ARO 66610*-*-C series Benutzerhandbuch - Seite 6
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n Indicates parts included in 637118 C Air Section Service Kit.
SERVICE KIT NOTE: Service Kit 637118 C is a general repair kit for all 1" and larger ARO diaphragm pump air motors.
It contains extra O" Rings and extra parts that may not be needed to service this model.
ITEM DESCRIPTION
(Size in Inches)
101 Motor Body
(66610X, 12X)
Motor Body
(66611X, 13X)
n102 O" Ring
(1/16" x 1" o.d.)
V103 Sleeve
n104 Retaining Ring, TruArc
(.925" i.d.)
105 Screw/Wshr
(1/4" 20 x 5/8") ( XX0, 1, 2, 9)
Cap Screw
(1/4" 20 x 5/8") ( XXA, B, C, D)
106 Lockwasher
(1/4") (6661XA, 1XB, 1XC, 1XD)
107 Leg
(6661X0, 1X1, 1X2, 1X9)
Leg
(6661XA, 1XB, 1XC, 1XD)
n108 Gasket
(with notch)
V109 Piston
n110 U" Cup
(3/16" x 1 3/8" o.d.)
V111 Spool
(66610X, 12X)
Spool
(66611X, 13X)
V112 Washer
(1.557" o.d.)
n113 O" Ring
(small) (1/8" x 1 1/4" o.d.)
n114 O" Ring
(large) (3/32" x 1 9/16" o.d.)
AIR MOTOR SECTION SERVICE
Service is divided into two parts - 1. Pilot Valve, 2. Major Valve.
GENERALREASSEMBLY NOTES:
S
Air Motor Section Service is continued from Fluid Section repair.
S
Inspect and replace old parts with new parts as necessary. Look for
deep scratches on metallic surfaces, and nicks or cuts in O" rings.
S
Take precautions to prevent cutting O" rings upon installation.
S
Lubricate O" rings with Key Lube grease.
S
Do not over tighten fasteners, refer to torque specification block on
view.
S
Re torque fasteners following restart.
PILOT VALVE DISASSEMBLY
1. Remove (104) retaining ring.
2. Remove (123) screws and (122) O" rings.
3. Remove (118) piston rod, (121) sleeve bushing, (119) O" rings and
(120) spacers from the (101) motor body.
4. Remove (103) sleeve and (102) O" rings.
PILOT VALVE REASSEMBLY
1. Replace two (102) O" rings if worn or damaged and reinstall (103)
sleeve.
2. Install one of the (121) sleeve bushings, (119) O" rings, (120)
spacers and the remaining (121) bushing.
3. Carefully push (118) pilot rod into bushings etc. and retain on each
end with the two (122) O" rings, retain with (123) screws.
4. Replace (104) retaining rings.
V Smart Parts" Keep these items on hand in addition to the Service Kits for fast repair and reduction of down time.
PAGE 6 OF 8
PARTS LIST / 66610X-X-C AIR MOTOR SECTION
QTY
PART NO.
[MTL]
(1)
94743
[A]
(1)
94741
[CI]
(2)
Y325 20
[B]
(1)
94527
[D]
(2)
Y145 25
[C]
(8)
93860
[C]
(8)
Y6 42 T
[SS]
(7)
Y14 416 T
[SS]
(2)
92003
[C]
(2)
92003 1
[SS]
(1)
92878
[B/Ny]
(1)
92011
[D]
(1)
Y186 51
[B]
(1)
92005
[A]
(1)
93047
[C]
(5)
92877
[Z]
(5)
Y325 214
[B]
(6)
Y325 126
[B]
ITEM DESCRIPTION
(Size In Inches)
V115 Spacer
V116 Spacer
n117 Gasket
118 Pilot Rod
n119 O" Ring
(1/8" x 3/4" o.d.)
120 Spacer
121 Sleeve Bushing
n122 O" Ring
(3/32" x 9/16" o.d.)
n123 Screw
(#8 32 x 3/8")
124 Stud
(5/16" 18 x 1 3/4") (6661X0, 1X1, 1X2, 1X9)
Stud
(5/16" 18 x 1 3/4") (6661XA, 1XB, 1XC, 1XD)
128 Pipe Plug
(1/8 27 N.P.T. x 1/4")
195 Button Head Screw
(1/4" 20 x 1/4")
201 Muffler
n Key Lube O" Ring Lubricant
10 Pak of Key Lube
n
Service Kits include: Y212 101 (2) Screws (#10 32 x 1/4") used on units mf'd be
tween 8/90 and 4/92 to retain the pilot bushing.
Parts Y145 26 (1.156" i.d.) (Qty 2) Retaining Rings and Y325 24 O" Rings
n
(Qty 2) are included in the Service Kit for the repair of larger pumps.
MATERIAL CODE
[A] = Aluminum
[CI] = Cast Iron
[B] = Nitrile
[D] = Acetal
[Bz] = Bronze
[N] = Neoprene
[C] = Carbon Steel
[Ny] = Nylon
MAJOR VALVE DISASSEMBLY
1. Remove (107) plate (or leg depending on model), (108 and 117)
gaskets.
2. On the side opposite the air inlet, push on the inner diameter (111)
spool. This will force the (109) piston out. Continue pushing the
(111) spool and remove. Check for scratches and gouges.
3. Reach into the air section (exhaust side) and remove (116) spacer,
(115) spacers, (113) O" rings, (114) O" rings, (112) washers, etc.
Check for damaged O" rings.
MAJOR VALVE REASSEMBLY
1. Replace (112) washer, (114) O" ring and (113) O" ring onto (115)
spacer and insert etc.
NOTE: Be careful to orient spacer legs away from blocking in
ternal ports.
2. Lubricate and carefully insert (111) spool.
3. Install (117) gasket and (107).
4. Lubricate and install (110) packing cup and insert (109) piston into
(air inlet side) cavity, the (110) packing cup lips should point out
ward.
5. Install (108) gasket and replace (107).
QTY
PART NO.
[MTL]
(4)
92876
[Z]
(1)
92006
[Z]
(1)
92004
[B/Ny]
(1)
93309 1
[C]
(4)
93075
[U]
(3)
115959
[Z]
(2)
98723 1
[Bz]
(2)
94820
[U]
(4)
Y154 41
[C]
(16) 92866
[C]
(16) 92866 1
[SS]
(1)
Y227 2 L
[C]
(3)
94987
[SS]
(1)
93110
[C]
(1)
93706 1
637175
[P] = Polypropylene
[U] = Polyurethane
[SS] = Stainless Steel
[Z] = Zinc
66610X X C