7 | Cleaning and servicing BÜCHI Labortechnik AG
76/94 Operation Manual ProxiMate™
u Attach the cover lid to the instrument.
u Change the desiccant cartridge. See
Chapter7.4 "Changing the desiccant
cartridge", page82
u Confirm lamp replacement. See
Chapter7.2.3 "Confirm Lamp Re-
placement", page80
u Carry out a baseline correction vector
calibration. See Chapter5.6.3 "Cali-
brating a Baseline Correction Vector
(BCV)", page24
7.2.2 Changing the up view lamp
u Disconnect the power supply to the
instrument.
u Wait 15 min. for lamp to cool.
u Turn the instrument around.
u Make sure that the instrument cannot
tip over during the lamp replacement
procedure.