Grundfos CR 95 Service Instructions

5.2 Bush (47c) and retaining ring (47d)
5.2.1 Dismantling
1. Place the chamber on a flat surface.
2. Press the bush (47c) and retaining ring (47d) out of the chamber
using service tool K.
TM071786
Pressing out the bush (47c) and retaining ring (47d) with service
tool K
5.2.2 Assembly
1. Place the chamber on a level and solid surface with the neck
ring (45) facing downwards.
2. Place the bush (47c) and retaining ring (47c) on service tool K.
3. With a pressing tool, press the retaining ring (47d) and bush
(47c) home in the chamber by using service tool K.
TM071787
Installing the bush (47c) and retaining ring (47d) with service tool
K
6. Renewing shaft seal wear parts
This section applies only to shaft seals with an inner diameter of
∅28 or ∅36.
Shaft seals with an inner diameter of ∅22 cannot be serviced but
must be replaced instead.
115
113
108
109
114
102
103
104
107
112a
110
105
116
TM071904
Shaft seal parts for ∅ 28 and ∅ 36 shaft seals
6.1 Dismantling
1. Place the shaft seal (105) on a work table.
2. Press down the shaft seal and compress the spring (108) with
one hand while removing the three set screws (113).
3. Remove the lock ring (116).
4. Remove the stationary seal-ring retainer (114) together with the
rotating seal ring (104).
5. Remove the O-ring (109) from the stationary seal-ring retainer
(114).
6. Remove the stationary seal ring (103) from the stationary seal-
ring retainer (114) by using a small flat-bladed screwdriver.
7. Remove the O-ring (102) from the stationary seal-ring retainer
(114).
8. Remove the upper seal driver (112a).
9. Remove the O-ring (107) from the upper seal driver (112a).
10. Remove the spring (108).
11. Remove the O-ring (110) from the shaft seal cartridge (115).
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English (GB)

Grundfos CR 95 Specifications

General

Brand	Grundfos
Model	CR 95
Category	Water Pump
Language	English