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123167-01D

21

OPERATION

Continued

Figure 28 - Thermostat Hand-Held 

Remote Control Unit

LOCK

MANU

AUTO

ºC/ºF

TEMP

POWER

ROOM
TEMP

SET
TEMP

AUTO

Turns 
Hand-Held 
Remote On 
or Off and 

Allows You 

to Choose 
the Manual 
Setting

Selects 
AUTO 
Mode

°C/°F Mode 
Button

Locks 
System to 
Prevent 
Accidental 
Ignition

Turns 
Burners 
On or 
Off

Increases or 
Decreases 
Room 
Temperature in 
AUTO Mode

Digital Display Shows 

Temperature and Settings

TO LOCK

 press both buttons on hand-held 

remote control until light stops flashing. Hand-
held remote control is now locked. If fire is on 
it  will  be  turned  off  automatically.  In  locked 
state, light will not light up when any button 

is pressed.

TO  UNLOCK

  press  both  buttons  together 

on  hand-held  remote  control  until  light 

stops  flashing.  Hand-held  remote  is  now 

unlocked.

THERMOSTAT SERIES (MODEL 
HRC200)

Hand-held  remote  can  be  operated  using 
either manual mode (MANU) or thermostatic 
mode (AUTO) (see Figure 28). To select Fahr-

enheit/Centigrade  mode  display,  carefully 
press ˚C/˚F mode button with end of a paper 

clip or similar blunt object.

Manual Mode

1.  Press POWER and LOCK buttons togeth

-

er to turn on hand-held remote control.

2.  Press MANU button to turn on fireplace.
3.  Press  POWER  and  LOCK  buttons  to

-

gether to turn off fireplace.

Auto (Thermostatic) Mode

1.  Press POWER and LOCK buttons togeth

-

er to turn on hand-held remote control.

2.  Press AUTO button to select this mode.
3.  Set desired room temperature by pressing 

TEMP + or - buttons.

4.  Press  POWER  and  LOCK  buttons  to

-

gether to turn off fireplace

Note: Do not leave hand-held remote in AUTO 

mode  close  to  fireplace.  Radiant  heat  from 
fireplace will turn off fireplace. Ideally, place 

hand-held remote in center of the room facing 

towards fireplace.

Note: Do not hold hand-held remote for a long 
time. Body temperature will affect its operation 
in AUTO mode.

Safety Features

When away from home for an extended period 

of time or as a child safety feature to prevent 

accidental ignition of fireplace, receiver ON/
OFF/REMOTE  switch  should  be  in  OFF 

position.

Auto Shutoff Feature

1.  If average room temperature reaches a 

range of 82° F (28° C) to 92° F (33° C), 
hand-held remote control will perform a 
safety override and shut fireplace off. This 

feature is not available in MANU mode.

2.  Receiver  continuously  receives  signals 

from hand-held remote to control room tem-

perature. If hand-held remote is misplaced, 

obstructed or for any reason cannot transmit 

to receiver, receiver will shut off fireplace. 
This will occur in 8 or more minutes depend

-

ing upon location of remote transmitter and 
strength of batteries.

Key pad Lock Feature

This feature allows the user to lock/unlock the 

keypad on the hand-held remote in the MANU 
or AUTO  mode  to  prevent  inadvertent  op-
eration (i.e. children operating the hand-held 

remote control, etc.). The keypad is locked in 
either on or off. Press the POWER and LOCK 

buttons together to turn the unit on or off.

Summary of Contents for HD18NRA

Page 1: ...o not use any phone in your building Immediatelycallyourgassupplierfromaneighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Installat...

Page 2: ...vented gas fired heat er It uses air oxygen from the room in which it is installed Provisions for adequate combustion and ventilation air must be provided Refer to Air for Combustion and Ven tilation...

Page 3: ...t even though no odor exists Make certain you read and understand all warnings Keep this manual for reference It is your guide to safe and proper operation of this fireplace WARNING Any change to this...

Page 4: ...l operation slight smok ing could occur due to log curing and heater burning manufacturing residues 10 To prevent the creation of soot follow the instructions in Cleaning and Maintenance page 22 11 Be...

Page 5: ...e data plates from the grate as sembly The data plates contain important warranty and safety information 1 Remove logs and heater base assembly from carton Note Do not pick up heater base assem bly by...

Page 6: ...ally tight construction you must provide additional fresh air Unusually tight construction is defined as construction where a walls and ceilings exposed to the out side atmosphere have a continuous wa...

Page 7: ...an the maximum Btu Hr the space can support You must provide additional fresh air Your options are as follows A Rework worksheet adding the space of an adjoining room If the extra space provides an un...

Page 8: ...openings for inlet or outlet air into attic if attic has a thermo stat controlled power vent Heated air entering the attic will activate the power vent AIR FOR COMBUSTION AND VENTILATION Continued WAR...

Page 9: ...can provide greater clearances from floor ceiling and adjoining wall MINIMUM FIREPLACE CLEARANCE TO COMBUSTIBLE MATERIALS Side Wall 16 Ceiling 42 Front 36 Measured at 13 Depth Carefully follow the ins...

