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Desa 100,000 Btu/Hr Owner's Manual

Portable forced air heaters. kerosene/diesel heater with built-in thermostat
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See also: Owner's Manual
Heater is suitable
for outdoor use.
Never use heater
in living or
sleeping areas.
KeroSene/dieSel Heater witH Built-in tHermoStat
IMPORTANT: Read and understand this manual before
assembling, starting or servicing heater. Improper use
of heater can cause serious injury. Keep this manual for
future reference.
Safety .................................................................. 2
Unpacking............................................................ 3
Product Identification ........................................... 3
Specifications ...................................................... 4
Assembly ............................................................. 5
Fuels .................................................................... 8
Ventilation ............................................................ 9
Theory of Operation............................................. 9
Operation ........................................................... 10
Operation with Portable Generator .....................11
Storing, Transporting or Shipping ...................... 12
PortaBle ForCed air HeaterS
owner'S manual
Heater SizeS:
100,000, 150,000 and 200,000 Btu/Hr

taBle oF ContentS

Save this manual for future reference.
For more information, visit www.desatech.com
Troubleshooting ................................................. 13
Service Procedures ........................................... 15
Wiring Diagram .................................................. 20
Technical Service............................................... 21
Accessories ....................................................... 21
Parts .................................................................. 22
Replacement Parts ............................................ 27
Parts Central...................................................... 27
Warranty ............................................................ 28
Wire Guard
for Canadian
models only.

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Summary of Contents for Desa 100,000 Btu/Hr

  • Page 1: Table Of Contents

    PortaBle ForCed air HeaterS owner’S manual Wire Guard for Canadian models only. Heater is suitable for outdoor use. Never use heater in living or sleeping areas. Heater SizeS: 100,000, 150,000 and 200,000 Btu/Hr KeroSene/dieSel Heater witH Built-in tHermoStat IMPORTANT: Read and understand this manual before assembling, starting or servicing heater.

  • Page 2: Safety

    2800 square alcohol or other highly flammable fuels. cm (three-square-foot) opening of fresh, 2. Fueling outside air for each 30 kw (100,000 Btu/Hr) a) Personnel involved with fueling shall of rating. be qualified and thoroughly familiar 11.

  • Page 3: Unpacking

    1. Remove all packing items applied to 3. Check items for any shipping damage. If heater for shipment. heater is damaged call DESA Heating, LLC at 1-866-672-6040 for replacement 2. Remove all items from carton. parts before returning to dealer.

  • Page 4: Specifications

    SPeCiFiCationS 100 Models • Output Rating: 100,000 Btu/Hr • Fuel: Use only kerosene, #1/#2 diesel*/fuel oil, JET A or JP-8 fuels • Fuel Tank Capacity: 13.5 gal (51.1 liters) • Fuel Consumption per Hr: 0.75 gal (2.84 liters) • Pump Pressure (psi): 5.9 •...

  • Page 5: Assembly

    aSSemBly Estimated assembly time: 20 minutes Tools Needed • 5/16" nut driver or wrench • 7/16" socket/ratchet or wrenches • #4 Phillips screw driver All models are furnished with a wheel, mounting hardware and handles. Parts will be found in shipping carton. You should have the following assembly parts: Wheel (1), Axle (1), Handle Crossbar (1), Rear Cross Support (1), Legs (2), Rubber Feet (2), Rear Handles (2), Front Handle (1), Handle Grips (2), Extension Cord Wraps (2) (see page 26).
  • Page 6 aSSemBly Continued Wire Guard (Canadian Models) 4. Assemble each leg (left and right) onto 1. Remove two screws securing front of up- each side of rear cross support. Loosely per shell to lower shell (see Figure 2). secure each side with bolts (A) (see Fig- 2.
  • Page 7 aSSemBly Continued 7. Assemble wheel axle into front holes of 11. Slide rear handle onto each end of front legs (see Figure 7). handle. Insert bolts (D) into holes (2 per side) (see Figure 9). 8. Secure front legs to tank with two bolts (C) (see Figure 8).

  • Page 8: Fuels

    aSSemBly Continued 15. Assemble extension cord wrap to each Extension Handle Cord Wrap rear handle (see Figure 11). Crossbar 16. Push handle grips onto handles (see Figure 11). 17. Attach handle crossbar with 2 bolts (C) Handle Grip Figure 11 - Handle Grip and Cord Cleat Assembly FuelS Do not use fuels heavier than No.

  • Page 9: Ventilation

    5" (12.7 cm) feet (2,800 square cm) for each • a single-car garage door [9 feet (2.74 me- 100,000 BTU/HR rating. Provide ter) opening] raised 8" (20.3 cm) extra fresh air if more heaters • two, 30" (76.2 cm) windows raised 15"...

  • Page 10: Operation

    oPeration IMPORTANT: Review and under- WARNING: This heater is stand the warnings in the Safety equipped with a thermostat. section, page 2. They are needed Heater may start at any time. to safely operate this heater. Follow all local ordinances and TO STOP HEATER codes when using this heater.

  • Page 11: Operation With Portable Generator

    oPeration Continued Error Codes WARNING: Never service This heater will display error codes whenever heater while it is plugged in, there is an abnormal shutdown or problems operating or hot. Severe burns with supply voltage. Make sure you have read and electrical shock can occur.

  • Page 12: Storing, Transporting Or Shipping

    Storing, tranSPorting or SHiPPing Note: If shipping, transport companies require 3. Properly dispose of old and dirty fuel. fuel tanks to be empty. Check with local automotive service sta- tions that recycle oil. 1. Remove excess fuel from tank using a si- phon pump.

