JLG 680S, Service And Maintenance Manual

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SECTION 4 - BOOM & PLATFORM
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Disassembly
TO AVOID INJURY OR DAMAGE TO PRODUCT, SECURE PRODUCT TO SLOTTED
TABLE OR VISE.
USE EYE PROTECTION WHILE SPRAYING FLUIDS CONTENT UNDER PRESSURE.
USE CAUTION WHEN REMOVING PORT PLUGS AND FITTINGS.
MAKE SURE WORK AREA IS CLEAN.
1. Remove port plugs (106.1 & 106.2) and drain oil. Inspect
oil for signs of contamination, i.e. water, metal shavings.
2. Remove the capscrews (113) over end cap lock pins
(109).
3. Using a 1/8 in. (3.18 mm) drill bit, drill a hole in the cen-
ter of each lock pin to a depth of approximately 3/16 in.
(4.76 mm).
4. Remove the lock pins using an ”Easy Out” (a size #2 is
shown). If the pin will not come out with the ”Easy Out”,
use 5/1
6 in. drill bit to a depth of 1/2 in. (12.7 mm) to
drill out the entire pin. Do not drill deeper than 1/2 in.
(12.7 mm).
5. Install the end cap (4) removal tools provided with the
Helac seal kit.
6. Using a metal bar, or similar tool, unscrew the end cap
(4) by turning it counterclockwise.