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123639-01D

32

Usually, we will ask you to return the part to 

the factory.

PARTS NOT UNDER WARRANTY

Contact  authorized  dealers  of  this  product.  If 
they can’t supply original replacement part(s), 
call DESA Heating, LLC at 1-866-672-6040 for 
referral information. A list of authorized dealers 

can be found by visiting 

www.desatech.com.

When  calling  DESA  Heating,  LLC,  have 

ready:

•  model and serial numbers of your heater
•  the replacement part number

REPLACEMENT PARTS

Note:  Use  only  original  replacement  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), 
call DESA Heating, LLC at 1-866-672-6040.
When  calling  DESA  Heating,  LLC,  have 

ready:

•  your name
•  your address
•  model and serial numbers of your heater
•  how heater was malfunctioning
•  purchase date

SERVICE HINTS

When Gas Pressure Is Too Low

•  pilot will not stay lit
•  burners will have delayed ignition
•  fireplace will not produce specified heat
•  for propane/LP units, propane/LP gas sup

-

ply may be low

You may feel your gas pressure is too low. If 

so,  contact  your  local  natural  or  propane/LP 

gas supplier.

TECHNICAL SERVICE

You may have further questions about installa

-

tion, operation, or troubleshooting. If so, con

-

tact DESA Heating, LLC at 1-866-672-6040. 

When  calling  please  have  your  model  and 
serial numbers of your heater ready.

You can also visit DESA Heating, LLC’s web 

site at 

www.desatech.com

.

PARTS

LOG MODELS CSG3924NRA AND CSG3924PRA

KEY

NO.

DESCRIPTION

QTY.

PART NO.

1

110020-03 Log Set

1

2

110103-02 Log Ember Bed

1

3

110107-01

Log, Right Front

1

4

110107-02

Log, Left Front

1

5

110107-03

Log, Back

1

6

110107-04

Log, Right Crossover

1

7

110104-01

Log, Left Crossover

1

Log Set for Models: 
VRL24NT, VRL24PT, VRL24NR, 
VRL24PR, VRL30NT, VRL30PT, 
VRL30NR, VRL30PR 

Log Set for Models:
CSG3924NT, CSG3924PT
CSG3924NR, CSG3924PR

3

 

 

Summary of Contents for CSG3924NRA

Page 1: ...not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electrical...

Page 2: ...tallations in accordance with ANSI Z21 11 2 Exception Do not install this appliance in a factory built fireplace that includes instructions stating it has not been test ed or should not be used with u...

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

Page 4: ...rmance problems with propane LP models do not use propane LP fuel tank of less than 100 lb capacity 20 Provide adequate clearances around air openings Keep the appliance area clear and free from combu...

Page 5: ...ted decorative listing is required Local Codes Install and use heater with care Follow all local codes In the absence of local codes use the latest edition of The National Fuel Gas Code ANSI Z223 NFPA...

Page 6: ...ing It requires no out side venting There is no heat loss out a vent or upachimney Heatisgeneratedbybothrealistic flames and glowing coals This heater is de signed for vent free operation with flue da...

Page 7: ...s between the rooms 1 Determine the volume of the space length x width x height Length x Width x Height __________cu ft volume of space Example Space size 20 ft length x 16 ft width x 8 ft ceiling hei...

Page 8: ...ventilation grills or ducts Ventilation Air From Outdoors Provide extra fresh air by using ventilation grills or ducts You must provide two perma nent openings one within 12 of the ceiling and one wit...

Page 9: ...4 page 10 in high traffic areas in windy or drafty areas INSTALLATION Continued CAUTION This heater cre ates warm air currents These currents move heat to wall sur faces next to heater Installing heat...

Page 10: ...if noncombus tible material is more than 12 you may need the hood accessory to deflect heat away from your mantel shelf See Figures 5 and 6 page 11 and Figure 7 page 12 for minimum clearances IMPORTA...

Page 11: ...Fireplace Figure 6 Minimum Mantel Clearances Without Using Hood Minimum Noncombustible Material Minimum Noncombustible Material Height Distances to Underside of Mantel Top of Fireplace Opening Undersi...

Page 12: ...rly these temperatures meet the requirement of the national product standard Follow all minimum clearances shown in this manual NOTICE Ifyourinstallationdoes not meet the minimum clear ances shown you...

Page 13: ...t free operation 2 State or local codes do not permit vent free operation 3 You prefer vented operation If reasons number 1 or 2 above apply to you you must permanently open chimney flue damper You mu...

