Detroit Radiant Products DST-60N Installation Manual Download Page 1

The DST Series Infrared Tube Heater is a positive pressure, two-stage radiant heater system. This 
manual provides specific information related to the DST series models. All persons involved with the 
installation, operation, and maintenance of the heater system must read and understand the information 
in this manual.

   DANGER

WARNING

!

!

Improper installation, adjustment, alteration, service, or maintenance can cause 
property damage, injury, or death. Read the installation, operation, and maintenance 
instructions thoroughly before installing or servicing this equipment. 

This heater 

must

 be installed and serviced by trained gas installation and service 

personnel only.  Failure to comply could result in personal injury, asphyxiation, death, 
fire, or property damage. 

Do not store or use gasoline or other flammable vapors and liquids in the vicinity of 
this or any other appliance.

In locations used for the storage of combustible materials, signs must be posted to 
specify the maximum permissible stacking height to maintain the required clearances 
from the heater to the combustibles. Signs must either be posted adjacent to the 
heater thermostats or, in the absence of such thermostats, in a conspicuous location.

Do not use this heater in indoor living or sleeping quarters, etc.!  

Installation of a 

tube heater system in residential indoor living spaces may result in property damage, 
serious injury, asphyxiation, or death.  

LIODST.US-Rev. 15217

Print: LIODST-L-11/17 (DRPC)

Replaces:

DST Series 

Installation Manual

Detroit Radiant Products Company 

INSTALLER: Present this manual to the end user.

Keep these instructions in a clean and dry place for future reference.

Model#:

 ___________________

Serial #:

 _________________________

(located on rating label)

If you smell gas:

1.  Shut off gas to the appliance.
2. Extinguish any flame.
3. If odor continues, keep away from the appliance and immediately call your gas supplier or fire 

department.

!

Summary of Contents for DST-60N

Page 1: ...er appliance In locations used for the storage of combustible materials signs must be posted to specify the maximum permissible stacking height to maintain the required clearances from the heater to t...

Page 2: ...ntal Venting 18 Common Venting Category I 19 Unvented Operation 20 Installation of Exhaust Hood When not Venting Through Roof or Sidewall 21 General Combustion Air Requirements 22 Gas Supply Installat...

Page 3: ...ge 52 for a list of the kit contents for your series heater Materials not included in the heater kit contents e g screws vent material terminals etc are the responsibility of the installer Notify your...

Page 4: ...s for the model shown on this label If your heater has been converted this information is not accurate Please contact the factory for assistance BURNER COMPONENTS For parts replacement information con...

Page 5: ...partment C Use only your hand to turn the manual shut off knob Never use tools If the knob will not turn by hand don t try to repair it call a qualified service technician Forcing or attempting a repa...

Page 6: ...h or injury Warning Symbols Safety is the most important consideration during installation operation and maintenance of the heater You will see the following symbols and signal words when there is a h...

Page 7: ...ls Only This heater must be installed in accordance with the latest edition of the Standard for Aircraft Hangars ANSI NFPA 409 In aircraft storage and servicing areas heaters shall be installed at lea...

Page 8: ...pply Clearances to Combustibles A critical safety factor to consider before installation is the clearances to combustibles Clearance to combustibles is defined as the minimum distance you must have be...

Page 9: ...tated clearance to combustibles represents a surface temperature of 90 F 50 C above room temperature Building materials with a low heat tolerance such as plastics vinyl siding canvas tri ply etc may b...

Page 10: ...ng an infrared radiant heating system consider the following Has the building s heat loss been evaluated Does the design meet the needs of the space Have recommended mounting heights been observed Hav...

Page 11: ...nded mounting heights Chart 3 1 Recommended Mounting Heights and Coverages for DST Series Heaters NOTE This chart is provided as a guideline Actual conditions may dictate variation from this data Figu...

Page 12: ...ter Adjust chain lengths until heater is level and equal weight distribution is achieved Heater Placement and Suspension Improper suspension of the tube heater may result in collapse and being crushed...

