PARTS AND SERVICE DEPARTMENT
Lebanon, Tennessee
615-889-8900 / Fax: 615-547-1000
www.Lochinvar.com
WARR-14
WARRANTY INFORMATION
BY
SERIAL NUMBER
Warranty Code Explanation
1. Water heater tanks for residential use have a six (6) year limited warranty effective
60 days from date of manufacture as determined by the serial number.
2. Water heater tanks for commercial use have a three (3) year limited warranty
effective 60 days from date of manufacture as determined by the serial number.
3. Storage Tanks have a five (5) year limited warranty effective 60 days from date
of manufacture as determined by the serial number.
4. Heat exchangers on copper-tube water heater models (IW, PF, CF, CW) have a
five (5) year limited warranty effective 60 days from the date of manufacture as
determined by the serial number.
5. Heat exchangers on copper-tube water heater models (EW, RW, CW 90-500) have a
three (3) year limited warranty effective 60 days from the date of manufacture as
determined by the serial number.
6. Heat exchangers on copper-tube boiler models (IB, PB, CH, CB & EB) have a ten
(10) year limited warranty effective 60 days from the date of manufacture as
determined by the serial number.
7. Heat Exchangers on stainless tube boiler models (KB 80-285, WB) have a twelve
(12) year limited warranty effective 60 days from the date of manufacture as
determined by the serial number.
8. Heat Exchangers on stainless tube boiler models (KB 399-800) have a ten
(10) year limited warranty effective 60 days from the date of manufacture as
determined by the serial number.
9. Heat Exchangers on stainless tube water heater models (AW) have a five
(5) year limited warranty effective 60 days from the date of manufacture as
determined by the serial number.
10. Heat exchangers on copper-tube boiler models (RB, CB 45-260) have a twenty (20)
year limited warranty effective 60 days from the date of manufacture as determined
by the serial number.
11. All residential tank-type water heater parts have a six (6) year warranty
from the date of purchase.
12. All residential non-tank-type parts and all commercial parts have a one (1) year warranty
from the date of purchase.
13. All shipping charges must be prepaid for any warranted item returned to Lochinvar
at either Detroit, Michigan or Lebanon, Tennessee.
THIS OUTLINE IS NOT A WARRANTY.
FOR COMPLETE INFORMATION, CONSULT THE WRITTEN LIMITED
WARRANTY OR LOCHINVAR'S CONSUMER PRODUCTS DIVISION.
RESIDENTIAL TANK TYPE
GAS, ELECTRIC & SOLAR ALL YEARS
COMMERCIAL TANK TYPE GAS ALL YEARS
LIGHT DUTY COMMERCIAL ELECTRIC
ALL YEARS
EXPLOSION RESISTANT ELECTRIC ALL YEARS
JACKETED TANKS (RJS & RJA) 1986-Present
STANDARD HI-POWERS (HS&HC) 1997-Present
COMPACT ASME HI-POWER 1997-Present
OIL FIRED 1992-2006
The above series has a two letter, six or seven number
system, which is used to distinguish the warranty date.
Example: KJ-1000130...Built in September of 1993
The first letter signifies the year produced.
The second letter signifies the month produced.
The remaining numbers are production codes.
1
ST
LETTER 2NDLETTER
A = 2004 A = January
B = 2005 B = February
C = 2006 C = March
D = 2007 D = April
E =2008 E = May
F = 2009 F = June
G = 2010 G = July
H = 1991 H = August
J = 1992 J = September
K = 1993 K = October
L = 1994 L = November
M = 1995 M = December
N = 1996
P = 1997
S = 1998
T = 1999
W = 2000
X = 2001
Y = 2002
Z = 2003
DATA PLATE LOCATION:
A. Commercial Tank Type Gas, Oil Fired:
Approximately half-way down the jacket on the front
of the heater.
B. Residential Tank Type Gas, Electric and Solar,
Light Duty Commercial and Explosion Resistant
Electric, Jacketed Tanks:
Below the Lochinvar logo, approximately in the
middle of the tank.
C. Standard Hi-Power & Compact ASME Hi-Power:
The upper right side of the jacket on the front of the
heater.
Note: Residential products prior to serial number prefix
SA have a five (5) year limited warranty.
Products starting with serial number prefix SA
have a six (6) year limited warranty.
2
7THAND 8THNUMBER 9THAND 10THNUMBER
99 = 1999 01 = January
00 = 2000 02 = February
01 = 2001 03 = March
02 = 2002 04 = April
03 = 2003 05 = May
04 = 2004 06 = June
05 = 2005 07 = July
06 = 2006 08 = August
07 = 2007 09 = September
08 = 2008 10 = October
09 = 2009 11 = November
10 = 2010 12 = December
DATA PLATE LOCATION:
On the lower right corner of the jacket,
from the front view.
ELECTRIC BOOSTERS (SB) (1978-Present)
Booster serial numbers have ten numbers.
The first six numbers are production related.
The seventh & eighth number indicates year produced.
The final ninth or tenth numbers equal month produced.
Example: 1234569708...Built in August of 1997
NOTE: RJA120 tanks manufactured after 2004
are listed in the warranty table on page 3.
