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OPERATOR’S MANUAL 66M150-XXX-C
INCLUDING: OPERATION, INSTALLATION & MAINTENANCE
66M170-XXX-C
RELEASED: 11-3-08
REVISED: 8-25-10
1-1/2" DIAPHRAGM PUMP
(REV. 05)
1:1 RATIO, METALLIC
READ THIS MANUAL CAREFULLY BEFORE INSTALLING,
OPERATING OR SERVICING THIS EQUIPMENT.
It is the responsibility of the employer to place this information in the hands of the operator. Keep for future reference.
The original language of this manual is English.
SERVICE KITS
Refer to Model Description Chart to match the
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OPERATING AND SAFETY PRECAUTIONS READ, UNDERSTAND AND FOLLOW THIS INFORMATION TO AVOID INJURY AND PROPERTY DAMAGE. Disconnect air supply line and relieve pressure from EXCESSIVE AIR PRESSURE HAZARDOUS MATERIALS the system by opening dispensing valve or device and STATIC SPARK HAZARDOUS PRESSURE / or carefully and slowly loosening and removing out- let hose or piping from pump. WARNING HAZARDOUS MATERIALS. Can cause serious WARNING EXCESSIVE AIR PRESSURE. Can cause per- injury or property dam
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MAINTENANCE WARNING = Hazards or unsafe practices which could result in severe personal injury, Refer to the part views and descriptions as provided on death or substantial property damage. pages 4 through 7 for parts identifi cation and service kit in- CAUTION = Hazards or unsafe practices which formation. could result in minor personal injury, Certain ARO “Smart Parts” are indicated which should be product or property damage. available for fast repair and reduction of down time. NOTICE
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PARTS LIST / 66M150-XXX-C FLUID SECTION 637469-XX Fluid section service kit includes: Balls (see Ball Option, refer to -XX in chart below), Diaphragms (see Diaphragm Option, refer to -XX in chart below) and items 2, 3, 9 and 19 (listed below) plus 93706-1 Key-Lube grease packet (page 6). MATERIAL CODE SEAT OPTIONS BALL OPTIONS [A] = Aluminum 66M150-XXX-C 66M150-XXX-C [B] = Nitrile (1-1/2” diameter) [C] = Carbon Steel “21” “22” [Co] = Copper -XXX Seat Qty Mtl -XXX Ball Qty Mtl [E] = E.P.R. [H
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PARTS LIST / 66M150-XXX-C FLUID SECTION COLOR CODE 1 3 Diaphragm Ball FOR THE AIR MO- Material Color Color 8 5 TOR SECTION, SEE Hytrel Cream Cream PAGES 6 & 7. Nitrile Black Red (•) Santoprene Tan Tan 10 9 (•) Dot 6 7 16 4 2 26 Torque Sequence 24 281 280 2 1 57 3 14 22 19 21 15 29 3 Tab 183 28 59 29 28 188 26 6 9 27 32 22 185 187 21 32 19 188 Figure 2 182 188 184 16 ASSEMBLY TORQUE REQUIREMENTS NOTE: DO NOT OVERTIGHTEN FASTENERS. (14) screw, 65 - 70 ft. lbs (88.1 - 94.
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PARTS LIST / 66M150-XXX-C AIR MOTOR SECTION Indicates parts included in 637118-C air section service kit. AIR MOTOR PARTS Item Description (size) Qty Part No. Mtl Item Description (size) Qty Part No. Mtl 101 Motor Body (1) 94744 [A] 121 Sleeve Bushing (2) 98723-2 [Bz] (1/16” x 1-1/4” o.d.) (3/32” x 9/16” o.d.) 102 “O” Ring (2) Y325-24 [B] 122 “O” Ring (2) 94820 [U] 103 Sleeve (1) 94528 [D] 123 Screw (#8 - 32 x 3/8”) (4) Y154-41 [C] (1-5/32” i.d.) (1/2 - 14 PTF x 17/32”) 104 Retaining Ring
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PARTS LIST / 66M150-XXX-C AIR MOTOR SECTION IMPORTANT BE CERTAIN TO ORIENT (115) SPACER LEGS AWAY FROM BLOCKING INTERNAL PORTS 111 WHEN REASSEMBLING AIR SECTION. 114 115 116 105 114 107 113 112 117 MAJOR VALVE See cross section detail, fi gure 4. Figure 3 201 128 282 126 127 104 123 101 121 197 108 105 102 107 103 104 109 119 PILOT VALVE 110 121 198 43 123 197 118 120 122 MAJOR VALVE CROSS SECTION DETAIL 109 110 112 114 115 113 111 116 ASSEMBLY TORQ
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TROUBLE SHOOTING Product discharged from exhaust outlet. Low output volume, erratic fl ow or no fl ow. Check for diaphragm rupture. Check air supply. Check tightness of (14) diaphragm screw. Check for plugged outlet hose. Check for kinked (restrictive) outlet material hose. Air bubbles in product discharge. Check for kinked (restrictive) or collapsed inlet material Check connections of suction plumbing. hose. Check “O” rings between intake manifolds and fl uid caps. Check for pump cavita
