PB Heat MIH manual Using this Manual, Installation Sequence, Special Attention Boxes

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USING THIS MANUAL

USING THIS MANUAL

A.INSTALLATION SEQUENCE

Follow the installation instructions provided in this manual in the order shown. The order of these instructions has been set in order to provide the installer with a logical sequence of steps that will minimize potential interferences and maximize safety during boiler installation.

DANGER

Indicates a condition or hazard which will cause severe personal injury, death or major property damage.

B.SPECIAL ATTENTION BOXES

Throughout this manual you will see special attention boxes intended to supplement the instructions and make special notice of potential hazards. These categories mean, in the judgment of PB Heat, LLC.:

WARNING

Indicates a condition or hazard which may cause severe personal injury, death or major property damage.

CAUTION

Indicates a condition or hazard which will or can cause minor personal injury or property damage.

NOTICE

Indicates special attention is needed, but not directly related to potential personal injury or property damage.

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Contents Series MI/MIH Table of Contents Using this Manual Installation SequenceSpecial Attention Boxes AIR for Combustion and Ventilation PreinstallationAccessibility Clearances Clearance from Combustible ConstructionAir Openings All Air from Indoors on Different Floors Air Openings All Air from Outdoors through Vertical Ducts Planning the Layout Installation SurveyBoiler SET-UP Boiler Supply and Return Water Piping and ControlsParallel Hook-Up with Water Chiller Safety Relief ValveZone Piping with Zone Valves Piping for Zoned SystemsExpansion Tank INDIRECT-FIRED Water HeaterFreeze Protection Vent Damper Installation General VentingIntegral Draft Hood Venting with Vent Damper in Vertical Position Vent Piping and ChimneySeal any unused openings in the common venting system Boiler Removal from Common Venting SystemGas Connection to Boiler GAS PipingMIH Boiler Natural Gas Wiring Controls Zoned System WiringElectrical Sequence of Operation Wiring and Connection Diagram Intermittent Ignition Intermittent Ignition System Operating Sequence Zone Wiring with Zone Valves Completing the Installation START-UP ProceduresValve Tapping and Adjustment Screw Locations Operating Instructions For Your Safety Read Before Lighting Adjustment of GAS Pressure Regulator Adjustment of Pilot GAS FlowControl Descriptions Checking Burner Input CHECK-OUT ProcedureSTART-UP Procedures Troubleshooting Guides TroubleshootingProblem Possible Causes Corrective Actions Intermittent Ignition System Troubleshooting Sequence Maintenance Monthly with Boiler in USE GeneralDaily with Boiler in USE Weekly with Boiler in USEStanding Pilot and Main Burner Flame Annually Before Start of Heating SeasonSeries MI/MIH Boiler Dimensions Boiler Dimensions & RatingsRepair Parts Series MI/MIH GAS Boiler Repair Parts2Manifold Manifold/Gas Train MI Standing Pilot 3b Gas Valve and Pilot Intermittent 4Block/Draft Hood 4a Block/Draft Hood 5Jacket 6Controls/Circulator/Vent Damper Series MI/MIH