Service and Repair Manual
May 2021
Manifolds
54
GS
™
-2669 DC • GS
™
-3369 DC • GS
™
-4069 DC
Part No. 1306585GT
How to Adjust the Platform Up Relief Valve
How to Adjust the Platform Up
Relief Valve
Note: Verify the hydraulic oil level is within the top
2 inches / 5 cm of the sight gauge.
1 Connect a 0 to 5000 psi / 0 to 350 bar
pressure gauge to test port #1 (TP1) on the
function manifold.
1 platform up relief valve
2 test port #1
2 Turn the key switch to the ground controls
position and pull out the red Emergency Stop
button to the on position at the platform
controls.
3 Press and hold the ground control scroll up
and scroll down buttons.
Ground Control Menu Buttons
1 scroll down button
2 enter button
3 scroll down button
4 escape button
5 LCD display
4 Pull out the red Emergency Stop button to the
on position at the ground controls.
Result: The ground controls LCD display will
show the following:
5 Release the Scroll Up and Scroll Down
buttons after the ground controller powers up.
Summary of Contents for Genie GS-2669 DC
Page 138: ...Service and Repair Manual May 2021 126 Ground Control Box Layout ...
Page 140: ...Service and Repair Manual May 2021 128 Platform Control Box Layout ...
Page 141: ...May 2021 Service and Repair Manual 129 Electrical Schematics Electrical Schematic ...
Page 144: ...Service and Repair Manual May 2021 132 Electrical Schematic ...
Page 145: ...May 2021 Service and Repair Manual 133 Hydraulic Schematics Hydraulic Schematic ...
Page 147: ......