Page 10: ...mantels above the firebox may become hot to the touch If installed properly these tem peratures meet the requirement ofthenationalproductstandard Follow all minimum clearances shown in this manual Fi...

Page 11: ...fireplace with a working flue and con structed of noncombustible material For Massachusetts Residents Only Instal lation of this gas log set as a vented appliance in the Commonwealth of Massachusetts...

Page 12: ...side to side in fireplace 6 Carefully remove logs without moving heater base Heater Gas Regulator Flexible Gas Hose if allowed by local codes Figure 10 Attaching Flexible Gas Hose to Heater Gas Regula...

Page 13: ...ral gas units never connect heater to private non utility gas wells This gas is commonly known as wellhead gas Installation Items Needed Before installing heater make sure you have the items listed be...

Page 14: ...lding codes for any special requirements for locating equipment shutoff valve to fireplaces Apply pipe joint sealant lightly to male NPT threads This will prevent excess sealant from going into pipe E...

Page 15: ...e from gas supply piping Pressures in excess of 1 2 psig will dam age heater regulator 2 Cap off open end of gas pipe where equip ment shutoff valve was connected 3 Pressurize supply piping system by...

Page 16: ...was removed from fireplace be fore installation of remote accessory see Installing Heater BaseAssembly page 12 to reinstall heater into fireplace Test gas connections for leaks see Checking Gas Conne...

Page 17: ...check to ensure that no flame comes in contact with any log WiththeheatersettoHigh check toseeifflamescontactanylog If so reposition logs according to the log installation instructions in this manual...

Page 18: ...ust be lighted by hand When lighting the pilot follow these instructions exactly B BEFORE LIGHTING smell all around the appliance area for gas Be sure to smell next to the floor because some gas is he...

Page 19: ...Continued 5 Press in control knob and turn counter clockwise to the PILOT position see Figure 24 The ignitor will spark once Keep control knob pressed in for 5 seconds If control knob does not pop up...

Page 20: ...llow steps 1 through 5 under Lighting Instructions beginning on page 19 2 Press control knob and light pilot with match 3 Keep control knob pressed in for 30 sec onds after lighting pilot After 30 sec...

Page 21: ...d remote control 2 Press AUTO button to select this mode 3 Set desired room temperature by pressing TEMP or buttons 4 Press POWER and LOCK buttons to gether to turn off fireplace Note Do not leave han...

Page 22: ...ame present If so turn off heater and let cool Remove blockage blocked burner flame holes will create soot Cleaning and Maintenance WARNING Turn off heater and let cool before cleaning CAUTION You mus...

Page 23: ...uremovelogsforcleaning refertoInstall ing Logs page 17 to properly replace logs Replace log s if broken or chipped dime sized or larger BURNER PRIMARY AIR HOLES Air is drawn into burner through the 8...

Page 24: ...on 4 Air in gas lines when in stalled 5 Depleted gas supply pro pane LP only 6 ODS pilot is clogged 7 Gas regulator setting is not correct OBSERVED PROBLEM When control knob is pressed in and turned t...

Page 25: ...ropane LP gas company 4 Change batteries see Mil livolt Valve Battery Pack page 17 1 Contact local natural or propane LP gas company 2 Clean burner see Cleaning and Maintenance page 22 or replace burn...

Page 26: ...propane LP gas company 3 Observe minimum instal lation clearances see page 9 4 Clean burner see Cleaning and Maintenance page 22 or replace burner orifice 1 Turn heater off when us ing furniture polis...

Page 27: ...cking Gas Con nections page 14 1 Open window and or door for ventilation 2 Contact local natural or propane LP gas company 3 Clean ODS pilot see Cleaning and Maintenance page 22 4 Change batteries see...

Page 28: ...e factory Parts Not Under Warranty Contact authorized dealers of this product If they can t supply original replacement part s either contact your nearest Parts Central see page 29 or call DESA Heatin...

Page 29: ...ce 2444 N 5th Street Hartsville SC 29550 843 332 0191 Parts Department Cans Unlimited Inc P O Box 645 Taylor SC 29687 0013 All States 803 879 3009 1 800 845 5301 cuisales aol com Those Heater Guys 255...

Page 30: ...www desatech com 123167 01D 30 Parts MODELS HD18NRA HD18PRA HD24NRA and HD24PRA 1 24 23 2 14 18 10 25 9 12 16 18 20 15 4 7 6 8 11 19 5 13 3 21e 21c 21a 21d 21b...

Page 31: ...1 12 122190 01DD Remote Sensor Bracket 1 13 099387 08 Pilot Tube 1 14 122145 01 Battery Holder 1 15 098354 01 Control Knob 1 16 M11084 26 Screw HWH AB 10 16 x 0 38 7 17 098304 01 Screw PPH AB 10 16 x...

Page 32: ...proved by DESA Heating LLC Warranty parts must be obtained through authorized dealers of this prod uct and or DESA Heating LLC who will provide original factory replacement parts Failure to use origin...

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