Hatz 2 - 4 L 40 Instruction Book Download Page 11

4.2.

Starting

Do not run the engine in closed or
badly ventilated rooms – danger of

poisoning! Before the engine is started, always
make sure that nobody is in the danger area
(moving parts on engine or machinery) and
that all safety guards are in place.
Never use any spray starting aids  
(Fig. 10)

If possible, disengage the engine from any 
driven equipment.
The auxiliary equipment should always be placed
in neutral.

4.2.1. Starting with the electric starter

– Move the speed control lever to the 1/2 START

or max. START position, according to require-
ments and starting conditions (Figure 11).
Note that a lower speed setting will cause less
exhaust smoke when starting.

– Insert start key and turn to position I (Fig. 12).

– Battery charge telltale „2“ and oil pressure

warning „3“ must light up (Fig. 13).

– Turn start key to position II (Fig. 12).

– As soon as the engine runs, release the start

key. It must return to position I by itself and
remain in this position during operation. 
The battery charge telltale and oil pressure
warning must go out immediately after start-
ing. Indicator light „1“ is on when the engine
is in operation.

– The air cleaner maintenance indicator „5“ only

lights up during operation if the air cleaner ele-
ment needs to be cleaned or renewed (Fig. 13,
see chapter 5.4.2.).

– The engine temperature display „4“ (additional

equipment) lights up if the temperature at the
cylinder head becomes too high. 
Switch off the engine and trace and elimi-
nate the cause of the problem, 
see chapter 7.

– Always turn the start key back to position 0

before re-starting the engine. The repeat lock
in the ignition lock prevents the starter motor
from engaging and possibly being damaged
while the engine is still running.

Important!
If a starter protection module is installed, the
start key has to be returned to position 0 for at
least 8 seconds after the engine has failed to
start or after switching it off before a further 
attempt can be made to start the engine.

Preheating device with automatic heating
timer 
(additional equipment)
The preheating light „6“ lights up additionally at
temperatures below 0° Celsius (Fig. 13).

– After the light has gone out, start the engine

without delay.

Automatic shut-down function
(additional equipment)

Engines with the automatic shut-down function
have the preheating display „6“ on the instru-
ment box, see figure13.

Important!
If the engine cuts out immediately after starting
or switches off by itself during operation, a 
monitoring element in the automatic shutdown
system has tripped. The corresponding indicator
light (Fig. 13, positions 2 - 5) will come on. 
After the engine has stopped, the display contin-
ues to glow for about 12 seconds. 
The electrical device then switches itself off au-
tomatically. The display lights up again after the
start key has been turned back to position 0 and
then to position I again.
Trace and eliminate the cause of the operating
fault before trying to restart the engine 
(see
chapter 7).

The display light goes out when the engine is
next started.
Even with automatic shutdown monitoring the
oil level must be checked every 8 – 15 operat-
ing hours 
(Chapter 5.2.1.).

10

Summary of Contents for 2 - 4 L 40

Page 1: ...INSTRUCTION BOOK 43340205 ENG 09 02 2 Printed in Germany 33 2 4L40 2 4L41 2 4M40 2 4M41...

Page 2: ...you operate the engine correctly and assist you in complying with the mainte nance intervals in order to ensure long lasting reliable performance Please pass this Instruction Manual on to the next us...

Page 3: ...nce every 500 hours of operation 5 5 Maintenance every 1000 hours of operation 6 Operating checks and repair work 23 6 1 Checking operation of air cleaner maintenance indicator 6 2 Renewing fan drive...

Page 4: ...o sparks forming and must be avoided as a potential fire hazard Rotating parts must be shielded so that they cannot be touched accidentally when the engine is in stalled in other equipment or machiner...

Page 5: ...ning Please don t wear necklaces bracelets or any other things which you could get caught with Please pay attention to all advice and warning stickers placed on the engine and keep them in legi ble co...

Page 6: ...air guide housing Access to fan drive belt 8 Engine support feet 9 Cover plate control side 10 Oil drain plug 11 Side panel 12 Air outlet duct 13 Capsule hood 14 Suspension lug retractable max load 50...

Page 7: ...ne 7 Oil drain plug 8 Speed control lever 9 Replaceable element oil filter 10 Oil drain plug if sump is fitted 11 Cooling air duct for engine oil cooler 12 Access cover for fuel delivery pump 13 Cylin...

Page 8: ...of fuel consumption oil after running in period at full load Direction of rotation Counterclockwise looking at flywheel Valve clearance at 10 30 C Inlet exhaust mm 0 10 Net weight Version H L approx...

Page 9: ...aced on the crankcase resp on the capsule chapt 2 and includes the fol lowing engine information pict 5a resp 5b engine type code only for special equipment engine number max engine speed For any offe...

Page 10: ...naked flame or sparks which could start a fire Don t smoke Use only pure fuel and clean filling equipment Take care not to spill fuel All diesel oils sold as fuel and complying with the following min...

Page 11: ...the problem see chapter 7 Always turn the start key back to position 0 before re starting the engine The repeat lock in the ignition lock prevents the starter motor from engaging and possibly being d...

Page 12: ...pressure is too low irreparable engine damage may occur very quickly Immediately after running the engine in an emer gency locate the origin of the fault signal and rectify the fault see Chapter 7 If...

