Jarvis JC III User manual

JC III
Complete Blade Set Blade Diameter Operating Pressure
4034019 3023004 100 mm 90 PSI
4034020 3023011 110 mm 90 PSI
4034021 3023004 100 mm 45 PSI
4034022 3023011 110 mm 45 PSI
TABLE OF CONTENTS Page. . . . . . . . . . . . . . . . .
Air Hose (with connectors) 1059002. . . . .
Suspension Bracket 1042028. . . . . . . . . .
Air Filter/Lubricator
Regulator 3022003.
. . . . . . . . . . . . . . . . . .
•Notice to Employer and Safety
Director 2. . . . . . . . . . . . . . . . . . . . . . . . .
•Notice to Operators, Maintenance
and Cleanup Personnel 3. . . . . . . . . . . .
•Parts Diagram & List 4. . . . . . . . . . . . . .
•Specifications 6 . . . . . . . . . . . . . . . . . . . .
•Installation Instructions 6. . . . . . . . . . . .
•Operation Instructions 6. . . . . . . . . . . . .
•Maintenance Instructions 7. . . . . . . . . .
PRODUCTS CORPORATION
33 ANDERSON ROAD, MIDDLET OWN, CONNECTICUT 06457-4926
UNITED ST A TES OF AMERICA
TEL. [phone] F AX. 203-347-6978
6234007::
Model JC III
Air Powered Dehider
EQUIPMENT SELECTION


notice to employer
and safety director
Model JC III page 2 of 12
PRODUCTS CORPORATION
33 ANDERSON ROAD, MIDDLET OWN, CONNECTICUT 06457-4926
UNITED ST A TES OF AMERICA
TEL. [phone] F AX. 203-347-6978
6234007::

NOTICE T O EMPLOYER AND SAFETY DIRECT OR
AVOID INJUR Y
1. Remove and repair any tool which malfunctions. All personnel must be instructed to remove any
malfunctioning equipment.
2. Ensure
that all employees who use this tool are trained in the proper use of this tool and are aware of
the dangers that may arise if they do not follow these procedures.
3. Enclosed are four (4) copies of “NOTICE TO OPERATORS, MAINTENANCE AND CLEANUP
PERSONNEL.”
Post one copy on the employees’ bulletin board; give one copy to the operator(s); give
one copy to the maintenance foreman; and, give one copy to the sub-contract cleanup / internal cleanup
foreman. Additional copies will be provided upon request.
4. The
tool is designed and intended to be powerful. This fact should be obvious to your employees, but
you must emphasize it to them.
5. Never make modifications or alterations to the tool. Replace any lost or illegible labels.
6. Ensure
that proper procedures are established (in accordance with OSHA ’ s lockout/tagout procedures
1910.147) to prevent accidental startup.
7. HAND /WRIST /ARM injury could result from any repetitive work, motion or exposure to vibration.
See OSHA’s ”Ergonomics Program Management Guidelines for Meatpacking Plants.”
8. Follow our installation and maintenance instructions for proper installation and care the tool.
9. Avoid injury. Do not permit the tool to be misused.
10. If
you resell or distribute a Jarvis product, you must provide the purchaser with the appropriate safety
sheets and tool brochure. Additional copies of safety sheets and tool br ochur es will be pr ovided upon
request.

notice to operators, maintenance
and cleanup personnel
Model JC III
page 3 of 12
PRODUCTS CORPORATION
33 ANDERSON ROAD, MIDDLET OWN, CONNECTICUT 06457-4926
UNITED ST A TES OF AMERICA
TEL. [phone] F AX. 203-347-6978
6234007::

