OPERATOR'S MANUAL
INCLUDING: SERVICE KITS, DISASSEMBLY / REASSEMBLY, PARTS, TROUBLESHOOTING
66913, 66914, 66915 and 66917 AIR MOTOR
AIR MOTOR DISASSEMBLY
NOTE: All threads are right hand. Carefully remove the parts, inspect for
damage, nicks or excessive wear and determine if any parts will need
replacement.
1. Using a 7/8" wrench, unthread and remove (11) adapter and (12 and
32) O" rings, releasing (13) muffler housing.
2. Models 66913 and 66914: Using a 7/16" wrench, remove (27) nuts.
Models 66915 and 66917: Using a 7/16" wrench, unthread (1) bolts.
3. Remove four (1) bolts, (2) upper cap and (3) track gasket.
4. Remove (10) cylinder, containing (4) sleeves and (7) spools.
5. Using (1) bolt, push (7) spools and (4) sleeves out sleeve" end of
(10) cylinder.
6. Remove (16) retaining ring, (17) washer and (19) piston.
7. Remove (22) dowel pin, releasing (20) piston adapter.
8. Remove (3) track gasket and (26) base assembly or (28) lower cap.
AIR MOTOR REASSEMBLY
NOTE: Thoroughly clean and lubricate all seals. Replace all soft
parts with new ones included in the repair kit. Note: Refer to the il
lustration (figure 2, page 5) for U" cup lip seal direction.
1. Models 66913 and 66914: Assemble (23) O" ring to (26) base as
sembly.
Models 66915 and 66917: Assemble (23 and 29) O" rings to (30)
bushing and assemble to (31) plate. Assemble to (28) lower cap.
2. Assemble (25) piston rod up thru (26) base assembly or (30) bush
ing.
3. Assemble (3) track gasket to (26) base assembly or (28) lower cap.
4. Assemble (21) O" ring to (20) piston adapter and assemble (20) pis
ton adapter to (25) piston rod, securing with (22) dowel pin.
5. Replace (18) U" cups on (19) piston and assemble (19) piston onto
(20) piston adapter, securing with (17) washer and (16) retaining
ring.
6. Replace (5) O" rings on (4) sleeves and assemble (4) sleeves into
(10) cylinder. NOTE: Assemble each sleeve into the end of the cylin
der nearest the exhaust hole.
7. Replace (6 and 9) O" rings and (8) U" cups on (7) spools and as
semble (7) spools into (10) cylinder from the opposite end as the (4)
sleeve went in.
8. Assemble (10) cylinder to (26) base assembly or (28) lower cap, be
ing careful when sliding over the lips of (18) U" cups. NOTE: Be sure
(3) track gasket is seated properly.
9. Replace (3) track gasket on (2) upper cap and assemble (2) upper
cap to (10) cylinder.
INGERSOLL-RAND COMPANY
P.O. BOX 151
ONE ARO CENTER
D
&
D
(800) 276-4658
FAX (800) 266-7016
ALSO COVERS 637316 SERVICE KITS
PATENTED
BRYAN, OHIO 43506 0151
D
E
2004
CCN 99692923
Released / Liberado / Decharge: 10-22-97
Revised / Revisado / Revise:
(Rev. D)
66915
66913 & 66914
Figure 1
10. Models 66913 and 66914: Assemble (1) bolts to air motor, securing
with (27) nuts. NOTE: Torque to 80 90 in. lbs (9.0 10.2 Nm).
Models 66915 and 66917: Assemble (1) bolts to air motor and tight
en to 80 90 in. lbs (9.0 10.2 Nm).
11. Replace (12 and 32) O" rings on (11) adapter.
12. Assemble (14) foam liners and (15) edge trims to (13) muffler hous
ing.
13. Assemble (13) muffler housing to (10) cylinder, securing with (11)
adapter. NOTE: Torque (11) adapter to 70 80 in. lbs (7.9 9.0 Nm).
TROUBLE SHOOTING
If the pump will not cycle or will not deliver material.
•
Be certain to check for non pump problems including kinked, restric
tive or plugged inlet / outlet hose or dispensing device. Depressurize
the pump system and clean out any obstructions in the inlet / outlet
material lines.
•
Check all seals, including track gaskets.
•
Check the direction of U" cup lips.
6691X
8-27-04
66917