Service manual

06/2010
Example of a “cold water crossover”
Figure 6. Cold Water Bypass
Figure 7. T-mid Ferrule Assembly
Shower head
with shut off
open open
open open
open
open
Water
Water
Cold in
Hot out
Cold in
Cold in
Hot out
Cold in
closed closed
closed
Shower head
with shut off
Normal operation
Cold water crossover
Cold water
Hot water
Ferrule
T-mid
Thermister
Pipe Fitting
This end
into Heat
Exchanger
Yellow Wires