English (GB)
3
English (GB) Service instructions
CONTENTS
Page
1. General information
1.1 Hazard statements
The symbols and hazard statements below may appear in
Grundfos installation and operating instructions, safety
instructions and service instructions.
The hazard statements are structured in the following way:
1.2 Notes
The symbols and notes below may appear in Grundfos
installation and operating instructions, safety instructions and
service instructions.
1. General information
3
1.1 Hazard statements
3
1.2 Notes
3
2. Safety information for working on the product
4
3. Maintainance
4
4. Mounting the handle
5
5. Dismantling the product
5
5.1 Before dismantling the product
5
5.2 Dismantling the pump housing
5
5.3 Replacing the plugs
6
5.4 Dismantling the hydraulic parts
6
5.5 Dismantling the motor shell
7
5.6 Disconnecting the power cable from the terminal box
7
5.7 Removing the motor fan
7
5.8 Removing the impeller
8
5.9 Removing the shaft seal
8
6. Assembling the product
9
6.1 Before assembling the product
9
6.2 Fitting the shaft seal
9
6.3 Fitting the impeller
10
6.4 Fitting the motor fan
10
6.5 Fitting the motor shell
11
6.6 Connecting the power cable in the terminal box
11
6.7 Fitting the hydraulic parts
12
6.8 Fitting the pump housing
12
7. Additional information
13
7.1 Lubricant
13
7.2 Torques
13
7.3 Nameplate
13
7.4 Type key
13
7.5 Fault finding the product
13
7.6 Exploded view
14
Read this document before starting service work on
the product. Installation and service work must
comply with local regulations and accepted codes of
good practice.
Observe the safety instructions in the installation and
operating instructions for the product.
DANGER
Indicates a hazardous situation which, if not avoided,
will result in death or serious personal injury.
WARNING
Indicates a hazardous situation which, if not avoided,
could result in death or serious personal injury.
CAUTION
Indicates a hazardous situation which, if not avoided,
could result in minor or moderate personal injury.
SIGNAL WORD
Description of hazard
Consequence of ignoring the warning.
- Action to avoid the hazard.
Observe these instructions for explosion-proof
products.
A blue or grey circle with a white graphical symbol
indicates that an action must be taken.
A red or grey circle with a diagonal bar, possibly with
a black graphical symbol, indicates that an action
must not be taken or must be stopped.
If these instructions are not observed, it may result in
malfunction or damage to the equipment.
Tips and advice that make the work easier.
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