CUSTOM HI-POWER (CHP) 1978-Present
JACKETED TANKS (TV* & R*A) 1979-Present
COPPER-FIN (CW & CB) 1981-Present
POOL HEATERS (ER, CS & CP) 1981-Present
POWER-FIN (PF & PB) 1986-Present
MINI-FIN (RW & RB) 1989-Present
COPPER-FIN II (CF & CH) 1991-Present
EFFICIENCY+ (EW & EB) 1997-Present
INTELLI-FIN (IW & IB) 2000-Present
SOLUTION (CB) 2004-Present
KNIGHT (KB) 2005-Present
ARMOR (AW) 2007-Present
* indicates G, N or J
The above models will have either a 7 place or a 12 place
serial code.
Examples: J-930001...Built in September of 1993
A07H00123456 Built in January of 2007
First letter indicates month produced.
Next two numbers indicate year produced.
The remaining numbers are production codes.
1STLETTER 1ST& 2NDNUMBER
A = January 91 = 1991
B = February 92 = 1992
C = March 93 = 1993
D = April 94 = 1994
E = May 95 = 1995
F = June 96 = 1996
G = July 97 = 1997
H = August 98 = 1998
I = September 99 = 1999
J = October 00 = 2000
K = November 01 = 2001
L = December 02 = 2002
03 = 2003
04 = 2004
05 = 2005
06 = 2006
07 = 2007
08 = 2008
09 = 2009
10 = 2010
DATA PLATE LOCATION:
A. Copper-Fin, Copper-Fin II, Efficiency+, Mini-Fin,
Solution & Pool Heaters
On bottom right corner of the heater from the water
connection side.
B. Power-Fin, Intelli-Fin
On upper back side of heater from the water
connection side.
C. Custom Hi-Power, Jacketed Tanks
On outside door panel approximately at eye level.
STANDARD HI-POWER 1974-Apr. 1997
OIL FIRED (BRE SERIES) 1984-1992
NOTE: This chart is for reference only. See chart on
page 2 for current standard Hi-Power and Oil-Fired
serial numbers.
The above models have one letter, followed by six
numbers, and one final letter on Hi-Powers.
Note: The fourth digit on oil heaters will be a letter.
Example: J93-1030F...Built in September of 1993
First letter indicates month produced.
Next two numbers indicate year produced.
1
ST
LETTER 1ST& 2NDNUMBER
A = January 82 = 1982
B = February 83 = 1983
C = March 84 = 1984
D = April 85 = 1985
E = May 86 = 1986
F = June 87 = 1987
G = July 88 = 1988
H = August 89 = 1989
J = September 90 = 1990
K = October 91 = 1991
L = November 92 = 1992
M = December 93 = 1993
94 = 1994
95 = 1995
96 = 1996
97 = 1997
DATA PLATE LOCATION:
A. Standard Hi-Power
The upper right side of jacket on the front of the
heater.
B. Oil Heaters
Approximately halfway down the jacket on the
front of the heater.
3
4
HI-FIRE COMMERCIAL GAS (HF) thru 1986
OIL FIRED (G-O SERIES) thru 1986
POWER GAS (PG) thru 1986
A) 1965-1983 models coded with one letter,
followed by five numbers.
Example: M78013...Built in December of 1978
First letter indicates month produced.
The next two numbers indicate year produced.
The remaining three numbers are production codes.
1
ST
LETTER 1STTWO NUMBERS
A = January 75 = 1975
B = February 76 = 1976
C = March 77 = 1977
D = April 78 = 1978
E = May 79 = 1979
F = June 80 = 1980
G = July 81 = 1981
H = August 82 = 1982
J = September 83 = 1983
K = October 84 = 1984
L = November 85 = 1985
M = December 86 = 1986
1984-Present models coded with eight numbers.
Example: 85040000...April, 1985
First two numbers indicate year produced.
The third and fourth numbers indicate the month produced.
The final four numbers are production codes.
DATA PLATE LOCATION:
A. Hi-Fire
Left of the gas valve.
B. Power Gas
Left of the gas valve.
C. Oil-Fired (G-O Series)
On the front of the jacket, at the top.
7/08–Printed in U.S.A.
MOD-U-POWER (MUP) 1978-1984
The Mod-U-Power has a single letter,
six number serial code.
Example: J-930001...Built in September of 1993
First letter indicates month produced.
Next two numbers indicate year produced.
The remaining numbers are production codes.
1STLETTER 1ST& 2NDNUMBER
A = January 78 = 1978
B = February 79 = 1979
C = March 80 = 1980
D = April 81 = 1981
E = May 82 = 1982
F = June 83 = 1983
G = July 84 = 1984
H = August
I = September
J = October
K = November
L = December
1STNUMBER 1STLETTER
1 = January P = 1970
2 = February R = 1971
3 = March S = 1972
4 = April T = 1973
5 = May U = 1974
6 = June V = 1975
7 = July W = 1976
8 = August X = 1977
9 = September Y = 1978
10 = October Z = 1979
11 = November AA = 1980
12 = December BB = 1981
DATA PLATE LOCATION:
On the top left corner of Copper-Fin, from the front
controls.
COPPER-FIN®WATER HEATERS (CFW) 1968-1981
COPPER-FIN BOILERS (CFB) 1968-1981
The Copper-Fin heaters have a number followed
by a letter(s) then three numbers.
Example: 5Y013...Built in May 1978
First number indicates month produced.
Next letter(s) indicates year produced.
Final three numbers are production codes.
NOTE: All charts on this page are reference only.
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