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Manual Graco 308550ZAC

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  • Graco 308550ZAC - page 1

    Instructions – Parts List POL YPROPYLENE AND PVDF Husky t 2150 Air-Operated Diaphragm Pumps 2–inch AODD pump for fluid transfer applications. For professional use only . Not approved to European explosive atmosphere requirements. See Models on page 2 for a list of pump models and descriptions. 120 psi (0.8 MPa, 8 bar) Maximum Fluid Working Pres ...

  • Graco 308550ZAC - page 2

    2 308550 T able of Contents Models 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Safety W arnings 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Installation 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Operation 12 . . . . . . . . . . . . . . . . . . . . . . . . . . ...

  • Graco 308550ZAC - page 3

    308550 3 Symbols W arning Symbol W ARNING This symbol alerts you to the possibility of serious injury or death if you do not follow the instructions. Caution Symbol CAUTION This symbol alerts you to the possibility of damage to or destruction of equipment if you do not follow the instructions. EQUIPMENT MISUSE HAZARD Equipment misuse can cause the ...

  • Graco 308550ZAC - page 4

    4 308550 TOXIC FLUID HAZARD Hazardous fluid or toxic fumes can cause serious injury or death if splashed in the eyes or on the skin, inhaled, or swallowed. D Know the specific hazards of the fluid you are using. D Store hazardous fluid in an approved container . Dispose of hazardous fluid according to all local, state and national guidelines. D Alw ...

  • Graco 308550ZAC - page 5

    308550 5 Installation General Information D The T ypical Installation shown in Fig. 2 is only a guide for selecting and installing system compo- nents. Contact your Graco distributor or Graco T echnical Assistance (see back page) for assis- tance in planning a system to suit your needs. D Always use Genuine Graco Parts and Accessories. Be sure all ...

  • Graco 308550ZAC - page 6

    6 308550 Installation Grounding FIRE AND EXPLOSION HAZARD This pump must be grounded. Before operating the pump, ground the system as explained below . Also, read the sec- tion FIRE AND EXPLOSION HAZARD, on page 4. Polypropylene and PVDF are not conductive. Attaching the ground wire to the grounding lug will ground only the air motor . When pumping ...

  • Graco 308550ZAC - page 7

    308550 7 Installation Air Line W ARNING A bleed-type master air valve (B) is required in your system to relieve air trapped between this valve and the pump. T rapped air can cause the pump to cycle unexpectedly , which could result in serious injury , including splashing in the eyes or on the skin, injury from moving parts, or contamination from ha ...

  • Graco 308550ZAC - page 8

    8 308550 Installation Installation of Remote Pilot Air Lines 1. Refer to Parts Drawings. Connect air line to pump as in preceding steps. 2. Connect 1/4 in. O.D. tubing to push type connec- tors (14) on air motor of pump. NOTE: by replacing the push type connectors, other sizes or types of fittings may be used. The new fittings will require 1/8 in. ...

  • Graco 308550ZAC - page 9

    308550 9 Installation Flange Connections The fluid inlet and outlet ports are 2” raised face, standard 150 lb class pipe flanges. Connect 2” flanged plastic pipe to the pump as follows. Y ou will need: D T orque wrench D Adjustable wrench D 6” diameter , 1/8” thick PTFE gasket, with four 0.75” diameter holes on a 4.75” diameter bolt cir ...

  • Graco 308550ZAC - page 10

    10 308550 Installation Changing the Orientation of the Fluid Inlet and Outlet Ports The pump is shipped with the fluid inlet (R) and outlet (S) ports facing the same direction. See Fig. 4. T o change the orientation of the inlet and/or outlet port: 1. Remove the screws and washers (106, 1 12, 1 13 and 1 14) holding the inlet (102) and/or outlet (10 ...

  • Graco 308550ZAC - page 11

    308550 1 1 Installation Air Exhaust V entilation FIRE AND EXPLOSION HAZARD Be sure to read and follow the warnings and precautions regarding TOXIC FLUID HAZARD, and FIRE OR EXPLO- SION HAZARD on page 4, before op- erating this pump. Be sure the system is properly ventilated for your type of installation. Y ou must vent the exhaust to a safe place, ...

  • Graco 308550ZAC - page 12

    12 308550 Operation Pressure Relief Procedure PRESSURIZED EQUIPMENT HAZARD The equipment stays pressurized until pressure is manually relieved. T o reduce the risk of serious injury from pressurized fluid, accidental spray from the gun or splashing fluid, follow this procedure whenever you: D Are instructed to relieve pressure, D Stop pumping, D Ch ...

  • Graco 308550ZAC - page 13

    308550 13 Operation Operation of Remote Piloted Pumps 1. Fig. 2 and Parts Drawings. Follow preceding steps 1 through 7 of Starting and Adjusting Pump . 2. Open air regulator (C). W ARNING The pump may cycle once before the external sig- nal is applied. Injury is possible. If pump cycles, wait until end before proceeding. 3. Pump will operate when a ...