Page 14: ...unting bracket see Figure 12 If installing in a brick bottom fireplace mark screw locations in mortar joint of bricks 8 Remove heater base from fireplace If installing optional control accessories do...

Page 15: ...inting Down Installation must include a equipment shutoff valve union and plugged 1 8 NPT tap Locate NPT tap within reach for test gauge hook up NPT tap must be upstream from heater see Figure 14 IMPO...

Page 16: ...shutoff valve to gas supply Check reconnected fittings for leaks Test Pressures Equal To or Less Than 1 2 PSIG 3 5 kPa 1 Close equipment shutoff valve see Fig ure 15 2 Pressurize supply piping system...

Page 17: ...ording 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 supp...

Page 18: ...hing Grate to Base Assembly Logs and Base Will Vary According to Model Grate Slots in Base Adding lava Rock Place lava rock around base of heater if de sired Be sure not to cover the control knobs or...

Page 19: ...ct the appliance and to replace any part of the control system and any gas control which has been under water LIGHTING INSTRUCTIONS WARNING If fireplace has glass doors never operate this heater with...

Page 20: ...burner If needed keep pressing ignitor button until pilot lights Note If pilot does not stay lit contact a qualified service person or gas supplier for repairs Until repairs are made light pilot with...

Page 21: ...nob clockwise to the OFF position 2 Turn rear burner control knob clockwise to the OFF position 3a Set selector switch in the OFF position 3b If Using Optional Hand Held Remote Set selector switch in...

Page 22: ...hand held remote to control the room temperature If the hand held remote is misplaced obstructed or for any reason cannot transmit to the receiver the receiver will shut off the fireplace This will oc...

Page 23: ...t cool before cleaning CAUTION Youmustkeepcon trol areas burner and circulating air passageways of heater clean Inspect these areas of heater before each use Have heater inspected yearly by a qualifie...

Page 24: ...ssembly see Figure 35 With the unit off lightly blow air through the air inlet hole The access hole for propane LP pilot is on the front of the burner carriage as shown in Figure 35 The access hole fo...

Page 25: ...en in stalled 5 Depleted gas supply pro pane LP only 6 ODS pilot is clogged 7 Gas regulator setting is not correct OBSERVED PROBLEM Whenignitorbuttonispressed there is no spark at ODS pilot Whenignito...

Page 26: ...er 1 Contact local natural or propane LP gas company 2 Clean burner s see Clean ing and Maintenance page 23 or replace burner orifice s 3 Contact qualified service person 1 Clean burner see Cleaning a...

Page 27: ...local natural or propane LP gas company 3 Observeminimuminstallation clearances see page 8 4 Clean burners see Clean ing and Maintenance page 23 1 Turn heater off when us ing furniture polish wax car...

Page 28: ...see Checking Gas Con nections page 16 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 23 1 Locate and co...

Page 29: ...e control valve must be connected exactly as shown Specifications CSG3924PRA 10 000 40 000 Btu hr Type Gas Propane LP Ignition Piezo Manifold Pressure 8 W C Inlet Gas Pressure in of water Maximum 14 W...

Page 30: ...com 123639 01D 30 Parts Remote Ready Models CSG3924NRA and CSG3924PRA 1 16 2 18 11 22 Items 12 22 Natural Gas Models Only 12 20 28 24 32 32 32 32 32 32 7 27 21 30 19 31 29 5 6 4 14 23 25 3 10 26 21 15...

Page 31: ...r 1 15 098271 10 Ignitor Cable 1 16 099056 18 Burner Orifice Injector Back 1 099056 21 Burner Orifice Injector Back 1 17 101004 02 Burner Orifice Injector Front 1 101004 18 Burner Orifice Injector Fro...

Page 32: ...erial numbers of your heater how heater was malfunctioning purchase date Service Hints When Gas Pressure Is Too Low pilot will not stay lit burners will have delayed ignition fireplace will not produc...

Page 33: ...mostati cally controlled mode You can turn the gas log heater on and off without ever leaving the comfort of your easy chair A wall mount docking station is included RECEIVER AND HAND HELD REMOTE CONT...

Page 34: ...__ ______________________________________________________ ______________________________________________________ ______________________________________________________ ________________________________...

Page 35: ...__ ______________________________________________________ ______________________________________________________ ______________________________________________________ ________________________________...

Page 36: ...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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