Waters ACQUITY QDa, Overview And Maintenance Manual, Page: 13 / 104

June 28, 2016, 715003956 Rev. C
Page xiii
3.9.3 Cleaning the ion guide assembly................................................................................... 42
3.9.4 Fitting the ion guide assembly to the instrument ........................................................... 44
3.10 Emptying the nitrogen exhaust trap ......................................................................................... 47
3.11 Emptying the liquid-trap bottle ................................................................................................. 48
3.12 Maintaining the rotary backing pump’s oil ............................................................................... 48
3.13 Gas ballasting the rotary backing pump .................................................................................. 51
3.14 Replacing the rotary backing pump’s demister element .......................................................... 51
3.15 Replacing the internal, source exhaust valve (KAD) ............................................................... 51
3.15.1 Removing the source exhaust valve............................................................................ 52
3.15.2 Fitting the source exhaust valve .................................................................................. 53
A Safety Advisories ................................................................................................. 55
A.1 Warning symbols ....................................................................................................................... 55
A.1.1 Specific warnings........................................................................................................... 56
A.2 Notices ...................................................................................................................................... 58
A.3 Bottles Prohibited symbol ......................................................................................................... 58
A.4 Required protection ................................................................................................................... 58
A.5 Warnings that apply to all Waters instruments and devices ...................................................... 58
A.6 Warnings that address the replacing of fuses ........................................................................... 62
A.7 Electrical and handling symbols ................................................................................................ 63
A.7.1 Electrical symbols.......................................................................................................... 63
A.7.2 Handling symbols .......................................................................................................... 64