NOTICE T O OPERA T ORS, MAINTENANCE AND CLEANUP PERSONNEL
REMOVE ANY MALFUNCTIONING T OOL FROM SER VICE
REPORT ANY PROBLEMS TO YOUR SUPERVISOR
1. Disconnect the air hose in accordance with OSHA’s lockout/tagout procedures (29 CFR 1910.147)
before making any blade changes.
2. Disconnect the air hose in accordance with OSHA’s lockout/tagout procedures (29 CFR 1910.147)
before performing any repairs or maintenance.
3. Disconnect the air hose - or have the air hose disconnected - in accordance with OSHA ’ s lockout/tagout
procedures (29 CFR 1910.147) before performing any cleanup.
4. Disconnect the air hose when the tool is not in use.
5. Never put fingers, hands or other parts of the body on the cutting edge or within the cutting path of the
tool when it is connected to an air supply.
6. Always wear a cut–resistant glove on the hand that is not operating the tool.
7. Test the tool prior to use daily. Depress the trigger switch and the tool should activate. Release the
trigger switch and the tool should deactivate. If the tool malfunctions, remove it from service and report
or repair it immediately.
8. Never depress the lever switch unless you want to use or test the tool.
9. Never make modifications or alterations to the tool. Report or replace any lost or illegible labels.

parts diagram & list
Model JC III page 4 of 12
PRODUCTS CORPORATION
33 ANDERSON ROAD, MIDDLET OWN, CONNECTICUT 06457-4926
UNITED ST A TES OF AMERICA
TEL. [phone] F AX. 203-347-6978
6234007::

Note: Always face the bearing seal
as the diagram illustrates (seal
faces the cover).
1 1054096 Cover Screw 1
(Includes Item 2)
2 1038022 Grease Fitting 3
3 1004011 Spring Lock W asher 1
4 1002274 Blade Cover 1
(Includes Item 5)
5 1010283 Rest Pin 1
6 1014105 W ave Spring 1
7 1036006 Blade Bushing 2
8 Blade Set (Includes Item 7) 1
3023004
100 mm Diameter
3023011 1 10 mm Diameter
ITEM PART NO. PART NAME QTY
ITEM PART NO. PART NAME QTY
9 1029011 Spacer (Includes Item 10) 1
10 1010167 Roll Pin 1
1
1 1002275 Dehider Housing Cover 1
12 1055617 Socket Head Cap Screw 2
13 1021305 Ball Bearing 1
14 1026162 Crown Gear 1
15 1020238 Eccentric Drive Shaft 1
(Includes Item 2)
16 1010279 Lever Pin 2
17 1029313 Bearing Spacer 1
18 3028039 Lower Link Assembly
(Includes Item 16) 1
19 3028038 Upper Link Assembly
(Includes Item 16) 1
20 1004269 Thrust Washer 1
21 1036201 Bearing Bushing 1
22 1021311 Ball Bearing 1
23 1021304 Bearing Insert 1
24 3016182 Dehider Housing Assy. 1
(Includes Items 2, 23,
27 and 28)
25 1035309 O-ring Seal 1
26 1036155 Alignment Bushing 1
(Includes Item 25)
27 1017084 W arning Label 1
28 1055616 Cheese Head Screw 4
29 1021354 Needle Bearing 1
1017118
Max PSI Label (45 PSI 1
tool only , not shown)
3020038 Drive Assy ( includes items
13–15, 17–22, and 29)
A
B
C

parts diagram & list Model JC III
page 5 of 12
PRODUCTS CORPORATION
33 ANDERSON ROAD, MIDDLET OWN, CONNECTICUT 06457-4926
UNITED ST A TES OF AMERICA
TEL. [phone] F AX. 203-347-6978
6234007::