Page 13: ...d outdoor applications install side restraints Figure 3 4 to reduce side to side swaying Side restraints should be installed so that they are angled at 45 10 and should be placed at every designated s...

Page 14: ...lly or commonly vented Configuration of the vent termination determines the category type All model heaters must be installed in accordance to the requirements of this section as well as the requireme...

Page 15: ...nal Fuel Gas Code Minimum thickness for connectors varies depending on the pipe diameter Never vent the DST series with PVC or plastic pipe The equivalent length for a 4 inch 90 elbow is 5 feet Avoid...

Page 16: ...h all parts of this section in addition to the requirements of the general venting Category I Vertical venting is venting at a non positive pressure A heater vented as a Category I is considered a fan...

Page 17: ...ANSI Z223 1 Gas Vent Termination criteria if roof pitch exceeds 9 12 24 in Min Duravent Type PVP Venting Roof Heater 1 in Minimum Clearance 1 in Minimum Clearance Fire Stop Spacer 8 Sheet Metal Screw...

Page 18: ...tem to pass through a wall or barrier All horizontal vents must be terminated with a Simpson Duravent sidewall vent cap P N SWD 4 for 4 inch venting Vent Locations and Clearances Horizontal venting sy...

Page 19: ...direct route from the units to the common vent Where two or more vent connectors enter a common gas vent or chimney flue the smaller connector shall enter at the highest level consistent with the ava...

Page 20: ...e following A factory vent cap diffuser Kit DST EXH included must be used Where unvented heaters are used natural or mechanical means must be provided to supply and exhaust a minimum of 4 cfm 1000 BTU...

Page 21: ...ply line to the heaters enabling both to function simultaneously The minimum clearance between the air intake and the exhaust terminal is 4 ft Exhaust openings for removing the flue products must be l...

Page 22: ...s paints paint removers lubricants pesticides etc are present in the atmosphere High humidity Contaminants such as sawdust welding smoke etc Negative building pressure Unusually tight construction whe...

Page 23: ...ved wall intake cap P N WIV 4 must be used with horizontal outside intake ducts The wall intake cap P N WIV 4 must be installed to prevent blockage Locate the intake where dirt steam snow etc will not...

Page 24: ...e 3 11 Vertical Combustion Air Intake Side View Roof Exhaust Vent from any other appliance 18 in Min Combustion Air Intake Cap X 3 ft Min If X if less than 10 ft Storm Collar Listed Flashing Clean Out...

Page 25: ...take Cap Intake Termination Support Brackets 1 4 in pitch per foot upward or downward 6 in Min Listed Wall Thimble 4 Pipe Roof Roof Intake Cap 18 in minimum 6 pipe Air Inlet Connection Flexible boot a...

Page 26: ...absence of local codes with the latest edition of the National Fuel Gas Code NFPA 54 CAUTION NOTICE The total input to the appliance must fall within 5 of the rated input as indicated on the rating p...

Page 27: ...heater must be allowed to freely expand and contract without causing undue stress on the gas pipe The heater shall not be connected to the building piping system with rigid pipe or semi rigid metallic...

Page 28: ...y included with the flexible gas connector loosely installed on one of the flare nuts NOTE Keep flare surfaces clean and free of sealing compounds Only the pipe threads require sealing compounds 4 For...

Page 29: ...t 3 4 Propane Gas Consumption Assumes an average heating value of 1050 BTU SCF and a Specific Gravity of 0 60 Assumes an average heating value of 2500 BTU SCF and a Specific Gravity of 1 53 Chart 3 5...

Page 30: ...56 37 115 75 215 141 440 288 670 438 1270 830 60 feet 50 33 105 69 195 127 400 261 610 399 1150 752 70 feet 46 30 96 63 180 118 370 242 560 366 1050 686 80 feet 43 28 90 59 170 111 350 229 530 346 99...

Page 31: ...re leak testing close the field installed manual shut off valve shown on Figure 3 15 on the supply line to isolate the gas valve from the pressure NOTE All factory installed gas connections have passe...

