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Summary of Contents for Milnor MWF63C Series
- Page 1 Published Manual Number/ECN: MKWMXH01U1/2023203A • Publishing System: TPAS2 • Access date: 05/17/2023 • Document ECNs: Latest MWF63C7, MWF63Y7, MWF77C7, MWF77Y7 PELLERIN MILNOR CORPORATION POST OFFICE BOX 400, KENNER, LOUISIANA 70063-0400, U.S.A.
- Page 3 MKWMXH01U1/23203A 1. English Maintenance Guide - Washer-extractor, Bottom-suspended, Inverter Brake, Pneumatic Tilt, MWF63C_, MWF63Y_, MWF77C_, MWF77Y MKWMXH01EN/2021444...
- Page 5 English...
- Page 7 Manual Number: MKWMXH01EN Edition (ECN): 2021444 Maintenance Guide Washer-extractor, Bottom- suspended, Inverter Brake, Pneumatic Tilt, MWF63C_, MWF63Y_, MWF77C_, MWF77Y PELLERIN MILNOR CORPORATION Post Office Box 400, Kenner, Louisiana 70063–0400, U.S.A.
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Page 8: Table Of Contents
Contents 1 Machine Description and Identification ..................4 1.1 About This Manual and Your Milnor® Machine ..............4 1.1.1 Description ......................4 1.1.2 Machine Identification.....................4 • Machine Data Plate ....................4 2 Safety.............................5 2.1 Tilting Washer Extractors ....................5 2.1.1 Safety Alert Messages—Internal Electrical and Mechanical Hazards....5 2.1.2 Safety Alert Messages—Cylinder and Processing Hazards........6... - Page 9 Self-purging Air Line Filter to Remove Moisture and Other Contamina- tion. These are examples. Your machine can look different........30 Figure 17 Compressed Air Mechanisms These are examples. Your machine can look different......................31 Figure 18 Speed Sensor (photoeye) on Some Machines............32 Pellerin Milnor Corporation...
- Page 10 Table 6 Mechanisms and Settings ..................18 Table 7 Contamination Types, Cleaning Agents, and Procedures ........18 Table 8 Lubricant Identification ...................20 Table 9 Motor Grease Intervals and Quantities ..............23 Table 10 Where to Put Marks On a Calendar .................24 Pellerin Milnor Corporation...
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Page 11: Machine Description And Identification
0000369288 10/25/21 9:27 AM Released About This Manual and Your Milnor® Machine BNUUUF02.C01 0000369287 A.5 A.6 A.9 10/14/21 8:55 AM Released This manual applies to two or more models that share the mechanical characteristics stated below. If you received this manual with your machine, your machine is one of the applicable models. -
Page 12: Safety
Housing can descend with power off or on. Manual operation of tilting valves overrides safety interlocks. Improper operation of manual tilting valves may cause the housing to descend. Do not remove guards, covers, or panels. � Do not reach into the machine housing or frame. � Pellerin Milnor Corporation... -
Page 13: Safety Alert Messages-Cylinder And Processing Hazards
WARNING: Confined Space Hazards — Confinement in the cylinder can kill or injure you. Hazards include but are not limited to panic, burns, poisoning, suffo- cation, heat prostration, biological contamination, electrocution, and crushing. Do not attempt unauthorized servicing, repairs, or modification. � Pellerin Milnor Corporation... -
Page 14: Safety Alert Messages-Unsafe Conditions
WARNING: Crush Hazards — Down limit switches (machines with front and rear tilt cylinders)—Failure of both front or both rear limit switches allows the seated tilt wheels on a tilted machine to lift from their cradles. The housing will fall and lunge forward or rearward. Pellerin Milnor Corporation... -
Page 15: Hazards Resulting From Damaged Mechanical Devices
Do not attempt unauthorized servicing, repairs, or modification. � Do not 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. � Pellerin Milnor Corporation... -
Page 16: Careless Servicing Hazards-Vital Information For Service Personnel (See Also Service Hazards Throughout Manuals)