  • Graco 308550ZAC - page 14

    14 308550 T roubleshooting W ARNING T o reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Pressure Relief Procedure on page 12. 1. Relieve the pressure before checking or servicing the equipment. 2. Check all possible problems and causes before disassembling the pump. PROBLEM CAUSE SOLUTION Pump cy ...

  • Graco 308550ZAC - page 15

    308550 15 T roubleshooting PROBLEM CAUSE SOLUTION Fluid in exhaust air . Diaphragm ruptured. Replace. See pages 19–22. Loose fluid side diaphragm plate (105). T ighten or replace. See pages 19–22. Pump exhausts excessive air at stall. Worn air valve block (7), o-ring (6), plate (8), pilot block (18), u-cups (10), or pilot pin o-rings (17). Insp ...

  • Graco 308550ZAC - page 16

    16 308550 Service Repairing the Air V alve T ools Required D T orque wrench D T orx (T20) screwdriver or 7 mm (9/32”) socket D Needle-nose pliers D O-ring pick D Lithium base grease NOTE: Air V alve Repair Kits 236273 (aluminum center housings) and 255061 (stainless steel center hous- ings) are available. Refer to page 28. Parts included in the k ...

  • Graco 308550ZAC - page 17

    308550 17 Service 04901 Fig. 9 17 { 16 11 10 {H 12 15 1 2 Insert narrow end first. Grease. 3 Install with lips facing narrow end of piston (1 1) . 4 Insert wide end first. 1 2 3 4 2 03947 1 2 8 H 9 { 3 Rounded side must face down. T ighten screws until they bottom out on the housing. Fig. 10 1 2 Reassembly 1. If you removed the bearings (12, 15), i ...

  • Graco 308550ZAC - page 18

    18 308550 Service Ball Check V alve Repair T ools Required D T orque wrench D 10 mm socket wrench D O-ring pick Disassembly NOTE: A Fluid Section Repair Kit is available. Refer to page 27 to order the correct kit for your pump. Parts included in the kit are marked with an asterisk, for example (201*). Use all the parts in the kit for the best resul ...

  • Graco 308550ZAC - page 19

    308550 19 Service Diaphragm Repair T ools Required D T orque wrench D 13 mm socket wrench D Adjustable wrench D 19 mm open–end wrench D O-ring pick D Lithium-base grease Disassembly NOTE: A Fluid Section Repair Kit is available. Refer to page 27 to order the correct kit for your pump. Parts included in the kit are marked with an asterisk, for exa ...

  • Graco 308550ZAC - page 20

    20 308550 Service 4. Unscrew one outer plate (105) from the diaphragm shaft (24). Remove one diaphragm (401), and the inner plate (104). See Fig. 13. For overmolded diaphragms: Grip both dia- phragms securely around the outer edge and rotate counterclockwise. One diaphragm assembly will come free and the other will remain attached to the shaft. Rem ...

  • Graco 308550ZAC - page 21

    308550 21 Reassembly – Overmolded Diaphragms W ARNING T o reduce the risk of serious injury , including amputation, do not put your fingers or hand be- tween the air cover and the diaphragm. 1. Lubricate and install the shaft u–cup packings (402*) so the lips face out of the housing (1). See Fig. 13. 2. Assemble the air side plate (104) onto th ...

  • Graco 308550ZAC - page 22

    22 308550 Service 04621 B 04708 03982 Fig. 13 1 3 4 2 24 104 403* 401* 24 24 104 401* 403* 105 19 402* Cutaway V iew, with Diaphragms in Place Cutaway V iew, with Diaphragms Removed 1 Lips face out of housing (1). Air Side must face center housing (1). 1 Grease. Used on Models with PTFE diaphragms only . 1 1 105 3 3 2 2 4 2 4 2 3 5 Apply medium-str ...

  • Graco 308550ZAC - page 23

    308550 23 Service Bearing and Air Gasket Removal T ools Required D T orque wrench D 10 mm socket wrench D Bearing puller D O-ring pick D Press, or block and mallet Disassembly NOTE: Do not remove undamaged bearings. W ARNING T o reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Pressure Relief Proc ...

  • Graco 308550ZAC - page 24

    24 308550 Service 03952B 03951 Fig. 14 1 3 2 25 23 22 1 19 15 12 16 H M Insert b earings tapered end first. Press-fit bearings flush with surface of center housing (1). T orque to 130–150 in-lb (15–17 N S m). Detail of Air V alve Bearings 1 1 1 2 2 2 3 1 ...

  • Graco 308550ZAC - page 25

    308550 25 Notes ...

