Desa PRV125EDI Owner'S Manual Download Page 1

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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.

PORTABLE

FORCED

AIR HEATER

OWNER’S MANUAL

125 SIDE

PFA/PV 004

Model PRV125EDI

Summary of Contents for PRV125EDI

Page 1: ...tand this manual before assembling starting or servicing heater Improper use of heater can cause serious injury Keep this manual for future reference PORTABLE FORCED AIR HEATER OWNER S MANUAL 125 SIDE PFA PV 004 Model PRV125EDI ...

Page 2: ...9 Service Procedures 10 Upper Shell Removal 10 Fan 10 Air Output Air Intake and Lint Filters 11 Pump Pressure Adjustment 11 Fuel Filter 12 Spark Plug 12 Nozzle 13 Pump Rotor 14 Specifications 15 Wiring Diagram 15 Accessory 15 Illustrated Parts Breakdown and Parts List 16 Wheels and Handles 17 Burner Head Assembly 18 Motor and Pump Assembly 18 Warranty and Repair Service Back Cover CONTENTS SECTION...

Page 3: ...e fuels Never use heater where gasoline paint thinner or other highly flammable vapors are present Follow all local ordinances and codes when using heater Never use heater without properly installed vent piping and regulator This heater must have fresh air for proper operation If not poor fuel combus tion and improper venting of flue gases will result Carbon monoxide poison ing from backed up flue...

Page 4: ...aust gases to the outdoors through a flue pipe smoke stack or chimney When using the heater provide enough air for combustion and ventilation Provide proper power supply for the heater This manual contains operating maintenance and troubleshooting instructions A complete parts list is also included 1 Remove all packing items applied to heater for shipment 2 Remove all items from carton 3 Check ite...

Page 5: ...ort frame Make sure air inlet end rear of heater is over wheels Line up holes on fuel tank flange with holes on wheel support frame 4 Place front handle and rear handle on top of fuel tank flange Insert screws through handles fuel tank flange and wheel support frame Attach nut finger tight after each screw is inserted 5 After all screws are inserted tighten nuts firmly 6 Place interrupter onto com...

Page 6: ...t of fuel is sprayed into the combustion chamber The Air System The motor turns the fan The fan pushes air into and around the combustion chamber This air is heated and provides a stream of clean hot air Exhaust gases are ducted out of the heater through a vent pipe The user must supply the vent pipe The Ignition System The electronic ignitor sends voltage to the spark plug The spark plug ignites ...

Page 7: ...ds air contamination in the room 30 76 2 cm Mini mum Standard 4 inch 10 16 cm draft regulator required if vent pipe ex ceeds 20 feet 6 1 meters in length WARNING Review and understand the warnings in the Safety Informa tion Section They are needed to safely operate this heater Follow all local codes when using this heater To Start Heater 1 Follow all ventilation and safety information 2 Fill fuel ...

Page 8: ...e fumes IMPORTANT Do not store kerosene over summer months for use during next heating season Using old fuel could damage heater Never service heater while it is plugged in operating or hot Severe burns and electrical shock can occur Item How Often How To Fuel tank Flush every 150 200 hours See Storage above of operation or as needed Air output and Replace every 500 hours of See Air Output Air Int...

Page 9: ...shock can occur Wrong pump pressure Carbon deposits on spark plug and or improper gap Dirty fuel filter Dirt in nozzle Water in fuel tank Electronic ignitor not grounded earthed Bad electronic ignitor See Pump Pressure Adjustment page 11 See Spark Plug page 12 See Fuel Filter page 12 See Nozzle page 13 Drain and flush fuel tank with clean kerosene See Storage page 8 Make sure electronic ig nitor m...

Page 10: ...ng motor from heater The weight of the motor resting on the fan could damage the fan pitch 1 Remove upper shell see above 2 Use 1 8 Allen wrench to loosen setscrew which holds fan to motor shaft 3 Slip fan off motor shaft 4 Clean fan using a soft cloth moistened with kerosene or solvent 5 Dry fan thoroughly 6 Replace fan on motor shaft Place fan hub flush with end of motor shaft see Figure 8 7 Pla...

