Chromalox NWHO-33015 user manual

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®
Chromalox
SERVICE REFERENCE
Installation
DIVISION 4 SECTION NHWO
and
SALES
REFERENCE (Supersedes PE406-4) PE406-5
RENEWAL PARTS IDENTIFICATION
161-048710-001
DATE FEBRUARY, 1999
1-3/8” Conduit
12-5/16”
Openings
Type NWHO-3 Series Circulation Heaters
8-1/32”
1” Pipe
Outlet
(for Regular and Fuel Oil Heating)
Specifications — Table A
Thermostat
Type AR
Regular Oil Heaters
Dimensions (In.)
A B C Mounting Lugs
3/8” - 16
2
Model Volts Phase kW W/In AB C
Threa

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INSTALLATION 3. Whether vertically or horizontally, the heater should be rigidly 5. DANGER: Hazard of Fire. Provide minimum of 6” spacing mounted so that vibration is at a minimum since excessive vibra- from chamber and related piping to nearest combustible material. tion will result in erratic thermostat operation. The NWHO-3 is Do not operate near combustible fluids or in combustible vapor or provided with mounting lugs to support the heating chamber. (See gas laden atmosphere. photo.) 6. Prov

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RENEWAL PARTS IDENTIFICATION Regular Oil Heater Fuel Oil Heater Heating Heating Model Volts Phase kW Elements Model Volts Phase kW Elements NWHO-33015 240 1 3 155-024796-031 NWHO-30315 240 1 3 155-024796-066 NWHO-33015 240 3 ss 3 155-024796-032 NWHO-30315 240 3 ss 3 155-024796-067 NWHO-33015 480 1 3 155-024796-033 NWHO-30315 480 1 3 155-024796-068 NWHO-33015 480 3 ss 3 155-024796-034 NWHO-30315 480 3 ss 3 155-024796-069 NWHO-34515 240 1 4.5 155-024796-036 NWHO-30415 240 1 4 155-024796-071 NWHO-3

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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 Phone: 1-800-368-2493 www.chromalox.com 99 - 050 TA - P9 - EF Litho in U.S.A.