Date of manufacture 3, References 3, Ebsite 3 – Reznor UDBP Parts Manuals User Manual
Page 3

Form P-UD, P/N 270285R4, Page 3
First Element of the Serial Number - Date of Manufacture
References
Printed Forms (Request by Form designation; not P/N.) .................................Form ..........P/N
Installation/Operation/Maintenance - All UDAP and UDAS .............................. I-UDA ........195673
Installation/Operation/Maintenance - All UDBP and UDBS .............................. I-UDB ........202658
Venting Installation - Models UDAP and UDBP .............................................I-UD-V-PV .....195675
Venting Installation - Model UDAP-CV with Option AV6 (common vent) .......I-UD-V-CV ....195677
Venting Installation - Models UDAS and UDBS .............................................I-UD-V-SC ....195676
Gas Conversion ........................................................................................... CP-UD-GC ....197209
High Altitude (above 6000 ft) ......................................................................... I-UD-HA ......197081
Serial No., Valves, and Ignition Contrlos .......................................................P-VALVES ....263995
Website (Forms are available for downloading.)
www.RezSpec.com
Decoding a Serial No.
Example of a Serial No. BLK 79 6E N 00000
CODE Nos.
1 2 3 4 5
CODE No.
Explanation
1
Date of manufacture (see below)
2
Type of ignition system
3
Type of gas valve
4
Gas (N = natural; L = propane)
5
Consecutive number (identification only)
Year
Jan
Feb
Mar
Apr
May
June
July
Aug
Sept
Oct
Nov
Dec
2002
BBA
BBB
BBC
BBD
BBE
BBF
BBG
BBH
BBI
BBJ
BBK
BBL
2003
BCA
BCB
BCC
BCD
BCE
BCF
BCG
BCH
BCI
BCJ
BCK
BCL
2004
BDA
BDB
BDC
BDD
BDE
BDF
BDG
BDH
BDI
BDJ
BDK
BDL
2005
BEA
BEB
BEC
BED
BEE
BEF
BEG
BEH
BEI
BEJ
BEK
BEL
2006
BFA
BFB
BFC
BFD
BFE
BFF
BFG
BFH
BFI
BFJ
BFK
BFL
2007
BGA
BGB
BGC
BGD
BGE
BGF
BGG
BGH
BGI
BGJ
BGK
BGL
2008
BHA
BHB
BHC
BHD
BHE
BHF
BHG
BHH
BHI
BHJ
BHK
BHL
2009
BIA
BIB
BIC
BID
BIE
BIF
BIG
BIH
BII
BIJ
BIK
BIL
2010
BJA
BJB
BJC
BJD
BJE
BJF
BJG
BJH
BJI
BJJ
BJK
BJL
2011
BKA
BKB
BKC
BKD
BKE
BKF
BKG
BKH
BKI
BKJ
BKK
BKL
2012
BLA
BLB
BLC
BLD
BLE
BLF
BLG
BLH
BLI
BLJ
BLK
BLL
2013
BMA
BMB
BMC
BMD
BME
BMF
BMG
BMH
BMI
BMJ
BMK
BML
2014
BNA
BNB
BNC
BND
BNE
BNF
BNG
BNH
BNI
BNJ
BNK
BNL
2015
BOA
BOB
BOC
BOD
BOE
BOF
BOG
BOH
BOI
BOJ
BOK
BOL
2016
BPA
BPB
BPC
BPD
BPE
BPF
BPG
BPH
BPI
BPJ
BPK
BPL
2017
BQA
BQB
BQC
BQD
BQE
BQF
BQG
BQH
BQI
BQJ
BQK
BQL
2018
BRA
BRB
BRC
BRD
BRE
BRF
BRG
BRH
BRI
BRJ
BRK
BRL
2019
BSA
BSB
BSC
BSD
BSE
BSF
BSG
BSH
BSI
BSJ
BSK
BSL
2020
BTA
BTB
BTC
BTD
BTE
BTF
BTG
BTH
BTI
BTJ
BTK
BTL