Genie Z80/60 Service Manual page 190

Section 4 • Repair Procedures
MANIFOLDS
8-9
Four Wheel Steer and Oscillate Manifold
(before serial number 990)
The Four Wheel Steer and Oscillate manifold is mounted inside the drive chassis at the square-end of the
machine.
Index
No. Description
1 Solenoid valve, 3 position 4 way ....... CA ........ Steer left/right, square end
2 Solenoid valve, 3 position 4 way ....... CB ........ Steer left/right, square end
3 Check valve ....................................... CC ........ Load sensing circuit, circle end
4 Check valve, 65 psi / 4.5 bar ............. CD ........ Prevents steer cylinder from
5 Solenoid valve, 2 position 3 way ....... CE ........ Oscillate cylinder, blue side .............. 26-30 ft-lbs / 35-41 Nm
6 Solenoid valve, 2 position 3 way ....... CF ......... Oscillate cylinder, yellow side ........... 26-30 ft-lbs / 35-41 Nm
7 Check valve, 65 psi / 4.5 bar ............. CG ........ Prevents steer cylinder from
8 Relief valve,
750 to 860 psi / 51.71 to 59.3 bar ..... CH ........ Oscillate circuit .................................. 20-25 ft-lbs / 27-34 Nm
9 Flow regulator valve,
2.3 gpm / 8.7 L/min ............................ CI .......... Circle end, blue side steer cylinder
10 Flow regulator valve,
1.2 gpm / 4.5 L/min
(before serial number 928)
1.5 gpm / 5.7 L/min
(after serial number 927) ................... CJ ......... Circle end, blue side steer cylinder
11 Flow regulator valve,
1.2 gpm / 4.5 L/min
(before serial number 928)
1.5 gpm / 5.7 L/min
(after serial number 927) ................... CK ........ Circle end, yellow side steer cylinder
12 Flow regulator valve,
2.3 gpm / 8.7 L/min ............................ CL ......... Circle end, yellow side steer cylinder
This list continues on the next page.
4 - 88
Schematic
Item Function
yellow side steer cylinder .................. 26-30 ft-lbs / 35-41 Nm
blue side steer cylinder ..................... 26-30 ft-lbs / 35-41 Nm
yellow side steer cylinder retract ........ 8-10 ft-lbs / 11-14 Nm
moving when not steering ................. 20-25 ft-lbs / 27-34 Nm
moving when not steering ................. 20-25 ft-lbs / 27-34 Nm
extend circuit ..................................... 20-25 ft-lbs / 27-34 Nm
retract circuit ..................................... 20-25 ft-lbs / 27-34 Nm
retract circuit ..................................... 20-25 ft-lbs / 27-34 Nm
extend circuit ..................................... 20-25 ft-lbs / 27-34 Nm
Z-80/60
June 2011
REV E
Torque
Part No. 88619