3.6. EMISSION-RELATED
INSTALLATION INSTRUCTIONS
See supplemental information for EPA certified
engines, Page 35; resp. supplemental informa-
tion for California regulations for off road
engines, Page 45.
3.7. Closed crankcase ventilation
system
Please note that the engine has a closed
crankcase ventilation system.
Exceeding the maximum admissible tilt angle
(see chapter 3.1. Technical data) can cause
damage to the engine.
In cases where the maximum angle is exceeded,
the engine must be stopped immediately.
Before restarting, the engine must be in a hori-
zontal position and the air filter and inlet mani-
fold must be checked for any oil contamination.
If there are any oil contamination, please consult
your nearest HATZ service station.
4. Operation
4.1. Before starting up for the
first time
Engines are normally supplied dry, i.e. not con-
taining fuel or oil.
4.1.1. Engine oil
Oil quality
Qualified are all trademark oils which fulfil at
least one of the following specifications:
ACEA – B2 / E2 or more significant
API – CD / CE / CF / CF-4 / CG-4 or more
significant.
If engine oil of a poorer quality is used, reduce
oil change intervals to 150 hours of operation.
Oil viscosity
5
Select the viscosity class according to the ambi-
ent temperature for cold starts.
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