Hitachi ZAXIS 210LC-5N Operator's Manual page 47

Connecting Lubrication Hose and Lubricate
1. Install lubrication hoses between the arm.
Arm lubrication hose : At the top of the arm cylinder (a)
Wrench size : 19 mm
Tightening Torque :
Model
ZX210LC-5N, 6N
ZX250LC-5N, 6N
ZX290LC-5N
ZX300LC-6N
ZX350LC-5N, 6N
2. Apply grease on the connecting pins.
Before lubricating the boom foot pin and boom cylinder
pin, slightly jack up the main body.
3. Operate the boom and arm several times to spread
grease.
Failure to do so may cause seizure and generate
abnormal noise.
Greasing
1. Apply grease on the connecting pins.
Before lubricating the boom foot pin and boom cylinder
pin, slightly jack up the main body.
2. Operate the boom and arm several times to spread
grease.
Failure to do so may cause seizure and generate
abnormal noise.
DISASSEMBLING • ASSEMBLING
Type Tightening Torque
H15
H18
H18
30 N·m (3.0 kgf·m)
H18
H18
H22
a
4-15
M1T1-SL1-007