Design Dynamics VTD-18N-PDG Gas Heater User Manual


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111826-02J2
SAFETY INFORMATION
TABLE OF CONTENTS
Safety Information ............................................... 2
Local Codes......................................................... 4
Product Identication ........................................... 5
Unpacking............................................................ 5
Product Features ................................................. 5
Optional Remote Control Accessories ................. 5
Installation ........................................................... 6
Operating Heater ............................................... 10
Inspecting Burners ............................................ 13
Cleaning and Maintenance ................................ 14
Specications .................................................... 14
Wiring Diagram .................................................. 14
Troubleshooting ................................................. 15
Service Hints ..................................................... 19
Technical Service............................................... 19
Replacement Parts ............................................ 19
Accessories ....................................................... 19
Illustrated Parts Breakdown and Parts List........ 20
Warranty Information ...........................Back Cover
  -
-
teration, service or main-
tenance can cause in-

Refer to this manual for
correct installation and
 
For assistance or addi-
tional information con-
   


-
stalled in an aftermarket,*
 
 
-


  
   
   
   



  -
ance is for installation
-
   
 
constructed of noncom-
  
   
-

    
    

-
   -

   
to the National Fuel Gas
Codes, ANSI Z233.1/NFPA
54, Section 5.3, Air for Com-
bustion and Ventilation.
State of Massachusetts:
The installation must
    
    
the Commonwealth of

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