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Troubleshooting

Troubleshooting

• Follow the

Pressure Relief Procedure, page 9

before checking or servicing the equipment.

• Check all possible problems and causes before

disassembly.

Problem

Cause

Solution

Pump cycles at stall or
fails to hold pressure at
stall.

Worn checks or seats.

Replace.

Pump is running too fast, causing
cavitation before prime.

Reduce air inlet pressure.

Check valve ball severely worn or
wedged in seat or manifold.

Replace ball and seat component.

Seat severely worn.

Replace ball and seat component.

Outlet or inlet clogged.

Unclog.

Inlet or outlet valve closed.

Open.

Inlet fittings or manifolds loose.

Tighten clamp.

Pump cycles but will not
prime.

Manifold gaskets damaged.

Replace gaskets.

Air valve is stuck or dirty.

Disassemble and clean air valve. Use filtered
air.

Check ball severely worn and
wedged in seat or manifold.

Replace ball and seat component.

Check valve ball is severely wedged
into seat due to overpressurization.

Pressure Relief Procedure, page 9

Disassemble ball check assembly and inspect
for damage.

Clogged dispensing valve.

Pressure Relief Procedure, page 9

Clear valve.

Pilot valve worn, damaged, or
plugged.

Replace pilot valve.

Air valve gasket damaged.

Replace gasket.

Leak detector has activated a shut-
down solenoid.

Investigate failure and reset leak detector.

Pump will not cycle, or
cycles once and stops.

Shaft seals worn or damaged.

Replace seals.

Suction line is loose.

Tighten.

Diaphragm ruptured.

Replace. See standard or overmolded
diaphragm repair procedure.

Loose diaphragm shaft bolt.

Tighten.

Air bubbles in fluid.

Loose inlet manifold, damaged
seal between manifold and seat,
damaged gaskets.

Tighten manifold clamps or replace gaskets or
seating components.

812.0066

Содержание HI-CLEAN VA-2H80

Страница 1: ...r use use use in in in European European European explosive explosive explosive atmosphere atmosphere atmosphere locations locations locations For For For professional professional professional use use use only only only Important Important Important Safety Safety Safety Instructions Instructions Instructions Read all warnings and instructions in this manual before using equipment Save Save Save t...

Страница 2: ...air 12 Standard Diaphragm Repair 13 Overmolded Diaphragm Repair 15 Center Section Repair 18 Leak Detectors 19 Parts 20 Technical Data 28 Customer Services Guarantee 31 Related Related Related Manuals Manuals Manuals Manual Manual Manual Number Number Number Title Title Title 812 0062 Verder HI CLEAN Diaphragm Pumps Operation 812 0254 Leak Detection System Instructions Parts 2 812 0066 ...

Страница 3: ... equipment in the work area See Grounding Grounding Grounding instructions Keep work area free of debris including solvent rags and gasoline Do not plug or unplug power cords or turn power or light switches on or off when flammable fumes are present Use only grounded fluid lines Stop Stop Stop operation operation operation immediately immediately immediately if static sparking occurs or you feel a...

Страница 4: ...se Call your distributor for information Route fluid lines and cables away from traffic areas sharp edges moving parts and hot surfaces Do not kink or over bend fluid lines or use fluid lines to pull equipment Keep children and animals away from work area Comply with all applicable safety regulations TOXIC TOXIC TOXIC FLUID FLUID FLUID OR OR OR FUMES FUMES FUMES HAZARD HAZARD HAZARD Toxic fluids o...

Страница 5: ...NOTE NOTE Some combinations are not possible Please check with your local supplier Pump Pump Pump Pump Pump Pump Size Size Size Wetted Wetted Wetted Parts Parts Parts Air Air Air Section Section Section Seat Seat Seat Material Material Material VA VA VA 2H 2H 2H 80 80 80 80 mm X X X High Sanitation 3 A 0 8 μm P P P Polypropylene SB SB SB Stainless Steel Buna N gasket Y Y Y Pharmaceutical 0 5 μm SE...

