Weil-McLain 78 2a Set Packaged Boiler or Block Assembly in Place, Installation, Start-Up, Parts

• Installation • Start-Up • Maintenance • Parts

2a Set Packaged Boiler or Block Assembly in Place

For packaged boiler:

1.Remove top jacket panel. Set aside until after boiler is piped.

2.Remove lag screws (2 in front, 2 in rear) from shipping rails.

3.Remove boiler from skid. Cables are already attached to block assembly. See Lifting Weight Chart.

•Using crane - hook middle of each cable to eye of crane.

•Using hoist - hook middle of each cable to hoist. Raise boiler off skid. Use pipe rollers under skid angles to roll boiler.

4.Place boiler in final position. Center boiler on foundation, if used.

5.Level boiler. Shim under skid angles, if necessary.

6.Cut off cables.

Cables are not intended for long-term usage. Cables may corrode inside boiler, weakening their lifting strength. Failure to remove cables can result in severe personal injury, death or substantial property damage.

7.Proceed to “4a: Perform Hydrostatic Pressure Test,” page 12.

For block assembly:

1.Remove lag screws (2 in front, 2 in rear) from shipping rails.

2.Remove boiler from skid. Cables are already attached to block assembly. See Lifting Weight Chart.

•Using crane - attach free end of cables to eye of crane.

•Using hoist - attach free end of cables to hoist. Raise boiler off skid. Use pipe rollers under steel skid angles to roll boiler.

3.Place boiler in final position. Center boiler on foundation, if used.

4.Level boiler. Shim under skid angles, if necessary.

5.Cut off cables.

Cables are not intended for long- term usage. Cables may corrode inside boiler, weakening their lifting strength. Failure to remove cables can result in severe personal injury, death or substantial property damage.

6.Inspect block assembly for disjointed sections. Check gas-tight seal of flue collector hood, flue collar and cleanout plates.

Gas tight seal must be

maintained to prevent possible flue gas leakage and carbon monoxide emissions, resulting in severe personal injury or death.

a. Open damper in flue collar.

b. Check inside section assembly for any light passing through unsealed areas.

c. Mark all unsealed areas.

d. At unsealed areas, check for damaged gaskets, sealing rope not in place, loose bolts or nuts, or missing holddown clips. Correct all conditions and repeat step b. If unsealed areas still exist, contact your Weil-McLain distributor or sales office before continuing installation.

7.Proceed to “4a: Perform Hydrostatic Pressure Test,” page 12.

			Lifting Weight Chart
		Packaged	Assembled		Packaged	Assembled
	Boiler	Boiler	Block	Boiler	Boiler	Block
	Model	Lbs.	Lbs.	Model	Lbs.	Lbs.
	378	1355	1150	878	2650	2325
	478	1615	1385	978	2910	2560
	578	1875	1620	1078	3165	2795
	678	2130	1855	1178	3425	3030
	778	2390	2090	1278	3680	3265
Part No. 550-141-705						5