SAFETY
S-24
Practice Safe Maintenance
To avoid accidents:
x
Understand service procedures before starting work.
x
Keep the work area clean and dry.
x
Do not spray water or steam inside cab.
x
Never lubricate or service the machine while it is moving.
x
Keep hands, feet and clothing away from power-driven
parts.
Before servicing the machine:
1. Park the machine on a level surface.
2. Lower the bucket to the ground.
3. Run the engine at low idle speed without load for 3
minutes.
4. Turn the key switch to OFF to stop engine. Wait for some
seconds and turn the key switch to ON again.
5. Relieve the pressure in the hydraulic system by moving
the control levers several times.
6. Turn the control lever lock switch to the LOCK ( )
position.
7. Turn the key switch to OFF, and remove the key from the
key switch.
8. Attach a “Do Not Operate” tag on the control lever.
9. Connect the front and rear chassis with articulation
stopper.
10. Allow the engine to cool.
x
Refer to page 7-7 "Preparations for Inspection and
Maintenance".
x
If a maintenance procedure must be performed with the
engine running, do not leave machine unattended.
x
Never work under a machine raised by the lift arm.
x
Inspect certain parts periodically and repair or replace as
necessary. Refer to the section discussing that part in the
“MAINTENANCE” chapter of this manual.
x
Keep all parts in good condition and properly installed.
x
Fix damage immediately. Replace worn or broken parts.
Remove any buildup of grease, oil, or debris.
x
When cleaning parts, always use nonflammable
detergent oil. Never use highly flammable oil such as fuel
oil and gasoline to clean parts or surfaces.
x
Disconnect battery ground cable (-) before making
adjustments to electrical systems or before performing
welding on the machine.
SA-028
SA-527
SA-312
SA-134
Summary of Contents for 70Z7
Page 2: ...93108 00691 April 2015...
Page 5: ......
Page 11: ...MACHINE NUMBERS 2 MEMO...
Page 51: ...SAFETY LABELS S 40 6 10 4 1 3 9 6 5 SS 3461...
Page 171: ...OPERATOR S STATION 1 110 MEMO...
Page 173: ...BREAK IN 2 2 MEMO...
Page 187: ...OPERATING THE ENGINE 3 14 MEMO...
Page 231: ...OPERATING THE MACHINE 5 24 MEMO...
Page 359: ...MAINTENANCE 7 118 MEMO...
Page 363: ...MAINTENANCE UNDER SPECIAL ENVIRONMENTAL CONDITIONS 9 4 MEMO...
Page 367: ...STORAGE 10 4 MEMO...