Instruction/ maintenance manual of the product Series LM300 Murphy
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LM-92164N Revised 10-03 Section 15 (00-02-0176) Installation Instructions for Level Maintainers Model Series LM300 LM300: Level Maintainer only (no switches). LM301: Low switch contacts for low level shutdown or alarm. Four wires, SPDT . LM302: T wo switches for low and high level shutdown or alarm.
LM-92164N page 2 of 4 DIMENSIONS TYPICAL INST ALLA TION 8-1/4 in. (210 mm) Crankcase Vent 1/2-14 NPT Oil Inlet Connection * 1/2-14 NPT with removable screen 6 in. (152 mm) Test Knob Electrical Conduit 1/2-14 NPT Monitoring Port Connection 3 places, 3/4-14 NPT * Applies to level maintaining models only.
LM-92164N page 3 of 4 TYPICAL INST ALLA TION continued Crankcase (Oil Pan) Mounting 1. Install the universal bracket to the crankcase using the existing crankcase bolts (Figure 3A). Crankcase bolt diameter must be no larger than 7/16 inch (1 1 mm). NOTE: Check clearance between crankcase and mounting bracket before installing the mounting bracket.
LM-92164N page 4 of 4 OPERA TING RANGES OF SWITCHES 3/4 in. (19 mm) Normal Operating Range Low Zone Shutdown or Alarm High Zone Shutdown or Alarm 3/8 in. (10 mm) 3/8 in. (10 mm) 3/4 in. (19 mm) Normal Operating Range Low Zone Alarm Low-Low Zone Shutdown 3/4 in.
An important point after buying a device Murphy Series LM300 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Murphy Series LM300 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Murphy Series LM300 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Murphy Series LM300 you will learn all the available features of the product, as well as information on its operation. The information that you get Murphy Series LM300 will certainly help you make a decision on the purchase.
If you already are a holder of Murphy Series LM300, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Murphy Series LM300.
However, one of the most important roles played by the user manual is to help in solving problems with Murphy Series LM300. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Murphy Series LM300 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
