Hach-Lange LDO Air Blast Head User Manual

Instruction Sheet

LDO Air Blast Head, Guard Head Installation

1. Loosen the two allen head cap screws using the allen wrench supplied with the kit. Slide
the air blast cleaning head or the guard head on the sensor body.

2. Push the head onto the sensor body (Figure 1, item 3).

3. Tighten the allen head capscrews. Do not overtighten. Refer to the Air Blast manual for air

hose connections, where applicable.

DOC306.53.00802

Figure 1 Air blast head and sensor guard head components

1 Sensor body 5 Air hose assembly (not supplied with kit)

2 Air blast cleaning head assembly (Cat. No. 6190250) 6 Guard head assembly (Cat. No. 6184750)

3 Assembly detail. 7 Allen head cap screw (2 assembled) 6-32x1 in.

( Cat. No. 010293)

4 Elbow (Cat. No. 6172200) with quick-connect fitting

(Cat. No. 4H1314)

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© Hach Company, 2007. All rights reserved. Printed in the U.S.A. Edition 1, April 07 eac/dk

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8 Allen wrench (Cat. No. 5134500)

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