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First Edition • Third Printing
Observe and Obey:
Troubleshooting and repair procedures shall be
completed by a person trained and qualified on
the repair of this machine.
Immediately tag and remove from service a
damaged or malfunctioning machine.
Repair any machine damage or malfunction
before operating the machine.
Before Troubleshooting:
Read, understand and obey the safety rules
and operating instructions printed in the
Genie Z-25/8, Z-20/8 and Z-20/8N Operator's
Manual.
Be sure that all necessary tools and test
equipment are available and ready for use.
Part No. 41314
Genie Z-20/8N & Genie Z-20/8 & Genie Z-25/8
Schematics
About This Section
There are two groups of schematics in this
section. An illustration legend precedes each
group of drawings.
Electrical Schematics
Electrocution hazard. Contact
with electrically charged circuits
could result in death or serious
injury. Remove all rings, watches
and other jewelry.
Hydraulic Schematics
Bodily injury hazard. Spraying
hydraulic oil can penetrate and
burn skin. Loosen hydraulic
connections very slowly to allow
the oil pressure to dissipate
gradually. Do not allow oil to
squirt or spray.
General Repair Process
Identify
Malfunction
discovered
symptoms
problem
still exists
Return to
Inspect
service
and test
problem
solved
Section 6 • Schematics
Troubleshoot
Perform
repair
6 - 1
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