New Holland LS140 Workshop Manual page 340

8. Lubricate the piston and cylinder head assem-
blies with 10W-30 oil and install the piston rod as-
sembly, 1, into the barrel, 2.
9. Prior to threading the cylinder head into the bar-
rel, apply a coat of grease around the cylinder
head, in the area between the backup washer
and the cylinder head flange at 3.
10. Torque the cylinder head assembly to:
LS140 . . . . . . . . . . . . . . .
LS150 . . . . . . . . . . . . . . .
REINSTALLATION
1. Lubricate the boom pivot pins, 1, with an anti-
seize-type lubricant.
2. Install the cylinder onto the skid steer.
NOTE: Refer to Service Bulletins 5/96 - I6 and 7/96
- I6 for updated pivot pin support information and
proper pin, spacer, and bolt part numbers.
3. Install a 3/8" bolt, 2; flat washer, 3; and spacer, 4,
through the pivot pin retaining strap and boom
side plate. Secure with flat washer, 5, and lock-
nut, 6.
4. Torque the upper pivot pin hardware to 38 N·m
(28 ft. lbs.).
5. Torque the lower pivot pin hardware, 1, to 108
N·m (80 ft. lbs.).
6. With a six-pound hammer and using a piece of 2
x 4 hardwood to protect the pin, hit the pivot pin
and retaining hardware to properly seat the ta-
pered pin and retorque to 108 N·m (80 ft. lbs.).
Repeat step 6 until the proper torque is main-
tained.
7. Reinstall lines, 2, and position at clamp, 3, to pre-
vent contact with other components, fenders,
etc. at 4.
8. Cycle the boom several times to remove the air
from the system and check the cylinder for leaks.
SECTION 35 - HYDRAULIC SYSTEM
285 N·m (210 ft. lbs.)
306 N·m (225 ft. lbs.)
35-71
6
5
19997745
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