Страница 6: ...O or TS combined with TF ball checks comply with EC 1935 2004 Diaphragm materials coded EO or TS combined with TF ball checks comply with Class VI All models are approved to All fluid contact materials are FDA compliant and meet the United States Code of Federal Regulations CFR 6 812 0066 ...

Страница 7: ...stuck or dirty Disassemble and clean air valve Use filtered air Check ball severely worn and wedged in seat or manifold Replace ball and seat component Check valve ball is severely wedged into seat due to overpressurization Follow Pressure Relief Procedure page 9 Disassemble ball check assembly and inspect for damage Clogged dispensing valve Follow Pressure Relief Procedure page 9 Clear valve Pilo...

Страница 8: ...s Diaphragm ruptured Replace See standard or overmolded diaphragm repair procedure Fluid in exhaust air Loose diaphragm plate Tighten or replace See standard or overmolded diaphragm repair procedure Worn air valve cup or plate Replace Damaged air valve gasket Replace gasket Damaged pilot valve Replace pilot valves Pump exhausts excessive air at stall Worn shaft seals Replace See standard or overmo...

Страница 9: ... Disconnect the supply air line at the motor 3 Remove the nuts 105 Remove the air valve and gasket 103 4 To repair the air valve go to Disassemble Air Valve page 9 To install a replacement air valve continue to the next step 5 Align the new air valve gasket 103 on the center housing then attach the air valve Using a crisscross pattern tighten the air valve nuts 105 to 5 6 2 N m 45 55 in lb 6 Recon...

Страница 10: ...s needed 2 Grease the detent cam 104d and install into housing 104a 3 Grease the u cups 104h and install on the piston with lips facing toward the center of the piston 4 Grease both ends of the piston 104b and the housing bore Install the piston in the housing 104a with the flat side toward the cup 104n Be careful not to tear u cups 104g when sliding piston into housing 5 Grease new o rings 104f a...

Страница 11: ...t has the larger cutout Engage the opposite end of the parts Leave the end with the magnet free Tilt the base toward the cup and fully engage the parts using care so that the o ring remains in place Install the spring 104l onto the protrusion on the cup Align the magnet in the base with the air inlet and install the cup assembly 8 Grease the cup side and install the valve plate 104e Align the smal...

Страница 12: ...as locks at 90 degree increments 3 Remove the clamps 23 on the outlet manifold 17 and remove the manifold NOTE NOTE NOTE Use care while removing the outlet manifold to avoid damage to check valve components 4 Remove remaining clamps 23 manifolds 16 17 gaskets 18 and check valves 19 20 5 Clean and inspect gaskets balls ball stops and seating surfaces for any damage and replace as necessary 6 To con...

Страница 13: ...he check valves as explained in Check Valve Repair page 12 3 Remove the clamps 21 from the fluid covers 15 then pull the fluid covers off of the pump 4 With both fluid covers removed using two 18 mm wrenches hold the wrench flats on the plates Y of each diaphragm assembly and loosen One diaphragm assembly will come free and the other will remain attached to the shaft 5 Disassemble the free diaphra...

Страница 14: ...igh strength thread locker to attach the screw to the diaphragm plate if needed 2 Apply a medium strength thread locker to the shaft side of the screw 3 Screw assembled diaphragm assembly into shaft 24 and hand tighten 4 Grease the length of the diaphragm shaft 24 and slide it through the housing 101 5 Assemble the other diaphragm assembly to the shaft as explained in step 2 6 Using the 18 mm wren...

Страница 15: ...21 from the fluid covers 15 then pull the fluid covers off of the pump 4 Once the fluid covers are removed the diaphragm on the side of the pump which was last pressurized with air will be separated from the center section air cover This allows you to grip the diaphragms 5 Diaphragms are assembled hand tight To loosen grip both diaphragms securely around the outer edge and rotate counterclockwise ...

