1752.6 Water & Air unit ................................................................................................1752.6.1 Installation of Water and air unit .................................................................1872.6.2 Return water flow control ..........................................................................1882.6.3 Return water flow switch setting .................................................................1902.6.4 Setting of air pressure switch (only applicable to type S) ................................1922.6.5 Setting of electrical proportional valve (option) .............................................1953 Maintenance1953.1 Introduction ......................................................................................................1963.2 Maintenance schedule and component life .............................................................1963.2.1 Maintenance schedule .............................................................................1983.3 Inspection activities ...........................................................................................1983.3.1 Preventive inspection of all cables, DressPack .............................................2003.3.2 Preventive inspection, DressPack upper arm ................................................2083.3.3 Preventive inspection of Water and air unit ..................................................2113.4 Cleaning activities .............................................................................................2113.4.1 Cleaning, DressPack upper arm .................................................................2143.4.2 Cleaning, Water and air unit ......................................................................2163.4.3 Cleaning the Fan unit ...............................................................................2183.4.4 Cleaning the Weld timer cooling fins ...........................................................2214 Repair2214.1 Introduction ......................................................................................................2224.2 DressPack cable package ...................................................................................2224.2.1 Repair activities ......................................................................................2234.2.2 Replacing the cable packages IRBDP MH2 LE and SW2 LE ............................2294.2.3 Replacing the cable packages IRBDP MH2 UE and IRBDP SW2 UE ..................2324.2.4 Replacement of lower/upper arm cable package ...........................................2354.2.5 Replacement of lower arm internal MH dressing cable package IRBDP MH1 LI ....2394.2.6 Replacing the cable package IRBDP MH3 UE ...............................................2434.2.7 Replacing the cable package IRBDP SW5 CE (SpotPack Basic) .......................2474.2.8 Replacement process cable package IRBDP SW4 UI (IRB66X0ID) ....................2654.2.9 Replacing the cable package IRBDP SW6 UI/LE & IRBDP MH6 UI/LE (Lean ID) ...2754.2.10 Replacement of tension arm unit ................................................................2784.2.11 Replacement of damper ...........................................................................2804.2.12 Replacing the protection hose - IRBDP SW6 UI and MH6 UI - Upper arm ...........2904.2.13 Replacement of protective sleeves .............................................................2934.2.14 Repair of process cable package ................................................................2994.2.15 Adjusting tension arm unit ........................................................................3044.3 DressPack cable package, general .......................................................................3044.3.1 Replacement of hose reinforcement ...........................................................3074.3.2 Replacement of slide sleeves ....................................................................3124.4 Water & Air unit ................................................................................................3124.4.1 Replacement of Air supply circuit ...............................................................3164.4.2 Replacement of Water-in circuit .................................................................3194.4.3 Replacement of Water-return circuit ............................................................3224.4.4 Replacement of Air filter element ...............................................................3255 Decommissioning3255.1 Environmental information ..................................................................................3276 Reference information3276.1 Introduction ......................................................................................................3286.2 Applicable standards .........................................................................................3306.3 Unit conversion .................................................................................................3316.4 Screw joints ....................................................................................................3346.5 Weight specifications .........................................................................................3356.6 Toolkits, DressPack/SpotPack .............................................................................6 Product manual - DressPack/SpotPack IRB 66403HAC028638-001 Revision: K© Copyright 2007-2018 ABB. 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