Page 11: ...and Lint Filters Air Intake Filter Filter End Cover Air Output Filter Lint Filter Fan Guard Pump Pressure Adjustment 1 Remove pressure gauge plug from filter end cover 2 Install accessory pressure gauge part number HA1180 3 Start heater see Operation page 7 Allow motor to reach full speed 4 Adjust pressure Turn relief valve to right to increase pressure Turn relief valve to left to decrease pressu...

Page 12: ...lace fan see page 10 8 Replace fan guard and upper shell Figure 12 Fuel Filter Removal 1 0 FUEL FILTER REMOVAL Burner Head Combustion Chamber Fuel Filter Fuel Tube Flare Nut Bend Here to Adjust Gap 055 1 4mm Gap Spark Plug 1 Remove upper shell see page 10 2 Remove fan see page 10 3 Remove spark plug wire from spark plug 4 Remove spark plug from burner head using 13 16 open end wrench 5 Clean and r...

Page 13: ...f nozzle This will free any dirt in nozzle area 11 Inspect nozzle seal for damage 12 Replace nozzle into burner head Tighten nozzle firmly 80 110 inch pounds 9 1 12 4 n m 13 Attach burner head to combustion chamber 14 Install spark plug in burner head 15 Attach spark plug wire to spark plug 16 Attach flare nut until nut seats against fuel tube and fitting Tighten 1 4 turn more using 3 4 open end w...

Page 14: ...1mm at tightest position Adjust if needed 10 Install blades pump plate air filters and filter end cover 11 Replace fan guard and upper shell 12 Adjust pump pressure see page 11 Note If rotor is still binding proceed as follows 13 Perform steps 1 through 6 above 14 Place fine grade sandpaper 600 grit on flat surface Sand rotor lightly in figure 8 motion four times see Figure 19 15 Reinstall insert ...

Page 15: ...Output CFM CMM 317 8 97 RPM 2850 WIRING DIAGRAM Purchase this accessory from your local dealer ACCESSORY AIR GAUGE KIT HA1180 Special tool to check pump pressure Figure 20 Wiring Diagram White Brown Blue Green Yellow 230V 50Hz Photocell Ignitor Safety Control B Reset Button R Red Blue White Blue White Red Red Green Yellow Terminal Board Motor Motor Start Relay M or 3 S or 2 L or 1 Start Capacitor ...

Page 16: ...6 ILLUSTRATED PARTS BREAKDOWN 1 2 4 3 45 5 12 39 11 13 6 18 17 15 14 40 24 47 21 23 26 44 42 19 20 40 41 22 28 43 46 30 29 55 54 32 31 40 37 33 36 40 34 27 53 52 16 41 38 39 51 25 35 7 8 9 10 56 48 49 50 ...

Page 17: ...sembly red 8 1 2 1 52 M9900 77 Wire Assembly black 15 1 53 079010 14 Wire Assembly red 8 7 8 1 54 M9900 183 Wire Assembly black 6 1 55 M9900 184 Wire Assembly black 15 1 56 M30865 02 Open Close Bushing 1 098053 04 Tradename Decal 1 098054 02 General Information Decal 1 078918 01 Terminal Board Tab Cap 1 KEY NO PART NO DESCRIPTION QTY 1 098511 76 Upper Shell 1 2 098512 01 Combustion Chamber 1 3 HA3...

Page 18: ...1 KEY PART NO NO DESCRIPTION QTY 1 098784 02 Motor 1 2 079965 01 Pump Body 1 3 FHPF3 2C Screw 10 32 x 1 4 2 4 M22009 Rotor Insert 1 5 M22456 1 Pump Rotor 1 6 M50545 Pump Front Cover 1 7 M12179 Intake Air Filter 1 8 M16545 Filter End Cover 1 9 M8940 Ball 1 4 1 10 M10993 1 Compression Spring 1 11 M27694 Adjustment Screw 1 12 M22997 Plug 1 13 M12461 31 Screw 10 32 x 1 10 14 M12244 1 Output Filter 1 1...

Page 19: ...19 NOTES ...

Page 20: ...099665 01 REV C 8 92 ...

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