Weil-McLain WMBC-1A I Installation, LGB Series 2 - Control Supplement, toiAN, toiAP, toiAS, toiAV

LGB (Series 2) — Control Supplement

I Installation

Table 1

Pilot burner and flame sensor locations

1.For use with LGB-6 through 12 boilers.

2.LOCAL INSPECTOR MUST CERTIFY BOILER FOR IRI COMPLIANCE.

3.Assemble pilot burner and flame sensor to main burners with pilot brackets. See Figures 2 and 3. Install ground wiring as shown in Figures 2 and 3.

4.Reinstall burner assemblies. See Table 1 for pilot burner and flame sensor locations.

5.Assemble control panel to boiler. See Figure 1.

6.Install gas controls as shown in Figure 4, page 4.

7.IRI installations require manual reset controls. Weil-McLain recommends installing manual controls in addition to standard as required by local inspector. Refer to the LGB Boiler Manual,“Boiler Controls” section.

a.Steam boilers require a manual reset Low Water Cutoff and manual reset Pressure Limit Control.

b.Water boilers require a manual reset Low Water Cutoff and manual reset Temperature Limit Control.

Boiler Model	Flame Sensor *	Pilot Burner *
toiAN	2	9
toiAP	2	11
toiAS	2	13
toiAV	2	15
toiAFD	2	16
toiAFF	2	16
toiAFG	2	16
	7 n

Figure 1

Mount control panel to jacket as shown

Panel	Front of
	Boiler
	Drill (3) Holes in Front

Drill (7) 1/8“ Holes In Jacket to Mount Bracket

Drill (4) Holes in Side

55BGL

2 Part Number 550-141-807/0298