English
27
TKW
To make water connections to the heat exchanger or the valves
use threaded joints and suitable materials that can ensure perfect
tightness.
The unit is provided with inlet and outlet female connections for
both 2 and 4 pipe models. An air bleed valve is also provided (See
fig.
26
), which can be adjusted using an 8 mm wrench.
Models
Connections
dimension (Ø)
Models
Connections
dimension (Ø)
TKW
20
3/4"
TKW
50
1"
TKW
30
3/4"
TKW
60
1"
TKW
40
3/4"
TKW
70
1"
TKW
20*
1/2"
TKW60*
3/4"
TKW
30*
1/2"
TKW70*
3/4"
TKW
40*
1/2"
*Hot water circuits, four-pipe version
To drain the unit completely, refer to “SYSTEM DRAINAGE” in
the Maintenance section.
Checking
On the unit startup, check if water flows correctly from the pump or
check the pipe slope and make sure the pipes are not obstructed.
Water connections
Summary of Contents for TKW20
Page 8: ...8 TKW MAX 200 mm 3 4 5 6 7 8 9 10 11 12 13 14...
Page 13: ...13 TKW 38 39...
Page 29: ...English 29 TKW IR Control...
