Installation manual
16 
CONVERSION KIT INSTRUCTIONS  
#NCK-DSL-S NAT GAS CONVERSION KIT / #LCK-DSL-S LP GAS CONVERSION KIT 
REPLACE BURNER ORIFICE: 
Remove  existing  orifice  cap  and  replace  with  orifice  cap  included  with  kit,  making 
sure to tighten cap securely. (Number stamped on orifice.).   
NAT. GAS: #42  / LP GAS: #53   
Kit includes:  (1) Gas Conversion Label   (1) Pilot Injector NAT #62 / LP #35 (1) Gas Label    
         (1) Burner Orifice NAT #42 / LP #53    (1) Step Motor Pressure Regulator 
CAUTION 
WARNING 
THE GAS SUPPLY SHALL BE SHUT OFF PRIOR TO DISCONNECTING THE ELECTRICAL POWER, BEFORE PROCEEDING WITH 
THE CONVERSION. 
SHUT OFF GAS SUPPLY AND ELECTRIC POWER TO FIREPLACE. 
SHUT OFF GAS SUPPLY BEFORE DISCONNECTING ELECTRIC POWER. 
WARNING 
This  conversion  kit  shall  be  installed  by  a  qualified  service  agency  in  accordance 
with  the  manufacturers  instructions  and  all  applicable  codes  and  requirements  of 
the  authority  having  jurisdiction.    If  the  information  in  these  instructions  is  not  
followed  exactly,  a  fire,  explosion  or  productions  of  carbon  monoxide  may  result, 
causing property damage, personal injury or loss of life. The qualified service agency 
is  responsible  for  proper  installation  of  this  kit.  The  installation  is  not  proper  and 
complete  until  operation  of  the  converted  appliance  is  checked  as  specified  in  the 
manufacturer’s  instructions  supplied  with  the  kit.  Refer  to  appliance  owner’s  
manual  or  product  data  plate  for  proper  inlet  and  manifold  pressure  adjustments 
and orifice sizing. 
IMPORTANT 
For  high  altitude  installations:    Above  2000ft.  (610m)  US  /  4500ft.  (1372m)  Canada,  consult  the  local  gas  distributor  or  
authority having jurisdiction for proper de-rating methods. 
CONVERT PILOT ASSEMBLY: 
1.  Remove pilot hood by pulling it directly up from pilot bracket.  
2.  Insert  5/32”  (4mm)  hex  key  into  hexagon  key-way  of  injector,  turn  counter  clockwise  to  remove  from  injector  journal. 
3.  Place hex key into end of injector included with kit, install into injector journal, turning clockwise to a recommended torque of 9 lb-in. 
(1.0 Nm) is achieved. (LP injectors have groove around top, Nat injectors do not. Numbers are stamped on pilot injectors).  
NAT: #62 / LP: #35   
4.  Align tab on base of pilot hood with slot in side of pilot journal. Push hood down, directly into pilot bracket. Hood must sit squarely 
for proper operation.   
Figure 16b 
VENTURI / BURNER ORIFICE 
POSITION (SIDE VIEW) 
Figure 16a 
PREPARE FIREPLACE: 
1.  Use remote to turn fireplace off. 
2.  Remove upper hood, upper louver, glass assembly, logs and ember refractory. 
3.  Remove pilot shield, burner / burner heat shield. 










