Страница 1: ...ished Manual Number ECN MKWFAH01U1 2022115A Publishing System TPAS2 Access date 03 10 2022 Document ECNs Latest 48040F7J F7Z PELLERIN MILNOR CORPORATION POST OFFICE BOX 400 KENNER LOUISIANA 70063 0400 U S A ...
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Страница 3: ...MKWFAH01U1 22115A 1 English Maintenance Guide Washer extractor Bottom suspended Non tilt _F7J _F7Z MKWFAH01EN 2021444 ...
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Страница 7: ...PELLERIN MILNOR CORPORATION Post Office Box 400 Kenner Louisiana 70063 0400 U S A Maintenance Guide Washer extractor Bottom suspended Non tilt _F7J _F7Z Manual Number MKWFAH01EN Edition ECN 2021444 ...
Страница 8: ...e from Chemical Supplies and Chemical Systems 9 2 2 1 How Chemical Supplies Can Cause Damage 9 Dangerous Chemical Supplies and Wash Formulas 9 Incorrect Configuration or Connection of Equipment 9 2 2 2 Equipment and Procedures That Can Prevent Damage 11 Use the chemical manifold supplied 11 Close the line 12 Do not let a vacuum occur 12 Flush the chemical tube with water 12 Put the chemical tube f...
Страница 9: ...nce Conditions 21 Figure 7 Belt and Pulley Conditions To Look For 23 Figure 8 How to Adjust Belt Tension On a Machine That Uses Spring Tension 24 Figure 9 Electric Box and Inverter These are examples Your machine can look different 25 Figure 10 Chemical Inlet Manifolds for Chemical Pump Systems See caution statement below These are examples Your machine can look different 26 Figure 11 Soap Chute a...
Страница 10: ...bout the Shock Absorberspage 34 35 Tables Table 1 Guards and Related Components 14 Table 2 Filters Screens and Sensitive Components 14 Table 3 Fluid Containers 15 Table 4 Components that Become Worn 15 Table 5 Bearings and Bushings 16 Table 6 Motor Grease Schedule 16 Table 7 Mechanisms and Settings 16 Table 8 Contamination Types Cleaning Agents and Procedures 17 Table 9 Lubricant Identification 18...
Страница 11: ...trifugal force This washer extractor is the mechanical type described below _F7J _F7Z A machine represented by one of these partial model numbers is a bottom sus pended rubber springs non tilt washer extractor with grease bearings and a mechanical disc brake The capacity is 275 lb 125 kg 1 1 2 Machine Identification BNUUUF02 R01 0000369284 A 6 A 9 10 25 21 9 22 AM Released Machine Data Plate Find ...
Страница 12: ...reach into the machine housing or frame Keep yourself and others off of machine Know the location of the main machine disconnect and use it in an emergency to re move all electric power from the machine WARNING Entangle and Crush Hazards Contact with moving components nor mally isolated by guards covers and panels can entangle and crush your limbs These components move automatically Do not remove ...
Страница 13: ...ibly causing the object to strike or stab you The turning cylinder is normally isolated by the locked cylinder door Do not attempt to open the door or reach into the cylinder until the cyl inder is stopped Do not place any object in the turning cylinder Do not operate the machine with a malfunctioning door interlock WARNING Confined Space Hazards Confinement in the cylinder can kill or injure you ...
Страница 14: ...afety device or operate the machine with a mal functioning safety device Request authorized service WARNING Electrocution and Electrical Burn Hazards Electric box doors Op erating the machine with any electric box door unlocked can expose high voltage conductors inside the box Do not unlock or open electric box doors WARNING Entangle and Crush Hazards Guards covers and panels Operating the machine...
Страница 15: ...use the machine in any manner contrary to the factory instructions Use the machine only for its customary and intended purpose Understand the consequences of operating manually 2 1 3 2 2 Careless Servicing Hazards Vital Information for Service Personnel see also service hazards throughout manuals BNWRUS04 C07 0000234649 A 6 B 3 A 3 1 2 20 2 19 PM Released WARNING Electrocution and Electrical Burn ...
Страница 16: ...machine connect the chemical pump system to the machine write wash formulas that control the chemical concentrations The company that does these procedures must make sure that these procedures do not cause dam age Pellerin Milnor Corporation accepts no responsibility for chemical damage to the ma chines it makes or to the goods in a machine 2 2 1 How Chemical Supplies Can Cause Damage BNUUUR02 R01...
Страница 17: ...plies go in the machine by a siphon Figure 2 page 10 Some can let chemical supplies go in the machine by gravity Figure 3 page 11 Figure 2 Incorrect Configurations That Let the Chemical Supply Go In the Machine by a Siphon Schematic Views Legend P Pump T Chemical tank S The siphon occurs above here Liquid in the gray parts of the chemical tube and tank can go in the machine Safety ...
Страница 18: ...n the machine 2 2 2 Equipment and Procedures That Can Prevent Damage BNUUUR02 R02 0000160545 A 6 E 3 B 3 1 2 20 2 14 PM Released Use the chemical manifold supplied There is a manifold on the machine to at tach chemical tubes from a chemical pump system The manifold has a source of water to flush the chemical supplies with water Figure 4 Examples of Manifolds for Chemical Tubes Your equipment can l...
