Exchangeable Head (Wa); Installation Of The Interchangeable Unit - Xylem TitroLine 7800 Mode D'emploi

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2.7

Exchangeable head (WA)

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Fig. 15
13) TZ 2003 - drying tube
14) TZ 3802 - threaded cap with borehole GL 45, incl. adapter with 2 openings for drying tube and suction hose
15) TZ 3873 - dosing hose without dosing tip and holding bracket, or
TZ 3874 - dosing hose with dosing tip and holding bracket
16) TZ 3803 - 1 litre reagent bottle, brown
17) TZ 3900 - UV protection
18) TZ 1507 - plastic drip-down tubule
19) TZ 3000 - 3/2-way valve
20) TZ 3801 - valve cover lid
21) TZ 3872 - connection hose
22) TZ 3871 - suction hose

Installation of the Interchangeable Unit

2.7.1
Fig. 15 shows a completely assembled interchangeable unit.
1. Remove the valve with the attached hoses from the pack, and then push it on the valve support until it
snaps in position.
2. Slip on the valve cover lid on the valve as is shown (Fig. 15).
3. Insert the TZ 3872 connection hose in the threaded hole provided in the burette cylinder and tighten
it manually.
4. Insert the TZ 3871 suction hose into the threaded opening of the GL 45 or S 40 adapters and tighten
it manually.
5. At KF: Remove the standard dosing hose TZ 3874 from the valve.
Connect the dosing hose including from the KF titration vessel TZ 1770.
All the other hoses are already preassembled.
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