Instruction/ maintenance manual of the product PK407-4 Chromalox
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(Supersedes PK407-3) PK407-4 AR 161-562793-001 MARCH, 2004 4 and Installation, Operation RENEWAL PARTS IDENTIFICATION T ype AR Industrial Thermostat (Thr ee Phase) © 2010 Chromalox, Inc. 2-21/32" Length (Refer to Specifications T able A) Dia. Bulb 2" O.
GENERAL NOTICE: T ype AR Thermostats are designed for temperature control service only . Because they do not fail safe, they should not be used for temperature limiting duty . The system designer is responsible for the safety of this equipment and should install adequate back-up controls and safety devices with their electric heat- ing equipment.
ELECTRIC SHOCK HAZARD. Disconect all power to heater before installing or servicing thermostat. Failure to do so could result in personal injur y or property damage. Thermostat must be installed by a qualified person in accordance with the National Electrical Code, NFP A 70.
1347 HEIL QUAKER BL VD., LA VERGNE, TN 37086 Phone: (615) 793-3900 www .chromalox.com RENEW AL P ARTS IDENTIFICA TION 027-057548-00 Mounting Brack 119-114623-003 152-025660-004 Housing 1423 Thermostat.
An important point after buying a device Chromalox PK407-4 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Chromalox PK407-4 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 Chromalox PK407-4 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Chromalox PK407-4 you will learn all the available features of the product, as well as information on its operation. The information that you get Chromalox PK407-4 will certainly help you make a decision on the purchase.
If you already are a holder of Chromalox PK407-4, 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 Chromalox PK407-4.
However, one of the most important roles played by the user manual is to help in solving problems with Chromalox PK407-4. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Chromalox PK407-4 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
