LAARS Mighty-Stack TL00-199 - Installation, Operation and Maintenance Instructions - Manual (Page 12)

LAARS HEATING SYSTEMS Page 12
Figure 12. Connection Diagram.
Mighty-Stack
MODEL TL00
H2022200B
Table 10 lists the flow and pressure drop
requirements for the TL00-199. These values provide
the proper circulation between the water heater and a
storage tank. The pressure drop values listed include
some nominal piping:
• 30 feet of 1½" nominal ID copper pipe
• Six - 1½" of 90° copper elbows.
Flow Pressure Water
Model Water Rate Drop Temp Rise
Category GPM L/sec ft m F° C°
Soft 17 1.1 9 2.7 20 11
TL00-199 Normal 17 1.1 9 2.7 20 11
Hard 22 1.4 15 4.6 15 8
Table 10. Flow and Head Requirements.
*Pressure drop includes head loss of the heat
exchanger and 30 feet (9.1m) of 1½" copper pipe and
six 90° elbows.
If any of the original wire (as supplied with the appliance)
must be replaced, it must be replaced with appliance wiring
material suitable for 105 degrees C or its equivalent.