96 1200 Series Quarternary Pump User Manual
7 Maintenance
Simple Repairs
11 Place the support rings on the plunger housing (plungers not installed) and
snap the pump head and plunger housing together.
12 Insert the plungers and carefully press them into the seal.
13 Tighten the lock screw.
14 Slide the pump head assembly onto the metering drive. Apply a small
amount of pump head grease (part number 79846-65501) to the pumphead
screws and the balls of the spindle drive. Tighten the pumphead screws
stepwise with increasing torque
15 Reconnect all capillaries, tubes and the active inlet valve cable to its
connector.
16 Route the wash inlet tube into a bottle filled with a mixture of distilled
water and isopropanol (90/10) and place the bottle above the pump in the
solvent cabinet.
17 Route the outlet of the wash tube into a waste container.
Figure 22 Pumphead after completed installation.
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