Wilkerson L28 User Manual

Warning, Caution, Safety guide

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INSTALLATION

1. Refer to WARNING prior to installation.
2. Install as close to the point of use as possible.
3. Unit must be installed with the flow in the direction of the flow arrow

on the body cover and with bowl down.

4. Avoid using reducing bushings, couplings, etc., whenever possible to

install this product. These devices restrict air flow and can affect
performance.
NOTE: CONTAMINATES REMOVED FROM THE COMPRESSED
AIR SYSTEM MUST BE DISPOSED OF IN ACCORDANCE WITH
LOCAL, STATE AND FEDERAL STANDARDS.

OPERATION

1. NOTE: Maximum pressure rating is 150 psig (10.3 bar) for

plastic bowl/bowl guard assembly, and 250 psig (17.2 bar) for
metal bowl with sight gauge. Temperature range is 32°F to
125°F (0°C to 52°C) for plastic bowl/bowl guard assembly, and
32°F to 150°F (0°C to 65.5°C) for metal bowl with sight gauge.

2. Use only clean, light machine oil, preferably SAE 10 or lighter. DO

NOT USE PHOSPHATE ESTER OR DIESTER BASED FLUIDS IN
LUBRICATORS.

3. This lubricator may be filled under pressure by opening the top fill

port slowly, allowing the pressure in the bowl to slowly vent to
atmosphere. After the pressure has bled off, the fill plug may be
removed completely and oil poured into the fill port. When the fill plug
is removed, a small amount of air will be venting from the fill port.
This is to serve as an audible signal denoting that the unit is in fact
under pressure. If faster filling is desired, slowly remove the fill plug
to vent the bowl pressure to atmosphere. Then remove the bowl/bowl
guard assembly by pushing up on the bowl and turning clockwise.
Fill the bowl, reposition the bowl O-ring seal on the bowl and reinstall
the bowl. To reinstall the bowl, insert the bowl into the body, push up
and turn counterclockwise until you feel the locating stops engage.
Pull down on the bowl and turn clockwise to insure the bowl has
been properly installed and locked. Now reinstall the fill plug. The unit
is ready for use.

4. To adjust and set oil delivery rate, the unit must be pressurized and

air must be flowing through the unit. Turn the transparent SIGHT
DOME, located on the top of the unit counterclockwise to initiate oil
delivery. The rate of oil delivery depends on air flow rate. If flow
increases or decreases, the oil delivery rate will increase or
decrease proportionately. Turning the SIGHT DOME clockwise to
limit stop will stop all oil delivery.

MAINTENANCE
THIS UNIT MAY BE SERVICED WITHOUT REMOVING THE UNIT
FROM THE COMPRESSED AIR LINE.

1. To clean the bowl, slowly open and remove the fill plug located on the

top of the lubricator to vent bowl pressure to atmosphere. Push up on
bowl assembly and turn clockwise to remove. Use a clean, dry cloth
to wipe inside of bowl. Inspect the filter located in the bottom of the
siphon tube assembly. Clean or replace the siphon tube assembly as
required. To reinstall the bowl, insure that the bowl seal O-ring is
properly installed on the bowl, insert the bowl into the body and
push-up and turn counterclockwise until the locating stops engage.
Pull down on the bowl and turn clockwise to insure the bowl has
been properly installed and locked.

2. Before returning unit to service, insure that all seals have been

reinstalled or replaced and bowl is locked in position with drain
properly secured.

DRAINS

Manual Drain .................................................................. GRP-96-685

ACCESSORIES

Joiner set ......................................................................... GPA-96-601
T-Bracket .......................................................................... GPA-96-602
T-Bracket with Joiner set ................................................. GPA-96-603
C-Bracket (18 Series) ...................................................... GPA-96-604
C-Bracket (28 Series) ...................................................... GPA-96-605
Force Fill Adapter ............................................................ LRP-96-704

E N G L I S H

WARNING

To avoid unpredictable system behavior that can cause personal injury
and property damage:

Disconnect electrical supply (when necessary) before installation,
servicing, or conversion.

Disconnect air supply and depressurize all air lines connected to
this product before installation, servicing, or conversion.

Operate within the manufacturer’s specified pressure, temperature,
and other conditions listed in these instructions.

Medium must be moisture-free if ambient temperature is below freezing.

Service according to procedures listed in these instructions.

Installation, service, and conversion of these products must be
performed by knowledgeable personnel who understand how
pneumatic products are to be applied.

After installation, servicing, or conversion, air and electrical supplies
(when necessary) should be connected and the product tested for
proper function and leakage. If audible leakage is present, or the
product does not operate properly, do not put into use.

Warnings and specifications on the product should not be covered
by paint, etc. If masking is not possible, contact your local
representative for replacement labels.

!

!

CAUTION

Polycarbonate bowls, being transparent and tough, are ideal for use with Filters
and Lubricators. They are suitable for use in normal industrial environments,
but should not be located in areas where they could be subjected to direct
sunlight, an impact blow, nor temperatures outside of the rated range. As with
most plastics, some chemicals can cause damage. Polycarbonate bowls should
not be exposed to chlorinated hydrocarbons, ketones, esters and certain alcohols.
They should not be used in air systems where compressors are lubricated with
fire-resistant fluids such as phosphate ester and di-ester types.
Metal bowls are recommended where ambient and/or media conditions are
not compatible with polycarbonate bowls. Metal bowls resist the action of
most such solvents, but should not be used where strong acids or bases are
present or in salt laden atmospheres. Consult the factory for specific
recommendations where these conditions exist.
TO CLEAN POLYCARBONATE BOWLS USE MILD SOAP AND WATER
ONLY! DO NOT
use cleansing agents such as acetone, benzene, carbon
tetrachloride, gasoline, toluene, etc., which are damaging to this plastic.

Bowl guards are recommended for added protection of polycarbonate bowls
where chemical attack may occur.

Installation & Service Instructions
84-013-000

Lubricator Model L18 and L28

ISSUED: November, 2006
Supersedes: July, 2004

Doc.#84013000, ECN# 060870, Rev. 3

Richland, MI 49083

Tel: (269) 629-5000

WARNING

FAILURE OR IMPROPER SELECTION OR IMPROPER USE OF THE
PRODUCTS AND/OR SYSTEMS DESCRIBED HEREIN OR RELATED ITEMS
CAN CAUSE DEATH, PERSONAL INJURY AND PROPERTY DAMAGE.
This document and other information from The Company, its subsidiaries
and authorized distributors provide product and/or system options for further
investigation by users having technical expertise. It is important that you
analyze all aspects of your application, including consequences of any
failure and review the information concerning the product or systems in the
current product catalog. Due to the variety of operating conditions and
applications for these products or systems, the user, through its own
analysis and testing, is solely responsible for making the final selection of
the products and systems and assuring that all performance, safety and
warning requirements of the application are met.
The products described herein, including without limitation, product features,
specifications, designs, availability and pricing, are subject to change by
The Company and its subsidiaries at any time without notice.

EXTRA COPIES OF THESE INSTRUCTIONS ARE AVAILABLE FOR
INCLUSION IN EQUIPMENT / MAINTENANCE MANUALS THAT UTILIZE
THESE PRODUCTS. CONTACT YOUR LOCAL REPRESENTATIVE.

!

Safety Guide

For more complete information on recommended application guidelines, see the
Safety Guide section of Pneumatic Division catalogs or you can download the
Pneumatic Division Safety Guide at: www.wilkersoncorp.com

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This manual is related to the following products:

L18