Weil-McLain GOLD DV WATER BOILER, 550-141-850/0599 manual IIa Prepare boiler overview

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GOLD GV Water boiler series 3 — manual

IIa Prepare boiler — overview

Overview of this section

Leave the boiler on its skid until installation site is ready and boiler prep is complete per this section.

Install vent starter tee and condensate drain line.

Inspect gas/air orifice plate to verify model size and gas markings agree with boiler and application. Install propane gas/air orifice for propane installations.

Install high altitude kit for altitudes more than 5500 feet above sea level.

Place boiler in position and install jacket rear panel.

Plug openings and hydrostatically test boiler. Remove plugs.

IIb Prepare boiler — vent starter tee & drain

Install vent starter tee and condensate drain hose

Use only the vent starter tee of the same manufacturer as the vent components to be used. Do not mix components from different systems. The vent system could fail, causing flue gas spillage, resulting in severe personal injury or death.

Install vent starter tee as shown in Figure 4.

1.Remove jacket access panel (item 1). You can rotate the plate out of the way, leaving the air hose connected to the air intake fitting, or loosen the hose clamp (item 2) and pull the air hose off of the fitting as shown in Figure 4.

2.Remove the hex nuts (item 5) from the vent starter tee studs at the boiler vent connection.

3.Remove the vent starter tee gasket (item 4) from the studs.

4.Clean the surface of the boiler flue connection to assure a good seal. Use emery cloth if necessary to remove any accumulated rust.

5.Place the vent starter tee gasket (item 4) over the studs.

6.Slide the holes in the vent starter tee flange (item 3) over the studs.

7.Apply the (4) hex nuts (item 5), align the vent starter tee (item 3) and tighten the nuts uniformly.

Install condensate trap hose as shown in Figure 4.

1.Loosen and slide a spring hose clamp (item 8) over each end of the condensate drain hose (item 6).

2.Loosen the clamp and slide one end of the hose over the CPVC drain elbow (item 7). Slide clamp into position and release.

3.Attach and clamp the other end of the hose to the drain connection on the bottom of the vent starter tee (item 3).

Replace jacket access panel (item 1), reconnecting the air hose to the air intake fitting if necessary.

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Part number 550-141-850/0699

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Contents Gold GV How it works Gold GV Water boiler Series Hazard definitions Installer User Please read before proceedingBoiler operation When servicing boilerBoiler water Contents Contents Ia Prepare boiler location overview Overview of this sectionInstallations must follow these codes Ib Prepare boiler location codes & altitudeIc Prepare boiler location clearances Clearance optionsLarge space Small spaceResidential garage installation PrecautionsFlooring and foundation FlooringRemoving from existing vent Id Prepare boiler location vent systemGV special vent system Ie Prepare boiler location contamination Air contaminationIf Prepare boiler location air openings Special considerations GV in small space less than aloneIIa Prepare boiler overview IIb Prepare boiler vent starter tee & drainScrew hole Base rail Insert Cpvc elbow Plate installation IIc Prepare boiler orifice plateNatural gas PropaneBottom side of boiler front section When required IId Prepare boiler high altitude kitAltitudes above 5,500 feet only White Hose RedIIe Prepare boiler place in position Rotate IIf Prepare boiler pressure test Perform hydrostatic pressure testPrepare boiler for test Fig Fill and pressure testPiping connections for hydrostatic test IIIa Water piping overview For heating system with See pages 27 30Install relief valve IIIb Water piping relief valveIIIc Water piping boiler connections Supply & return connectionsAir separator Expansion tankPiping closed IIId Water piping all systems Zoning with circulatorsIIIe Water piping baseboard system Baseboard system pipingIIIf Water piping radiator system Radiator system pipingIIIg 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 onlyIIIj Water piping water chiller systems Water chiller systemsIV Venting and combustion air Gas piping Connecting gas supply piping to boilerPropane Gas Feet VI Field wiring Electrical installation must comply withWiring connections ThermostatsField wiring Factory wiring Freeze protection when used VIIa Start-up overviewVIIb Start-up preparation Verify water chemistryVIIb Start-up preparation Verify gas/air orifice plateCheck for gas leaks Fill the system with waterVIIc Start-up read Section VIId Start-up to operate boilerPerform final checks before starting boiler Start the boilerVIId Start-up operate boiler VIIe Start-up if boiler doesn’t startVIIf 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 checklistVIIIb Check-out procedure checklist Shows the ladder wiring diagram for the GV series 3 boiler IXa Operation overviewIXb Operation sequence StepsIXb Operation wiring diagrams Ladder diagram legendGCM For Your Safety Read Before Operating IXc Operation lighting instructionsWhite-Rodgers gas valve model 36E Xa Service and maintenance overview Xb Service and maintenance schedule Service technicianXc Service & maintenance annual start-up Annual start-up only by qualified service technicianStart-up Xc Service & maint. annual start-upcont Annual start-up check/testGauges 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 switchXId Troubleshooting servicing tips Blower HousingIgniter Gas ValveXIe Troubleshooting control module Control ModulePower XIf Troubleshooting common problems Symptom Common Causes Possible CorrectionsSymptom Common Causes Possible Corrections XIg Troubleshooting GCM lights Chart 1 Troubleshooting Power light statusChart 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 #1XIIc Replacement parts section assembly Description Model Weil-McLain Number Part number85041 XIId Replacement parts jacket assembly 422-200-22885042 XIIe Replacement parts Blower assembly 382-200-340Vent starter tee not included XIIf Replacement parts trim assembly Description Weil-McLain Number Part number85048 XIIg Replacement parts interior panel Interior panel Xiii Dimensions and ratings NumberDOE Gold GV Water boiler Series