Table of Contents
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models manufactured after september 2007 with Beckett clean cut Burner
WARNING
improper installation, adjustment,
alteration, service or maintenance can
cause property damage, injury or death,
and could cause exposure to substances
which have been determined by various
state agencies to cause cancer, birth
defects or other reproductive harm. read
the installation, operating and maintenance
instructions thoroughly before installing or
servicing this equipment.
CAUTION
to prevent premature heat exchanger
failure do not locate any oil-fired units in
areas where chlorinated, halogenated or
acid vapors are present in the atmosphere.
FOR YOUR SAFETY
WHat to do if you smell gas:
1. open windows.
2. do not try to light any appliance.
3. do not touch any electrical switch; do
not use any phone in your building.
4. immediately call your gas supplier.
PLEASE BE SURE TO LEAVE IT WITH THE OWNER WHEN YOU LEAVE THE JOB.
installation and service manual
THIS MANUAL IS THE PROPERTY OF THE OWNER.
oil-fired unit heaters
FOR YOUR SAFETY
the use and storage of gasoline or other
flammable vapors and liquids in open
containers in the vicinity of this appliance
is hazardous.
IMPORTANT
the use of this manual is specifically
intended for a qualified installation and
service agency. all installation and service
of these units must be performed by a
qualified installation and service agency.
inspection on arrival
1. Inspect unit upon arrival. In case of damage, report
immediately to transportation company and you local Modine
sales representative.
2. Check rating plate on unit and motor to verify that power
supply and motor specification requirements meet available
electric power at the point of installation.
3. Inspect unit received for conformance with description of
product ordered (including specifications where applicable).
4-522.4
5H75804 rev.d
September, 2007
model Por
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Related Manuals for Modine Manufacturing POR
Summary of Contents for Modine Manufacturing POR
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Page 1: Inspection On Arrival
4-522.4 5H75804 rev.d September, 2007 installation and service manual oil-fired unit heaters model Por models manufactured after september 2007 with Beckett clean cut Burner FOR YOUR SAFETY the use and storage of gasoline or other flammable vapors and liquids in open containers in the vicinity of this appliance is hazardous. -
Page 2: Table Of Contents
A complete on the serial plate, is not less than 5% below the rated voltage. replacement parts list may be obtained by contacting Modine Manufacturing Company. Refer to the rating plate IMPORTANT on the appliance for complete appliance model number, serial number, and company address. -
Page 3: Si (Metric) Conversion Factors
si (metric) conversion factors / unit location In multiple unit installations, arrange units so that each si (metric) conversion factors supports the air stream of the next unit, thus creating circulatory air movement in the area. See Figure 3.1. A large table 3.1 portion of the heated air should be directed toward the side of the building exposed to prevailing winds. -
Page 4: Installation
installation combustion air requirements figure 4.1 - suspension methods For complete combustion, 14-1/2 lbs. of air is required for each pound of No. 2 fuel oil. Lack of combustion air can cause erratic burner operation, noisy combustion, fuel odors and soot deposits on heat exchanger walls resulting in lowered efficiency and high fuel consumption. - Page 5 installation venting - continued Wiring 5. If it is necessary to have an excessively high stack or if WARNING the stack is located such that it is susceptible to updraft conditions caused by wind, then oversized barometric dampers should be installed. In extremely windy locations, a 1.
- Page 6 installation figure .1 single unit Wiring diagram 115V/60HZ/1Ø WARNING Wiring Legend FACTORY FIELD WIRE NUT FUSED DISCONNECT SWITCH (BY OTHERS) All appliances must be wired strictly in accordance with wiring diagram furnished with the appliance. Any wiring different from the wiring diagram could result in a hazard to persons and property.
- Page 7 installation Piping table 7.1 Burner fuel unit capacity CAUTION Remove bypass plug from fuel unit when unit is connected to one pipe oil system. Failure to do so will permanently damage fuel unit and void warranty. 1. Recommend all piping be done in accordance with NFPA No.
