OWNER’S MANUAL
INTRODUCTION
Model EVGL850N is a radiant heat decora- tive gas appliance that use an electronic gas control valve with electronic ignition sys- tem. A 5”
WARNING: This gas appli- ance must not be connected to a chimney flue servicing a solid fuel burning appliance.
•Model EVGL850N uses NATURAL GAS ONLY.
If you have any doubts as to which gas your particular unit is approved and tested for use with, please check the rating plate located behind the control access door (Figure 1, page 2).
BEFORE YOU BEGIN
Before beginning the installation of your appliance, read these instructions through completely.
This appliance, when installed, must be electrically grounded in accordance with local codes or, in the absence of local codes, with the National Electrical Code, ANS/ NFPA 70 or the Canadian Electrical Code, CSA C22.1.
The installation must conform with local codes or, in the absence of local codes, with the current National Fuel Gas Code, ANS Z223.1 or with the current CAN/CGA B149 Installation Codes.
This appliance complies with ANS Z21.50- 1998 and CSA
WARNING: Installation of this appliance must be done by a quali- fied service person well trained in the installation of such appli- ances. You will also need a build- ing permit from your local Build- ing and Safety Commissioner before installing this appliance; otherwise your insurance co. may not cover this appliance.
This appliance is not intended to be used as a primary source of heat.
CAUTION: Do not connect appliance before pressure test- ing gas piping. Damage to gas valve may result and an unsafe condition may be caused.
The appliance and it’s individual equipment shutoff valve must be disconnected from the gas supply piping system during any pres- sure testing of that system at test pressures in excess of 1/2 psig (3.5 kPa).
The appliance must be isolated from the gas supply piping system by closing its indi- vidual equipment shutoff valve during any pressure testing of the gas supply piping system at test pressures equal to or less than 1/2 psig (3.5 kPa).
For the purpose of input adjustment two pressure taps (for IN and OUT pressures) are provided on the gas control valve for test gauge connections to the appliance.
This DESA appliance and its approved com- ponents are safe when installed according to this installation manual and are operated as recommended by DESA. Unless you use DESA approved components tested for this appliance, YOU MAY CAUSE A FIRE
HAZARD!
The DESA warranty will be voided by, and DESA disclaims any responsibility for the following actions :
A)Modification of the appliance or any of the components.
B)Use of any component part not ap- proved by DESA in combination with this appliance.
C)Installation and/or operation in a man- ner other than instructed in this manual.
D)The burning of anything other than the type of gas approved for use in this gas appliance.
GAS RATING
Type of Gas | Natural |
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Max. Input Rating: | 21,000 Btu/hr |
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Manifold Pressure: | 3.5 in. WC (.87 kPa) |
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Minimum Supply Pressure: | 4.5 in. WC (1.12 kPa) |
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Maximum Supply Pressure: | 10.5 in. WC (2.66 kPa) |
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Orifice Size: | # 45 |
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107050 | 3 |