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INSTALLATION & MAINTENANCE MANUAL FOR
Ò
PVI FIREPOWER
B40 OIL BURNER
1.0 thru 10.0 gph
CARBON MONOXIDE WARNING:
CAUTION: IMPROPER COMBUSTION MAY CAUSE SERIOUS INJURY.
PVI recommends a seasonal or annual combustion check-out be performed by a
qualified service agency to ensure safe and efficient operation.
Typical Construction
Figure 22A-1
1. Burner housing 12. Pump coupling
2. Mounting flange 13. Fan wheel
3. Flange gasket 14. Fan motor
4. Blast tube 15. Flame sa
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Ò PVI FIREPOWER B40 OIL BURNER FOR YOUR SAFETY DO NOT store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance. FOR YOUR SAFETY WARNING: Improper installation, adjustment, alteration, service or maintenance can cause injury or property damage. Refer to this manual for assistance, or consult a qualified service agency. ELECTRICAL 1. Wiring to the unit s
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Ò PVI FIREPOWER B40 OIL BURNER START-UP (Refer to Figure 22-1 to identify burner parts) 10. Tighten the electrode mounting clamp slightly until 1. Remove the enclosure panel cover on the water heater or boiler to expose the control circuit. The electrode ceramics are seated firmly and wiring diagram, located on the backside of the completely in the mounting bracket without gaps between ceramics and mounting bracket at the cover, will show the controls used in our circuitry. bearing
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Ò PVI FIREPOWER B40 OIL BURNER START-UP (con't) After purging is complete, terminal 3 energizes Once the flame is established, set the oil pressure the oil valve and terminal 4 energizes the ignition (measured at the oil pump) at pressure shown on transformer. The flame is then established and the tag attached to the burner. Oil pressure should the VDC reading on the meter should read a be adjusted while firing on the second stage. Do steady 14-18 VDC for photocell or 4-6 VDC for not ex
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Ò PVI FIREPOWER B SERIES OIL BURNER START-UP (con't) 20. Record the following information for future use: a) Air shutter position ________________ g) Smoke ________________(less than #2) b) Oil supply pressure ____________PSIG h) Stack temperature: c) Stack draft _________________" W.C. Gross ________________________°F. d) O reading _______________% (4-6%) 2 Less ambient ___________________°F. e) CO reading ____________% (10-12%) 2 Net __________________________
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Ò PVI FIREPOWER SINGLE STAGE B SERIES OIL BURNER ADJUSTMENTS AIR ADJUSTMENT Loosen the locking screw and move the knob (A) along the scale (B) to the position wanted and tighten the screw. Check the air adjustment by making a flue gas analysis. Figure 22A-2 ADJUSTMENT & REMOVAL OF NOZZLE ASSEMBLY To adjust nozzle assembly (C), loosen screw (D) and move the nozzle forward or retract by turning the adjustment screw (E). Line up the pointer on the locating bloc
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Ò PVI FIREPOWER TWO STAGE B SERIES OIL BURNER ADJUSTMENTS AIR ADJUSTMENT First stage: Set the operating switch on low capacity. Loosen the screw (A) and move the damper arm (C) along the scale (E) to a position where the flame does not soot nor blow out. Tighten the screw. Second stage: The operating switch remains on low capacity. Screw the knurled ring (B) by means of an adjustment pin in (reduce) or out (increase). The position of the damper can be read on the damper scale (E
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Ò PVI FIREPOWER NOZZLE POSITION INPUT - GPH NOZZLE POSITION 1.4 1 2.8 3 4.3 4 5.7 2 7.2 2 8.6 4 TABLE 22-2 Figure 22A-8 PV500-22A 08-98 8 Section 22A
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Ò PVI FIREPOWER TROUBLESHOOTING SUGGESTIONS OIL BURNER 1. BURNER FAILS TO START: D. Occasional low supply voltage. Contact local A. Defective on/off or fuel transfer switch. utility to correct. Make certain the burner control circuit transformer (if supplied) is correct for the Replace switch. voltage and power (VAC) being supplied. B. Control circuit has an open control contact. Check limits, low water cutoff, proof of closure 3. BURNER MOTOR RUNS, BUT DIRECT SPARK switch an
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Ò PVI FIREPOWER TROUBLESHOOTING SUGGESTIONS OIL BURNER (con't) 4. OIL FLAME IGNITES, BUT THEN FLAME 7. LOW OIL FLAME IS ESTABLISHED AND SAFEGUARD CONTROL LOCKS OUT ON PROVEN, BUT FLAME OUT OCCURS IN SAFETY: TRANSITION FROM LOW FIRE TO HIGH FIRE: A. Flame scanner lens dirty. Remove and clean. A. Defective or incorrect size oil nozzle. Replace. B. Scanner sight tube blocked or dirty. Check and clean. B. High fire oil pressure too low. Readjust. C. Flame scanner defectiv
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Ò PVI FIREPOWER TROUBLESHOOTING SUGGESTIONS OIL BURNER (con't) 6. OIL HIGH FIRE INPUT RATE CANNOT BE ACHIEVED: H. Oil suction line too small or partially A. Oil nozzle size too small. Remove nozzle blocked. Make vacuum test while at high fire. and check marking. Replace with correct size nozzle. The vacuum should not exceed 10-15 inches Mercury (HG). Make line size changes, if required. B. Nozzle defective. Replace. Nozzle mesh filter (if supplied) dirty. Clean or repla
