operating and
maintenance instructions
Model JC III
page 7 of 12
PRODUCTS CORPORATION
33 ANDERSON ROAD, MIDDLETOWN, CONNECTICUT 06457-4926
UNITED STATES OF AMERICA
TEL. 203-347-7271 FAX. 203-347-6978
6234007::
3 Prior to use or daily, perform the following test.
3.1
Make sure the control trigger is working correct-
ly. Depress the trigger and the tool should acti-
vate. Release the trigger and the tool should
deactivate. If the tool malfunctions, remove it
from service and report the problem to your su-
pervisor immediately.
4 Making the cut.
4.1
Position the dehider in the area where the cutting
is to be done.
4.2
Squeeze the trigger fully to start the air motor and
make the cut.
4.3
When desired cut is finished, release the trigger.
(This will stop the blades from oscillating.)
4.4
Withdraw the JC III from the carcass.
MAINTENANCE INSTRUCTIONS
IMPORTANT: ALWAYS DISCONNECT THE COMPRESSED
AIR SUPPLY IN ACCORDANCE WITH OSHA’S LOCKOUT/
TAGOUT PROCEDURES (29 CFR 1910.147) WHEN INSTALL-
ING OR REMOVING THE BLADE. ALWAYS DISCONNECT
THE COMPRESSED AIR SUPPLY IN ACCORDANCE WITH
OSHA’S LOCKOUT/TAGOUT PROCEDURES (29 CFR
1910.147) BEFORE PERFORMING ANY MAINTENANCE OR
REPAIRS.
Refer to the parts diagrams on pages 4-5 for referenced
items.
Refer to the fixture diagrams above and the assembly/di-
sassembly diagrams within the text for referenced fixture
items.
1 Three times per shift.
1.1
Grease all three grease fittings using Jarvis
Grease Gun (part no. 8038001) and Jarvis Grease
(part no. 1062003 - Lubriplate FML-2).
1.1.1 Grease fittings (items 2 “A” and 2 “C”) with
two (2) pumps of grease.
1.1.2 Ensure that grease is getting into the eccentric
drive shaft (item 15), grease fitting (item 2
“B”) with four (4) pumps of grease.
2 One time per shift.
2.1
Flush the air motor by squirting about 10 drops
of Jarvis air mist oil directly into the air inlet and
running the motor for about five seconds.
3 One time per day.
Wear cut protective gloves when handling blades.
3.1
Make sure that the compressed air supply is at the
proper pressure and that the lubricator oil is up to
the full mark. (Use JARVIS Air Mist Lubricator
Oil; if using a conventional air mist lubricator: set
the feed rate at 5 drops per minute; if using a mi-
cro fog air mist lubricator*: set the feed rate at
100 drops per minute). *Almost all air mist lubri-
cators are micro fog air mist lubricators.
3.2
Remove cover screw (item 1).
3.3
Remove items (3-8) by pulling up on and turning
the blade set (item 8).
3.4
Push bushing (item 26) in towards housing (item
24) to remove spacer (item 9).
3.5
Remove bushing (item 26).
3.6
Clean the dehider housing cover (item 11). Do
not remove the cover, merely clean the accessible
part of the cover.
3.7
Clean the blades with soap and water.
3.8
Sharpen the blades if necessary.
3.9
Spray or dip the dehider blades in USDA ap-
proved oil.
3.10
Grease the eccentric drive shaft (item 15)
through grease fitting (item 2 “B”) until grease
appears through the dehider housing cover (item
11).
3.11
Grease the housing (item 24) through grease fit-
ting (item 2 “C”). Two (2) pumps of grease
should be sufficient.
3.12
Run the dehider without the blades for approxi-
mately one minute.
3.13
Insert bushing (item 26) into housing (item 24).
3.14
Place spacer (item 9) into dehider housing cover
(item 11).
