•
Naphtha and Methyl Ethyl Ketone (MEK) are flammable materials and must be used with caution. Follow the
manufacturer's instructions to ensure safety when using these materials. Always keep any chemicals OUT OF
REACH OF CHILDREN.
•
When working on the vehicle, be alert for hot parts on systems that have just been turned off, exhaust gas flow,
and hot fluids in lines, tubes, and compartments. Contact with any hot surface may cause burns.
•
Always use tools that are in good condition. Make sure you have the proper understanding of how to use the tools
before performing any service work. Use only genuine replacement parts from PACCAR.
•
Always use the same fastener part number (or equivalent) when replacing items. DO NOT use a fastener of lesser
quality if replacements are necessary. (e.g., DO NOT replace a SAE 10.9 grade with 8.8 grade fastener.)
•
Always torque fasteners and fuel connections to the required specifications. Overtightening or under-tightening can
allow leakage.
•
Close the manual fuel valves prior to performing maintenance and repairs, and when storing the vehicle inside.
•
DO NOT perform any repair when impaired, tired, fatigued, or after consuming alcohol or drugs that can impair
your functioning.
•
Some state and federal agencies in the United States of America have determined that used engine oil can be
carcinogenic and can cause reproductive toxicity. Avoid inhalation of vapors, ingestion, and prolonged contact with
used engine oil.
•
DO NOT connect the jump starting or battery charging cables to any ignition or governor control wiring. This can
cause electrical damage to the ignition or governor.
•
Coolant is toxic. If not reused, dispose of coolant in accordance with local environmental regulations.
CAUTION
Corrosive chemicals can damage the engine. DO NOT use corrosive chemicals on the engine. Failure to comply may result in equip-
ment or property damage.
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.
•
The catalyst substrate located in the Diesel Particulate Filter (DPF) contains vanadium pentoxide, which has been
determined by the State of California to cause cancer. Always wear protective clothing and eye protection when
handling the catalyst assembly. Dispose of the catalyst in accordance with local regulations. If catalyst material
gets into the eyes, immediately flood eyes with water for a minimum of 15 minutes. Avoid prolonged contact with
skin. In case of contact, immediately wash skin with soap and water. In case of harmful contact, immediately
contact a physician.
•
Other chemicals in this vehicle are also known to the State of California to cause cancer, birth defects or other
reproductive harm.
•
Battery posts, terminals, and related accessories contain lead and lead compounds, chemicals known to the State
of California to cause cancer and reproductive harm. Wash hands after handling.
CHAPTER 1: GENERAL INFORMATION - General Safety Instructions
8
SM044-004 (01/2021)
