112 1100 Series WS MWS Reference Manual
4 Repairing the Sampler
Installing the Needle Assembly
1 Pull the loop capillary in the new needle assembly (G1367-87201 or
G1377-87201).
2 Attach the 5/16 inch wrench to hold position at the needle assembly. Use
the 4 mm wrench to tighten the fitting of the loop capillary.
3 Push the loop capillary into the loop capillary protection tube until it comes
out on the sampling unit side.
4 Tighten the loop capillary fitting to the analytical head.
5 Install the loop capillary corrugated waste tube over the loop capillary
6 Pinch the holder clamp and reinsert the needle assembly into the needle
carrier.
7 Lock the needle tighter lock system.
8 Push the black chain into the needle assy until the stop.
9 Check the alignment of the needle in the needle pusher of the needle carrier
by viewing from several directions to see that it is aligned in the center of
the needle pusher.
When required When the needle is visibly damaged
When the needle is blocked
Tools required Two 1/4 inch-5/16 inch wrenches 8710-0510 (supplied in accessory kit)
4 mm open end wrench 8710-1534 (supplied in accessory kit)
Parts required G1367-87201 Needle assembly for G1367A/68A
G1377-87201 Needle assembly for G1377A/78A
WARNING
When opening capillary or tube fittings, solvents may leak out. Please observe
appropriate safety procedures (for example, goggles, safety gloves and protective
clothing) as described in the material handling and safety data sheet supplied by the
solvent vendor, especially when toxic or hazardous solvents are used.
NOTE
Do not hold the needle during this step to avoid to bending it.
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