Страница 16: ...mbly into shaft 24 and hand tighten 4 Grease the length of the diaphragm shaft 24 and slide it through the housing 101 5 Assemble the other diaphragm assembly to the shaft as explained in step 2 6 Grip both diaphragms securely around their outer edges and rotate clockwise until bottomed on the shaft NOTE NOTE NOTE Apply waterproof sanitary lubricant to the clamp 21 and clamping surface of the cove...

Страница 17: ...the air cover Install the air valve 104 and nuts 105 Snug the air valve cover nuts 3 Supply the pump with low pressure air just enough to move the diaphragm Use about 0 7 bar 0 07 MPa 10 psi for standard diaphragms or 1 4 bar 0 14 MPa 20 psi for overmolded diaphragms Shop air may be used The diaphragm will shift so the second fluid cover will seat properly Keep air pressure on until the second flu...

Страница 18: ...d to grease Order Verder PN 819 0184 1 Clean all parts and inspect for damage Replace parts as needed 2 Grease and install the diaphragm shaft u cups 106 so the lips face out out out of the housing and toward the bearing they are behind 3 If replacing the shaft bearings insert the new bearings 107 into the center housing Use a press or a block and rubber mallet to press fit the bearing so it is fl...

Страница 19: ... material before installing NOTE NOTE NOTE If the leak detector fails to sense the material troubleshoot the leak detector to see if the leak sensor has failed or the leak detector is unable to detect the material 6 To install leak detector to the pump a If the leak detector needs to be installed in the bushing simply screw the leak detector in just past finger tight NOTE NOTE NOTE If using the AT...

Страница 20: ...Parts Parts Parts Parts VA 2H80 model shown 20 812 0066 ...

Страница 21: ...812 0022 X 812 0026 Y 16 MANIFOLD inlet 1 812 0040 T8 X 812 0105 T8 Y 812 0168 D8 X 17 MANIFOLD outlet 1 812 0033 T8 X 812 0106 T8 Y 812 0169 D8 X Ref Ref Ref Part Part Part Kit Kit Kit Description Description Description Qty Qty Qty GASKET 100 mm 812 0010 EP SE seats 812 0153 VT SV seats 812 0160 EP TF ST seats 18 812 0246 BN SB seats 4 BALLS check valve pkg of 4 1 812 0144 TF 812 0145 SP 812 014...

Страница 22: ... assembly 1 105 812 0137 NUT 4 106 812 0143 859 0154 U CUP 2 107 812 0143 859 0154 BEARING shaft 2 108 812 0117 812 0118 PIN alignment X Y 4 Ref Ref Ref Kit Kit Kit Description Description Description Qty Qty Qty GASKET air cover use with TS diaphragms 812 0117 X 812 0118 Y 812 0142 pkg of 2 use with all diaphragms except TS diaphragms 812 0117 X 812 0118 Y 109 812 0141 pkg of 2 1 COVER air includ...

Страница 23: ...0 PISTON air valve 1 104c 859 0160 PISTON detent 1 104d 859 0160 CAM detent 1 104e 859 0160 PLATE 1 104f 859 0159 859 0160 859 0073 O RING 2 104g 859 0073 CAP 2 104h 859 0159 859 0160 SEAL u cup 2 Ref Ref Ref Kit Kit Kit Description Description Description Qty Qty Qty 104j 859 0159 895 0160 SCREW thd forming 2 104k 859 0073 RING snap 2 104l 859 0160 SPRING detent 1 104m 859 0160 BASE 1 104n 859 01...

Страница 24: ... D8 SB 21 Manifold Manifold Manifold Fluid Fluid Fluid Cover Cover Cover Pump Pump Pump PN PN PN prefix prefix prefix Manifold Manifold Manifold Wetted Wetted Wetted Section Section Section Inlet Inlet Inlet Outlet Outlet Outlet Left Left Left Ref Ref Ref 15 15 15 Right Right Right Ref Ref Ref 15 15 15 VA 2H80 T8 X Y 812 0040 812 0105 812 0033 812 0106 812 0022 812 0026 812 0022 812 0026 VA 2H80 D...

