2.2 Notes
The symbols and notes below may appear in Grundfos installation
and operating instructions, safety instructions and service
instructions.
Observe these instructions for explosion-proof products.
A blue or gray circle with a white graphical symbol
indicates that an action must be taken.
A red or gray 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.
3. Receiving the product
3.1 Inspecting the product
CAUTION
Crushing of feet
Minor or moderate personal injury
‐ Wear safety shoes when handling the product.
• Make sure that the delivered product corresponds to the order.
• Make sure that the supply voltage and frequency correspond to
the values stated on the product nameplate.
3.2 Scope of delivery
The box contains the following items:
Quantity
Description
1 ALPHA HWR-T pump
1 Timer
2 Isolation valve sets
1 Temperature sensor HWR
1 Check valve
1 "Check valve installed" sticker
1 Installation and operating instructions
4. Installing the product
4.1 Location
TM077506
Location of the pump and accessories
The system is intended for indoor use only in areas protected from
droplets and splashes.
The maximum ambient temperature at the location of the pump
is 104 °F (40 °C).
4.2 Tools
The following tools are needed to install the system:
• Hexagon key 4 mm
• Pipe wrench
• Phillips PH1 screwdriver (for temperature sensor screws).
4.3 Insulation of the pump housing
Heat loss from the pump can be reduced by insulating the pump
housing.
Do not insulate the control box. Do not cover the
operating panel.
TM077507
Insulating the pump housing
4.4 Mechanical installation
4.4.1
Installing the pump
When making pipe connections, follow the pipe manufacturer's
recommendations and all code requirements for the pipe material.
WARNING
Pressurized system
Death or serious personal injury
‐ Do not over torque the nuts on the pump housing while
tightening.
WARNING
Hot surface
Death or serious personal injury
‐ Do not touch a hot pump without protective
equipment to avoid burn injuries.
1. Flush the system of debris before installation.
2. Fit the two supplied isolation valves
5
English (US)
To Next Page
Loading...
Need help?
General
