Preventive Maintenance - Micromeritics ASAP 2020 Confirm Operator's Manual

Preventive Maintenance

Preventive Maintenance
Table 8-2 lists the preventive maintenance procedures you should perform to keep your ana-
lyzer operating at peak performance. Instructions for each procedure follow the table.
Micromeritics recommends that you perform these procedures as indicated, as well as by one
of our service representatives every 12 months.
Clean analyzer. Refer to
8-20
Lubricate elevator screw. Refer to
Elevator Screw, page
Check analysis port Dewar. Refer to
Analysis Port
Replace sample tube O-ring. Refer to
Sample Tube
Replace port filters. Refer to
Filters, page
Replace vacuum pump exhaust filter*. Refer to
Replacing the Vacuum Pump Exhaust
Inspect and change vacuum pump fluid*. Refer to
Inspecting and Changing Vacuum Pump
8-9
Replace alumina in oil vapor traps*. Refer to
the Alumina in the Oil Vapor
(if installed)
Replace diaphragm in vacuum pump (oil-free pump
only)**
Clean cold trap tubes. Refer to
Tubes, page
Calibrate manifold temperature sensor. Refer to
Calibrating the Manifold Temperature
8-16
Calibrate system volume
Check analyzer outgassing rate
202-42811-01 - Mar 2011
Table 8-2. Preventive Maintenance Schedule
Maintenance Required
Cleaning the
Lubricating the
8-5
Dewar, page 8-5
O-ring, page 8-6
Replacing the Port
8-7
Traps, page
Cleaning the Cold Trap
8-15
Analyzer, page As required or every 6 months
As required or every 6 months
Checking the Weekly
Replacing the As required or every 3 months
Every 30 days
Annually (Heavy use may require
Filter, page 8-8 more frequent maintenance.)
As required or every 3 months
Fluid, page
Replacing As required or every 3 months
8-12
Every 12 months
As required or every 3 months
Every 12 months
Sensor, page
Every 12 months
Every 6 months
ASAP 2020 Confirm
Frequency
8-3