Страница 19: ... tube with water after the pump stops Put the chemical tube fully below the inlet It is also necessary that there is no pressure in the chemical tube or tank when the system is off Figure 5 A Configuration that Prevents Flow in the Machine When the Pump is Off if the chemical tube and tank have no pressure Schematic View Legend I Chemical inlet on the machine L Chemical tube P Pump T Chemical tank...
Страница 20: ...on a calendar that work with the tables in the maintenance summary See Section 3 1 7 How To Show the Maintenance On a Calendar page 22 3 1 1 Maintenance Summary BNUUUH01 R02 0000334004 A 6 A 26 A 35 10 25 21 1 20 PM Released Each of the following sections is for a type of maintenance For example the section Guards and Related Components says Examine these items If an item is damaged missing or has...
Страница 21: ...nor This is not routine maintenance 3 1 1 2 Filters Screens and Sensitive Components BNUUUH01 R10 0000399352 A 6 A 26 A 19 11 16 21 10 29 AM Released Remove contamination from these items to prevent damage and unsatisfactory performance Table 2 Filters Screens and Sensitive Components Mark Do this each Component More Data See also Section 3 1 2 page 17 1 2 3 4 5 6 x 40 to 60 hours inverter fans ve...
Страница 22: ...cessary to bleed the brake system Speak to your dealer or Milnor This is not rou tine maintenance none gear reducer CO BUDHFA COBUD E COBUD H Sealed No oil maintenance necessary 3 1 1 4 Components that Become Worn BNUUUH01 R12 0000399389 A 6 A 26 A 23 11 16 21 11 00 AM Released Examine these items Tighten or replace the item if necessary to prevent shutdowns and un satisfactory performance Speak t...
Страница 23: ...ce x 600 hours motor and pump bearings See Section 3 1 6 Procedures for Motors page 20 3 1 1 6 Motor Grease Schedule BNUUUH01 R15 0000399408 A 6 A 26 A 5 10 21 21 10 14 AM Released Use the data in Table 10 Motor Grease Intervals and Quantities page 22 to complete this table Table 6 Motor Grease Schedule Motor Identifica tion example main drive Interval Quantity Dates When Grease is Added Years Hou...
Страница 24: ...ap then water flush Use clean soft cloths stainless steel chemical spill shell supply injector water Use a hose to flush the chemical supply from the surface fully Do not get water on electrical compo nents or mechanisms 300 series stain less steel chemical corro sive attack shell interior cylinder pickling and passivation Speak to your dealer or Milnor This is not routine maintenance painted meta...
Страница 25: ...enance sum mary Get these or equivalent lubricants from your local lubricant supplier When you add grease always use the procedures given in Section 3 1 4 Grease Gun Procedures page 19 When you add grease to motors also use the procedures given in Section 3 1 6 Proce dures for Motors page 20 CAUTION Bad lubricant will decrease the life of components Make sure that all equipment and fittings used t...
Страница 26: ...ents Pull the trigger fully and slowly Add a sufficient quantity of grease to measure accurately Count the number of cycles of the grease gun the number of times that you pull the trigger Calculate the quantity for each cycle of the grease gun as in the following examples Example 2 fl oz 64 cycles 0 031 fl oz for each cycle Example 59 mL 64 cycles 0 92 mL for each cycle 3 1 5 Procedures for Bearin...
Страница 27: ...Table 10 Motor Grease Intervals and Quantities page 22 gives motor grease intervals and quantities for motors with specified frame sizes and speeds You get this data from the motor nameplate Use Table 6 Motor Grease Schedule page 16 to record the data for the motors on your machine CAUTION Failure to remove grease drain plugs can cause grease to enter the windings and burn out the motor If the mot...
Страница 28: ...0 Hz and 1765 RPM at 60 Hz 5 NEMA IEC frame size Example 256T Apply grease as follows 1 Operate the machine or use manual functions to operate the motor until it is warm 2 Remove power from the machine 3 If the motor has grease drain plugs remove them See the caution statement above 4 Add grease EM Table 9 Lubricant Identification page 18 with the motor stopped If the motor with the nameplate in t...
Страница 29: ...ot necessary to show the number 1 items you do each day on the calendar The number 2 items you do each 40 to 60 hours 3 each 200 hours 4 each 600 hours 5 each 1200 hours and 6 each 2400 hours These are the Mark numbers at the top of the narrow columns on the left of each table in Section 3 1 1 page 13 The table below shows where to put the marks on a calendar For example if your machine oper ates ...
Страница 30: ...2 3 2 2 2 2 3 2 2 2 2 6 41 60 2 2 3 2 2 2 3 2 2 6 repeat BNWUUH01 2021444 BNWUUH01 0000335475 B 21 11 16 21 11 16 AM Released 3 2 Maintenance Components Machines and Controls Group BNWUUH01 C01 0000335474 A 6 B 21 A 4 6 28 21 3 03 PM Released 3 2 1 How to Examine V belts and Pulleys BNWUUH01 C02 0000335471 A 6 B 21 B 4 9 15 21 1 52 PM Released Figure 7 Belt and Pulley Conditions To Look For Types ...
