Troubleshooting
6-4
750-204
Profire D/LND
Problem
Solution
Pilot Flame, But No Main Flame
1. Insufficient pilot flame.
2. Gas fired unit:
a. Manual gas cock closed.
b. Main gas valve inoperative.
c. Gas pressure regulator inoperative.
3. Limit circuit not completed, no voltage at end of limit circuit program relay
terminal.
a. Oil supply cut off by obstruction, closed valve, or loss of suction.
b. Supply pump inoperative.
c. No fuel.
d. Main oil valve inoperative.
e. Check oil nozzle, gun, and lines.
4. Flame detector defective, sight tube obstructed, or lens dirty.
5. Insufficient or no voltage at main fuel valve circuit terminal.
Problem
Solution
Burner Stays in Low Fire
1. Pressure or temperature above modulating control setting.
2. Manual-automatic switch in wrong position.
3. Inoperative modulating motor.
4. Defective modulating control.
5. Binding or loose linkages, cams, setscrews, etc.
Содержание ProFire D Series
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Страница 3: ...PROFIRE D LND Installation Operation and Service Manual Manual Number 750 204 Release Date July 2019...
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Страница 16: ...viii 750 204 Profire D LND...
Страница 30: ...Installation 2 2 750 204 Profire D LND FIGURE 2 1 Recommended Scotch Marine Chamber Dimensions...
Страница 39: ...750 204 Profire D LND 2 11 2 13 Installation Checklist FIGURE 2 7 Recommended Pipe Size...
Страница 40: ...Installation 2 12 750 204 Profire D LND FIGURE 2 8 Recommended Pipe Size...
Страница 42: ...Installation 2 14 750 204 Profire D LND FIGURE 2 10 Recommended Pipe Size...
Страница 43: ...750 204 Profire D LND 2 15 2 13 Installation Checklist FIGURE 2 11 Recommended Pipe Size...
Страница 44: ...Installation 2 16 750 204 Profire D LND FIGURE 2 12 Recommended Pipe Size...
Страница 45: ...750 204 Profire D LND 2 17 2 13 Installation Checklist FIGURE 2 13 Recommended Pipe Size...
Страница 46: ...Installation 2 18 750 204 Profire D LND FIGURE 2 14 Recommended Pipe Size...
Страница 47: ...750 204 Profire D LND 2 19 2 13 Installation Checklist FIGURE 2 15 Multiple Boilers Installation Heavy Oil...
Страница 48: ...Installation 2 20 750 204 Profire D LND FIGURE 2 16 Typical UL Gas Piping FIGURE 2 17 Typical UL Gas Piping...
Страница 50: ...Installation 2 22 750 204 Profire D LND...
Страница 69: ...750 204 Profire D LND 4 11 4 8 Firing Rate Controls FIGURE 4 7 Motor Rotations...
Страница 70: ...Adjustments 4 12 750 204 Profire D LND...
Страница 82: ...Maintenance 5 12 750 204 Profire D LND...
Страница 88: ...Troubleshooting 6 6 750 204 Profire D LND...
Страница 98: ...Flue Gas Recirculation 8 6 750 204 Profire D LND FIGURE 8 4 FGR Piping and Valve Sizes...
Страница 100: ...Flue Gas Recirculation 8 8 750 204 Profire D LND FIGURE 8 6 20 PPM Head Assembly...
Страница 104: ...Parts Lists and Drawings 9 4 750 204 Profire D LND 9 4 Parts Lists and Drawings 9 4 2 Blast Tube Assembly D42 336...
Страница 106: ...Parts Lists and Drawings 9 6 750 204 Profire D LND 9 4 2 Blast Tube Assembly D378 420...
Страница 108: ...Parts Lists and Drawings 9 8 750 204 Profire D LND 9 4 3 Blower Housing Assembly D42 175...
Страница 110: ...Parts Lists and Drawings 9 10 750 204 Profire D LND 9 4 4 Blower Housing Assembly D210 336...
Страница 112: ...Parts Lists and Drawings 9 12 750 204 Profire D LND 9 4 5 Blower Housing Assembly D378 420...
Страница 114: ...Parts Lists and Drawings 9 14 750 204 Profire D LND 9 4 6 Compressor Set D42 145...
Страница 116: ...Parts Lists and Drawings 9 16 750 204 Profire D LND 9 4 7 Compressor Set D175 336...
Страница 118: ...Parts Lists and Drawings 9 18 750 204 Profire D LND 9 4 8 Compressor Set D378 420...
Страница 120: ...Parts Lists and Drawings 9 20 750 204 Profire D LND 9 4 9 Control Package Fireye...
Страница 122: ...Parts Lists and Drawings 9 22 750 204 Profire D LND 9 4 10 Control Package Honeywell...
Страница 124: ...Parts Lists and Drawings 9 24 750 204 Profire D LND 9 4 11 Damper Assembly D42 420...
Страница 126: ...Parts Lists and Drawings 9 26 750 204 Profire D LND 9 4 12 Damper Assembly LND42 420...
Страница 128: ...Parts Lists and Drawings 9 28 750 204 Profire D LND 9 4 13 Drawer Assembly D42 63...
Страница 130: ...Parts Lists and Drawings 9 30 750 204 Profire D LND 9 4 14 Drawer Assembly D84 145...
Страница 132: ...Parts Lists and Drawings 9 32 750 204 Profire D LND 9 4 15 Drawer Assembly D175 336...
Страница 134: ...Parts Lists and Drawings 9 34 750 204 Profire D LND 9 4 16 Drawer Assembly D378 420...
Страница 136: ...Parts Lists and Drawings 9 36 750 204 Profire D LND 9 4 17 Firing Head Assembly D42 420...
Страница 139: ...750 204 Profire D LND 9 39 9 4 Parts Lists and Drawings 9 4 19 Oil Heater D42 420...
Страница 141: ...750 204 Profire D LND 9 41 9 4 Parts Lists and Drawings 9 4 20 Oil Metering Assembly DL DLG DM DMG42 145...
Страница 143: ...750 204 Profire D LND 9 43 9 4 Parts Lists and Drawings 9 4 21 Oil Metering Assembly DL DLG DM DMG175 420 DE DEG42 420...
Страница 146: ...Parts Lists and Drawings 9 46 750 204 Profire D LND 9 4 22 Oil Metering Assembly D378 420...
Страница 152: ...Parts Lists and Drawings 9 52 750 204 Profire D LND 9 4 26 Modulation Cam Trim Low NOx or Left Hand Gas...
Страница 156: ...750 204 Profire D LND...
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