Service Procedures; Oil Level - Navistar MaxxForce 7 Operation And Maintenance Manual

SECTION 5 – MAINTENANCE SCHEDULE AND SERVICE PROCEDURES

Service Procedures

GOVERNMENT REGULATION: Engine fluids
(oil, fuel, and coolant) may be a hazard to human
health and the environment.
other contaminated materials (e.g.
accordance with applicable regulations.
or dispose of engine fluids, filters, and other
contaminated materials according to applicable
regulations.
WARNING: To prevent personal injury or death, shift
transmission to park neutral, set parking brake, and block
wheels before doing diagnostic or service procedures.
WARNING: To prevent personal injury or death, do not
let engine fluids stay on your skin. Clean skin and nails
using hand cleaner and wash with soap and water. Wash or
discard clothing and rags contaminated with engine fluids.
Handle all fluids and
filters, rags) in
Recycle

OIL LEVEL

Service Interval: Before Engine Operation
1. Park vehicle on level ground.
NOTE: Do not check oil level if engine is running or immediately
after engine shutdown.
2. Shut down engine and wait 5 minutes.
3. Remove oil level gauge from oil level gauge tube.
Figure 27 Oil Level Gauge (Typical)
CAUTION: To prevent engine damage do the following:
• Verify oil level readings are within the crosshatched
operating range on the oil level gauge.
• Do not overfill the engine with oil.
• Do not operate engine if oil level is above or below the
operating range.
4. If oil level is below operating range, fill with recommended
oil for operating climate. The ADD mark indicates 2 quarts
(1.9 liters) of oil should be added. For further information
see Engine Oil Quality and Service Categories (page 35).
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