Milnor 48040F7J Manuale operativo
Published 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.
MKWFAH01U1/22115A
1. English
Maintenance Guide - Washer-extractor, Bottom-suspended,
Non-tilt, _F7J, _F7Z MKWFAH01EN/2021444
English 1
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
Pellerin Milnor Corporation i
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 Safety — Rigid 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....................................5
2.1.3 Safety Alert Messages—Unsafe Conditions ...........................................................7
2.1.3.1 Damage and Malfunction Hazards ...............................................................7
2.1.3.1.1 Hazards Resulting from Inoperative Safety Devices.........................7
2.1.3.1.2 Hazards Resulting from Damaged Mechanical Devices ...................7
2.1.3.2 Careless Use Hazards ...................................................................................8
2.1.3.2.1 Careless Operation Hazards—Vital Information for Operator
Personnel (see also operator hazards throughout manual) ...............8
2.1.3.2.2 Careless Servicing Hazards—Vital Information for Service
Personnel (see also service hazards throughout manuals)................8
2.2 Prevent Damage 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 fully below the inlet.........................................................12
• Prevent leaks. ......................................................................................................12
3 Routine Maintenance...................................................................................................................13
3.1 Routine Maintenance .......................................................................................................13
3.1.1 Maintenance Summary..........................................................................................13
3.1.1.1 Guards and Related Components ...............................................................14
3.1.1.2 Filters, Screens, and Sensitive Components...............................................14
3.1.1.3 Fluid Containers .........................................................................................15
3.1.1.4 Components that Become Worn .................................................................15
3.1.1.5 Bearings and Bushings ...............................................................................15
3.1.1.6 Motor Grease Schedule ..............................................................................16
3.1.1.7 Mechanisms and Settings ...........................................................................16
3.1.2 How To Remove Contamination ...........................................................................17
3.1.3 Lubricant Identification .........................................................................................18
3.1.4 Grease Gun Procedures .........................................................................................19
3.1.5 Procedures for Bearing Components Connected to a Grease Plate.......................19
3.1.6 Procedures for Motors ...........................................................................................20
3.1.7 How To Show the Maintenance On a Calendar ....................................................22
3.2 Maintenance Components—Machines and Controls Group ...........................................23
ii Pellerin Milnor Corporation
3.2.1 How to Examine V-belts and Pulleys ....................................................................23
3.2.2 Inverters.................................................................................................................25
3.2.3 Chemical Devices..................................................................................................25
3.2.4 Water and Steam Devices ......................................................................................26
3.2.5 How to Examine Compressed Air Mechanisms....................................................28
3.2.6 Photoeyes and Proximity Switches .......................................................................31
3.2.7 How to Do a Test of Emergency Stop Mechanisms..............................................31
3.3 Maintenance Components—Large Extractors ................................................................32
3.3.1 Lubricant Maintenance for Grease-filled Drive Bearings .....................................32
3.3.2 Lubricant Maintenance for Non-drive Components..............................................33
3.3.3 How to Do a Test of the Mechanical Brake ..........................................................33
3.3.4 About the Shock Absorbers...................................................................................34
Figures
Figure 1 Machine Data Plate....................................................................................................4
Figure 2 Incorrect Configurations That Let the Chemical Supply Go In the Ma-
chine by a Siphon......................................................................................................10
Figure 3 Incorrect Configurations That Let the Chemical Supply Go In the Ma-
chine by Gravity........................................................................................................11
Figure 4 Examples of Manifolds for Chemical Tubes. Your equipment can look
different.....................................................................................................................11
Figure 5 A Configuration that Prevents Flow in the Machine When the Pump is
Off (if the chemical tube and tank have no pressure) ...............................................12
Figure 6 Motor Grease Maintenance 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 and Optional 5-compartment Supply Injector. These are ex-
amples. Your machine can look different. ................................................................26
Figure 12 Air Tube for the Water Level Sensor. These are examples. Your ma-
chine can look different. ...........................................................................................27
Figure 13 Water Pressure Regulator for Chemical Flush. These are examples.
Your machine can look different...............................................................................27
Figure 14 Steam Inlet Strainer. These are examples. Your machine can look
different.....................................................................................................................28
Figure 15 Compressed Air Inlet Strainers. These are examples. Your machine can
look different.............................................................................................................28
Figure 16 Self-purging Air Line Filter to Remove Moisture and Other Contamina-
tion. These are examples. Your machine can look different.....................................29
Figure 17 Compressed Air Mechanisms These are examples. Your machine can
look different. ...........................................................................................................30
Figure 18 Speed Sensor (photoeye) on Some Machines...........................................................31
Figure 19 Grease Ports for Grease-only Bearing Assembly .....................................................32
Contents
Pellerin Milnor Corporation iii
Figure 20 Grease ports for Door—Open Pocket Models. These are examples.
Your machine can look different...............................................................................33
Figure 21 Example of Disk Brake. Your machine can look different.......................................34
Figure 22 Suspension Components on Each Side of Rubber Spring-resting Wash-
er-extractor (see 3.3.4 About 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
Table 10 Motor Grease Intervals and Quantities ....................................................................22
Table 11 Where to Put Marks On a Calendar .........................................................................23
Contents
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