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

0903.6

Tempering valve for radiant heating

· p. 158

The schematic depicts a boiler serving three radiant heating zones and three heating zones with radiators. A circled tempering valve connects the domestic cold-water line to the hot supply feeding the radiant distributio

0819

Tempering valve - combination system

· p. 137

The illustration shows a combination space-heating and domestic hot-water system using a gas water heater connected to a fan coil unit. A pump circulates water through the furnace coil, while a blower moves return air th

0903.5

Primary and secondary loops on boiler

· p. 158

This schematic shows a boiler with a short, pumped primary loop supplying secondary circuits for three heating zones and an indirect water heater. Red supply pipes, blue return pipes, and arrows indicate water flow throu