- Page 8 installation figure 8.1 two Pipe system table 8.1 oil tanks equivalent length of straight Pipe or tubing (feet) To provide for a safe and continuous fuel supply, the tanks and piping to the unit heaters must be installed in accordance fitting 3/8"...
- Page 9 installation figure 9.1 typical loop system for multiple units figure 9.2 typical Pressurized supply system for multiple units 4-522.4...
- Page 10 installation accessories oil safety valve (osv) The Oil safety valve can be installed in any position. Preferred Barometric draft control position is cover up. The “IN” port is connected to the supply Do not attach draft control to top or bottom of horizontal flue line, the “OUT”...
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Page 11: Operation
oPeration figure 11.1 cutaway through oil-fired unit Heater 1. Combination fan-limit switch 9. Nozzle electrode assembly 2. Flue outlet 10. Junction box 3. Flame inspection port cover 11. Burner motor and assembly 4. Horizontal louvers 12. Finger-proof fan guard 5. Clean-out covers 13. - Page 12 oPeration During the normal operation, if the flame is lost for about 15 initial start-up seconds, the primary control will again “lockout” and must be 1. Adjust room thermostat above room temperatures. manually reset. 2. Open shut-off valves at tank and in oil supply line to the The fan and limit switch performs the dual function of operating burner.
- Page 13 When the unit is turned on, the CAUTION pressure should be 130 +/- 2psi for POR100 and 145, 100 +/- 2psi for POR 185. If pressure adjustment is necessary, adjust pressure with screwdriver or Allen wrench. See Service procedures should only be performed by a qualified Figure 7.2 and 8.1.
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Page 14: Service Instructions
(nozzle line and electrode assembly) locknut from the fitting. Lift drawer assembly up and out of the air blast tube. Do not disturb drawer assembly adjustment setting. Replace nozzle with type as specified below: POR 100 0.75 GPH 70° SOLID CONE POR 145 1.10 GPH... - Page 15 Start burner and adjust oil pressure to 130 +/- 2psi seconds after flame extinguishes, primary control will lock for POR100 and 145, 100 +/- 2psi for POR 185. See Item 6 out and stop burner motor and ignition spark. Attach the - Initial Start-Up.
- Page 16 Operate the unit for approximately one minute, then shut the unit off. The pressure should read 130 +/- 2psi for POR100 and 145, 100 +/- 2psi for POR 185 while the unit is running and should not drop to less than 80 PSI and hold there after the burner is shut off.
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Page 17: Dimensional/Performance Data
- inches Top - 18" Front unobstructed Sides 18" Bottom 18" Back 18" Flue 18" table 17.1 outline dimensions (inches) approx. shipping model Wt. lbs. Por 100 27-1/2 35-1/4 28-1/8 23-7/8 13-3/4 8-5/8 23-7/8 38-1/8 Por 145 27-1/2 35-1/4... -
Page 18: Service & Troubleshooting
service & trouBlesHooting CAUTION WARNING Do not attempt to reuse any mechanical or electrical When servicing or repairing this equipment, use only controllers which have been wet. Replace defective controller. factory-approved service replacement parts. A complete replacement parts list may be obtained by contacting Modine IMPORTANT Manufacturing Company. - Page 19 1. Check the ignitor and high tension insulators. 2. Poor atomization of oil. 2. Adjust oil pressure to 130 +/- 2psi for POR100 and 145, 100 +/- 2psi for POR 185, check for oil line restriction and nozzle defects. 3. Improper electrode setting.
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Page 20: Warranty
USER, WITHIN ONE YEAR FROM DATE OF RESALE BY BUYER IN ANY UNCHANGED CONDITION, OR WITHIN EIGHTEEN MONTHS FROM As Modine Manufacturing Company has a continuous product improvement program, it reserves the right to change design and specifications without notice. These appliances are certified for non-residential applications.