Hazards include but are not limited to panic, burns, poisoning, suffo- cation, heat prostration, biological contamination, electrocution, and crushing. Do not enter the cylinder until it has been thoroughly purged, flushed, � drained, cooled, and immobilized. Pellerin Milnor Corporation... -
Page 17: Use The Red Safety Supports For Maintenance - Mwf_C_, Mwf_Y
Reach from the rear of the ma- chine with the lower, rear cov- er removed. 3. Use the controls to carefully lower the housing just until it is resting on the stand(s). 4. Remove electric power from the machine. Pellerin Milnor Corporation... -
Page 18: Prevent Damage From Chemical Supplies And Chemical Systems
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. -
Page 19: Figure 2 Incorrect Configurations That Let The Chemical Supply Go In The Ma
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. Pellerin Milnor Corporation... -
Page 20: Equipment And Procedures That Can Prevent Damage
— 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 look different. Pellerin Milnor Corporation... -
Page 21: Close The Line
Chemical tank Prevent leaks. — When you do maintenance on the chemical pump system: • Use the correct components. • Make sure that all connections are the correct fit. • Make sure that all connections are tight. Pellerin Milnor Corporation... -
Page 22: Routine Maintenance
This will also decrease repair work and unwanted shutdowns. Speak to your dealer or the Milnor® Service department if repairs are necessary. WARNING: Mechanisms — can can pull in and mutilate body parts. -
Page 23: Guards And Related Components
200 hours fasteners Fasteners must be tight. day* safety stands, bars or pins Speak to your dealer or Milnor for replacement compo- (painted red) nents. See the section “Use the Red Safety Supports for Maintenance...” in the Safety chapter. 200 hours anchor bolts and grout Grout must be good. -
Page 24: Components That Become Worn
(Table 8, page to surface. 200 hours door open plunger Figure 21, page 34. Apply stick DE3 (Table 8, page to surface. 600 hours motor and pump bearings See Section 3.1.6 : Procedures for Motors, page 21 Pellerin Milnor Corporation... -
Page 25: Motor Grease Schedule
Do not push dust in mechanisms. fins and vents on dust motors, inverters, shop vacuum, soft Do not push dust in mechanisms. electrical braking resistors bristle brush, canned components air for electrical components electric box dust all electric boxes interior Pellerin Milnor Corporation... -
Page 26: Lubricant Identification
Do not get water on electrical compo- nents or mechanisms. 300 series stain- chemical corro- shell interior, pickling and Speak to your dealer or Milnor. This less steel sive attack cylinder passivation is not routine maintenance. painted metal,... -
Page 27: Grease Gun Procedures
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 Pellerin Milnor Corporation... -
Page 28: Procedures For Bearing Components Connected To A Grease Plate
CAUTION: Failure to remove grease drain plugs — can cause grease to enter the windings and burn out the motor. If the motor has grease drain plugs, remove them before you add � grease. If the motor has grease relief fittings, it is not necessary to remove them. Pellerin Milnor Corporation... -
Page 29: Figure 6 Motor Grease Maintenance Conditions
(Table 8: Lubricant Identification, page 20 ) with the motor stopped. If the motor with the nameplate in the above figure operates at 60 Hz, the specified grease quantity for each grease fitting is 0.65 fl oz (18.4 mL). Pellerin Milnor Corporation... -
Page 30: How To Show The Maintenance On A Calendar
On each date with a 3, do the items with an x in the 3 or the 2 column of each table in Section 3.1.1 , page 15. On each date with a 4, do the items with an x in the 4, 3, or 2 column. Continue this pattern. Pellerin Milnor Corporation... -
Page 31: Maintenance Components-Machines And Controls Group
Correct: The belt only touches the side walls. You can put a thin strip of paper into the space between the belt and the pulley. 8... Space With power removed: • Look for dirt, dust, oil, and grease. Remove contamination. Pellerin Milnor Corporation... -
