Howell Laboratories, Inc.

P. O. Box 389, 188 Harrison Rd., Bridgton Maine 04009 USA

(207) 647-3327	(888) 744-8359	FAX (207) 647-8273	contracts@howelllabs.com

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HLI News
New contract: 7600 ECOLCELL Chlorinators for DDG-113 and follow ships. [More]
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Portable seawater chlorinator: Port-A-Chlor 8600. [More]
Upgraded medium-pressure air dehydrator, Model 8785, to replace our obsolete Model 7053. Call now for more information
Customized potable water treatment systems for Iraqi 35m patrol boats ... ... or for your application! Call now for more information
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January 2010: HLI supporting relief efforts in Haiti
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September 2008: David Douglas joins HLI as Director of Sales, Marine Products.

Replacement of P/N 7349 Flowmeter

Replacing a Flowmeter in a Model 7060 MEDG

Due to a configuration change by the component manufacturer, a replacement Howell Laboratories, Inc. Part No. 7349-03 flowmeter will not fit in the mounting recess used by the original equipment. Therefore, if replacing this flowmeter, use the following procedure:

I. Parts provided:

• Flowmeter P/N 7349-03, qty 1.
• Top brace P/N 7433-02, qty 1.
• Bottom brace P/N 7433-03, qty 1.
• Retaining strap 7728-01, qty 2.
• 10-32 screws with flat washers, qty 2 sets.
• 1/4-20 screws with nuts and flat washers, qty 4 sets.
• 6-32 screws with nuts and flat washers, qty 4 sets.

II. Lock out and tag out.

Shut the equipment down and lock and tag it out in accordance with the technical manual.

III. Remove the defective flowmeter.

1. Disconnect the two hoses from the hose barbs on the defective flowmeter.
2. Remove the mounting screws and braces securing the flowmeter to the panel. Remove the flowmeter.

IV. Install the new flowmeter (figure).

1. Remove the two hose barbs from the defective flowmeter and install them (1) in the new flowmeter (2), using a good grade of silicone lubricant on the O-rings.

NOTE:	The flowmeter mounts on the FRONT of the panel, not into the rear like the old one!

2. Using the 1/4-20 screws, nuts and washers (3), secure the top brace (4) and bottom brace (5) to the panel (6). Don't tighten yet.
3. Using the 10-32 round-head screws (7) with flat washers, secure the flowmeter to the braces, sandwiching the panel in between. Don't tighten these screws at this time.
4. Install the retaining straps (8) over the flowmeter with the 6-32 screws, nuts and washers (9), extending through the panel and the braces as shown.
5. Align all the parts and tighten the hardware.
6. Connect the hose sections to the two hose barbs (1). Flowmeter replacement is complete.

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Last updated: 10/15/09 Webmaster: Al Friend © 2008-2009 Howell Laboratories, Inc. All rights reserved.		Printable Adobe Acrobat version
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