Note: Always face the bearing shields as
the diagram illustrates (shields
face the rotor).
Bearings must be packed with
grease prior to installation.
30 1026141 Pinion Gear 1
31 1021306 Ball Bearing 1
32 1029267 Rotor Spacer 1
33 1032245 Air Motor Front Plate 1
34 1064025 Air Motor Rotor 1
35 1040011 Air Motor V ane 5
36 1009095 Air Motor Sleeve 1
37 1032246 Air Motor Rear Plate 1
(Includes Item 42)
38 1014095 Disk Spring 2
39 1021307 Ball Bearing 1
40 3061124 Manifold Assembly 1
(Includes Item 41)
41 1035173 O-ring Seal 1
42 1010111 Roll Pin 1
43 3008124 Air Motor Assembly 1
(Includes Items 30-42)
44 1032247 Air Motor Exhaust Plate 1
45 1013122 Internal Retaining Ring 1
46 1014104 Compression Spring 1
47 1011222 Air Gland (For 45 PSI T ool) 1
1011253
Air Gland (For 90 PSI T ool) 1
48 1035218 O-ring Seal 1
49 1054097 Air V alve Plug 1
(Includes Item 50)
50 1035064 O-ring Seal 1
51 1014069 Compression Spring 1
52 1039048 Plunger (Includes Item 53) 1
53 1035012 O-ring Seal 1
54 Valve Sub-assembly 1
(Includes Items 46 and 47)
3022041 For 45 PSI T ool 1
3022052
For 90 PSI T ool 1
55 1017095 Jarvis Label 1
56 1051013 Quick Connect Plug 1
57 1061404 Muffler 1
58 1055394 Socket Head Cap Screw 2
59 1010286 Dowel Pin 1
60 1018114 T rigger Lever 1
61 1519303 Drive Screw 8
62 1017203 JC III Label 1
Valve Assembly
(Includes Items 49, 51, 52,
54, 59 and 60)
3022042 For 45 PSI T ool 1
3022051
For 90 PSI T ool 1
ITEM PART NO. PART NAME QTY ITEM PART NO. PART NAME QTY

specifications, installation
and operation instructions
Model JC III page 6 of 12
PRODUCTS CORPORATION
33 ANDERSON ROAD, MIDDLET OWN, CONNECTICUT 06457-4926
UNITED ST A TES OF AMERICA
TEL. [phone] F AX. 203-347-6978
6234007::

SPECIFICATIONS
Model JC III
Motor Power 0.55HP 410W
Operating Pressure 45 PSI 3.1 bar
90 PSI 6.2 bar
Air Consumption 12 CFM 0.34 m3/min
Blade Speed (in oscillations) 6500–7000/min
Control Handle Single Pneumatic Trigger
Blade Diameters 3.9 in 100 mm
4.3 in 110 mm
Overall Length 13 in 330 mm
Weight 2.9 lbs 1.3 kg
INSTALLATION INSTRUCTIONS
1 Make the necessary air connection.
1.1 The
required compressed air supply is 45-50 PSI,
12-14 CFM (3.1-3.4 bar , .34-.37 m
3/min)
or 90 PSI,
10 CFM (6.2 bar, 0.37 m3/min). See page 1 for
proper operating pressure.
1.2 An air filter/regulator/lubricator (JARVIS part
number
3022003) must be installed in the air sup -
ply line. Keep the lubricator filled at all times.
1.2.1 Use JARVIS (USDA Approved) Air Mist
Lubricator Oil.
1 Pint (0.47 l) 1062010.
. . . . . . . . . . . . .
1 Gallon (3.8 l) 1062011. . . . . . . . . . . . .
5 Gallons (18.9 l) 1062012. . . . . . . . . . .
OPERATION INSTRUCTIONS
IMPORTANT: ALWAYS DISCONNECT THE COMPRESSED
AIR SUPPLY IN ACCORDANCE WITH OSHA’S LOCKOUT/
TAGOUT
PROCEDURES (29 CFR 1910.147) WHEN INST ALL-
ING OR REMOVING THE BLADE.
Refer to the parts diagrams on pages 4-5 for r eferenced
items.
1Each
day , befor e you begin operation, perform the
following.
1.1 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 ar
e micr o fog air mist lubricators.
2Three times per shift, perform the following.
2.1 Grease all three grease fittings using Jarvis
Grease
Gun (part no. 8038001) and Jarvis Grease
(part no. 1062003 - Lubriplate FML-2).
2.1.1 Grease fittings (items 2 “A” and 2 “C”) with
two (2) pumps of grease.
2.1.2 Ensure
that grease is getting into the eccentric
shaft (item 15), grease fitting (item 2 “B”) with
four (4) pumps of grease.
2.1.3 Jarvis 14 oz. cartridge-type Grease Gun (part
no. 8038002) and Grease Cartridge (part no.
1062031) are also available.
Note on grease gun tips:
The illustrations above represent the type of grease gun tips
that Jarvis recommends.
1038019
is a metal 52 ° nose (
3/32
” radius) grease tip (to be
used with or without 1038021). Included with 8038001.
1038021 is a plastic nose to fit on 1038019. Included with
8038001.
3004003
is a metal round nose (
7/64
” radius) grease tip. In -
cluded
with 8038002.
1038019
1038021
3004003

