OUTRIGGER SYSTEM
SECTION VII
Figure 7-5. Outrigger Extension Cylinder (10053305)
(4.699-4.876 mm) diameter hole through piston (4) and
2. Drive out pin (1) with a suitable punch. Unscrew piston
piston rod assembly (7). and install a new roll pin (1). If the
(4) from piston rod assembly (7).
old piston rod assembly is used, align the hole in the piston
3. Slide rod bearing end (8) from piston rod assembly (7).
with the hole in the piston rod assembly, and install a new
roll pin (1).
4. Remove rod scraper (17). retainer ring (11). spacer (18).
and rod seal (10).
4. Slide the piston rod assembly into cylinder body (6).
and screw rod bearing end (8) into the cylinder body.
INSPECTION. lnspect the disassembled extension cylinder
and perform the following maintenance as required:
5. Install locking bracket (13) on the rod bearing end with
screw (14). Install setscrew (12).
1. Examine wear rings (3). piston (4). and piston rod
assembly (7) for evidence of excessive wear or scoring.
Replace if necessary.
CYLINDER (38U89 & 38U91)
2. Inspect all other parts for wear, cracks, or distortion.
DISASSEMBLY. To disassemble the extension cylinder,
Replace all parts which are questionable.
proceed as follows:
1. Remove setscrew (17. Figure 7-6) from cartridge nut
NOTE
(5).
A repair kit is available. See the Replacement Part
2. Remove cartridge nut (5). by turning it counter-
Manual.
clockwise.
REASSEMBLY. To reassemble the cylinder, proceed as
3. Remove fitting (16) to permit the removal of the rod
follows:
assembly.
1. Install rod seal (10), spacer (18), retainer ring (11). and
4. Using a suitable lifting device, slide the rod and piston
rod scraper (17) in rod bearing end (8).
assembly from the cylinder body.
2. Lubricate the internal diameter of rod bearing end (8).
5. Remove elastic stop nut (15) from the rod end, by
Carefully work the rod bearing end onto piston rod assem-
turning it counterclockwise.
bly (7).
6. Slide piston assemblies (6) and (3) from the rod.
3. Screw piston (4) on piston rod assembly (7). If a new
piston rod assembly is installed, drill a 0.185 to 0.192 inch
7. Slide stuffing box (4) from the rod.
7-6
