Reznor VR is a high-performance infrared heater designed to provide efficient and reliable heating solutions for various indoor applications. With its advanced features and capabilities, it offers versatility and ease of use, making it an ideal choice for a wide range of heating needs.
Reznor VR is a high-performance infrared heater designed to provide efficient and reliable heating solutions for various indoor applications. With its advanced features and capabilities, it offers versatility and ease of use, making it an ideal choice for a wide range of heating needs.
NOTICE:
The information contained on the following page(s) was produced
prior to May 1, 2014. On that date Reznor became part of
Nortek, Inc.
References to any other company afliations are no longer valid.
©2014 Reznor, LLC. All Rights Reserved.
Trademark notice: Reznor is registered in at least the United States.
0514 PDF Form Cover1
Form I-VR-HA, P/N 205523R1, Page 1
High Altitude Pressure Switches (Option DJ20 required above 6000 ft/1830M)
Model VR and GVR VR VR and GVR
Size 50 75 100 125 150 175 125 150 175
Electrical Frequency 50 Hz or 60 Hz 60 Hz 50 Hz
Option DJ20 Package P/N 205524 205525 258817 258818 258819
High Altitude Switch P/N 205445 205446 197030 203932 205444
Differential OFF Setpoint
(“ w.c.)
0.15 0.70 0.40 0.25 0.30
Label Color Gray Pink Green
High Altitude Kits for Elevations
above 6000Ft/1830M, Option DJ20
Form I-VR-HA (Version A)
Obsoletes Form I-VR-HA
If a Model VR or GVR heater is being installed above 2000 ft (610M), the input
rate must be derated. This is done by adjusting the valve outlet pressure as
explained in the heater installation manual. In addition, if a Model VR or GVR
50, 75, 100, 125, 150, or 175 is being installed at an altitude above 6000 ft
(1830 M), the pressure switch must be changed.
The high altitude pressure switch is ordered as Option DJ20, High Altitude Kit.
Be sure your kit matches your installation.
Application and
Kit Components
• Option DJ20 is
required above
6000 ft (1830M)
Installation
Instructions
FIGURE 1 - Pressure
Switch
WARNING: The high altitude kit is to be selected and
installed by a qualied service person in accordance with
these instructions and in compliance with all codes and
requirements of authorities having jurisdiction. The qualied
agency performing this work assumes responsibility for this
installation.
WARNING: The instructions in this sheet are designed to pre-
pare a heater for high altitude operation prior to installation.
If your heater is installed, for your safety, turn off the gas and
the electric before servicing.
1. In the control compartment, locate the pressure switch (FIGURES 1 & 2).
2. Mark and disconnect the two wires attached to the pressure switch.
3. Disconnect the sensing tubes from the pressure switch.
FIGURE 2 -
Pressure
Switch
Location
®
Applies to: Tubular Infrared
Model VR (60 Hz) and Model GVR (50 Hz)
Form I-VR-HA, P/N 205523R1, Page 2
Installation
Instructions
(cont’d)
©2009 Thomas & Betts Corporation, All rights reserved.
Trademark Note: Reznor
®
is registered in at least the Untied States.
GAZ INDUSTRIE
®
is registered in at least France.
7/09 Form I-VR-HA (Version A)
4. Locate the two screws holding the switch mounting bracket. Remove the
screws (save screws) and the pressure switch.
5.
Using the same screws, install the high altitude pressure switch. Attach the
sensing tube and wires.
IMPORTANT: When the heater is installed, as part of startup, adjust
the valve outlet pressure and attach the high altitude adjustment
label that is shipped with the heater. Adjustment instructions and
derated input rates and capacities are in the heater installation
manual.
Manifold Pressure Settings above 6000 ft (1830M)
Altitude Natural Gas (“ w.c.) Propane Gas (“ w.c.)
Feet Meters
50, 75, 100,
125, 150
175 & 200 All Sizes
6001 - 7000 1831 - 2135 1.8 2.6 5.2
7001 - 8000 2136 - 2440 1.6 2.3 4.6
8001 - 9000 2441 - 2745 1.4 2.0 4.1
9001 - 10000 2746 - 3051 1.3 1.8 3.6
-
1
-
2
-
3
Reznor VR is a high-performance infrared heater designed to provide efficient and reliable heating solutions for various indoor applications. With its advanced features and capabilities, it offers versatility and ease of use, making it an ideal choice for a wide range of heating needs.
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