operating and
maintenance instructions Model JC III
page 7 of 12
PRODUCTS CORPORATION
33 ANDERSON ROAD, MIDDLET OWN, CONNECTICUT 06457-4926
UNITED ST A TES OF AMERICA
TEL. [phone] F AX. 203-347-6978
6234007::

3Prior 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 INST ALL-
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 r eferenced
items.
Refer
to the fixtur e diagrams above and the assembly/di -
sassembly
diagrams within the text for r efer enced fixtur e
items.
1Three 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.
2One 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.
3One time per day.
W
ear cut pr otective 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 ar
e micr o 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
r emove the cover , mer ely 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).

maintenance instructions
Model JC III page 8 of 12
PRODUCTS CORPORATION
33 ANDERSON ROAD, MIDDLET OWN, CONNECTICUT 06457-4926
UNITED ST A TES OF AMERICA
TEL. [phone] F AX. 203-347-6978
6234007::

8039037
Arbor
Press
Hex wrenches 8030001 and 8030006 are
provided. The following tools are needed
for effective assembly and disassembly of
the JC III:
8039084
Assembly Fixture
Fixture “3”
8033006
Drive Pin
Fixture “2”
8033007
Drive Pin
Fixture “1”
8039042
Key
Fixture “5”
8039040
Locking Sleeve
Fixture “6”
8039041
Locking Collar
Fixture “4”
Fixtures 4, 5 and 6 above
assembled complete p/n 8039043
8039055
Rotor Bearing
Assembly Fixture
Fixture “7”
Fixtures 1-8 below
Kit Complete p/n 8039085
8039087
Eccentric–Gear
Assembly Fixture
Fixture “8”
3.15 Place blade set (item 8) over spacer (item 9).
3.16 Place
wave spring (item 6) into blade cover (item
4).
3.17 Place the cover and spring over the bushing.
3.18 Place lock washer (item 3) into blade cover.
3.19 Screw in cover screw (item 1) and tighten.
4Gear and shaft disassembly.
4.1 Remove cover screw (item 1).
4.2 Remove items 2-8 by pulling up on and turning
the blade set (item 8).
4.3 Push
bushing (item 26) in towards housing (item
24) to remove spacer (item 9).
4.4 Remove bushing (item 26).

maintenance instructions Model JC III
page 9 of 12
PRODUCTS CORPORATION
33 ANDERSON ROAD, MIDDLET OWN, CONNECTICUT 06457-4926
UNITED ST A TES OF AMERICA
TEL. [phone] F AX. 203-347-6978
6234007::

