
RESIDENTIAL WATER HEATER PARTS LIST
MODELS: GCVH / XCVH-40Q&L
GCVT / XCVT-40Q&L, 50Q&L
GCVX / XCVX-50Q&L
XGV-40L, 50L
PROMAX SL
1
BURNER ASSEMBLY
24
THERMOSTAT SHIELD
25
DRAIN PAN
A.O. SMITH WATER PRODUCTS COMPANY
5621 W. 115TH STREET • ALSIP, ILLINOIS 60803
Phone: 1-800-433-2545 • Fax: 1-800-433-2515
www.hotwater.com • e-mail: parts@hotwater.com
PRINTED IN U.S.A. 1104 PART NO. 185078-000

GCVH GCVH
XCVH XCVH
Item Description 40L 40Q
1 ..... Air Intake Screen ........................................................................................................... 183159-000 ......... 183159-000 .....
2 ..... Anode Rod - GCVH, GCVT, GCVX Only ........................................................................ 183523-026 ......... 183523-026 .....
2 ..... Anode Rod - XCVH, XCVT, XCVX, XGV Only ................................................................. 183523-033 ......... 183523-033 .....
3 ..... Burner Assembly - Natural Gas ................................................................................... 183222-018 ......... 183222-018 .....
3 ..... Burner Assembly - Propane Gas ................................................................................. 183222-019 ......... 183222-019 .....
4 ..... Burner Head with Door Insulation - Natural Gas ......................................................... 183504-000 ......... 183504-000 .....
4 ..... Burner Head with Door Insulation - Propane Gas....................................................... 182730-000 ......... 182730-000 .....
5 ..... Burner Orifice with Door Insulation - Natural Gas ....................................................... 181508-033 ......... 181508-033 .....
5 ..... Burner Orifice with Door Insulation - Propane Gas .................................................... 181791-050 ......... 181791-050 .....
6 ..... Burner Tube with Rubber Boot, Door Insul. - Natural Gas .......................................... 184823-000 ......... 184823-000 .....
6 ..... Burner Tube with Rubber Boot, Door Insul. - Propane Gas........................................ 184825-000 ......... 184825-000 .....
7 ..... Draft Hood ..................................................................................................................... 183852-000 ......... 183852-000 .....
8 ..... Drain Valve - Brass ....................................................................................................... 026273-003 ......... 026273-003 .....
9 ..... Flue Baffle Assembly .................................................................................................... 180666-000 ......... 180666-000 .....
10 ..... Flue Restrictor ............................................................................................................... 034894-000 ......... 034894-000 .....
11 ..... Gas Control Valve - Natural Gas .................................................................................. 182791-004 ......... 182791-004 .....
11 ..... Gas Control Valve - Propane Gas ................................................................................ 182792-000 ......... 182792-000 .....
12 ..... Heat Trap Assembly ..................................................................................................... 184792-003 ......... 184792-003 .....
13 ..... Inlet Tube Assembly ..................................................................................................... 183776-033 ......... 183776-033 .....
14 ..... Inner Door Gasket......................................................................................................... 183162-000 ......... 183162-000 .....
15 ..... Inner Door with Door Insulation ................................................................................... 183425-001 ......... 183425-001 .....
16* ... Instruction Manual ......................................................................................................... 184165-002 ......... 184165-002 .....
17 ..... Outer Door ..................................................................................................................... 183458-000 ......... 183458-000 .....
18 ..... Piezo Igniter Assembly ................................................................................................. 183798-000 ......... 183798-000 .....
19 ..... Pilot Assembly with Grommet & Door Insul. - Natural Gas ........................................ 183824-180 ......... 183824-180 .....
19 ..... Pilot Assembly with Grommet & Door Insul.- - Propane Gas .................................... 183824-162 ......... 183824-162 .....
20* ... Pipe Insulation .............................................................................................................. 181639-003 ......... 181639-003 .....
21 ..... Secondary Anode with Heat Trap - GCVH, GCVT, GCVX Only (optional) ................... 184634-136 ......... 184634-136 .....
21 ..... Secondary Anode with Heat Trap - XCVH, XCVT, XCVX, XGV Only (optional) ............ 184634-114 ......... 184634-114 .....
22* ... Temperature-Pressure Relief Valve Insulation ........................................................... 183256-000 ......... 183256-000 .....
23 ..... Temperature-Pressure Relief Valve ............................................................................ 076527-000 ......... 076527-000 .....
24 ..... Thermostat Shield (optional)........................................................................................ 191259-001 ......... 191259-001 .....
25 ..... Viewport Assembly ....................................................................................................... 184470-000 ......... 184470-000 .....
26 ..... 20" Dia. Aluminum Drain Pan with Side Drain (optional) .............................................. 23912-A ................ 23912-A ........
26 ..... 22" Dia. Aluminum Drain Pan with Side Drain (optional) .............................................. 23913-A ................ 23913-A ........
26 ..... 28" Dia. Aluminum Drain Pan with Side Drain (optional) .............................................. 23914-A ................ 23914-A ........
* Not illustrated.

