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121486-01F

16

PRESSURE TESTING HEATER GAS 

CONNECTIONS

1.  Open equipment shutoff valve (see Figure 

18, page 15).

2.  Open main gas valve located on or near 

gas meter for natural gas or open propane/
LP supply tank valve.

3.  Make sure control knob of heater is in the 

OFF position.

4.  Check all joints to gas control (see Figures 

19  or  20,  page  15). Apply  noncorrosive 
leak detection fluid to all joints. Bubbles 
forming show a leak.

5.  Correct all leaks at once.
6.  Light  heater  (see 

Operation

,  page  17). 

Check all other internal joints for leaks.

7.  Turn  off  heater  (see 

To  Turn  Off  Gas  to 

Appliance

, page 19).

INSTALLING LOGS

 WARNING: Failure to posi

-

tion  the  parts  in  accordance 

with  these  diagrams  or  failure 

to  use  only  parts  specifically 

approved with this heater may 

result  in  property  damage  or 

personal injury.

  CAUTION:  After  installa-

tion and periodically thereafter, 

check  to  ensure  that  no  flame 

comes in contact with any log. 

With the heater set to HI, check 

to see if flames contact any log. If 

so, reposition logs according to 

the log installation instructions 

in this manual. Flames contact

-

ing logs will create soot.

It is very important to install the logs exactly 
as instructed. Do not modify logs. Only use 
logs supplied with heater.
1.  Place rear log (log #1) behind burner on the 

two pins on rear bracket (see Figure 21).

2.  Place  cutouts  of  middle  log  (log  #2)  on 

burner as shown in Figure 22.

3.  Place left front log (log #3) on grate prongs 

as shown in Figure 23.

Figure 21 - Rear Log (Log #1) Placement

Figure 22 - Middle Log (Log #2) 

Placement

Log #1

Log #2

Cutout

Cutout

Figure 23 - Placement of Front Logs  

(Log #3 and Log #4)

Log #4

Grate 
Prongs

Log #3

Peg

INSTALLATION

Continued 

Summary of Contents for LDL3930NRB

Page 1: ...ctrical switch do 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 depa...

Page 2: ...ented 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 s...

Page 3: ...ings Keep this manual for reference It is your guide to safe and proper operation of this heater WARNING Any change to this heater or its controls can be dangerous WARNING Do not use a blower insert h...

Page 4: ...nd Maintenance page 22 9 Before using furniture polish wax carpet cleaner or similar products turn heater off If heated the vapors from these products may create a white powder residue within burner b...

Page 5: ...DS pilot shuts off the heater if there is not enough fresh air Piezo Ignition System This heater has a piezo ignitor This system requires no matches batteries or other sources to light heater Air For...

Page 6: ...Z223 1 NFPA 54 defines a confined space as a space whose volume is less than 50 cubic feet per 1 000 Btu hr 4 8 m3 per kw of the aggregate input rating of all appliances installed in that space and a...

Page 7: ...Air From Inside Building This fresh air would come from an adjoining unconfined space When ventilating to an adjoining unconfined space you must provide two permanent openings one within 12 of the ce...

Page 8: ...e is equipped for either natural gas or propane LP gas but not both Gas type is indicated on the rat ingplate Fieldconversionisnot permitted NOTICE Thisheater isintended for use as supplemental heat U...

Page 9: ...ee Operation WARNING Maintain the minimum clearances If you can provide greater clearances from floor ceiling and adjoin ing wall MINIMUM FIREPLACE CLEARANCE TO COMBUSTIBLE MATERIALS Side Wall 16 Ceil...

Page 10: ...es you must operate heater with chimney flue damper open Go to Install ing Damper Clamp Accessory for Vented Operation page 11 Mantel Clearances In addition to meeting noncombustible mate rial clearan...

Page 11: ...must be installed only in a solid fuel burning fireplace with a working flue and constructed of noncombustible material ForMassachusettsResidentsOnly Installation ofthisventedgaslogsetintheCommonwealt...

Page 12: ...oved flexible gas hose to gas control fitting in heater see Figure 11 IMPORTANT Hold gas fitting with wrench when connecting flexible gas hose 2 Locate two masonry screws in hardware package 3 Place h...

