Weil-McLain HE II Boiler - User Manual

28 pages

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Table of Contents2
Pre-Installation3
Codes3
Venting3
Combustion Air and Ventilation Openings3
Boiler Set-Up4
Minimum Service Clearance4
Foundation4
Placing the Boiler4
Piping5
Hydrostatic Pressure Test5
Recommended Boiler and System Piping for Single Zone (or Multiple Zones with Zone Valves)5
Shipping Strap Removal5
Expansion Tank Sizing6
Piping with Diaphragm-Type Expansion Tank6
Piping with Closed-Type Expansion Tank6
Multiple Zoning with Circulators7
Typical HE Multicirculator-Zoning7
Bypass Piping8
Use with Refrigeration System8
Recommended Piping for Combination Heating & Cooling (Refrigeration) Systems8
Verifying Venting System Operation9
Chimney Draft Venting9
Inside Chimney9
Chimney Draft Venting Inside Chimney9
Outside Chimney10
Direct Exhaust10
Venting Procedure10
Horizontal Venting10
Venting through Cold Areas11
Direct Exhaust Vent Termination11
Horizontal Venting - Non-Combustible Wall11
Horizontal Venting - Combustible Wall11
Gas Piping12
Pipe Delivery Schedule12
Additional Length of Pipe to be Added for each Elbow or Tee Bend in the Line12
Gas Supply Piping12
Wiring13
Install Room Thermostat13
Field Wiring Diagram13
Final Adjustments14
Water Treatment14
Fill the System14
Inspect Base Insulation14
For Your Safety Read before Operating15
Operating Instructions15
To Turn off Gas to Appliance15
Check-Out Procedure18
Maintenance19
Suggested Minimum Maintenance Schedule19
Cleaning Boiler Heating Surfaces19
Replacement Parts20
Parts Lists20
Component-Assemblies Replacement20
Component Replacement Instructions20
Section Assembly HE II21
Base Assembly HE II22
Jacket Assembly HE II23
Flue Collector Assembly, Transition Assembly and Blower Cabinet Assembly HE II24
Boiler Trim Assembly HE II25
Ratings26
Dimensions26
Standard Equipment27
Additional Equipment27

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Weil-McLain HE II Boiler Specifications

General

Brand	Weil-McLain
Model	HE II Boiler
Category	Boiler
Language	English

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Weil-McLain HE II Boiler - User Manual

Table of Contents

Weil-McLain HE II Boiler Specifications

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