SEAL 6Y1396 - Caterpillar

High Pressure Cylinder (Rear Suspension Cylinder)
Illustration 5 g00490304
This warning label is located on the rear suspension cylinder.
g00507001
HIGH PRESSURE CYLINDERDo not remove any valve, hydraulic fitting, or valve core, nor disassemble any parts until pressure has been relieved.To relieve pressure, truck frame must be properly supported. Failure to comply with this warning will cause unexpected machine movement resulting in serious injury or death.Refer to your Service Manual for correct procedures for relieving pressure and/or correct charging procedures.See your Caterpillar dealer who has tools and detailed information for servicing and charging cylinders.
For information on servicing the suspension cylinders, refer to Special Instruction, SEHS9411, "Suspension Cylinder Servicing".High Pressure Cylinder (Front Suspension Cylinder)
Illustration 6 g00517573
This warning label is located on the front suspension cylinder.
g00507005
HIGH PRESSURE CYLINDERDo not remove any valve, hydraulic fitting, or valve core, nor disassemble any parts until pressure has been relieved.To relieve pressure, truck frame must be properly supported. Failure to comply with this warning will cause unexpected machine movement resulting in serious injury or death.Refer to your Service Manual for correct procedures for relieving pressure and/or correct charging procedures.See your Caterpillar dealer who has tools and detailed information for servicing and charging cylinders.
For information on servicing the suspension cylinders, refer to Special Instruction, SEHS9411, "Suspension Cylinder Servicing".Suspension Cylinder
Illustration 7 g00517597
This warning label is located on the cover of each front suspension cylinder.
g00522029
Removal of this cover or valves will cause truck to drop suddenly if not properly blocked. Serious injury or death could result if person is trapped between tire and platform or fender.
Crankcase CoversThis warning label may be located on the engine valve cover.
g00123185
Flash fire may result in personal injury, if crankcase covers are removed within fifteen minutes after emergency shut down.Do not restart engine until cause for shut down has been corrected.
Unit Injectors
Illustration 8 g00521974
This warning label is located on the valve covers.
g00103125
Electrical shock hazard. The electronic unit injector system uses 90-120 volts.
The ECM sends a high voltage signal to the unit injectors. To help prevent personal injury, disconnect the unit injector connector. Do not come in contact with the harness connector for the unit injector while the engine is operating.