Service manual

4 - 4 Genie GS-1530 & Genie GS-1930 Part No. 39528
Service Manual - First EditionSection 4 - Scheduled Maintenance Procedures
TABLE A PROCEDURES
A-5
Check for Hydraulic Leaks
Detecting hydraulic fluid leaks is essential to
operational safety and good machine
performance. Undiscovered leaks can develop into
hazardous situations, impair machine functions
and damage machine components.
1 Inspect for hydraulic oil puddles, dripping or
residue on or around the following areas:
· Hydraulic tank—filter, fittings and hoses
· Hydraulic power unit, fittings and hoses
· Hydraulic lift cylinder and manual
lowering valve
· Function manifold
· The underside of the drive chassis
· Drive motors
· Drive brakes
· Ground area under the machine
A-6
Test the Platform and
Ground Controls
Testing the machine functions and the Emergency
Stop buttons for malfunctions is essential for safe
machine operation. An unsafe working condition
exists if any function fails to operate properly or
either Emergency Stop button fails to stop all the
machine functions. Each function should operate
smoothly and be free of hesitation, jerking and
unusual noise.
1 Turn the key switch to ground control and pull
out the Emergency Stop button to the ON
position at both the platform and ground
controls.
2 Activate the platform up function.
Result: The platform should raise.
3 Activate the platform down function.
Result: The platform should lower. The descent
alarm should sound while the platform is
lowering.
4 Push in the ground controls Emergency Stop
button to the OFF position.
Result: No function should operate.
5 Turn the key switch to platform control and pull
out the Emergency Stop button to the ON
position at both the ground and the platform
controls.
6 Press and hold the lift function enable button
OR move the lift/drive selector switch to the lift
position.
7 Press and hold the function enable switch on
the control handle.
Result: The green power light should come on.