Grundfos CM 5 Service Instructions

English (GB)
3
English (GB) Service instructions
Original service instructions.
CONTENTS
Page
1. Symbols used in this document
1. Symbols used in this document
3
2. Type identification
4
2.1 Nameplate
4
2.2 Type key
5
3. Tightening torques and lubricants
6
4. Service tools
7
4.1 Standard tools
7
4.2 Torque tools
7
5. Dismantling and assembly
8
5.1 General information
8
5.2 CM 1, 3, 5, cast iron
8
5.3 CM 1, 3, 5, stainless steel
9
5.4 CM 10, 15, 25, cast iron
10
5.5 CM 10, 15, 25, stainless steel
12
5.6 MG 71 and MG 80 motors
13
5.7 MG 90, MG 100, MG 112 and MG 132 motors
13
5.8 Checking and replacing impellers and chambers
14
6. Fault finding
15
7. Drawings
16
7.1 CM 1, 3, 5
16
7.2 CM 10, 15, 25
18
8. Order of assembly for chambers and impellers
20
8.1 Key for CM 1, 3, 5
20
8.2 CM 1, 3, 5, cast iron
20
8.3 CM 1, 3, 5, stainless steel
20
8.4 Key for CM 10, 15, 25
21
8.5 CM 10, 15, 25, cast iron
21
8.6 CM 10, 15, 25, stainless steel
22
Warning
If these safety instructions are not observed, it
may result in personal injury.
Caution
If these safety instructions are not observed, it
may result in malfunction or damage to the
equipment.
Note
Notes or instructions that make the job easier and
ensure safe operation.

Grundfos CM 5 Specifications

General

Maximum operating pressure	10 bar
Housing Material	Stainless Steel
Approvals	CE
Frequency	50 Hz
Connection Size	1 inch
Outlet connection	G1"