4.5 Remove screws (item 12).
4.6 Tap
front of housing (item 24) with a rubber mal -
let to remove dehider housing cover (item 11).
4.7 Remove gear and shaft assembly (items 13-22,
29).
4.8 Place fixture “3” on the arbor press.
4.9 Slide gear and shaft assembly into cavity in fix-
ture “3”.
4.9.1 The gear (item 14) should be in the cavity.
4.9.2 The spacer (item 17) should be resting on the
top
of fixture “3”. (T urn the gear and shaft as -
sembly until the spacer has as much surface
area as possible on the top of fixture “3”).
Fixture “2”
Fixture “3”
maximum
surface
area
4.10 Position the small diameter end of fixture “2” on
the center of eccentric shaft (item 15) and press.
4.11 Items 17-22 and 29 should all slide apart now.
4.12 Place remaining gear and shaft assembly (items
13-15) into cavity in fixture “3”.
4.12.1 The
gear (item 14) should be resting on the top
of fixture “3”.
4.12.2 The eccentric shaft (item
15) should be in the
cavity of fixture “3”.
Fixture “1”
Fixture “3”
gear
4.13 Position the small diameter end of fixture “1” on
the center of eccentric shaft (item 15) and press.
4.14 Items 13-15 should all slide apart now.
4.15 Place bearing and bushing (items 21 and 22) in
the counter-bore of fixture “3”.
Fixture “2”
Fixture “3”
bearing
4.16 Place the small diameter end of fixture “2”
through bushing (item 21) and press.
4.17 All
of the gear and shaft assembly should be apart
now.
4.18 Inspect for worn parts and replace if necessary.
5Gear and shaft assembly.
5.1 Place fixture “8” on the arbor.
5.2 Place gear (item 14) onto the base of fixture “8
being
careful to nest the wide part of the gear in
the cut–out ( gear teeth facing up).
5.3 Slide the top plate onto the two posts on the fix -
ture base.

maintenance instructions
Model JC III page 10 of 12
PRODUCTS CORPORATION
33 ANDERSON ROAD, MIDDLET OWN, CONNECTICUT 06457-4926
UNITED ST A TES OF AMERICA
TEL. [phone] F AX. 203-347-6978
6234007::

Fixture “8”
base
top plate
5.4 Insert the small end of the eccentric shaft into the
bottom side of the top plate.
5.4.1 Rotate
the eccentric shaft as you lower the top
plate until the upper journal on the eccentric
shaft
enters the hole on the bottom side of the
top plate.
5.5 Use
the arbor press to push the eccentric journal
into the gear.
5.6 Place gear (item 14) onto fixture ”3” with teeth
facing down.
5.7 Place
bearing (item 13) on the lar ge journal of the
eccentric shaft.
5.7.1 The seal on the bearing should face up.
Fixture “1”
Fixture “3”
gear
bearing
seal
5.8 Lightly tap the bearing with the arbor press to ori -
ent it correctly.
5.9 Position the hollow end of fixture “1” over the
small end of the eccentric shaft and press the
bearing fully onto the eccentric shaft.
5.10 Place bearing (item 22) onto fixture “3”.
5.11 Slide bushing (item 21) into the center of the
bearing
and, if necessary , press using fixture “1”.
Fixture “1”
Fixture “3”
bearing
bushing
5.12 Slide spacer (item 17) over the eccentric shaft.
5.12.1 The bore on the spacer should face up.
5.13 Slide bearing (item 29) over the eccentric shaft
and into the bore of the spacer.
5.14 Slide upper link assembly (item 19) over the
bearing.
5.15 Slide the lower link assembly (item18) over the
bearing.
5.15.1 The
pin on the lower link assembly should face
down.
eccentric shaft
spacer
bearing
upper link
lower link
thrust washer
5.16 Slide thrust washer (item 20) over the eccentric
shaft.

maintenance instructions Model JC III
page 11 of 12
PRODUCTS CORPORATION
33 ANDERSON ROAD, MIDDLET OWN, CONNECTICUT 06457-4926
UNITED ST A TES OF AMERICA
TEL. [phone] F AX. 203-347-6978
6234007::