Страница 31: ...for example correctly align belts and pulleys and you want to do it speak to your dealer or Milnor for part numbers Replace worn components before you make tension adjustments Machines that use rods with full threads and nuts to hold the position of the motor base Turn the nuts on the rods as necessary to adjust tension Tighten the nuts Machines that use a spring to hold tension on the motor base ...
Страница 32: ...rs in front of the fan to make sure the fan operates 3 Inverter cooling vanes and vents See caution statement below 4 Braking resistor if applicable 3 2 3 Chemical Devices BNWUUH01 C09 0000351754 A 6 B 21 A 8 10 25 21 2 12 PM Released CAUTION Chemical corrosion can damage the machine and the goods Connect chemical tubes only to chemical manifold inlets Stop leaks Remove leaked supplies from surfac...
Страница 33: ...rent Soap Chute Supply Injector Flush Water Adjustment Components Legend 1 Do not let chemical supplies stay on surfaces 2 Water pressure regulator See caution statement below 3 Adjustment screw 4 Water pressure gauge 5 Strainer inside 3 2 4 Water and Steam Devices BNWUUH01 C10 0000351753 A 6 B 21 10 22 21 3 55 PM Released CAUTION Restricted air flow can cause incorrect level readings Keep the con...
Страница 34: ...d 1 Level switches 2 Pressure transducer 3 Air tube See caution state ment below 4 Air chamber 30022V6J Washer extractor Figure 13 Water Pressure Regulator for Chemical Flush These are examples Your machine can look different 64050E6N Washer extractor 76039CBW Tunnel Washer Legend 1 Water pressure regulator 2 Water pressure gauge 3 See caution statement below Remove plug to remove strainer Routine...
Страница 35: ...am valvecan burn 3 2 5 How to Examine Compressed Air Mechanisms BNWUUH01 C04 0000335530 A 6 B 21 A 8 10 14 21 2 00 PM Released CAUTION Compressed air pressure can cause components to fly apart forcefully Close the external shutoff valve and release remaining pressure before you do maintenance Figure 15 Compressed Air Inlet Strainers These are examples Your machine can look different T Strainer Out...
Страница 36: ...he con troller to operate the mechanism occurs the air pressure must increase sufficiently before move ment occurs When the signal stops the system must release the compressed air You can usually hear the sound of the exhaust air for a short time When a compressed air mechanism operates correctly its time of movement is usually less than two seconds The movement is smooth It does not shake change ...
Страница 37: ...der Type Air Operated Band Brake Mil nor Air Cylinder Type Air Operated Water and Steam Valves Angle Type Air Operated Water Valve Ball Valve Type Legend 1 Factory set needle valves to cause two air cylinders to move together Do not adjust 2 Quick exhaust valves 3 Position indicator Yellow when valve is open 4 Arrow position indicator 5 Tilt air bag 6 Air valve 7 muffler Air Tilt Components Routin...
Страница 38: ...n this closes the 3 wire circuit which stops the operator alarm and lets the machine operate emergency stop mechanism a manual control that opens the 3 wire circuit when a person or object operates the control Examples emergency stop button kick plate pull cord emergency stop button a red push button on a yellow field that locks when a person pushes it the electrical contacts stay open It is neces...
Страница 39: ...nt emergency stop mechanism Continue until you do the test on all emergency stop mechanisms on the machine No An electrical component is defective Shut down the machine Do not let the ma chine operate until you correct the problem BNWBUH01 2021444 BNWBUH01 0000336079 B 15 10 27 21 11 55 AM Released 3 3 Maintenance Components Large Extractors BNWBUH01 C01 0000336078 A 6 B 15 B 2 6 28 21 11 22 AM Re...
Страница 40: ... let the machine operate with a defective mechanical brake The disk or band brake holds the cylinder while the operator puts goods in or removes goods from the machine Although the mechanical brake does not usually stop the cylinder during oper ation the second note below tells more it can do so if an unusual condition occurs Examples are when electrical power is removed and when a stop switch is ...
Страница 41: ... is not routine maintenance Figure 21 Example of Disk Brake Your machine can look different Views of Brake Assembly and Reservoir Legend 1 Correct fluid level You can add fluid to this level when the brake is applied or not applied 3 3 4 About the Shock Absorbers BNWBUH01 C04 0000336165 A 6 B 15 A 7 10 13 21 11 58 AM Released Milnor washer extractors with a rubber spring suspension also have shock...
Страница 42: ...th when you release it If it compresses or expands quickly the shock absorber is bad Figure 22 Suspension Components on Each Side of Rubber Spring resting Washer extractor see Section 3 3 4 About the Shock Absorbers page 34 Rubber Spring two on each side Shock Absorbers 48040_ model shown Shock Absorbers 68036_ model shown Legend 1 If cracks occur in the rubber spring it is necessary to replace th...
