ring.
2. Use spacer sleeve 525.04 to carefully slide on the mating ring (c) and the torque-
transmitting element (d) until they rest against the shaft shoulder.
3. Press the assembly sleeve against the spacer sleeve. If applicable, insert keys
940.01 into the shaft and tighten the grub screws (e). Apply a thread-locking
agent (Loctite 243) to the grub screws (e).
7.7.5 Fitting the impeller
The procedures for fitting the impeller differ depending on the hydraulic system and
motor in question. (
Table 28:
Impeller fastening elements
Size
Tapered fit
Cylindrical fit
60 6.N
95 4.N
80 6.N
60 6.N
80 6.N
100 6.N
120 6.N
140 6.N
165 6.N
90 8.N
110 8.N
130 8.N
40 10.N
60 10.N
75 10.N
190 6.N
225 6.N
260 6.N
150 8.N
185 8.N
320 6.N
360 6.N
400 6.N
440 6.N
700-330
-
M20
-
-
-
-
-
-
800-400
M20
M20
-
-
-
-
-
-
800-401
-
M20
-
-
-
-
-
-
1000-420
-
-
M85 × 2 M85 × 2 M125 × 2 -
-
-
1000-421
-
-
M85 × 2 M85 × 2 M125 × 2 -
-
-
1000-500
-
-
-
M85 × 2 M125 × 2 M125 × 2 -
-
1200-630
-
-
-
-
M125 × 2 M125 × 2 M125 × 2 M125 × 2
