Related illustrations

1567.5

Tempering (mixing) valve on water heater

· p. 272

The illustration shows a water heater with a tempering valve connecting its hot-water outlet to a branch from the cold-water inlet. Blue piping carries 50°F cold water into the tank and toward the mixing valve, while red

1610.1

Tempering valve on indirect water heater

· p. 282

The schematic depicts an indirect water heater connected to a boiler system with separate secondary loops for the water heater and three space-heating zones. Red and blue piping and arrows indicate supply and return flow