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The weight of the motor resting on the fan could damage the fan pitch. 1. Remove upper shell (see page 10). 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 36). 7. Place setscrew on flat of shaft. Tighten setscrew firmly (40-50 inch-pounds/ 4.5-5.6 n-m). 8. Replace fan guard and upper shell. SPECIFICATIONS Setscrew Motor Shaft Fan Figure 35 - Fan, Motor Shaft, and Setscrew Location Motor Shaft Fan Setscrew Flush Figure 36 - Fan Cross Section Output Rating (kW) 8,8 20,5 26,4 44 (Btu/Hr) 30,000 70,000 90,000 150,000 Fuel Use Only Kerosene or No. 1 Fuel Oil Fuel Tank Capacity (U.S. Gal./Liters) 3.0/11.35 5.0/18.92 9.0/34.06 13.5/51.09 Fuel Consumption (Gal. Per Hr./Liters Per Hr.) .23/.87 .49/1.85 .66/2.5 1.10/4.16 Electric Requirements 230 V/50 Hz (Same All Models) Amperage (Normal Run) .8 1.0 1.58 1.5 Hot Air Output (CFM/CMM) 140/3.96 225/6.36 425/12 600/17 RPM 1425 2850 2850 2850 WIRING DIAGRAMS 230V/50Hz Ignitor White Brown Blue Green/Yellow Photocell Spark Plug Flame- Out Control B RRed Blue White Blue White Red Red Orange Terminal BoardMotor Green/ Yellow Reset Button Figure 37 - Wiring Diagram, 8,8 kW (30,000 Btu/Hr) Model 230V/50Hz Reset Button Ignitor White Brown Blue Green/Yellow Photocell Spark Plug Flame- Out Control B RRed Blue White Blue White Red Red Orange Terminal BoardMotor Green/ Yellow Red Motor Start Relay Black S or 2 M or 3 L or 1 Figure 38 - Wiring Diagram, 20,5/26,4 kW (70/90,000 Btu/Hr) Models 230V/50Hz Ignitor White Brown Blue Green/Yellow Photocell Spark Plug Flame- Out Control B RRed Blue White Blue White Red Red Orange Terminal BoardMotor Green/ Yellow Red Black Motor Start Relay S or 2 M or 3 L or 1 Black Run Capacitor Black Start Capacitor Black Reset Button Figure 39 - Wiring Diagram, 44 kW (150,000 Btu/Hr) Model 20 ILLUSTRATED PARTS BREAKDOWN AND PARTS LIST 6 WHEELS AND HANDLES FOR 26,4 and 44 kW (90,000 AND 150,000 Btu/Hr) MODELS KEY NO. PART NUMBER PART DESCRIPTION 26,4 90,000 QTY. 44 150,000 QTY. 1 2 3 4 5 6 7 HA2203 HA2205 M12345-33 M12342-3 M12831-3 NTC-3C 097896-01 M28526 M51015-01 M16801-2 Handles Handles Screw, #10-24 x 1 3/4" Wheel Support Frame Wheel Support Frame Hex Nut, #10-24 Wheel Cap Nut Axle Axle 2 — 8 1 — 8 2 2 1 — — 2 8 — 1 8 2 2 — 1 1 2 3 5 4 7 21 22 099623 ILLUSTRATED PARTS BREAKDOWN 8,8 kW (30,000 Btu/Hr) 18-1 18-2 18-3 18-4 18-5 18-6 18-7 18-8 18-9 18-10 18-11 18-12 18-13 18-14 18-15 18-16 18-17 18-18 Motor and Pump Assembly 1 2 3 4 5 6 7 8 9 11 12 13 13 15 16 17 18 19 21 20 22 23 24 25 26 27 28 29 30 31 32 35 36 37 38 39 14 10 11-1 11-2 11-3 11-4 11-5 33 34 40 41 42 This list contains replaceable parts used in your heater. When ordering parts, be sure PARTS LIST to provide the correct model and serial numbers (from the model plate), then the part 8,8 kW (30,000 Btu/Hr) number and description of the desired part. KEY NO. PART NUMBER PART DESCRIPTION QTY. KEY NO. PART NUMBER PART DESCRIPTION QTY. 1 2 3 4 5 6 7 8 9 10 1111-1 11-2 11-3 11-4 11-5 12 13 14 15 16 17 1818-1 18-2 18-3 18-4 18-5 M51104-01 098511-67 098511-54 M15823-27 098512-05 M51108-01 M11084-29 M16660 M10908-2 HA3019 079673-03 ** 097124-01 M29835-2 079980-01 M29824 M29681 M11084-26 M30865-02 M11143-1 M30884 M50631 098138-01 ** 098642-02 M8645-2 M22009 M22456-2 M29608 Handle Upper Shell (Black) Upper Shell (Yellow) Screw, #10-16 x 1/2" Combustion Chamber Heat Shield Screw, #10-16 x 3/4" Photocell Bracket Screw, #6-32 x 3/8" Photocell Assembly Power Cord Burner Strap Assembly Bracket Spark Plug Nozzle Adapter Nut, 14mm Nozzle Screw, #10-16 x 3/8" Bushing Strain Relief Bushing Fan Rubber Bumper Motor Bracket Motor and Pump Assembly Motor (230V/50Hz) Pump Body Insert Rotor End Pump Cover 1 1 1 6 1 1 2 1 2 1 1 1 1 1 1 1 1 2 2 1 1 2 1 1 1 1 1 1 1 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 M51105-01 NTC-4C M50104-02 M11084-26 098511-81 098511-12 M11271-8 M15823-37 M29652-04 M29652-05 M16841-57 M10990-3 M50876-04 098557-07 M11084-29 099125-02 099157-01 097630-02 097702-01 098513-23 M50899-03AA M11084-26 099177-01 078918-01 097785-01 Fan Guard Hex locknut Bushing (wires) Screw, #10-16 x 3/8" Lower Shell (Black) Lower Shell (Yellow) Clip Nut Screw, #8-18 x 1/4" Rubber Airline Fuel Line Wire Assembly (red 8 1/2") Rubber Bushing Fuel Filter Assembly (Includes bushing) Electronic Ignitor Screw, #10-16 x 3/4" Terminal Board Rivet Flame-Out Control Fuel Tank Cap Fuel Tank Side Cover Screw, #10-16 x 3/8" Hex Nut Terminal Board Tab Cap Vinyl Foam Gasket 1 2 1 6 1 1 6 1 1 1 1 1 11 2 1 1 1 1 1 1 2 1 1 1 PARTS AVAILABLE - NOT SHOWN 18-6 M29632 Lint Filter 1 M18053 Filler Neck Screen 1 18-7 M29633 Intake Filter 1 097764-04 Tradename Decal18-8 M29609 End Filter Cover 1 (Black Shell) 2 18-9 M12461-31 Screw, #10-32 x 1" 3 097649-01 Tradename Decal18-10 M8940...

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