Page 13: ...ck damping Preparations for starting the engine and the hand starting procedure are precisely the sameas with the standard handle Always hold tubular grip 1 with both hands Figures 16 and 17 Turn the...

Page 14: ...to the stop posi tion the engine will be shut down Picture 11 Turn the key to position 0 Picture 12 Note Engines with an automatic shut down function they have preheating display 6 on the instru ment...

Page 15: ...of operation Every 1000 hours of operation Check oil level Check combustion air intake area Check the cooling air system Engine oil change 2 M 40 2 M 41 without sump 2 4 L 40 2 4 L 41 in general Clea...

Page 16: ...2 M 40 and 2 M 41 without oil pan 2 M 40 2 M 41 with oil pan 3 4 M 40 3 4 M 41 in all cases 15...

Page 17: ...owing work is essential on new or reconditioned engines after the first 25 hours of operation Change the engine oil and renew the oil filter element Chapter 5 3 1 and 5 4 5 Check valve clearances and...

Page 18: ...mes on briefly or depending on version red zone 1 is seen in the mechanical maintenance indicator Figures 13 and 20 Chapter 5 4 2 5 2 3 Check the cooling air system Severe contamination with dirt is a...

Page 19: ...h a suitable brush Figure 24 Note On the encapsulated engine also clean the area between the baseplate and the crankcase Fig 25 Blow out the entire cooling area zone with compressed air Clean the engi...

Page 20: ...posits in the mesh insert Shorten maintenance interval 5 4 Maintenance every 500 hours of operation 5 4 1 Replace fuel pre filter Do not smoke and never bring a naked flame near the fuel system when w...

Page 21: ...re 30 Remove dirt adhering in the air cleaner area Slacken off screws 3 only sufficiently to enable cover 4 with the filter element to be lifted off Blank off the intake pipe opening with cloths so th...

Page 22: ...ed inlet valve just starting to open Turn the crankshaft through 180 degrees in the normal direction of rotation and check valve clearances at cylinder 2 Turn the crankshaft a further 180 degrees in t...

Page 23: ...r Do not smoke and never bring a naked flame near the fuel system when work ing on it On the encapsulated engine take off the cap sule hood see Chapter 2 On non encapsulated engines take off the side...

Page 24: ...ng operation of belt monitor Remove one machine screw at belt pulley 1 Figure 38 Press back tensioning pulley 2 and lock it with the machine screw provided Unscrew and remove the belt pulley Take off...

Page 25: ...meter on various engine types and versions Poly V belts of differing lengths are fitted Note In order to be sure of avoiding mistakes con cerning the length of Poly V belts when ordering them it is be...

Page 26: ...nditions Lever must remain fixed in this position Add fuel Prime the delivery pump until fuel is heard to flow back through the return line to the fuel tank Check through the entire fuel supply system...

Page 27: ...r enough in the start direction Engine not decoupled from machinery Fuel pre filter or main fuel filter blocked Fuel supply is interrupted See workshop manual Pull off fuel return line and check that...

Page 28: ...tor defective relay Poor fuel supply tank is running dry fuel pre filter or main fuel filter blocked inadequate fuel tank venting leaks at fuel line connections speed control lever does not remain in...

Page 29: ...ctly Engine oil level is too high Inadequate cooling contamination at some point in cooling air supply missing or loose air guide plates or sections of capsule Check degree of air cleaner contaminatio...

Page 30: ...running Never disconnect the battery while the engine is running When cleaning the engine do not spray elec trical components with water If this is un avoidable first disconnect the battery Dry all c...

Page 31: ...CO GMBH CO TYP KENNZ MOTOR FABRIK NO ABE AUSF MIN NH PV CM MADE IN GERMANY 1 3 1 L3 45 A 2 7 8 L3 46 2 1 9 1327 2 L3 47 M AX M IN 1 6 40 30 20 10 0 10 20 30 40 50 104 86 68 50 32 14 4 22 40 OIL SAE C...

Page 32: ...10 11 L3 250 050 145 00 12 1 2 3 4 5 6 13 0 14 L3 1 2 1 3 0 15 3 2 START...

Page 33: ...16 L3 3 1 2 3 17 L3 2 18 19 1 2 L3 63 20 L3 48 1 21 1 L3 78 2...

Page 34: ...22 L3 53 1 23 2 1 L3 28 24 L3 105 25 L3 54 26 L3 79 1 2 27...

Page 35: ...28 1 2 3 4 L3 4 1 6 5 7 29 1 30 L3 60 31 L3 58 3 6 5 4 5 2 1 3 7 32 1 L3 50 33 1 1 L3 62...

Page 36: ...34 L3 52 3 2 1 35 1 2 3 4 1 2 3 4 5 6 7 8 L3 246 36 1 L3 56 2 37 L3 251 38 1 2 3 L3 65 39 2 1 L3 249...

Page 37: ...40 L3 68 41 2 1 3 L3 67 42 1 L3 70 43 L3 69 1...

Page 38: ...CALIFORNIA Proposition 65 Warning Diesel engine exhaust and some of its constituents are known to the State of California to cause cancer birth defects and other reproductive harm...

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