Make UP Water | Lochinvar 45000, 260000 manual

Installation & Service Manual

4Water connections

Primary / Secondary Piping

Figure 4-5_Single Boiler - Primary / Secondary with Low Temperature Bypass

BACKFLOW PREVENTER

PRESSURE

REDUCING VALVE

PRESSURE

GAUGE

	MAKE UP WATER
	SYSTEM SUPPLY	AIR
	SENSOR	SEPARATOR
	SYSTEM
	CIRCULATOR	FROM
	TO	FROM
	TO	SYSTEM
	SYSTEM	NOT TO EXCEED 12"APART
		NOT TO EXCEED 12"APART
	BALL VALVE	LOW TEMPERATURE BYPASS
	(TYPICAL)

EXPANSION	BOILER
EXPANSION	CIRCULATOR
TANK

DRAIN POINT

(TYPICAL)

Y-STRAINER

(RECOMMENDED)

UNION (TYPICAL)

TEMPERATURE / PRESSURE

GAUGE DRAIN

PRESSURE

RELIEF VALVE

SOLUTION

BOILER

30

Image 30

Lochinvar 45000, 260000 service manual Make UP Water

Contents

Models 45,000 260,000 Btu/hr Contents Warranty Please read before proceeding Codes Solution Boiler =B=R Rating Ratings Solution How it works Temperature and pressure gauge Solution How it works Solution How it works Determine boiler location Location of unit 3Combustion Air Direct from Outside 6Combustion Air from Outside Single Opening Minimum Recommended Combustion AIR Supply to Equipment Room Venting Conventional Negative Draft Venting SystemVent Pipe Sizes Venting Vertical Vent Termination Clearances Less from Ridge From Parapet Wall Vent Materials Masonry Chimney InstallationSidewall Venting Negative Draft Fan Assisted Venting Automatic Vent Damper 7Vent Damper and Vent Damper Terminal Block Gas connections Gas Supply Gas Pressure TestGas Connection Install Piping to Control Gas Piping Gas Manifold Pressure Adjustment Procedure 2Wrench Checking Gas Supply Pressure 4Gas Supply Pressure Combination Gas Valves Venting of Combination Gas ValvesTwo Stage Burner Control System Water Flow Switch if equipped Water connectionsRelief Valve Minimum Required Flow For Heating Boiler Typical Heating Boiler InstallationsLow Water Cutoff if equipped General Plumbing Rules System Temperature Rise Chart Piping of the Boiler System Heat Exchanger Pressure Drop Chart Water ConnectionsCirculator Pump Requirements Circulator Pump Specifications Primary/Secondary Boiler PipingCirculator Pump Operation Low Temperature Bypass Requirements Full Flow ApplicationBoiler Flow Rates Primary / Secondary Piping Make UP Water Make UP Water 6Multiple Boilers Zoned with Circulators Full System Flow From System 8Single Boiler Full System Flow with Low Temperature Bypass Electrical connections Terminal Strip WiringBoiler Operating Temperature Control Auxiliary Device Connection to Terminal Strip Temperature Adjustment AMP Draw Data Maximum SET Point Determination Maximum Set Point Determination Outdoor Air Temperature Sensor Wiring of Remote SensorsInstallation of Remote Sensors Outdoor Air Reset Option Additional Temperature Controls Blocked Vent and Flame Roll-Out / Flame Interlock Switch 7Blocked Vent Switch Location Initial Start-up Pre-start ChecklistStart-up Lighting Instructions for Spark Ignition Pilot Models Safety Shutoff Test for Spark Ignition Pilot System Operating InstructionsTo Turn Off Gas to Appliance Water Treatment Intermittent Pilot Spark Ignition SystemFreeze Protection Ignition and Control Timings Owner maintenance Maintenance Maintenance and annual startupService technician See the User’s Information Manual for instructions Maintenance Check Expansion Tank Check Relief Valve Heat Exchanger / Burner Access Check All WiringCheck Control Settings Perform Start-up and Checks Inspection and Cleaning Breathing Fresh air Gas Train and Controls Review with ownerInspection of Heat Exchanger Waterways Water Circulating Pump Troubleshooting Troubleshooting Guide M9 Solution Boilers Wiring Diagram M9 Unit 45,000 260,000 Btu/hr Models DiagramsSchematic Diagram M9 Unit 45,000 260,000 Btu/hr Models