Agilent Technologies 5975T LTM GC/MSD, Руководство по устранению неисправностей и техническому обслуживанию

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General Maintenance
10
Troubleshooting and Maintenance Guide 121
To Drain the Foreline Pump
Standard foreline pump only
Materials needed
• Book or other solid object approximately 5 cm thick
• Container for catching old pump oil, 500 mL
• Gloves, oil- and solvent-resistant
• Screwdriver, flat-blade, large (8730-0002)
• Hex key, 5-mm (8710-1838)
Procedure
1
Vent the instrument.
2
If necessary, slide the foreline pump to a safe, accessible
location.
The foreline pump may be located on the floor or on the lab
bench next to the GC/MSD.
3
Place a book or other object under the pump motor to tilt it
up slightly. Remove the fill cap. See
Figure 5 .
4 Place a container under the drain plug.
5 Remove the drain plug. Allow the pump oil to drain out. The
oil drains faster if it is still warm.
6
Replace the drain plug after draining the oil.
7
Refill the foreline pump until the oil level is between the two
fill marks in the site window.
8 Replace the fill cap.
WA R N I N G
The foreline pump can cause burns if touched when operating. It
has a safety shield to prevent the user from touching it.
WA R N I N G
The foreline pump may be hot.
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WA R N I N G
The old pump oil may contain toxic chemicals. Treat it as
hazardous waste.