SERIE FOCS

DIESEL
4 cylinders
1372 cm3

LDW 1404
26.0 kW/35.2 HP
3600 rpm
Nm. 84@2000

Homologation
EPA TIER 2

97/68/CE Step 2 

Construction
4-stroke diesel engine with cylinders in line
Liquid-cooled with axial fan.
Indirect injection with injector-pump on
head.
Single-shaft distribution in head.
Distribution control with timing belt.
Double pto on the crankshaft.
Pto on the distribution.
Counterclockwise rotation.
Forced lubrication with vane pump on
the crankshaft.
Total passage external oil filter.
Water pump in the engine block.
Automatic extra fuel starting device.
Centrifugal governor.
Torque regulator. Applications
Cast iron engine block with re-borable
Excavator
integral liners.
Dumper
Aluminium cylinder head.
Roller
Access platform
Generating set
Sweeper
Lawn mower

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 DIESEL
SERIE FOCS
Subwoofer

Specifications

Cylinders N. 4
Displacement cm3 1372
Bore mm 75
LDW 1404

Stroke mm 77,6
Compression ratio 22.8:1
Rating kW/HP N (80/1269/CEE) ISO 1585 26.0/35.2
NB ISO 3046 IFN 24.5/33.3
NA ISO 3046 ICXN 22.4/30.5
Max. torque Nm. 84.0@2000
Max. torque 3 P.T.O. Nm. 37.0@1800
Min. idling speed 900
Water pump delivery at 3600 r.p.m. l/min. 70 (~)
Oil consumption kg/h. 0.019
Oil sump capacity l 3.3
Min. allowable oil pressure bar 1.5
Max. allowable inclination for
short periods of operation (peak values) 25° (35°)
Vol. of air required for correct cooling @ 3600 r.p.m. l/min. 2470
Vol. of air required for correct combustion @ 3600 r.p.m. m3/min. 88
Dry weight kg 98
Recommended battery V/Ah 12/44
Minimum pulley diameters for belt drive

Sound pressure level dB (A)

15° Sound level polar diagram open field - 7 meters micro-
phone - no load running engine.

C C
dB (A)
80

30°
70

60

V belt D (mm) ≥ 110 [L (mm) + 101] N (kW)

n (RPM)

Cogged belt D (mm) ≥ 72 [L (mm) + 101] N (kW)

n (RPM)

Max. allowable axial load in both directions A-B = 300 kg

C - zone in which the radial load acts on the pulley

1000 RPM 2000 RPM 3000 RPM 3600 RPM

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 SERIE FOCS
Curves
LDW 1404 @ 3600 r.p.m.
 LDW 1404 B1 @ 3000 r.p.m.

CV kW Nm kgm CV kW Nm kgm

80 8.2 80 8.2
MN 7.6
29 75 26 MB 75 7.6

MB 70 7.1 70 7.1

27 MA 65 6.6 24 65 6.6
32 MA
36
60 6.1 60 6.1

34 25 30 22
N NB

32 28
23 NB 20

30 26
NA
21 NA 18
28 24

26 22
19 16

24 20
17 14

22 g/kWh g/CVh 18 g/kWh g/CVh

250
15 330 12 330 250
20 16
310 230 310
C 230
18 14 C
13 290 10 290
210
210
270 270
16 12
190
11 250 8 250 190

1600 2000 2400 2800 3200 3600 1400 1800 2200 2600 3000
r.p.m. r.p.m.

LDW 1404 B6 @ 2500 r.p.m.


CV kW Nm kgm
N Power curve - 80/1269/CEE - ISO 1585 -
75
MB 7.6 NB Power curve - ISO 3046/1 - IFN -
22 70 7.1 NA Power curve - ISO 3046/1 - ICXN -
MA

28
65 6.6 MN Torque curve - (N curve)
20 60 6.1 MB (B curve - MA (A curve)
26 55 5.6 C Specific fuel consumption - (NB curve)
NB
18
24

22 16
NA
20
14
18

12
Output power for fixed speed application
16
(including generating sets)
14
10 Engine power kW
g/kWh g/CVh
12
250
8 330 r.p.m. Intermittent (NB) Continuous (NA)
10
310 230 3600 24 21.8
8 6 290 3000 22 20
210
C
270
1800 13.5 12.3
6
4 250
190 1500 11.5 10.5

1300 1700 2100 2500

r.p.m.

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 DIESEL
SERIE FOCS
Technical drawings *
412 596
242.5
137 117 166 169.5
LDW 1404

369.5
0
35
ÿ

515.5
12

16
58

30
146

N. 4 fori N. 8 fori
M12x1.75 M8x1.25

88 88 349
102 102 66 369 158

* More specific dimensions are available on www.lombardini.it (see table at the bottom of the page)

Standard equipment Accessories

External oil filter Different guards according to use

Intake manifold Clutch flywheels
Exhaust manifold Flanges
Intake fan Transmission adaptors
Accelerator control Keyswitch panel
Electric starter and 12V alternator Electric stop
Thermostatic valve Electronic plant for plugs
Fuel feed diaphragm pump Alternators 12V or 24V
Water pump Radiators
Flanging plate Blowing fan
Flywheel with ring gear Engine feet
Use, maintenance and spare parts booklet Fuel tanks
Mufflers
Dry air-cleaners mounted and separated
Cyclonic precleaners
Fuel filter on engine
High capacity oil sumps
Cab heating system

Files for this product available on www.lombardini.it

Data sheet LDW1404DS.PDF
ISO 9001 Cert. n. 0446 - 1405
QS. 9000 Cert. n. 2231/0
Owner manual LDW1404OM.PDF
Service manual LDW1404SM.PDF
Technical drawing LDW1404TD.DWG
Power curve LDW1404PC.PDF

LOMBARDINI RESERVES THE RIGHT TO MAKE MODIFICATIONS WITHOUT PRIOR NOTICE

Via Cav. del Lavoro Adelmo Lombardini, 2 mod.50991/5
42100 Reggio Emilia Italia
Tel. ++39 0522.3891 Fax ++39 0522.389503
www.lombardini.it
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