Oscillating Axle Lockout Test (If Equipped); Wheel Torque Chart - JLG 600AJ Operation And Safety Manual

2. Tighten nuts in the following sequence:
3. The tightening of the nuts should be done in stages. Follow-
ing the recommended sequence, tighten nuts per wheel
torque chart.
4.
Wheel nuts should be torqued after first 50 hours of opera-
tion and after each wheel removal. Check torque every 3
months or 150 hours of operation.
31215030
SECTION 7 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE
7.6

OSCILLATING AXLE LOCKOUT TEST (IF EQUIPPED)

LOCKOUT SYSTEM TEST MUST BE PERFORMED QUARTERLY, ANY TIME A SYSTEM COM-
PONENT IS REPLACED, OR WHEN IMPROPER SYSTEM OPERATION IS SUSPECTED.
NOTE:
Ensure boom is fully retracted, lowered, and centered between
drive wheels prior to beginning lockout cylinder test.
1. Place a 6 in (15.2 cm) high block with ascension ramp in front
of left front wheel.
2.
From platform control station, start engine
3.
Place the Drive control lever to the forward position and
carefully drive machine up ascension ramp until left front
wheel is on top of block.
Table 7-17. Wheel Torque Chart
TORQUE SEQUENCE
1st Stage 2nd Stage
40 ft. lbs. 95 ft. lbs.
(55 Nm) (130 Nm)
3rd Stage
170 ft. lbs.
(230 Nm)
7-29