Страница 25: ...Diaphragm Diaphragm Material Material Material Kit Kit Kit Qty Qty Qty VT VT VT 812 0129 1 TS TS TS 812 0267 1 SP SP SP 819 0464 1 BN BN BN 812 0260 1 Kits include 2 diaphragms 10 2 diaphragm backers 11 if applicable 1 packet anaerobic adhesive 2 o rings Overmolded Overmolded Overmolded Diaphragm Diaphragm Diaphragm Kits Kits Kits Diaphragm Diaphragm Diaphragm Material Material Material Kit Kit Ki...

Страница 26: ...Y EP EO EP 1 812 0237 VA 2H80X Y EP SP EP 1 812 0238 VA 2H80X Y VT VT VT 1 812 0239 VA 2H80X Y TF EO EP 1 812 0240 VA 2H80X Y TF TS TF 1 Fluid Fluid Fluid Section Section Section Repair Repair Repair Kits Kits Kits Kit Kit Kit Description Description Description Qty Qty Qty 812 0241 VA 2H80X Y TF SP EP 1 812 0242 VA 2H80X Y SP SP EP 1 Kits include 4 balls or flapper valves 2 diaphragms 10 2 diaphr...

Страница 27: ... 2 3 and 4 Ref Ref Ref Kit Kit Kit Description Description Description Qty Qty Qty 203 819 0583 SCREW 3 8 16 unc 2 204 819 0583 WASHER flat 2 205 819 0583 BUSHING 2 206 819 0583 NUT acorn 2 207 819 0584 PIN quick release 2 208 819 0584 RETAINER 2 812 0066 27 ...

Страница 28: ...F 0 C Fluid displacement per cycle 1 2 gallons 4 54 liters Maximum free flow delivery 230 gpm 870 lpm Maximum pump speed 190 cpm Weight Weight Weight All models 124 lbs 56 2 kg Fluid Fluid Fluid Inlet Inlet Inlet and and and Outlet Outlet Outlet Size Size Size Stainless Steel 3 in sanitary flange or 80 mm DIN 11851 male thread Noise Noise Noise Data Data Data Sound Power measured per ISO 9614 2 at...

Страница 29: ...Stainless Steel Steel Steel Pump Pump Pump Fluid Fluid Fluid Temperature Temperature Temperature Range Range Range Diaphragm Ball Seat Diaphragm Ball Seat Diaphragm Ball Seat Material Material Material Fahrenheit Fahrenheit Fahrenheit Celsius Celsius Celsius FKM Fluoroelastomer VT 40 to 275 F 40 to 135 C Polychloroprene check balls NE 0 to 180 F 18 to 82 C EPDM overmolded diaphragm EO 40 to 275 F ...

Страница 30: ...Notes Notes Notes Notes 30 812 0066 ...

Страница 31: ... and shall not exceed the purchase price WARRANTY WARRANTY WARRANTY DISCLAIMER DISCLAIMER DISCLAIMER VERDER has made an effort to illustrate and describe the products in the enclosed brochure accurately however such illustrations and descriptions are for the sole purpose of identification and do not express or imply a warranty that the products are merchantable or fit for a particular purpose or t...

Страница 32: ...Italy Italy Verder Italia Via Maestri Del lavoro 5 02100 Vazia Rieti ITALY Tel 39 07 46 229064 e mail info verder it Korea Korea Korea Verder Korea 15 26 Beodeul ro 1362 Paltan myun Hwaseong si Gyeonggi do 18578 KOREA Tel 82 31 355 0316 e mail sales verder kr The The The Netherlands Netherlands Netherlands Verder BV Leningradweg 5 NL 9723 TP Groningen THE NETHERLANDS Tel 31 50 549 59 00 Fax 31 50 ...

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