Kubota D1803-CR-E4, Workshop Manual

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Production month and lot number
Month Engine lot number
January A0001
～
A9999 B0001
～
February C0001
～
C9999 D0001
～
March E0001
～
E9999 F0001
～
April G0001 ～ G9999 H0001 ～
May J0001 ～ J9999 K0001 ～
June L0001 ～ L9999 M0001 ～
July N0001 ～ N9999 P0001 ～
August Q0001 ～ Q9999 R0001 ～
September S0001
～
S9999 T0001
～
October U0001
～
U9999 V0001
～
November W0001
～
W9999 X0001
～
December Y0001
～
Y9999 Z0001
～
* Alphabetical letters "I" and "O" are not used.
Example of model name and engine serial number
(a) D1803: Engine model name
(b) 7: Engine series (03 series)
(c) C: Production year (2012)
(d) U: Production month (Octo-
ber)
(e) 1237: Lot number (0001
～
9999 or A001
～
Z999)
1.2 E4B engine
(1) EU regulation engine output
classification category
(2) "E4B" engines are identified
with "EF" at the end of the
Model designation, on the
US EPA label.
"E4B" designates some In-
terim Tier 4 / Tier 4 models,
depending on engine output
classification.
Category (1)
Engine output
classification
EU regulation
K From 19 to 37 kW STAGE IIIB
P
From 37 to less
than 56 kW
STAGE IIIB
N
From 56 to less
than 75 kW
STAGE IIIB
M
From 75 to less
than 130 kW
STAGE IIIB
Category (2)
Engine output
classification
EPA regulation
EF
Less than 19 kW Tier 4
From 19 to less
than 56 kW
Interim Tier 4
From 56 to less
than 75 kW
Interim Tier 4
From 75 to less
than 130 kW
Interim Tier 4
The emission controls previously implemented in
various countries to prevent air pollution will be stepped
up as Nonroad Emission Standards continue to
2. GENERAL
GENERAL MACHINE INFORMATION
1. Engine identification
2-8
D1803-CR-E4,D1803-CR-TE4,D1803-CR-TIE4,V2403-CR-E4,V2403-CR-TE4,V2403-CR-TE4BG,V2403-CR-TIE4
KiSC issued 12, 2018 A