JLG 660SJ Service Manual User Manual
Page 174
SECTION 5 - HYDRAULICS
5-42
– JLG Lift –
3120840
8.
Install the control inlet screen plug and torque to 20
to 30 in.lbs. (2.2 to 3.4 Nm). Always install a screen
plug (with a 0.156" (3.96 mm.) thru hole) when ser-
vicing earlier production pumps. Pumps prior to
date c ode 86 - 14 use a plug with a thread that is dif-
ferent from later units. Refer to the Service Parts
Manual for plug part numbers.
9.
Align the control sleeve so its slot will engage the
swash plate feedback pin (slot positioned toward
the pump cover) and insert the sleeve into the hous-
ing. Carefully align the control spool with the sleeve
and install the control onto the pump housing. Install
the four mounting screws and torque to 10 to 11
ft.lbs. (13 to 14 Nm).
10.
Install the four cover screws and torque to 18 to 24
in. lbs. (2.0 to 2.7 Nm).
11.
Readjust the neutral position of the control. Refer to
the instructions in the Inspections and Adjustment.