Operation and use 2-4L41C, 2-4M41(Z), 4L42C, 4M42
38
HATZ
Manual
7.2 Performing tests
Before starting
Before starting the engine, several tests need to be performed to ensure the
machine is working properly.
Procedure
Step Test
1 The machine is standing securely and on a level surface.
2 The installation location is adequately ventilated.
3 There is a sufficient amount of fuel in the fuel tank (see the chap-
ter 4.5 Fuel, page 25).
4 There is a sufficient amount of engine oil in the engine housing
(see the chapter 4.4 Engine oil, page 25).
5 For hand start:
▪ Crankhandle in functional condition.
▪ Sliding area between crankhandle and guide sleeve lightly
greased.
6 No persons are located in the danger zone of the engine or ma-
chine.
7 All safety equipment is in place.
7.3 Start preparation
Procedure
Step Activity
1 Before the first start and with an empty fuel system:
▪ Pump the fuel with the manual lever (see chapter 7.3.1 Pump-
ing fuel with the manual lever, page 38)
or
▪ Pump the fuel with the manual fuel pump (see chapter 7.3.2
Pumping fuel with the manual fuel pump, page 39)
7.3.1 Pumping fuel with the manual lever
Requirements
Pre-pumping of fuel with the manual lever of the fuel feed pump is necessary
in the following situations:
▪ Engine shuts down due to empty fuel tank
▪ at first filling of the fuel tank
▪ after changing the fuel filter