Page 32: ...ring Diagrams Before wiring this appliance check the existing wiring replace if necessary If any of the original wire supplied with the appliance must be replaced it must be replaced with copper wirin...

Page 33: ...grounding prong This plug must be connected into an appropriate outlet receptacle that is properly installed and grounded in accordance to local codes and ordinances The grounding receptacle must be...

Page 34: ...is 24VAC and the burner control box is equipped with a 60 yellow 24VAC control wire Do not supply 120VAC to the 24VAC connection Controls Operation This heater was designed for use in an outdoor envir...

Page 35: ...n service or maintenance can cause property damage serious injury or death This heater must be installed and serviced by a trained gas installation and service personnel only Shock Hazard Before attem...

Page 36: ...n ignition device which automatically lights the burner This heater cannot be lighted manually Do not try to light the burner by hand Verify minimum inlet gas supply pressure 7 Turn on all other gas a...

Page 37: ...ter has completed the post purge cycle turn off the electrical power to the unit heater 17 Turn off the gas valve with the switch located on the valve body see Figure 3 20 18 Remove the pressure gauge...

Page 38: ...r air circulation or that violate the listed clearances to combustibles 9 9 Manual gas shut off is ON 9 9 Electrical power is ON 9 9 Thermostat is set to desired temperature 9 9 Properly dispose of al...

Page 39: ...afety label affixed to the heater If you do not smell gas proceed to step 6 6 Turn manual shutoff knob counterclockwise to ON 7 Turn ON all electrical power to the appliance 8 Set thermostat to desire...

Page 40: ...stage on the gas valve is powered directly from the second stage of the thermostat In order for high fire to engage low fire must be energized as well The thermostat determines which stage to maintain...

Page 41: ...on solid while sensing flame heating mode Hard lockout recoverable by cycling thermostat recoverable will restart on its own as long as problem is addressed and T stat or power is cycled 5 minute retr...

Page 42: ...amage from fire Gas Connection Inspect the integrity of the gas connection to the heater Check for leaks damage fatigue or corrosion Do not operate if repairs are necessary and turn off gas supply to...

Page 43: ...me should extend directly outward from burner without floating or lifting Wiring Check electrical connections for tightness and or corrosion Check wires for damage Gas Connection Inspect the integrity...

Page 44: ...rect vent lengths Replace wiring or hose connections No No No Yes Find source of electrical problem Is the igniter physically damaged No Yes Replace igniter No Check voltage at igniter sequence usuall...

Page 45: ...experienced at the area of intake e g high winds attic space tightly sealed building No Repair thermostat or thermostat wiring Yes Remove obstruction Is the draft inducer impeller obstructed or locked...

Page 46: ...urge gas line No Check inlet pressure and limit switches Check circuit board for flash codes Consult factory No The heater can shut down due to Improper grounding High winds Taking combustion air from...

Page 47: ...sure switch after verifying There is continuity across the thermal fuse Heater fan blowers squirrel cage intake and exhaust are clean and free from dirt and obstructions The 4 air intake pipe does not...

Page 48: ...0 Maintenance Heater Assembly Components 7070 7010 7075 7079 7078 7026A 7026B 7082 7011 3014 7009 7004 7046 7005 7001 7022 7021 7024 7048 7045 7044 7040 7041 7080 50A 41 206 205 222 3186 7002 204 7016...

Page 49: ...ness TP 826 40 VA Transformer TP 7040 Gas Valve Assembly Natural TP 828 Amber Indicator Light TP 7041 Gas Valve Assembly Propane TP 851C Circuit Board TP 7042 Heyco 2617 Service Port Plug TP 933 6 Bla...

Page 50: ...effort to provide product information and illustrate the products in this literature accurately however such information and illustrations are for the sole purpose of identification and do not expres...

Page 51: ...51 DST Series 5 0 Maintenance Notes Notes...

Page 52: ...and liquids in the vicinity of this or any other appliance In locations used for the storage of combustible materials signs must be posted to specify the maximum permissible stacking height to mainta...

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