Lochinvar SSS03 operation manual 3Knight Boiler Primary / Secondary Piping

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Installation & Operation Manual

3Piping (continued)

Figure 3-3Knight Boiler Primary / Secondary Piping

BACKFLOW PREVENTER

PRESSURE

REDUCING VALVE

PRESSURE

GAUGE

MAKE UP WATER
	AIR
	SEPARATOR
	SYSTEM SUPPLY
	SENSOR
TO			FROM
SYSTEM			FROM
		NOT TO EXCEED 4 PIPE DIA. OR	SYSTEM
BALL VALVE	SYSTEM	A MAXIMUM OF 12” APART
BALL VALVE	CIRCULATOR
(TYPICAL)

	BOILER	ANTI-SCALD	COLD
	CIRCULATOR	ANTI-SCALD
	CIRCULATOR	MIXING VALVE
		MIXING VALVE	WATER
	EXPANSION		IN
	TANK

DRAIN POINT
(TYPICAL)
DOMESTIC
HOT WATER
CIRCULATOR
	RECIRCULATION
	LOOP
	TANK SENSOR / LIMIT
UNION	DRAIN POINT
(TYPICAL)	(TYPICAL)
TEMPERATURE /
PRESSURE
GAUGE
DRAIN	INDIRECT TANK
BOILER	INDIRECT TANK
PRESSURE
RELIEF VALVE

Figure 3-4Multiple Tank Connections

TANK SENSOR / LIMIT

9

Image 9

Contents Save this manual for future reference Hazard definitions ContentsPlease read before proceeding When servicing the indirect water heaterGeneral Information Operating RestrictionsComponent Material Characteristic Min Max Pre-installationLocating the Tank Recommended ClearancesBoiler Side Piping Piping1Piping Diagram Zoned with Circulators 2Piping Diagram Zoned with Valves 3Knight Boiler Primary / Secondary Piping Domestic Side Piping Tank Piping with a Temperature Limiting ValveRelief Valve Discharge Piping Domestic Water Piping for Distant Fixtures5Recommended Domestic Water Piping Indirect Water Heater Sensor Setup Knight Boiler Wiring2Wiring for Zone Control IDW Controlled Using Aquastat and Zone Circulator / ValveStart-up and Check-out MaintenanceThis warranty also does not cover Limited Lifetime Indirect Water Heater WarrantyModel Number Serial Number Date of Installation Limited Lifetime Indirect Water Heater WarrantyPage