XIIa Replacement parts overview | Weil-McLain GOLD DV WATER BOILER

GOLD GV Water boiler series 3 — manual

XIIa Replacement parts — overview

❏Accessory bag assembly (shipped with boiler)

❏Section assembly (boiler sections, tie rods, base rail legs, blower support bracket, block temperature switch)

❏Jacket assembly (jacket parts)

❏Blower assembly (blower, motor, air inlet hose and fittings, condensate trap parts, igniter, gas valve, gas/air orifice and manifold, burner and gasket)

❏Trim assembly (circulators, piping components, limit control, P/T gauge, relief valve, drain valve)

❏Interior panel (jacket interior panel, transformer, GCM control module, air pressure switch)

82	Part number 550-141-850/0699

Image 82

Weil-McLain GOLD DV WATER BOILER, 550-141-850/0599 manual XIIa Replacement parts overview

Contents

Gold GV How it works Gold GV Water boiler Series Hazard definitions Installer User Please read before proceeding Boiler operation When servicing boilerBoiler water Contents Contents Ia Prepare boiler location overview Overview of this section Installations must follow these codes Ib Prepare boiler location codes & altitude Large space Ic Prepare boiler location clearancesClearance options Small space Flooring and foundation Residential garage installationPrecautions Flooring Removing from existing vent Id Prepare boiler location vent systemGV special vent system Ie Prepare boiler location contamination Air contamination If Prepare boiler location air openings Special considerations GV in small space less than alone IIa Prepare boiler overview IIb Prepare boiler vent starter tee & drain Screw hole Base rail Insert Cpvc elbow Natural gas Plate installationIIc Prepare boiler orifice plate Propane Bottom side of boiler front section When required IId Prepare boiler high altitude kit Altitudes above 5,500 feet only White Hose Red IIe Prepare boiler place in position Rotate Prepare boiler for test Fig IIf Prepare boiler pressure testPerform hydrostatic pressure test Fill and pressure test Piping connections for hydrostatic test IIIa Water piping overview For heating system with See pages 27 30 Install relief valve IIIb Water piping relief valve Air separator IIIc Water piping boiler connectionsSupply & return connections Expansion tank Piping closed IIId Water piping all systems Zoning with circulators IIIe Water piping baseboard system Baseboard system piping IIIf Water piping radiator system Radiator system piping IIIg Water piping single-zone radiant or heat pump system IIIh Water piping multi-zone radiant system Outdoor reset controlMulti-zone radiant heating system piping IIIi Water piping snow melt system Manual bypass valves for fixed temp operation only IIIj Water piping water chiller systems Water chiller systems IV Venting and combustion air Gas piping Connecting gas supply piping to boilerPropane Gas Feet Wiring connections VI Field wiringElectrical installation must comply with Thermostats Field wiring Factory wiring VIIb Start-up preparation Freeze protection when usedVIIa Start-up overview Verify water chemistry Check for gas leaks VIIb Start-up preparationVerify gas/air orifice plate Fill the system with water Perform final checks before starting boiler VIIc Start-up read SectionVIId Start-up to operate boiler Start the boiler VIId Start-up operate boiler VIIe Start-up if boiler doesn’t start VIIf Start-up altitude over 5,500 feet only Connect and adjust manometerCheck Gas Control Set Point At Least Inches VIIIa Check-out procedure overview Check-out procedure checklist VIIIb Check-out procedure checklist Shows the ladder wiring diagram for the GV series 3 boiler IXa Operation overview IXb Operation sequence Steps IXb Operation wiring diagrams Ladder diagram legend GCM For Your Safety Read Before Operating IXc Operation lighting instructions White-Rodgers gas valve model 36E Xa Service and maintenance overview Xb Service and maintenance schedule Service technician Xc Service & maintenance annual start-up Annual start-up only by qualified service technician Start-up Xc Service & maint. annual start-upcont Annual start-up check/test Gauges Expansion tankIgniter Boiler relief valve Annual start-up owner reviewReview with owner Condensate drain line Check valve assembly To remove the blower assembly Igniter XIa Troubleshooting overview Before troubleshooting XIb Troubleshooting proceduresCheck the following XIc Troubleshooting air pressure switch Checking the air pressure switch Igniter XId Troubleshooting servicing tipsBlower Housing Gas Valve XIe Troubleshooting control module Control Module Power XIf Troubleshooting common problems Symptom Common Causes Possible Corrections Symptom Common Causes Possible Corrections XIg Troubleshooting GCM lights Chart 1 Troubleshooting Power light status Chart 2 Tstat Circ & Power lights flashing Chart 3 Limit & Power lights flashing Chart 4 Pres Switch & Power lights flashing Chart 5 Flame & Power lights flashing Chart 6 Tstat Circ light flashing and Power light on steady Chart 7 Limit light flashing and Power light on steady Is thermostat circuit closed continuity across wires? XIIa Replacement parts overview XIIb Replacement parts accessory bag Water trim bag assembly #1 XIIc Replacement parts section assembly Description Model Weil-McLain Number Part number 85041 XIId Replacement parts jacket assembly 422-200-228 85042 XIIe Replacement parts Blower assembly 382-200-340 Vent starter tee not included XIIf Replacement parts trim assembly Description Weil-McLain Number Part number 85048 XIIg Replacement parts interior panel Interior panel Xiii Dimensions and ratings Number DOE Gold GV Water boiler Series