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www.desatech.com

901267-01E

2

SAFETy

 WARNING: This product con

-

tains and/or generates chemicals 

known to the State of California 

to cause cancer or birth defects 

or other reproductive harm.

 WARNING: Keep flue open 

when operating unit.

IMPORTANT: Read this owner’s 

manual carefully and completely 

before  trying  to  assemble,  op

-

erate  or  service  this  log  set. 

Improper use of this log set can 

cause  serious  injury  or  death 

from  burns,  fire,  explosion, 

electrical  shock  and  carbon 

monoxide poisoning.

 DANGER: Carbon monoxide 

poisoning may lead to death!

Carbon  Monoxide  Poisoning:

  Early  signs 

of carbon monoxide poisoning resemble the 

flu,  with  headaches,  dizziness  or  nausea.  If 
you have these signs, the log set may not be 
working properly. 

Get fresh air at once!

 Have 

log  set  serviced.  Some  people  are  more  af

-

fected by carbon monoxide than others. These 
include pregnant women, people with heart or 
lung disease or anemia, those under the influ

-

ence of alcohol and those at high altitudes.

Natural  Gas:

  Natural  gas  is  odorless. An 

odor-making agent is added to the gas. The 
odor helps you detect a gas leak. However, 
the odor added to the gas can fade. Gas may 
be present 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 log set.

 WARNING: Improper instal

-

lation,  adjustment,  alteration, 

service  or  maintenance  can 

cause injury or property damage. 

Refer to this manual for correct 

installation  and  operational 

procedures.  For  assistance  or 

additional  information  consult 

a  qualified  installer,  service 

agency or the gas supplier.

  WARNING:  This  appliance 

is  for  installation  only  in  a 

solid-fuel  burning  masonry  or 

UL127  factory-built  fireplace, 

constructed of noncombustible 

material  and  connected  to  a 

working  flue.  (See  page  5  for 

minimum flue opening.)

 WARNING: This is a gas-fired 

appliance.  It  uses  air  (oxygen) 

from the room in which it is in-

stalled. Provisions for adequate 

combustion and ventilation air 

must be provided. Refer to the 

National Fuel Gas Codes, ANSI 

Z233.1/NFPA 54, Air for Combus-

tion and Ventilation

.

This appliance may be installed 

in an aftermarket,* permanently 

located, manufactured (mobile) 

home, where not prohibited by 

local codes.

* Aftermarket: Completion of sale, not for 
purpose of resale, from the manufacturer. 

TABLE OF CONTENTS

Safety ..................................................................

2

Local Codes

.........................................................

4

Unpacking............................................................

4

Product Identification ...........................................

4

Optional Product Features...................................

4

Installation ...........................................................

5

Operation

 ...........................................................

12

Cleaning and Maintenance

 ................................

13

Technical Service...............................................

13

Troubleshooting .................................................

14

Replacement Parts

 ............................................

17

Parts

 ..................................................................

18

Accessories .......................................................

22

Warranty

 ..............................................Back Cover

f i r e - p a r t s . c o m

Summary of Contents for VMLR18

Page 1: ...lammable 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 switch do not use any phone in your...

Page 2: ...ad and understand all warnings Keep this manual for reference It is your guide to safe and proper operation of this log set WARNING Improper instal lation adjustment alteration service or maintenance...

Page 3: ...wish to add more ventilation by opening a window safety Continued 7 To reduce the creation of soot follow the instructions in Cleaning and Maintenance page 13 8 Do not allow fans to blow directly int...

Page 4: ...______ Serial Number _ ______________________ Log Set Model ______________________ ON OFF Safety Valve Pilot kit and Propane lp conversion An optional valve safety pilot kit with a piezo ignitor is av...

Page 5: ...use of unauthorized componentsoraccessoryitems will void the manufacturer s warranty and may result in a hazardous condition FLUE OPENING SPECIFICATIONS Note This vented appliance must be installed o...

Page 6: ...n Continued Figure 3 Attaching Damper Clamp CONNECTING TO GAS SUPPLY WARNING A qualified ser vice person must connect log set to gas supply Follow all local codes Installation Items Needed Before inst...