GCVT GCVT GCVX GCVX XGV XGV
XCVT XCVT XCVX XCVX
40L & 40Q 50L& 50Q 50L 50Q 40L 50L
.. 183159-000 ............... 183159-000 ................ 183159-000 ............... 183159-000 ............. 183159-000 ............. 183159-000
.. 183523-029 ............... 183523-033 ................ 183523-033 ............... 183523-033 ....................------ .............................. ------
.. 183523-036 ............... 183523-039 ................ 183523-042 ............... 183523-042 ............. 183523-033 ............. 183523-042
.. 183222-006 ............... 183222-008 ................ 183222-046 ............... 183222-046 ............. 183222-040 ............. 183222-042
.. 183222-007 ............... 183222-009 ................ 183222-047 ............... 183222-047 ............. 183222-041 ............. 183222-043
.. 183583-000 ............... 183583-000 ................ 183583-000 ............... 183583-000 ............. 183504-000 ............. 183504-000
.. 183220-000 ............... 183220-000 ................ 183220-000 ............... 183220-000 ............. 183504-000 ............. 183504-000
.. 181508-031 ............... 181508-031 ................ 181508-027 ............... 181508-027 ............. 181508-033 ............. 181508-033
.. 181791-046 ............... 181791-048 ................ 181791-044 ............... 181791-044 ............. 181791-052 ............. 181791-052
.. 183163-002 ............... 183163-003 ................ 184104-001 ............... 184104-001 ............. 184104-000 ............. 184104-001
.. 183450-002 ............... 183450-003 ................ 184105-001 ............... 184105-001 ............. 184105-000 ............. 184105-001
.. 183853-000 ............... 183853-000 ................ 183853-000 ............... 183853-000 ............. 184003-000 ............. 184003-000
.. 026273-007 ............... 026273-007 ................ 026273-007 ............... 026273-007 ............. 026273-007 ............. 026273-007
.. 183582-000 ............... 184015-009 ................ 184015-012 ............... 184015-012 ............. 184015-013 ............. 184015-014
.. 035405-000 ............... 184280-000 ................ 184280-000 ............... 184280-000 ............. 035405-000 ............. 184240-000
.. 182791-005 ............... 182791-004 ................ 182791-005 ............... 182791-005 ............. 182791-005 ............. 182791-005
.. 182792-001 ............... 182792-000 ................ 182792-001 ............... 182792-001 ............. 182792-001 ............. 182792-001
.. 184792-003 ............... 184792-003 ................ 184792-003 ............... 184792-003 ............. 184792-003 ............. 184792-003
.. 183776-026 ............... 183776-036 ................ 183776-036 ............... 183901-040 ............. 183901-044 ............. 183901-044
.. 183162-000 ............... 183162-000 ................ 183162-000 ............... 183162-000 ............. 183162-000 ............. 183162-000
.. 183425-001 ............... 183425-000 ................ 183425-000 ............... 183425-000 ............. 183425-001 ............. 183425-000
.. 184165-002 ............... 184165-002 ................ 184165-002 ............... 184165-002 ............. 184165-002 ............. 184165-002
.. 183458-000 ............... 183458-000 ................ 183458-000 ............... 183458-000 ............. 183787-001 ............. 183787-001
.. 183798-000 ............... 183798-000 ................ 183798-000 ............... 183798-000 ............. 183798-000 ............. 183798-000
.. 183824-190 ............... 183824-200 ................ 183824-200 ............... 183824-200 ............. 183824-160 ............. 183824-160
.. 183824-192 ............... 183824-202 ................ 183824-182 ............... 183824-182 ............. 183824-202 ............. 183824-202
.. 181639-003 ............... 181639-003 ................ 181639-003 ............... 181639-003 ............. 181639-003 ............. 181639-003
.. 184634-142 ............... 184634-142 ................ 184634-142 ............... 184634-142 ....................------ .............................. ------
.. 184634-114 ............... 184634-114 ................ 184634-114 ............... 184634-114 ............. 184634-114 ............. 184634-114
.. 183256-000 ............... 183256-000 ................ 183256-000 ............... 183256-000 ............. 183256-000 ............. 183256-000
.. 043151-000 ............... 043151-000 ................ 043151-000 ............... 043151-000 ............. 043151-000 ............. 043151-000
.. 181259-001 ............... 181259-001 ................ 181259-001 ............... 181259-001 ............. 181259-001 ............. 181259-001
.. 184470-000 ............... 184470-000 ................ 184470-000 ............... 184470-000 ............. 184470-000 ............. 184470-000
..... 23912-A ...................... 23912-A ...................... 23912-A ..................... 23912-A ................... 23912-A ...................... 23912-A
..... 23913-A ...................... 23913-A ...................... 23913-A ..................... 23913-A ................... 23913-A ...................... 23913-A
..... 23914-A ...................... 239124A ..................... 23914-A ..................... 23914-A ................... 23914-A ...................... 23914-A

5621 W. 115TH STREET • ALSIP, ILLINOIS 60803
Website: www.hotwater.com • e-mail: parts@hotwater.com
Phone: 1-800-433-2545 • Fax: 1-800-433-2515