Genie GS-2669 Service And Repair Manual page 83

Service and Repair Manual
Manifolds
How to Adj ust the Pl atform U p R elief Valve - Models with Platform Ov erload
How to Adjust the Platform Up
Relief Valve - Models with
Platform Overload
Note: Be sure that the hydraulic oil level is within
the top 2 inches / 5 cm of the sight gauge.
Note: This procedure will require a pressure switch
harness assembly.
1 Connect a 0 to 5000 psi / 0 to 350 bar
pressure gauge to test port #1 on the function
manifold.
2 Press and hold both the blue platform up and
yellow platform down buttons. Pull out the red
Emergency Stop button to the on position at
the ground controls.
Result: TUNE SPEEDS is showing in the
diagnostic display window.
1 diagnostic display
2 blue platform up button
3 lift function enable button
4 yellow platform down button
3 Use the yellow platform down arrow to scroll to
select options.
Result: SELECT OPTIONS is showing in the
diagnostic display window. The ECM is now in
programming mode.
68 GS ™ -2669 RT • GS ™ -3369 RT • GS
4 Press the lift function enable button.
Result: DESCENT DELAY is showing in the
diagnostic display window.
5 Press the lift function enable button to
deactivate the descent delay option.
6 Use the yellow platform down arrow to scroll to
overload.
Result: OVERLOAD ON is showing in the
diagnostic display window.
7 Press the lift function enable button to
deactivate the overload option.
8 Use the yellow platform down arrow to scroll to
return to the main menu.
Result: RETURN TO MAIN MENU is showing
in the diagnostic display window.
9 Press the lift function enable button.
Result: SELECT OPTIONS is showing in the
diagnostic display window.
10 Push in the ground controls red Emergency
Stop button to the off position.
11 Pull out the red Emergency Stop button to the
on position at the ground controls.
12 Start the engine from the ground controls.
13 Raise the platform approximately 10 feet / 3 m.
14 Lift the safety arm and move it to the center of
the linkage and rotate to a vertical position.
15 Lower the platform onto the safety arm. Push
in the red Emergency Stop button to the off
position.
™ -4069 RT
May 2018
Part No. 1272219