Page 7: ...ce with its appliance main gas valve control valve and equip ment shutoff valve from gas supply piping system Pressures in excess of 1 2 psig will damage heater regulator 2 Cap off open end of gas pip...

Page 8: ...Figure 7 Adjust to most convenient position 4 Install gas connector tube to gas supply fitting Carefully shape tube to attach to adapter fitting Be careful not to cause kinks in tube 5 Using 1 4 x 8...

Page 9: ...pipe Adjust to most convenient position 6 Install gas connector tube to gas supply fitting Carefully shape tube to attach to adapter fitting Be careful not to cause kinks in tube 7 Test for leaks fol...

Page 10: ...pane LP burner inlet fitting Choose the correct orifice for your log set size and install in place of orifice you just removed 4 Using thread sealant resistant to action of propane LP gas on larger en...

Page 11: ...aming ports with a modi fied paper clip or other suitable tool 5 When finished testing turn gas shutoff valve OFF to extinguish all flames Adding Pan Material 1 Open bags of ash bed material vermicu l...

Page 12: ...n material about 2 from end of supply side of pan 5 Slowly turn gas shutoff valve ON until burner ignites If burner does not ignite within 10 seconds with match burning turn shutoff valve OFF and repe...

Page 13: ...r should light If burner does not light call a quali fied service person 9 To shut off burner only leaving pilot lit turn control knob clockwise to the POLOT position OPERATIon Continued Pilot Thermoc...

Page 14: ...arbon soot where flames contact the logs This is especially true with pro pane LP gas Burner is excessively noisy Note The movement and combustion of gas will cre ate low unavoidable levels of noise B...

Page 15: ...d tighten until snug then tighten 1 4 turn more 6 Replace thermocouple 7 Replace control valve 1 Clean burner orifice 2 Contact local natural or propane LP gas company 3 Reconnect leads 1 Adjust pilot...

Page 16: ...ntracting while cooling 1 Log Set burning vapors from paint hair spray glues cleaners chemi cals new carpet etc See IMPORTANT statement above 2 Gas leak See Warning statement at top of page 1 Gas leak...

Page 17: ...ve ready your name your address model and serial numbers of your heater how heater was malfunctioning purchase date Usually we will ask you to return the part to the factory Parts Not Under Warranty C...

Page 18: ...www desatech com 901267 01E 18 Parts Burner Models VVMR18 VVMR24 FVMR18 and FVMR24 3 1 8 6 12 10 11 10 4 2 7 9 5 fire parts com...

Page 19: ...r 1 901064 03 Natural Gas Injector 1 5 901763 02 Burner Manifold 1 901763 01 Burner Manifold 1 6 901767 02 Burner Pan 1 901767 01 Burner Pan 1 7 901242 01 Damper Clamp Std Assembly 1 8 901232 01 Gas L...

Page 20: ...s on page 17 of this manual 1 5 6 3 4 7 2 Kingston Split Oak Logs KEY NO PART NO DESCRIPTION QTY 1 901123 01 Bottom Log VCB 13 2 901123 02 Bottom Log VCB 14 2 2 901122 01 Bottom Log VCB 11 2 901122 02...

Page 21: ...arts on page 17 of this manual 3 1 6 7 5 4 2 Manchester Split Oak Logs KEY NO PART NO DESCRIPTION QTY 1 901472 01 Bottom Log FC 8 2 901472 02 Bottom Log FC 10 2 2 901473 01 Bottom Log FC 9 2 901473 02...

Page 22: ...models For decorative purposes only Not to be used as additional logs on unit Individual Split Log GA9550A For decorative purposes only Not to be used as additional logs on unit Purchase these access...

Page 23: ..._________________________________________________ ______________________________________________________ ______________________________________________________ ________________________________________...

Page 24: ...DESA Heating LLC Authorized Service Center or a provider approved by DESA Heating LLC Warranty parts must be obtained through authorized dealers of this prod uct and or DESA Heating LLC who will prov...

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