  • Graco 308550ZAC - page 26

    26 308550 Pump Matrix Husky 2150 Polypropylene and PVDF Pumps, Series A Y our Model No. is marked on the pump’s serial plate. T o determine the Model No. of your pump from the following matrix, select the six digits which describe your pump, working from left to right. The first digit is always D , designating Husky diaphragm pumps. The remaining ...

  • Graco 308550ZAC - page 27

    308550 27 Repair Kit Matrix For Husky 2150 Polypropylene and PVDF Pumps, Series A Repair Kits may be ordered separately . T o repair the air valve, order Part No. 236273 for aluminum center housing models, or Part No. 255061 for stainless steel housing models (see page 28). Parts included in the Air V alve Repair Kit are marked with a symbol in the ...

  • Graco 308550ZAC - page 28

    28 308550 Parts Air Motor Parts List (Matrix Column 2) Digit Ref. No. Part N o. Description Qty F 1 188838 HOUSING, center; aluminum 1 2 188854 COVER, air valve; aluminum 1 3 1 16344 SCREW , mach, hex flange hd; M5 x 0.8; 12 mm (0.47 in.) 9 4 { H 188618 GASKET , cover; foam 1 5 188855 CARRIAGE; aluminum 1 6 { H 108730 O-RING; nitrile 1 7 { H 188616 ...

  • Graco 308550ZAC - page 29

    308550 29 Parts Fluid Section Parts List (Matrix Column 3) Digit Ref. No. Part N o. Description Qty 2 101 189793 COVER, fluid; polypropylene 2 102 189787 MANIFOLD, inlet; polypropylene 1 103 189790 MANIFOLD, outlet; polypropylene 1 104 189298 PLA TE, air side; aluminum 2 105 189796 PLA TE, fluid side; polypropylene 2 106 1 12560 SCREW; M8 x 1.25; 7 ...

  • Graco 308550ZAC - page 30

    30 308550 Parts Seat Parts List (Matrix Column 4) Digit Ref. No. Part N o. Description Qty 3 201* 189288 SEA T ; 316 stainless steel 4 202* 1 12358 O-RING; PTFE 4 4 201* 189289 SEA T ; 17–4 stainless steel 4 202* 1 12358 O-RING; PTFE 4 5 201* 189292 SEA T ; TPE 4 202 None Not Used 0 6 201* 189290 SEA T ; Santoprene 4 202* 1 12358 O-RING; PTFE 4 7 ...

  • Graco 308550ZAC - page 31

    308550 31 Parts 1 Not used on some models. * These parts are included in the Pump Repair Kit, which may be purchased separately . Refer to the Repair Kit Matrix on page 27 to determine the correct kit for your pump. { These parts are included in Air Valve Repair Kit 236273 (aluminum center housing mod- els), which may be purchased separately . J Th ...

  • Graco 308550ZAC - page 32

    32 308550 T orque Sequence Always follow torque sequence when instructed to torque fasteners. 1. Left/Right Fluid Covers T orque bolts to 190–220 in–lb (21–25 N S m) SIDE VIEW 12 11 1 2 3 4 5 6 7 9 8 10 2. Inlet Manifold T orque bolts to 150–160 in–lb (17–18 N S m) BOTT OM VIEW 16 14 18 17 13 15 19 20 3. Outlet Manifold T orque bolts to ...

  • Graco 308550ZAC - page 33

    308550 33 Dimensions 6.25 in. (159 mm) .5 in. (13 mm) 6.0 in. (152.5 mm) SIDE VIEW 12.5 in. (317.5 mm) PUMP MOUNTING HOLE P A TTERN 6.0 in. (152.5 mm) 6.0 in. (152.5 mm) Port Diameter: 2.20 in. (56 mm) Flange Diameter: 6 in. (152.5 mm) Eight 0.75 in. (19 mm) slots Four 0.625 in. (16 mm) Diameter Holes 45 _ 7441A 152.5 mm 89 mm FRONT VIEW 501.5 mm 1 ...

  • Graco 308550ZAC - page 34

    34 308550 T echnical Data Maximum fluid working pressure 120 psi . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (0.8 MPa, 8 bar) Air pressure operating range 20–120 psi . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

  • Graco 308550ZAC - page 35

    308550 35 Performance Chart 0 20 40 60 80 100 120 0 30 60 90 120 150 TEST CONDITIONS Pump tested in water with PTFE diaphragm and inlet submerged. (1 14) (0.28, 2.8) (0.14, 1.4) (0.42, 4.2) KEY FLUID PRESSURE AND FLOW SCFM AIR CONSUMPTION Example of Finding Pump Air Consumption and Air Pressure at a Specific Fluid Delivery and Discharge Head: T o s ...

  • Graco 308550ZAC - page 36

    36 308550 Graco W arranties Graco Standard Husky Pump W arranty Graco w arrants all equipment manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale to the original purchaser for use. With the exception of any special, extended, or limited warranty published by Graco, Graco will, for a per ...

Manufacturer Graco Category Septic System

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