Grundfos GT-CF User Manual

English (GB)
2
English (GB) Installation and operating instructions
Original installation and operating instructions.
CONTENTS
Page
1. Symbols used in this document
2. General description
The Grundfos GT-H, GT-C, GT-D, GT-DF and GT-CF
are suitable for stabilising the pressure in domestic
as well as industrial applications.
Fig. 1 Example of GT-H tank
2.1 Applications
• GT-H is a diaphragm tank for use in cold-water
systems. The horizontal version has a base plate
for mounting of a pump.
• GT-C is a composite tank for a wide range of
applications.
• GT-CF is a composite tank with FlowThru
technology for use in cold-water systems.
• GT-D is a chlorine-resistant double-diaphragm
tank.
• GT-DF is a double-diaphragm tank with FlowThru
technology.
The table below shows the tank types in relation to
application.
1. Symbols used in this document
2
2. General description
2
2.1 Applications
2
3. Nameplate
3
4. Installation
3
4.1 Lifting the tank
3
4.2 Location
3
4.3 Precharge pressure
4
4.4 System check
5
4.5 Isolating valves
5
4.6 Maximum operating pressure
5
4.7 Relief valve
5
5. Maintenance
5
6. Technical data
5
7. Fault finding
6
8. Disposal
6
Warning
Prior to installation, read these installation
and operating instructions. Installation and
operation must comply with local
regulations and accepted codes of good
practice.
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.
TM05 1645 3411
Application
Tank type
GT-
C
GT-
H
GT-
CF
GT-
D
GT-
DF
Drinking water ●●●●●
Grey wastewater* ●●- ● -
Seawater ● ----
● Recommended.
- Not recommended.
* Grey wastewater is domestic wastewater, for
example from dishwashers, washing machines
and cabinet showers.

Grundfos GT-CF Specifications

General

Brand	Grundfos
Model	GT-CF
Category	Water Heater
Language	English