A.O. Smith HYB-90N warranty Water Piping - Mixing Valve Usage

WATER PIPING - MIXING VALVE USAGE

SUGGESTED PIPING

ARRANGEMENT

FOR TOP

CONNECTIONS

SHUT-OFF VALVE

TEMPERED POTABLE WATER

COLD WATER

INLET

THERMAL

EXPANSION

TANK

MIXING

VALVE

(OPTIONAL)

PIPE INSULATION (RECOMMENDED)

METAL

DRAIN PAN

TEMPERED POTABLE WATER

TEMPERATURE- PRESSURE RELIEF VALVE

DISCHARGE

PIPE (DO NOT CAP OR PLUG)

6 in. (15cm)

MAX.

AIR GAP

DRAIN VALVE	FLOOR
	TO SUITABLE DRAIN
	DRAIN
FIGURE 3
This appliance has been design certified as complying with	DO NOT use any pumps, valves, or fittings that are not
ANSI Z21.10.3/CSA 4.3 (latest revision) for water heaters	compatible with potable water.
and is considered suitable for:	DO NOT use valves that may cause excessive restriction
Water (Potable) Heating: All models are considered	to water flow. Use full flow ball or gate valves only.
suitable for water (potable) heating.	DO NOT use any lead based solder in potable water
	lines. Use appropriate tin-antimony or other equivalent
	material.
	DO NOT tamper with the gas control/thermostat, igniter,
	flammable vapor sensor or temperature and pressure
	relief valve. Tampering voids all warranties. Only qualified
	service technicians should service these components.
	DO NOT use with piping that has been treated with
	chromates, boiler seal, or other chemicals.
	DO NOT add any chemicals to the system piping which
	will contaminate the potable water supply.

Please note the following:

The system should be installed only with piping that is suitable for potable (drinkable) water such as copper, CPVC, PEX or polybutylene. DO NOT use PVC water piping.

HOTTER WATER CAN SCALD:

Water heaters are intended to produce hot water. Water heated to a temperature which will satisfy space heating, clothes washing, dish washing, and other sanitizing needs can scald and permanently injure you upon contact. Some people are more likely to be permanently injured by hot water than others. These include the elderly, children, and the physically or developmentally disabled. If anyone using hot water from this heater fits into one of these

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