9 cylinder specifications, 10 major component weights, 11 critical stability weights – JLG 4394RT Service Manual User Manual
Page 14: Cylinder specifications -3, Major component weights -3, Critical stability weights -4

SECTION 1 - SPECIFICATIONS
1-4
– JLG Lift –
3121249
1.9 CYLINDER SPECIFICATIONS
1.10 MAJOR COMPONENT WEIGHTS
1.11 CRITICAL STABILITY WEIGHTS
DO NOT REPLACE ITEMS CRITICAL TO STABILITY WITH ITEMS
OF DIFFERENT WEIGHT OR SPECIFICATION (FOR EXAMPLE:
FILLED TIRES, ENGINE) DO NOT MODIFY UNIT IN ANY WAY TO
AFFECT STABILITY.
Table 1-11. Cylinder Specifications
Description
Bore
Stroke
Rod Dia
Lift Cylinder
4.5 in
(114 mm)
83 in
(2.1 mm)
3.5 in
(89 mm)
Leveling Jack
Cylinder
2.5 in
(63.5 mm)
27 in
(686 mm)
2 in
(51 mm)
Lockout Cylinder
(Oscillating Axle)
2.5 in
(6.4 cm)
4.13 in
(10.5 cm)
1.75 in
(4.4 cm)
Power Deck
Cylinders
15 in
(38.1 mm)
48 in
(1219.2 mm)
1 in
(25.4 mm)
Steer Cylinder
2.5 in
(63.5 mm)
9.2 in
(233.7 mm)
1.75 in
(44.5 mm)
Table 1-12. Major Component Weights
Component
Weight
Fixed Platform
1070 lbs (485 kg)
Platform Extension
440 lbs (200 kg)
Arm Assembly- (Includes Lift Cylinder):
3394RT
4394RT
3600 lbs (1633 kg)
4550 lbs (2064 kg)
Chassis with Pneumatic Tires:
3394RT
4394RT
6790 lbs (3080 kg)
9080 lbs (4119 kg)
Chassis with Foam Filled Tires:
3394RT
4394RT
7788 lbs (3533 kg)
9086 lbs (4121 kg)
Table 1-13. Critical Stability Weights
Component
Weight
Tires
IN315/55D20 Pneumatic
IN315/55D20 Foam Filled
12 x 16.5 Pneumatic
12 x16.5 Foam Filled
33/1550-16.5 Pneumatic
33/1550-16.5 Foam Filled
33/16LL x 16.1 Foam Filled - Sand
31 x 15.50-15 Grass Master
156 lbs (71 kg)
156 lbs (71 kg)
128 lbs (58 kg)
328 lbs (149 kg)
135 lbs (61 kg)
395 lbs (179 kg)
426 lbs (193 kg)
125 lbs (57 kg)
Engine (Deutz)
441 lbs (200 kg)
Engine (GM)
341 lbs (155 kg)