JLG 1250AJP Service Manual - Manual (Page 282)

SECTION 4 - BOOM & PLATFORM
4-42 – JLG Lift – 3121171
0273360-E
Figure 4-30. Tower Boom Powertrack Installation - Sheet 2 of 3
SEE DETAIL
C
SEE DETAIL
E
DETAIL
E
DETAIL
C
BOOM SENSORS
CABLE
MAIN TELESCOPE CYL.
MAIN LIFT CYL.
PLATFORM SUPPLY
MAIN TELE CYL.
MAIN LIFT CYL.
MAIN LIFT CYL.
AIR LINE
ADJUST PUSHTUBE POSITION SO THERE
IS 0.250 ± 0.125 in. (0.635 ± 0.317 cm) CLEARANCE
BETWEEN PUSH TUBE AND POWERTRACK
ROLLER AT THIS LOCATION
USING CINCH STRAPS, MAKE
THREE SEPARATE BUNDLES AS FOLLOWS:
1. MAIN TELESCOPE EXTEND, RETRACT &
PLATFORM RETURN HOSES.
2. PLATFORM SUPPLY AND (3) MAIN LIFT
CYLINDER HOSES.
3. ALL OTHER CABLES & AIR LINE THAT
ARE ROUTED THROUGH MAIN BOOM CLAMP.
STRAPS ARE TO BE LOCATED AT 6.000 ± 1.000
(15.2 ± 2.5 cm) & 16.000 ± 1.000 in. (40.64 ± 2.54
cm) FROM TOWER FLY BOOM HOSE LOOP.
PLATFORM RETURN
PLATFORM
CONTROL
CABLE
MAIN TELE CYL.
MAIN TELE CYL.
MAIN LIFT CYL.
PLATFORM RETURN
MAIN LIFT CYL.
PLATFORM SUPPLY
AIR LINE
MAIN LIFT CYL.
GENERATOR CABLE
OR WELD LEAD
GENERATOR CABLE
OR WELD LEAD
ELECTRICAL CABLES
ROUTE HOSES THROUGH POWERTRACK
SEPARATOR BARS AS SHOWN BELOW
ROUTE HOSES THROUGH PUSH TUBE
TUBES AS SHOWN BELOW
ROUTE HOSE/CABLE BUNDLE
THROUGH HOSE LOOP ON
TOWER FLY BOOM AS SHOWN