Chromalox PE426-2 user manual

Summary of the content on the page No. 1

®
Chromalox
SERVICE REFERENCE
Installation, Operation
DIVISION 4 SECTION NWHO
and
SALES
(Supersedes PE426-1) PE426-2
REFERENCE
RENEWAL PARTS IDENTIFICATION
161-058063-001
DATE JANUARY, 2003
NWHO(F)-18 Circulation Heaters
(for Regular and Fuel Oil Heating)
15-1/8”
Specifications — Table A
2-1/2” Pipe
Outlet
Regular Oil Heaters
Dimensions (In.)
2
Model Volts Phase kWW/In
AB C
NWHO-1830R15 240 or 480 3  30 20 53-7/8 32-11/16 29-3/16
NWHO-1840R15 240 or 480 3

Summary of the content on the page No. 2

INSTALLATION 4. By using a slotted mounting assembly on either of the lugs, the heater chamber will be permitted to expand with increasing tem- ELECTRIC SHOCK HAZARD. Disconnect all power perature. before installing or servicing heater. Failure to do so 5. Provide adequate space at terminal to end permit withdrawal of the could result in personal injury or property damage. heater from chamber should servicing be required. Heater must be installed by a qualified person in accor- dance with the Na

Summary of the content on the page No. 3

OPERATION Sheath corrosion can result in a ground fault FIRE/EXPLOSION HAZARD. Do not exceed the which, depending upon the solution being heated, Pressure-Temperature rating of the flange as listed in can cause an explosion or fire. ANSI B16.5. 1. Do not heat solutions that are corrosive to the heating element sheath or the heating chamber. IMPORTANT: It is the responsibility of the purchas- 2. Terminal ends of heater must be protected from drippings, con- er of the heater to make the ultimate c

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Limited Warranty: Please refer to the Chromalox limited warranty applicable to this product at http://www.chromalox.com/customer-service/policies/termsofsale.aspx. 2150 N. RULON WHITE BLVD., OGDEN, UT 84404 TA - U0 - EF Phone: 1-800-368-2493 www.chromalox.com Litho in U.S.A.