  • Page 13: Troubleshooting

    trouBleSHooting WARNING: Never service heater while it is plugged in, operating or hot. Severe burns and electrical shock can occur. FAULT CONDITION POSSIBLE CAUSE REMEDY Motor does not start after 1. No power to heater 1. Check circuit breaker in heater is plugged in and ON/ electrical panel OFF switch is on (|)
  • Page 14 trouBleSHooting Continued FAULT CONDITION POSSIBLE CAUSE REMEDY Heater ignites but control as- 1. Pump pressure incorrect 1. See Pump Pressure Adjust- sembly shuts heater off after ment, page 16 a short period of time 2. Dirty air intake, air output, 2.

  • Page 15: Service Procedures

    SerViCe ProCedureS 2. Remove single screw securing upper WARNING: To avoid risk of shroud using 5/16" nut driver (see Figure 16). Open shroud carefully by pulling up burn and electrical shock, never on both sides. attempt to service heater while it 3.
  • Page 16 SerViCe ProCedureS Continued 5. Rotate fan so set screw is visible (see AIR OUTPUT, AIR INTAKE AND LINT Figure 19). Measure gap from side of fan FILTERS to side of housing. Make note of measure- 1. Remove filter end cover screws using ment.
  • Page 17 SerViCe ProCedureS Continued Pump Nozzle Model Pressure Adapter 100 5.9 PSI Bracket 150 6.4 PSI 200 7.1 PSI Air and Fuel Pressure Lines Gauge Figure 22 - Adjusting Pump Pressure Combustion Chamber FUEL FILTER 1. Open upper shroud (see Shroud and Up- per Shell, page 15).
  • Page 18 SerViCe ProCedureS Continued 5. Carefully remove nozzle from the nozzle 7. Blow compressed air through face of adapter using 5/8" socket wrench (see nozzle. This will remove any debris in Figure 26). nozzle. 6. Blow compressed air through face of 8.
  • Page 19 SerViCe ProCedureS Continued FUEL AND AIR LINE REPLACEMENT Fuel Filter, page 17) and the other end to nozzle adapter (see Figure 24, page 17 AND PROPER ROUTING or Figure 27, page 18). 1. Open upper shroud (see Shroud and Up- Note: Route hoses as shown in Figure per Shell, page 14).

  • Page 20: Wiring Diagram

    SerViCe ProCedureS Continued 10. Adjust pump pressure (see Pump Pres- Gap Adjusting Screw sure Adjustment, page 16). Blade 0.003"/0.004" Note: If rotor is still binding, proceed as (0.076-0.101 mm) follows. Gap Measured 11. Perform steps 1 through 6. With Feeler 12.

  • Page 21: Technical Service

    SerViCe You may have further questions about installa- You can also visit DESA Heating, LLC’s web tion, operation, or troubleshooting. If so, con- site at www.desatech.com. tact DESA Heating, LLC at 1-866-672-6040. When calling please have your model and serial numbers of your heater ready.

  • Page 22: Parts

    PartS USA MODELS TA100, TA103, TA106, TA111, TA101, TA104, TA107, TA112, TA102, TA105, TA108, TA113 CANADIAN MODELS TA114, TA117, TA120, TA115, TA118, TA121, TA116, TA119, TA122 200,000 Btu Model Shown www.desatech.com 118419-01E...
  • Page 23 PartS This list contains replaceable parts used in your heater. When ordering parts, be sure to provide correct model and serial numbers (from model plate), and part number and description of desired part. NO. PART NO. DESCRIPTION 100 150 200 QTY 122309-01 Upper Shroud •...
  • Page 24 PartS NOZZLE ASSEMBLY 100,000 AND 150,000 BTU MODELS NO. PART NO. DESCRIPTION QTY. 100735-35 Nozzle Assembly (100) 100735-36 Nozzle Assembly (150) 117000-01 Ignitor Electrode M10908-2 Ignitor Screw 118390-01 Nozzle Adapter Bracket 104054-01 Nozzle Adapter NOZZLE ASSEMBLY 200 MODELS NO. PART NO. DESCRIPTION QTY.
  • Page 25 PartS MOTOR AND PUMP ASSEMBLY NO. PART NO. DESCRIPTION QTY. 120326-02 Motor Blower (100) 120326-01 Motor Blower (150/200) 079975-02 Pump Body (100) 079975-03 Pump Body (150/200) M22009*, ** Insert M22456-1* Rotor (100) M22456-2** Rotor (150/200) M29608 Pump Cover (100/150) M29608-02 Pump Cover (200) M29632*** Lint Filter...
  • Page 26 PartS WHEEL AND HANDLES NO. PART NO. DESCRIPTION 100 150 200 QTY 118404-01 Front Handle • • • 118414-02 Rear Handle • • • 118800-01 Left Rear Leg • • • 118800-02 Right Rear Leg • • • 118411-01 Cross Support •...

  • Page 27: Replacement Parts

    Parts Central or call DESA Heating, LLC at 1-866-672-6040. call DESA Heating, LLC at 1-866-672-6040 for referral information. A list of authorized When calling DESA Heating, LLC, have dealers can be found by visiting www.de-...

  • Page 28: Warranty

    Proof of purchase must be presented with the heater. The heater will be inspected. A defect may be caused by faulty materials or workmanship. If so, DESA Heating, LLC will repair or replace the heater without charge.

This manual is also suitable for:

150,000 btu/hr200,000 btu/hr

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