Lochinvar Indirect Tanks Replacement Parts List (SDT, SET, SIT, SIT DW)

Product Overview

This document provides a comprehensive replacement parts list for Lochinvar Indirect Tanks. The tanks are available in various configurations, including Stainless Steel Indirect Tanks (SIT_SIT DW), Solar Dual Coil (SDT) tanks, and Solar Electric Coil (SET) tanks.

The diagrams below illustrate the general layout of these tanks and the location of key components referenced in the parts list.

Diagram Descriptions

Stainless Steel Indirect Tank (SIT_SIT DW)

This diagram shows a cylindrical tank with numbered components:

1: Jacket Top
2: Hole Caps
3: Hole Caps
4: Hole Caps
5: Dome Plug
6: T & P Relief Valve
14: Thermostat Sensor
15: K, Bulbwell

Solar Dual Coil (SDT) Tank

This diagram shows a cylindrical tank with numbered components, similar to the SIT tank but with dual solar coils:

1: Jacket Top
2: Hole Caps
3: Hole Caps
4: Hole Caps
5: Dome Plug
6: T & P Relief Valve
14: Thermostat Sensor
15: K, Bulbwell

Solar Electric Coil (SET) Tank

This diagram shows a cylindrical tank with numbered components, including an electric heating element and solar coil:

1: Jacket Top
2: Hole Caps
3: Hole Caps
4: Hole Caps
5: Dome Plug
6: T & P Relief Valve
7: Thermostat
8: Thermostat Bracket
9: Element
10: Element Gasket
11: Junction Cover, Left
12: Junction Cover, Right
13: Cap, Element
14: Thermostat Sensor
15: K, Bulbwell

Replacement Parts List

Please provide the Model & Serial Number when ordering parts.

Item	Part Numbers	Description	Model Number Compatibility
1	100155955	JACKET TOP	SET065, 080
1	100155956	JACKET TOP	SET119
1	100155943	JACKET TOP	SDT065, 080 / SIT065, 080, 065DW, 080DW
1	100155948	JACKET TOP	SDT119/SIT119, 119DW
1	100155938	JACKET TOP	SIT030, 040
1	100155959	JACKET TOP	SIT050, 040DW, 050DW
2	100269467	CAP, HOLE 3.25 OD X 1.62 ID	SITDW
2	100162569	CAP, HOLE 3.25 OD X 1.29 ID	ALL
3	100162570	CAP, HOLE 3.25 OD X 1.89 ID	ALL
4	100162571	CAP, HOLE 3.25 OD X 1.16 ID	ALL
5	100162597	DOME PLUG, 2" DIAMETER	ALL
6	100167347	T & P RELIEF VALVE	SIT030, 040, 050, 040DW, 050DW
6	100167353	T & P RELIEF VALVE	ALL SET & SDT / SIT065, 080, 119, SIT065DW, 080DW, 119DW
7	100170450	THERMOSTAT	ALL SET
8	100170453	THERMOSTAT BRACKET	ALL SET
9	100288302	ELEMENT	ALL SET
10	100208084	ELEMENT GASKET	ALL SET
11	100156583	JUNCTION COVER, LEFT	ALL SET
12	100156584	JUNCTION COVER, RIGHT	ALL SET
13	100162573	CAP, ELEMENT	ALL SET
14	100208545	THERMOSTAT SENSOR	ALL SDT & SIT
15	100346002	K,BULBWELL ,3/4" X THREAD	ALL SDT & SIT
15	100340500	K,BULBWELL, 3/4 NPT X .382 ID	ALL SDT & SIT(FOR USE WITH AQUASTAT)
15	100348701	K,BULBWELL, 3/4 NPT X .382 ID,SS	SPECIAL FIELD INSTALLED STAINLESS STEEL OPTION

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