background image

81883X

Page  8 of 12

PARTS LIST / 81883X AIR MOTOR SECTION

(

n

) Indicates parts included in 862004 Air Section Repair Kit.

Item Description 

(size in inches)

Qty Part No.

[Mtl]

Item Description 

(size in inches)

Qty Part No.

[Mtl]

101 Motor Body

(1) 873297

[P]

n

102 O" Ring 

(3/32" x 1" o.d.)

(2)

[B]

103 Sleeve

(1) 873023

[Bz]

104 Snap Ring 

(13/16")

(2)

[C]

111 Spool

(1) 873298

[D]

118 Pilot Rod

 (818831, 818834, 818835, 818838)

(1) 873011

[C]

(818830, 818832, 818833, 818836, 818837)

(1) 873000

[C]

n

119 O" Ring

 

(1/8" x 3/4" o.d.)

(4)

[B]

120 Spacer

(3) 873280

[Z]

n

122 Snap Ring

 

(1/2")

(2)

[C]

124 Stud

 (5/16" Ć 18 x 1Ć1/2")

(818831, 818832, 818833, 818835, 818836)

(8)

[SS]

129 Muffler

(1) 873299

[P]

n

130 Gasket

(1)

[SY]

131 Bolt

 (5/16" Ć 18 x 1Ć1/4")

(models 818830, 818834, 818837, 818838)

(16)

[SS]

(818831, 818832, 818833, 818835, 818836)

(8)

[SS]

n

132 Gasket

(1)

[B]

133 Washer

 

(9/32" i.d.)

(4)

[SS]

134 Cap Screw

 

(1/4" Ć 20 x 5")

(4)

[SS]

135 Valve Block

(1) 873300

[P]

136 Plug

(1) 873301

[D]

n

137 O" Ring

 

(3/32" x 1Ć1/2" o.d.)

(1)

[B]

n

138 U" Cup Packing

 

(1/8" x 1" o.d.)

(1)

[U]

n

139 U" Cup Packing

 

(1/8" x 1Ć7/16" o.d.)

(1)

[B]

n

140 Valve Insert

(1) 873038

[CK]

n

141 Valve Plate

(1) 873039

[CK]

142 Washer

(2) 873302

[Z]

143 Plate

(2) 873303

[SS]

n

Keylube, O" Ring Lubricant

(1)

MATERIAL CODE

[B] = Nitrile

[D] = Acetal

[U] = Polyurethane

[Bz] = Bronze

[P] = Polypropylene

[Z] = Zinc

[C] = Carbon Steel

[SS] = Stainless Steel

[CK] = Ceramic

[SY] = SynĆSeal

DIAPHRAGM PUMP SERVICE

GENERAL SERVICE NOTES:

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

7/16" wrench, 1/2" wrench, 7/16" socket, 1/2" socket, torque

wrench (measuring inch pounds), O" ring pick.

FLUID SECTION DISASSEMBLY

1. Remove (61) top manifold.

2. Remove (19) O" rings, (21) seats and (22) balls.

3. Remove (60 or 35) bottom manifold.

4. Remove (19) O" rings, (21) seats and (22) balls.

5. Remove (15) fluid caps.

6. Remove (14) bolt, (6) diaphragm washer, (7 / 8) diaphragms and (5)

washer.

7. Remove (1) connecting rod from air motor.

8. Carefully remove remaining (14) bolt, (6) diaphragm washer, or (7 /

8) diaphragms and (5) washer from (1) connecting rod. Do not mar

surface of connecting rod.

9. Remove (2) O" ring from connecting rod.

FLUID SECTION REASSEMBLY

S

Reassemble in reverse order.

S

Lubricate (1) connecting rod and (2) O" ring with KeyĆLube or equivĆ

alent O" ring lubricant.

S

Install (5) washers with i.d. chamfer toward diaphragm.

S

When replacing PTFE diaphragms, install the (8) Santoprene diaĆ

phragm behind the PTFE diaphragm.

S

Before tightening (39) nut on (38) carriage bolts on (36) swivels, atĆ

tach the manifold / swivel assembly to the (15) fluid caps. Rotate the

(36) swivel to the desired position and tighten each of the (39) nuts

approximately 8 Ć 9 turns, then finish tightening the (39) nuts.

Содержание 818830

Страница 1: ...imum Particle Size 3 32 dia 2 4 mm Maximum Temperature Limits based on the materials of the following items Fluid Caps Manifolds Seats Diaphragms Seals Balls E P R 60_ to 280_ F 51_ to 138_ C Groundab...

Страница 2: ...o not service or clean pump hoses or dispensing valve while the system is pressurized S Disconnect air supply line and relieve pressure from the sys tem by opening dispensing valve or device and or ca...

Страница 3: ...tible with the Nitrile O rings in the air motor section of the pump OPERATING INSTRUCTIONS S Always flush the pump with a solvent compatible with the material being pumped if the material being pumped...

Страница 4: ...035 SS L 2 O Ring 3 32 x 5 8 o d 1 B 3 O Ring 1 16 x 9 16 o d models 818834 818838 2 T 5 Diaphragm Washer 2 o d 2 873403 GFN 6 Diaphragm Washer 2 o d 2 873287 SS L 7 Diaphragm 2 T L 8 Diaphragm models...

Страница 5: ...05 in lbs 10 7 11 9 Nm 26 Bolts 50 60 in lbs 5 6 6 8 Nm 62 Fluid cap nuts 50 60 in lbs 5 6 6 8 Nm alternately and evenly then re torque after initial run in Apply pipe sealant to threads Apply Key Lub...

Страница 6: ...o Mtl Part No Mtl Part No Mtl Part No Mtl Part No Mtl 1 Connecting Rod 1 873035 SS 873035 SS 873035 SS 873035 SS 873035 SS s L 2 O Ring 3 32 x 5 8 o d 1 B B B B B 3 O Ring 1 16 x 9 16 o d 2 T 5 Diaphr...

Страница 7: ...ragm nut 95 105 in lbs 10 7 11 9 Nm 29 62 Fluid caps Manifold nuts 50 60 in lbs 5 6 6 8 Nm alternately and evenly then re torque after initial run in 63 Plugs 25 in lbs 2 8 Nm maximum Apply Keylube to...

Страница 8: ...Carbon Steel SS Stainless Steel CK Ceramic SY Syn Seal DIAPHRAGM PUMP SERVICE GENERAL SERVICE NOTES S Inspect and replace old parts with new parts as necessary Look for deep scratches on metallic sur...

Страница 9: ...rs and 142 washers on 118 pilot rod 2 Insert the stack into the 101 body Sleeve 103 may be used to as sist pressing stack into body 3 Install 103 sleeve and 102 O rings into 101 body 4 Install 143 pla...

Страница 10: ...utlet hose S For the pump to prime itself it must be mounted in the vertical posi tion so that the balls will check by gravity S Check for pump cavitation suction pipe should be 1 2 minimum or larger...

Страница 11: ...mm Dimensions shown are for reference only they are shown in inches and millimeters mm 10 1 16 256 mm 5 16 Slot 8 mm 7 1 2 191 mm 2 51 mm 6 1 8 156 mm Material Outlet 1 2 14 N P T F 1 Air Inlet 1 4 18...

Страница 12: ...PN 876012 81883X Page 12 of 12...

Отзывы: