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FORCED AIR HEATERS
"USER'S MANUAL"
C
US
Before the first use of this heater, please read this USER'S MANUAL very
carefully. This USER'S MANUAL has been designed to instruct you as to
the proper manner in which to assemble the heater, maintain the heater,
store the heater, and most importantly, how to operate the heater in a safe
and efficient manner. Please keep this manual for future reference.
PORTABLE
MODEL : DFA-50
World Marketing of America, Inc.
12256 William Penn Hwy
Mill Creek, PA 17060
1- 800 - 776 - 9425 (9AM - 4PM EST)
MON.- FRI. ONLY
www.yourheater.com
DFA-75T
DFA-125C
DFA-170CV
DFA-210CV
LISTED
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Table of Contents
Related Manuals for Dura Heat DFA-75T
Summary of Contents for Dura Heat DFA-75T
- Page 1 PORTABLE FORCED AIR HEATERS “USER’S MANUAL” MODEL : DFA-50 DFA-75T DFA-125C DFA-170CV DFA-210CV LISTED Before the first use of this heater, please read this USER’S MANUAL very carefully. This USER’S MANUAL has been designed to instruct you as to the proper manner in which to assemble the heater, maintain the heater, store the heater, and most importantly, how to operate the heater in a safe and efficient manner.
- Page 2 NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING! DANGER: IMPROPER USE OF THIS HEATER CAN RESULT IN SERIOUS INJURY OR DEATH FROM BURNS, FIRE, EXPLOSION, ELECTRICAL SHOCK AND/OR CARBON MONOXIDE POISONING. WARNINGS: 1. RISK OF INDOOR AIR POLLUTION! • Use this heater only in well ventilated areas. Provide at least a three-square foot (2,800 sq. cm.) opening of fresh outside air for each 100,000 BTU/hr.
- Page 3 Front Guard Hot Air Outlet Upper Shell Handle Lower Shell Fan Guard Fuel Tank Side Cover Lamp Fuel Gauge Thermostot Knob (75T Model Only) Fuel Cap Power/Reset Switch Power Cord (Piggy Back,75T Model Only) Figure 1. DFA-50 / DFA-75T MODELS...
- Page 4 NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING! Front Handle Upper Shell Hot Air Outlet Shell Lower Rear Handle Fuel Gauge Fuel Cap Side Cover Lamp Fan Guard Thermostat Knob Room Temp. Display Power Cord Power/Reset Switch (Piggy Back) 10” Flat Free Wheel Fuel Drain Bolt Figure 2.
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Page 5: Unpacking And Assembly
NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING! 3. UNPACKING AND ASSEMBLY 1. REMOVE THE HEATER AND ALL PACKING MATERIALS FROM THE BOX. (Fig. 4 and 5) NOTE : Save the shipping carton and packing materials for future storage. DFA-50/75T DFA-125C DFA-170CV DFA-210CV Wheel Support Fram... - Page 6 NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING! 2. ASSEMBLY Screw Handle For DFA-50/70T Models only Front Guard Tools Required Wedged Portion • Medium Phillips Screwdriver. Assembling Handle Slit Hole 1. Lift front guard for arrow direction and make sure that guard’s wedged portion fits into the slit hole on the upper housing.
- Page 7 NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING! Screw L Screw S Front Handle Flange Screw Hot Air Outlet Cord Wrap Rear Handle Cap Nut S Fuel Tank Flange Air Inlet Wheel Support Frame Threaded Axle Wheel Bushing Wheel Cap Nut L Figure 7.
- Page 8 If this device activates and turns your heater off it may require service. Internal Shut-Off Temp. Reset Temperature MODELS Plus/Minus 10 Degrees Plus/Minus 10 Degrees DFA-50 / DFA-75T 176˚F/80˚C 122˚F/50˚C DFA-125C/DFA-170CV 230˚F/110˚C 194˚F/90˚C DFA-210CV 194˚F/90˚C...
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Page 9: Fueling Your Heater
• 101 to 200 feet (30.8 to 61 meters) long, use 14 AWG conductor. 4. Turn “THERMOSTAT CONTROL Knob” to desired setting (Setting range : 40˚F ~ 110˚F) (DFA-75T/DFA-125C/DFA-170CV/DFA-210CV Models Only) 5. Push “BTU control Switch” to desired level “High or LOW” (DFA-170CV/DFA-210CV Models only, See Figure 8). - Page 10 IMPORTANT : Do not store kerosene over summer months for use during next heating season. Using old fuel could damage heater. 4. Reinstall fuel cap. Properly dispose of old and dirty fuel. (For DFA-50/DFA-75T Models Only) 5. Reinstall Fuel Drain Bolt to Fuel tank and tighten firmly using 3/4” socket or adjustable wrench.
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Page 11: Maintenance
NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING! 9. MAINTENANCE WARNING!! : NEVER SERVICE HEATER WHILE IT IS PLUGGED IN OR WHILE HOT! USE ORIGINAL EQUIPMENT REPLACEMENT PARTS. Use of third party or other alternate components will void warranty and may cause unsafe operating conditions. - Page 12 NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING! E.) NOZZLE REMOVE DIRT IN NOZZLE AS NEEDED (SEE PAGE 16). Combustion Chamber (For DFA-50/75T/125C/170CV Models Only) Screw - Remove upper shell (See page 10). Ignition Wire - Remove fan blade (See page 10). - Remove fuel and air line hoses from burner head.
- Page 13 NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING! Spark Plug F.) SPARK PLUG CLEAN AND REGAP EVERY 600 HOURS OPERATION OR REPLACE AS NEEDED. (For DFA-50/75T/125C/170CV Models Only) - Remove upper shell (See page 10). - Remove fan (See page 10). Ignition wire - Remove ignition wire from spark plug.
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Page 14: Pump Pressure Adjustment
- Stop heater (See Operation, page 8) Pump Pressure MODEL BTU Control Switch High BTU level Low BTU level 3.8 psi DFA-50 3.8 psi DFA-75T 5.5 psi DFA-125C Relief Valve 6.5 psi 4.5 psi DFA-170CV DFA-170CV/210CV Models Only 8.5 psi 6.5 psi... -
Page 15: Replacing Fuse
To avoid fire, Do not substitute with a higher or lower current rating. 6. Replace switch wires to power switch. Fuse Holder 7. Replace side cover. Fuse NOTE : Specified fuse rating : AC 125/8A DFA-75T/125C/170CV/210CV Models Screw Side Cover Power Switch Switch Wire Fuse... -
Page 16: Troubleshooting Guide
NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING! 11. TROUBLE SHOOTING GUIDE TROUBLE POSSIBLE CAUSE CORRECTIVE ACTION Heater ignites but MAIN PCB 1. Wrong pump pressure 1. See Pump Pressure Adjustment, assembly shuts heater off after Page 13. a short period of time. 2. -
Page 17: Wiring Diagram
NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING! 12. WIRING DIAGRAM A) WIRING DIAGRAM (DFA-50 Model) B) WIRING DIAGRAM (DFA-75T/125C/170CV Models) 1/G WIRE MODEL CAPACITOR COLOR BLACK DFA-75T 12uF/230VAC BLACK DFA-125C 30uF/250VAC WHITE BLACK DFA-170CV 30uF/250VAC BLUE C) WIRING DIAGRAM (DFA-210CV Model) -
Page 18: Specifications
NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING! 13. SPECIFICATIONS DFA-50 / DFA-75T Models DFA-170CV DFA-125C DFA-210CV 45.1"(1,145 mm) 38.3"(972 mm) 21.5"(547 mm) 23.1"(587 mm) 24.6"(625 mm) 26.1"(664 mm) DFA-125C / DFA-170CV / DFA-210CV Models MODEL DFA-50 DFA-75T DFA-125C DFA-170CV DFA-210CV... - Page 19 NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING! 14. EXPLODED PARTS DRAWING (DFA-50 / 75T / 125C Models Only) NOTE : SPECIFY MODEL NUMBER AND PART NUMBER WHEN ORDERING PARTS.
