Manitowoc Grove RT9130E-2 Service And Maintenance Manual

Grove Published 11-22-2016, Control # 345-12 2-71
RT9130E-2 SERVICE MANUAL HYDRAULIC SYSTEM
2
Assembly
NOTE: Lubricate seals and rings with clean hydraulic oil.
1. Install head retainer ring on rod.
2. Install two new threaded inserts into head.
3. Install the replacement wear rings, buffer seal, deep Z
rod seal, backup ring, and wiper ring Figure 2-41 in the
inside of the head. Make sure the buffer seal’s step is
closer to the deep Z rod seal. Make sure the deep Z rod
seal’s rim groove is closer to the buffer seal.
4. Install the replacement o-ring and the backup ring on the
outside of the head.
5. Install the replacement T-seal in the inside of the piston.
6. Lubricate the rod with clean hydraulic oil.
7. Slide the head, wiper ring end first, onto the rod.
8. Screw the piston onto the rod tightly. Secure the piston
with the set screw.
9. Install the replacement hydrolock seals Figure 2-42 on
the outside of the piston. Make sure the “vees” on the
two hydrolock seals point at each other.
10. Lubricate all parts freely with clean hydraulic oil.
11. Remove the cover from the barrel. Insert the rod and
attached parts into the barrel with a slight twisting
motion.
12. Install new gasket material to the cylinder head retainer
ring flange as follows.
Item Description
1Barrel
2Rod
3Piston
4 Setscrew
5 Piston Seal
6 T-Seal
7 Spacer
8 Cylinder Head
9O-ring
10 Backup Ring
11 Wear Ring
12 Buffer Seal Assembly
13 Rod Seal
14 Backup Ring
15 Wiper Ring
16 Retainer Ring
17 Insert
18 Socket Head Capscrew
19 Holding Valve
20 Capscrew
21 Flatwasher
22 Tube Assembly
23 Plug
24 Adapter
25 Plug
26 Plug
27 Grease Fitting
CAUTION
Possible Equipment Damage!
When installing new seals and rings, avoid stretching
seals or scratching the grooved or gland surfaces. Make
sure parts are clean before and during assembly. Make
sure seals and rings are installed in the proper order.
CAUTION
Possible Equipment Damage!
Exercise extreme care when handling the rod. Damage to
the rod surface may cause unnecessary maintenance
and expense. Also, take care to avoid damaging grooved
or gland surfaces or rings or seals during rod insertion.
Wiper Ring
Deep Z Seal
Buffer Seal
Back-Up Ring
FIGURE 2-41
Hydrolock Piston Seals
FIGURE 2-42

Manitowoc Grove RT9130E-2 Specifications

General

Brand	Manitowoc
Model	Grove RT9130E-2
Category	Construction Equipment
Language	English