5.17 Place the eccentric shaft and link assembly
(items 14-20) onto fixture “3”.
5.18 Place
bearing (item 22) over the eccentric shaft.
5.19 Lightly tap the bearing with the arbor press to ori -
ent it correctly , then press the bearing onto the ec -
centric shaft as far as possible.
5.20 Position the hollow end of fixture “1” over the
shaft
of the eccentric shaft and press the bearing
onto the eccentric shaft fully.
5.21 The
gear and shaft assembly should be complete
now.
open side of
bearing
Fixture “1”
Fixture “3”
eccentric
shaft & links
bearing &
bushing
6 JC III Assembly .
6.1 Place the gear and shaft assembly into housing
(item 24).
6.1.1 Links (items 18 and 19) should be in their
proper slots in housing (item 24).
6.2 Place bushing (item 26) through housing (item
24).
6.3 Place
dehider housing cover (item 1 1) over bush -
ing (item 26) and into housing (item 24).
6.4 Install screws (item 12).
6.5 Place
spacer (item 9) into dehider housing cover
(item 11).
6.6 Place blade set (item 8) over spacer (item 9).
6.7 Place
wave spring (item 6) into blade cover (item
4).
6.8 Place the cover and spring over the bushing.
6.9 Place lock washer (item 3) into blade cover.
6.10 Screw in cover screw (item 1) and tighten.
7Air motor disassembly.
7.1 Remove two screws (item 58).
7.2 Pull apart valve sub-assembly (item 54) from
housing assembly (item 24).
7.2.1 Items 46-48 should come off along with the
valve
sub-assembly .
7.3 Remove retaining ring (item 45) from housing
assembly (item 24).
7.4 Remove exhaust plate (item 44).
7.5 Tap
on the end of the housing assembly (item 24)
with a rubber mallet to dislodge the air motor
(item 43).
7.6 Remove the air motor.
7.7 Place
fixture “6” into vise. Do not over tighten.
7.8 Place fixture “4” onto fixture “6”.
7.9 Slide air motor assembly (item 43) into fixture
“6”, manifold end down.

maintenance instructions
Model JC III page 12 of 12
PRODUCTS CORPORATION
33 ANDERSON ROAD, MIDDLET OWN, CONNECTICUT 06457-4926
UNITED ST A TES OF AMERICA
TEL. [phone] F AX. 203-347-6978
6234007::

7.10 Tighten the screw located in fixture “4” so as to
lock the manifold (item 40) in place.
7.11 Pull on sleeve (item 36) section of air motor as-
sembly
(item 43) to remove manifold (item 40).
Do not scor e the air motor assembly .
air motor
assembly
screw
manifold Fixture “6”
Fixture “4”
sleeve
7.12 Place fixture “7” on the arbor press.
7.13 Place air motor assembly (item 43) - less the
manifold - onto fixture “7”.
7.13.1 The
lip on the sleeve (item 36) should hold the
assembly in the fixture.
lip on sleeve
Fixture “2”
Fixture “7”
7.14 Position the small diameter end of fixture “2” on
the center of rotor shaft (item 34) and press.
7.15 Ball bearing (item 39) should now be separated
from rotor (item 34).
7.16 Remove disk springs (item 38).
7.17 Remove rear plate (item 37).
7.18 Remove sleeve (item 36).
7.19 Remove vanes (item 35).
7.20 Place
fixture “6” into vise. Do not over tighten.
pinion
gear
Fixture “5”
rotor
Fixture “6”
7.20.1 Place rotor (item 34) and pinion assembly
(item 30) into fixture “6,” rotor end down.
7.20.2 Slip
fixture “5” into the vane slot in rotor (item
34).
7.20.3 Place
wrench on pinion gear (item 30) and un -
screw it from rotor (item 34).
7.21 Remove spacer (item 32)
7.22 Remove front plate (item 33).
7.23 Remove ball bearing (item 31) from the pinion
gear.
7.24 Check for worn parts and replace if necessary.
8Air motor assembly.
8.1 Reverse procedures and steps outlined in steps
4.1-4.23. See notes below.
8.1.1 Pack bearings (item 31 and 39) with Jarvis
Grease
(part no. 1062003 - Lubriplate FML-2)
prior to installation.
8.1.2 Be sure to install bearings (items 31 and 39)
correctly: the seals must face the rotor (item
34).
8.1.3 With
pinion gear (item 30) facing down, press
bearing (item 39) onto rotor shaft (item 34) un -
til it is flush with the end of the shaft.