- Page 20 NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING! 14. EXPLODED PARTS DRAWING (DFA-170CV Model Only) NOTE : SPECIFY MODEL NUMBER AND PART NUMBER WHEN ORDERING PARTS.
- Page 21 NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING! 14. EXPLODED PARTS DRAWING (DFA-210CV Model Only) NOTE : SPECIFY MODEL NUMBER AND PART NUMBER WHEN ORDERING PARTS.
- Page 22 NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING! 15. PARTS LIST (DFA-50/75T/125C Models Only) PART NO. Quantity KEY NO. DESCRIPTION DFA-50 DFA-75T DFA-125C Fuel Tank Assembly 2151-0004-00 2151-0007-00 2151-0008-00 Fuel Drain-Bolt 4329-0072-00 Fuel Gauge 2156-0047-00 2156-0049-00 2156-0050-00 Fuel Filter Assembly 2155-0005-00...
- Page 23 NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING! 15. PARTS LIST (DFA-50/75T/125C Models Only) PART NO. Quantity KEY NO. DESCRIPTION DFA-50 DFA-75T DFA-125C 27-4 Nut-Hex 4331-0013-00 4331-0013-00 4331-0013-00 27-5 Holder Capacitor 3231-0152-00 27-6 Pump Body 3541-0022-00 3541-0022-00 3541-0022-00 27-7 Bolt-BH Special...
- Page 24 NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING! 15. PARTS LIST (DFA-170CV Model Only) PART NO. Quantity KEY NO. DESCRIPTION DFA-170CV Fuel Tank Assembly 2151-0009-00 Fuel Drain-Bolt 4329-0072-00 Fuel Gauge 2156-0051-00 Fuel Filter Assembly 2155-0001-00 Fuel Cap 2151-0003-00 Cord Bushing 3712-0013-00 Power Cord 3980-0177-00 Thermostat...
- Page 25 NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING! 15. PARTS LIST (DFA-170CV Model Only) PART NO. Quantity KEY NO. DESCRIPTION DFA-170CV 25-6 Pump Body 3541-0022-00 25-7 Bolt-BH Special 4321-0198-00 25-8 Rotor *SP-KFA1000 25-9 Blade See SP-KFA1000 25-10 Insert See SP-KFA1000 25-11 End Pump Cover 3531-0008-00 25-12...
- Page 26 NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING! 15. PARTS LIST (DFA-210CV Model Only) PART NO. Quantity KEY NO. DESCRIPTION DFA-210CV Fuel Tank Assembly 2151-0009-00 Fuel Drain-Bolt 4329-0072-00 Fuel Gauge 2156-0052-00 Fuel Filter Assembly 2155-0001-00 Fuel Cap 2151-0003-00 Cord Bushing 3712-0013-00 Power Cord 3980-0087-00 Thermostat...
- Page 27 NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING! 15. PARTS LIST (DFA-210CV Model Only) PART NO. Quantity KEY NO. DESCRIPTION DFA-210CV 25-6 Pump Body 3541-0050-00 25-7 Bolt-BH Special 4321-0198-00 25-8 Rotor *SP-KFA1022 25-9 Blade See SP-KFA1022 25-10 Insert See SP-KFA1022 25-11 End Pump Cover 3531-0008-00 25-12...
- Page 28 NEVER LEAVE THE HEATER UNATTENDED WHILE BURNING! 15. PARTS LIST (WHEELS AND HANDLE) 1) DFA-50/75T MODELS PART NO. Quantity KEY NO. DESCRIPTION DFA-50 DFA-75T Handle 3231-0073-00 3231-0073-00 Hardware Kit HW-KFA1000 HW-KFA1000 2) DFA-125C/170CV/210CV MODELS PART NO. Quantity KEY NO. DESCRIPTION...