Page 32: Figure 8 How To Adjust Belt Tension On A Machine That Uses Spring Tension
A belt must have sufficient tension that there is no slippage on the pulley during operation. If slippage occurs, you can usually tell from the noise. About Component Replacement and Tension Adjustment—Correct adjustment is very impor- tant to the service life of components and operation of the machine. Your Milnor ® dealer can do this work. -
Page 33: Inverters
Connect chemical tubes only to chemical manifold inlets. � Stop leaks. Remove leaked supplies from surfaces. � ® Speak to your dealer or Milnor if you see corrosion damage. � CAUTION: High water pressure — can cause laundering chemicals to splash on per- sonnel and machine surfaces. -
Page 34: Water And Steam Devices
BNWUUH01.C10 0000351753 A.5 B.21 A.6 10/22/21 3:55 PM Released CAUTION: Restricted air flow — can cause incorrect level readings. Keep the connecting tube or hose free of blockages and leaks. � Make sure that the connections are tight. � Pellerin Milnor Corporation... -
Page 35: Figure 12 Air Tube For The Water Level Sensor. These Are Examples. Your Ma- Chine Can Look Different
Figure 13. Water Pressure Regulator for Chemical Flush. These are examples. Your machine can look different. Legend 64050E6N Washer-extractor 76039CBW ® Tunnel Washer 1... Water pressure regulator 2... Water pressure gauge 3... See caution statement below. Remove plug to remove strainer. Pellerin Milnor Corporation... -
Page 36: How To Examine Compressed Air Mechanisms
Figure 15. Compressed Air Inlet Strainers. These are examples. Your machine can look different. T-Strainer. Outside machine T-Strainer. Inside machine Y-strainer. Used on some frame on some models. frame on some models. models Legend 1... See caution statement below. Remove plug to remove strainer. 2... Compressed air in. Pellerin Milnor Corporation... -
Page 37: Figure 16. Self-Purging Air Line Filter To Remove Moisture And Other Contamination. These Are Examples. Your Machine Can Look Different
• a quick exhaust valve or muffler is clogged, • on machines with an air line lubricator, a malfunction or incorrect adjustment prevents suffi- cient lubrication. Pellerin Milnor Corporation... -
Page 38: Figure 17 Compressed Air Mechanisms These Are Examples. Your Machine Can Look Different
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 Pellerin Milnor Corporation... -
Page 39: Photoeyes And Proximity Switches
). Do this test at the intervals given in the maintenance summary. Definitions: ® 3-wire circuit a series electrical circuit on a Milnor machine that must close before the ma- chine can operate. If a switch in the circuit opens, machine movement stops and the operator alarm (a buzzer and a display message) comes on. - Page 40 Never do a test of the kick plate when the shuttle operates. � pull cord a wire on a conveyor that operates a switch when a person pulls the wire. All Milnor ® free-stand conveyors (a conveyor that is not a component of a larger machine) have pull cords on the two sides of the conveyor.
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Page 41: Maintenance Components-Large Extractors
Legend 1... Grease port, one instance. On some machines, the door must be open for access. 2... Grease ports, three instances 3... No lubrication necessary 4... Apply a thin film of grease to plunger surface. Pellerin Milnor Corporation... -
Page 42: About The Shock Absorbers
2. With your body weight, compress the length of the shock absorber against a hard surface. A serviceable shock absorber compress slowly. It will also expand slowly to its initial length when you release it. If it compresses or expands quickly, the shock absorber is bad. Pellerin Milnor Corporation... - Page 43 ® . This is not routine maintenance. 2... If oil is present here, the seals are worn. Replace the shock absorber. 3... If the rubber in a connector is very worn or missing, replace the shock absorber. Pellerin Milnor Corporation...
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