+ −
LGB-21 Water Trim Drawing
Index
Part No.
2
2
510-312-209 High Limit Temperature Control SPST Automatic Recycle, 140-240ºF Range, 10ºF Fixed Subtractive Differential With ¾" N.P.T. Control Well (Separate Controls Used For Operating and High Limit Function For LGB-21 Through LGB-23 Boilers)
3
3
383-600-094 ASME Pressure Relief Valve Set To Relieve At 30 PSIG, 1½" N.P.T. Male Inlet x 2 " N.P.T. Female Outlet; Side Outlet Type
4
4
510-218-065 Combination Pressure-Temperature Gauge, 0-50 PSIG, 60-260ºF Back Connection, ½" N.P.T.
5
5
591-319-793 Temperature Control Wiring Harness
6
6
591-319-801 Water Trim Wiring Harness
7
7
511-114-528 Electrode Type Low Water Cut-Off, 120 Volt SPDT, Automatic Recycle, 160 PSIG Rated, ½" N.P.T. Male Electrode
592-300-006 Well, ¾" N.P.T Not shown