Page 13: ...must supply an external regulator The external regulator will reduce incoming gas pressure You must reduce incoming gas pressure to between 11 and 14 of water If you do not re duce incoming gas pressu...

Page 14: ...tap within reach for test gauge hook up NPT tap must be upstream from heater see Figure 17 IMPORTANT Install equipment shutoff valve in an accessible location The equipment shutoff valve is for turni...

Page 15: ...as valve located on or near gas meter for natural gas or using compressed air 4 Check all joints of gas supply piping system Apply noncorrosive leak detection fluid to all joints Bubbles forming show...

Page 16: ...ifically approved with this heater may result in property damage or personal injury CAUTION After installa tion and periodically thereafter check to ensure that no flame comes in contact with any log...

Page 17: ...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 heavier than air an...

Page 18: ...fter the pilot is lit 1 STOP Read the safety information on page 17 2 Make sure equipment shutoff valve is fully open 3 Remove control cover log see Figure 26 4 Set remote selector switch in the REMOT...

Page 19: ...its will have a slight curve but flame should be blue and have no yellow or orange color Figure 28 Pilot Propane LP Ignitor Electrode Pilot Burner Figure 29 Pilot Natural Ignitor Electrode Pilot Burne...

Page 20: ...in high position see Figure 32 A beep from the receiver confirms the command Push ON OFF button again and burners will turn off A beep from the receiver confirms the command Figure 32 Hand Held Remot...

Page 21: ...re The control system will cycle the fireplace on or off to maintain se lected temperature Child Safety Lock Out This function lets you deactivate the remote control buttons It is active when the lock...

Page 22: ...o Turn Off Gas to Appliance page 19 see Troubleshooting page 24 Note The pilot flame on natural gas units will have a slight curve but flame should be blue and have no yellow or orange color WARNING T...

Page 23: ...y Air Inlet Holes Shape of Holes May Vary by Model Figure 40 Injector Holder On Outlet Burner Tube Figure 41 Pilot Inlet Air Hole LOGS If you remove logs for cleaning refer to In stalling Logs page 16...

Page 24: ...n in stalled 5 Depleted gas supply pro pane LP only 6 ODS pilot is clogged 7 Gas regulator setting is not correct REMEDY 1 Reconnect ignitor cable 2 Free ignitor cable if pinched by any metal or tubin...

Page 25: ...l knob pressed in 30 seconds 3 Wait one minute for safety interlock system to reset Repeat ignition operation 4 Fully open equipment shut off valve 5 A Contact local natural or propane LP gas company...

Page 26: ...r off when us ing furniture polish wax carpet cleaners or similar products 1 Refer to Air for Combustion and Ventilation require ments page 5 1 Properly locate logs see Installing Logs page 16 2 Elimi...

Page 27: ...fresh air is available 2 Low line pressure 3 ODS pilot is partially clogged 1 Gas leak See Warn ing statement at top of page 2 Control valve defective 1 Foreign matter between control valve and burne...

Page 28: ...nt parts This will protect your warranty coverage for parts replaced under warranty Parts Under Warranty Contact authorized dealers of this product If they can t supply original replacement part s cal...

Page 29: ...onal rock is desired CLEANING KIT CCK For all models Your vent free gas appliance requires regular cleaning and maintenance to prevent performance problems This kit gives you the tools and instruction...

Page 30: ...atech com 121486 01F 30 Parts Models LDL3930NRB and LDL3930PRB 11 28 2 3 25 18 5 19 10 7 7 6 4 20 24 16 14 26 9 23 23 15 16 8 23 23 23 23 17 22 28 29 21 1 12 13 27 1 27 2 27 3 27 4 27 5 27 6 27 7 27 8...

Page 31: ...Extension 1 21 121129 01 Proflame Remote Control 1 22 121129 02 Proflame Receiver 1 23 M11084 26 Screw HWH AB 10 16 x 0 38 17 24 M12461 26 Screw Hex SLT WSR 10 32 x 0 38 6 25 098249 01 ODS Nut 2 26 1...

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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