JLG 1500SJ Service Manual - Manual (Page 336)

SECTION 4 - BOOM & PLATFORM
4-90 – JLG Lift – 3121262
Tools Required
Several basic tools are required for the disassembly and
reassembly of the actuator. The tools and their intended
functions are outlined below:
1. PIPE VISE
2. HEXWRENCH
Removal and replacement of port plugs and set
screws.
3. ASSORTED SCREWS
4. SAFETY GLASSES
5. END CAP REMOVAL TOOLS
(provided with seal kit)
6. DRILL
7. FLASHLIGHT
Helps in locating and examining timing marks, com-
ponent failure and overall condition.
8. RUBBER MALLET
Removal and installation of shaft and piston sleeve
assembly.
9. PLASTIC MANDREL
10. PRY BAR
Removal of end cap and manual rotation of shaft.
11. FELT MARKER
Highlights timing marks and outlines troubled areas.
Permanent ink is recommended.
12. T-HANDLE SCREW EXTRACTOR
13. HEX WRENCH SET
Removal and replacement of port plugs and set
screws (106,110).
14. SEAL TOOLS
Removal and installation of seals and wear guides.
Directions on making a seal tool are provided at bot-
tom
15. PUNCH
16. DOWEL PINS
Removal and installation of end cap.
MAKING A SEAL TOOL
The seal tool is merely a customized standard flat head
screwdriver.
1. Heat the flat end with a torch until it glows.
2. Secure the heated end of the screwdriver in a vise
and bend the heated end to a slight radius.
3. Round off all sharp edges of the heated screwdriver
to a polished finish. The tool may be modified
slightly to your own personal preference.
TO AVOID INJURY BE CAREFUL WHEN HANDLING THE SCREW-
DRIVER WHEN HOT.