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13117-10-0709

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1.  In selecting a location for installation, it is necessary to provide 

adequate  accessibility  clearances  for  servicing  and  proper 

installation.

2.  Unit is supported by a wall bracket secured to the wall.

3.  The minimum clearances from casing to combustible construction 

is 48" (121cm) on top, 6" (152mm) on each side and 4" (102mm) 

from the floor or from the top surface of carpeting, tile or other 

floor covering and 0" (0mm) to rear wall.

4.  The minimum distance from the center of the vent cap to the 

nearest outside corner or obstruction is 24" (610mm).

5. 

The DV-25 and DV-35 minimum wall depth is 4 1/2" (114mm) 

(and the maximum is 13" (330mm).  The use of tubes not 

supplied  by  the  manufacturer  results  in  unsatisfactory 

performance.

The  vent  terminal  of  a  direct  vent  appliance,  with  an  input  of 

50,000 (14.6 KW) BTU per hour or less shall be located at least 9" 

(229mm) from any opening through which flue gases could enter a 

building.  The bottom of the vent terminal and the air intake shall 

be located at least 12" (305mm) above grade.

WARNING:  The nearest point of the vent cap should be 

a minimum horizontal distant of six (6) (1.83m) feet from 

any pressure regulator.  In case of regulator malfunction, 

the six (6) (1.83m) feet distance will reduce the chance of 

gas entering the vent cap. 

Location of Furnace

Pick a location on an outside wall with a clear space of 28" (711mm) 

high by 49" (124cm) wide in the room.

Locating Wall Opening

The furnace is to be located on an outside wall.  Locate wall studs 

so that wall opening will be located between wall studs.  The wall 

studs can be used for attachment of wall mounting bracket.  The 

wall opening required as shown in Figure 3 is a diameter of 7 1/2 

inches (191mm).

a template is provided in furnace carton for positioning furnace 

on the wall.  also, refer to Figure 3 for positioning the furnace on 

wall and for locating gas line connection.

Figure 4 will position the furnace four inches off the floor.  If it is 

desired to position the furnace higher on the wall, add the difference 

to the "a," "B" and "C" dimensions.  

Note: The vent opening is 

not in the center of the furnace.

Figure 3

Figure 4

CLEARANCES

INSTALLATION INSTRUCTIONS

Summary of Contents for DV-25T-1

Page 1: ...ual with the appli ance Consumer Retain this manual for future refer ence Do not store or use gasoline or other flamma ble vapors and liquids in the vicinity of this or any other appliance WHAT TO DO...

Page 2: ...tion 6 Specifications 6 Gas Supply 7 Clearances 8 Installation Instructions 8 10 Thermostat Location 11 Lighting Instructions 12 Pilot Flame Characteristics 13 Main Burner Flame Characteristics 13 Mai...

Page 3: ...o examine venting system periodically and replace damaged parts Do make a periodic visual check of pilot and burner Clean and replace damaged parts CAUTION Pilot hole cover must be kept tightly closed...

Page 4: ...perform service or make adjustments in an area where the conditions are such that you may not detect the odor if there has been a leak of LP Gas Odor fade due to oxidation by rust or adsorption on wal...

Page 5: ...requiredinaccordance with the above provisions shall comply with NFPA 720 and be ANSI UL 2034 listed and IAS certified 3 SIGNAGE Ametalorplasticidentificationplateshallbe permanently mounted to the ex...

Page 6: ...acementofgaspiping gasutilizationequipment or accessories and repair and servicing of equipment shall be performed only by a qualified agency The term qualified agency meansanyindividual firm corporat...

Page 7: ...gas line upstream of the gas control to aid in servicing It is required by the National Fuel Gas Code that a drip line be installed near the gas inlet This should consist of a vertical length of pipe...

Page 8: ...intake shall be located at least 12 305mm above grade Warning The nearest point of the vent cap should be a minimum horizontal distant of six 6 1 83m feet from any pressure regulator In case of regul...

Page 9: ...ttaching Furnace to Wall Mounting Bracket 1 Remove casing front from furnace 2 Lay furnace face down on a non abrasive work surface 3 Place collar on four inch flue tube against combustion camber back...

Page 10: ...unt ing plate with three 3 10 x 1 2 screws 4 Reassembly and resealing vent air intake system is completed Installing a Vent Near a Window Ledge Other Type of Project or on Siding vinyl aluminum etc Di...

Page 11: ...terminals 400 450 millivolts with thermostat OFF Across the thermopile terminals 150 250 millivolts with thermostat ON Across the thermostat wires at the valve less than 30 millivolts with thermostat...

Page 12: ...ock wise to OFF Do not force 5 Replace casing front assembly 1 Stop Read the safety information above 2 Set the thermostat to lowest setting 3 Turn off all electric power to the appliance if appli cab...

Page 13: ...on the inner casing bottom On Propane gas if a whistling noise resonation occurs screw air adjustment bolt into the chamber support in order to reduce the amount of primary air If the whistling noise...

Page 14: ...occurs a See Page 13 Primary Air Adjustment b Reduce manifold pressure c Size main burner orifice with a drill bit For DV 25 use 54 drill bit For DV 35 use 50 drill bit Removing Main Burner 1 Disconne...

Page 15: ...udes 5 6 26 DV 778 Gasket Burner Door 5 M 178 Gasket Inlet Collar 27 M 151 B Gasket Pilot Burner 6 13106 Inlet Tube inner Welded Assembly 28 DV 994 Pilot Shield 7 13064 Inlet Tube Outer Assembly 29 R...

Page 16: ...13117 10 0709 Page 16 PARTS VIEW...

Page 17: ...the blower assembly The switch box is adjacent to the combustion chamber The fan control is a non adjustableautomatictype Thefancontrolwillrequirebetween 5 and 10 minutes of main burner operation befo...

Page 18: ...ting season using 2 or 3 drops each time If the motor fails to start and hums it could be a tight bearing due to lack of oil This may be corrected by pouring kerosene in the oil holes allowing to stan...

Page 19: ...13117 10 0709 Page 19 SERVICE NOTES...

Page 20: ...ms Empire Comfort Systems Inc 918 Freeburg Ave Belleville IL 62220 If you have a general question about our products please e mail us at info empirecomfort com If you have a service or repair question...

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