Receiving The Product; Transporting The Product; Lifting Instructions; Inspecting The Product - Grundfos CR 1s Instrucciones De Instalación Y Operación

4. Receiving the product

4.1 Transporting the product

WARNING
Falling objects
Death or serious personal injury
- Keep the product in a stable and fixed position
during transportation.
- Wear personal protective equipment.
4.2 Receiving the product
WARNING
Falling objects
Death or serious personal injury
- Keep the product in a stable and fixed position
during unpacking.
- Wear personal protective equipment.

4.3 Lifting instructions

WARNING
Falling objects
Death or serious personal injury
- Follow the lifting instructions.
- Use lifting equipment which is approved for the
weight of the product.
- Persons must keep a safe distance to the product
during lifting operations.
- Wear personal protective equipment.
Do not use the lifting eyes of the motor for lifting the
entire pump and motor assembly.
Note that typically the centre of gravity of the pump is
close to the motor.
Lift pump assembly with lifting straps that pass through the motor
stool. Ensure that the load is not applied to the pump shaft.
Fig. 1 Correct lifting of a CR pump
6

4.4 Inspecting the product

Before you install the product, do the following:
• Check that the product is as ordered.
• Check that no visible parts have been damaged during
shipment.
• Ensure that the pump is NOT dropped or mishandled.
If parts are damaged or missing, contact your local Grundfos
sales company.
The packing in which your pump arrived is specially designed for
your pump to prevent damage during shipment. As a precaution,
leave the pump in the packing until you are ready to install it.
Installing the product

4.5 Ensure you have the right pump

Check the pump nameplate to make sure that it is the one you
ordered.
• CR: Centrifugal pump; all parts in contact with the pumped
liquid are made of standard cast iron and AISI 304 stainless
steel
• CRI: Centrifugal pump; all parts in contact with the pumped
liquid are made of AISI 304 stainless steel
• CRN: Centrifugal pump; all parts in contact with the pumped
liquid are made of AISI 316 stainless steel
• CRT: Centrifugal pump; all parts in contact with the pumped
liquid are made of titanium
• CRE: Centrifugal pump with a Grundfos MLE variable
frequency drive motor.

4.6 Pump end without motor

If the shipment consists of a complete unit (motor
attached to pump end), the position of the coupling
connecting the pump shaft to the motor shaft is set to
factory specifications. No adjustment is required.
If the shipment is a pump end without motor, follow
the adjustment procedures in section
the motor.
Pump without motor (CR, CRI, CRN 1s, 1, 3, 5, 10, 15, and 20
only)
If you purchased a pump end without motor, the shaft seal has
been set from factory. Do not loosen the three set screws on the
shaft seal when attaching the motor.
Pump without motor (CR, CRN 32, 45 and 64 only)
If you purchased a pump end without motor, you must install the
shaft seal. The shaft seal is protected in its own box inside the
pump packing crate. To protect the shaft and bearings during
shipment, a transport protector is used. Remove the transport
protector prior to installation of the shaft seal. Read the seal
installation instructions which are included in the pump packing.

4.7 Drive-end motor bearing

Make sure to use the correct type of drive-end (DE) motor
bearing for the bare-shaft pump. Please check the specific pump
range and pump version stated on the nameplate and select the
corresponding DE bearing.
15. Replacing