Danfoss FHM-CN5 Installation guide
Installation Guide
FHM-CN5
Pre-assembled 3-Way Mixing Shunt
Installation overview
Installation procedure
Bottom in bottom out Side in side out
The FHM-CN5 must be connected to a system according to the illustrations.
1. Bend 1 is in package. Install bend 1 to the primary side pipe rstly. And then connect bend 1 and
connector 2 together with enclosed O-ring. Finally, connector 2 to 3-way mixing valve must be
tightened with a torque of 30 to 40 Nm with enclosed at gasket.
2. Pre-mounted union nut 3 for connection to the secondary side pipe or directly on a Danfoss manifold.
The nut 3 to mixing shunt must be tightened with a torque of 30 to 40 Nm with enclosed at gasket.
A
Supply of primary side
B
Supply of secondary side
C
Return of secondary side
D
Return of primary side
1
2
B
3
C
© Danfoss | FEC | 2020.05
A
AN33645914333101-000201 / 088U5014 | 1
D
Installation Guide FHM-CN5 Pre-assembled 3-Way Mixing Shunt
Tips
RoHS compliance
1. If the primary side pipe is coming from the side,
the bend 1 must be tightened with T-connection 4 with a torque of 30 to 40 Nm.
B
2. Connection 5 are tightened from the factory. If
leaks occur due to loosening during transportation, moving or similar, please tighten at a
torque of 30 to 40Nm.
5
4
A
Supply of primary side
B
Supply of secondary side
C
Return of secondary side
D
Return of primary side
Part Name
A
Hazardous Substances Table
Pb Hg Cd Cr(VI) PBB PBDE
5
C
D
1
Pump X O O O O O
Brass parts X O O O O O
O: Indicates that this hazardous substance contained in all of the homogeneous material for this
part is below the limit requirement in GB/T 26572.
X: Indicates that this hazardous substance contained in at least one of the homogeneous material
for this part is above the limit requirement in GB/T 26572.
2 | © Danfoss | FEC | 2020.05
AN33645914333101-000201 / 088U5014
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