Water Heater Warranty Information

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 2
ND
LETTER
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
7
TH
AND 8
TH
NUMBER 9
TH
AND 10
TH
NUMBER
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.