MAINTENANCE AND WARRANTY.
SUPPLEMENTAL INFORMATION TO THE OWNER´S MANUAL FOR 2008
AND LATER CALIFORNIA REGULATIONS FOR HEAVY-DUTY OFF-ROAD
ENGINES.
The following supplemental information is furnished for California heavy-duty off-road
engines which are certified according to California emission standards and test procedures
for new 2008 and later heavy-duty off-road engines, Part I-B.
This information contains the following specific items:
• CARB-related engine parts and engine operating conditions
• Maintenance instructions for CARB-related engine parts
• Emission control system and adjustments
• Warranty statement
• Emission-related installation instructions
ENGINE PARTS AND / OR EQUIPMENT RELATED TO CARB EXHAUST
EMISSION REGULATIONS.
Parts which are mandatory for engine operation.
The following parts as manufactured according to HATZ specifications are mandatory for
engine operation which meets CARB exhaust emission regulations.
• Fuel Injection pump(s)
• Injection nozzle(s)
• Cold start device
• Intake and exhaust manifold
• EGR valve body (on 4L42C and 4M42 engines)
• EGR rate feedback and control system (on 4L42C and 4M42 engines)
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