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ELK150EX-04033N page 1 of 1
EL150EX SWITCH/TERMINAL KIT
INSTALLATION INSTRUCTIONS
EL150EX-04033N
Effective 02-04
Section 15
00-02-0564
Installation
1. Place screws in terminal block mounting holes and fasten to
the cover as shown in Figure 1.
2. Place clear plastic insulator behind microswitch and insert
screws through microswitch mounting holes.
3. Place microswitch assembly inside the cover and tighten
screws as shown in Figure 1. Make sure that all wires are placed
along the left side of the cover and that they do not interfere with
the operation of the unit.
4. Calibrate the microswitch by holding the microswitch arm
down and bending the end of the arm up with needle nose pliers.
(See Figure 2)
5. Hold the unit in hand, and move the float down while listening
for the microswitch to “click”. Microswitch should “click” when
pointer is between the L
and O in the word LOW as shown in
Figure 2.
6. Repeat steps 4 & 5 until microswitch “clicks” at the correct
location.
Please read the following information before installing. A visual inspection of this product for damage during shipping is rec-
ommended before mounting. It is your responsibility to have a qualified person install this unit and make sure it conforms to NEC
and local codes.
GENERAL INFORMATION
WARNING
BEFORE BEGINNING INSTALLATION OF THIS MURPHY PRODUCT
✔✔
Disconnect all electrical power to the machine.
✔✔
Make sure the machine cannot operate during installation.
✔✔
Follow all safety warnings of the machine manufacturer.
✔✔
Read and follow all installation instructions.
CONTROL SYSTEMS & SERVICES DIVISION
P.O. Box 1819; Rosenberg, Texas 77471; USA
+1 281 633 4500 fax +1 281 633 4588
e-mail sales@fwmurphy.com
MURPHY DE MEXICO, S.A. DE C.V.
Blvd. Antonio Rocha Cordero 300, Fracción del Aguaje
San Luis Potosí, S.L.P.; México 78384
+52 444 8206264 fax +52 444 8206336
Villahermosa Office +52 993 3162117
e-mail ventas@murphymex.com.mx
www.murphymex.com.mx
INDUSTRIAL PANEL DIVISION
P.O. Box 470248
Tulsa, Oklahoma 74147 USA
+1 918 317 4100 fax +1 918 317 4266
e-mail sales@fwmurphy.com
www.fwmurphy.com
FRANK W. MURPHY, LTD.
Church Rd.; Laverstock, Salisbury SP1 1QZ; U.K.
+44 1722 410055 fax +44 1722 410088
e-mail sales@fwmurphy.co.uk
www.fwmurphy.co.uk
In order to consistently bring you the highest quality, full featured products, we reserve the right to change our specifications and designs at any time.
FW Murphy
P.O. Box 470248
Tulsa, Oklahoma 74147 USA
+1 918 317 4100 fax +1 918 317 4266
e-mail sales@fwmurphy.com
www.fwmurphy.com
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USA–ISO 9001:2000 FM 28221
UK–ISO 9001:2000 FM 29422
Printed in U.S.A.
Warranty
A limited warranty on materials and workmanship is given with this FW Murphy product. A copy of the warranty may be
viewed or printed by going to www.fwmurphy.com/support/warranty.htm
Figure 1.
Complete Installation of Switch/Terminal Kit
Figure 2.
Example of Correct Calibration
Terminal
Block
Microswitch
Assembly