Weil-McLain QB-180 Manual Download

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Part number 644-500-065/0200

This manual must only be used by a qualified heating installer/service
technician. Failure to comply could result in severe personal injury, death or
substantial property damage.

Burner Manual

Oil Burners

—

Series 2

QB-180/300

Read all instructions before installing

Installer

Leave all documentation with burner for future reference.

User

Burner must be installed and annually serviced by a qualified installer/service
technician.

For Weil-McLain GO, 66 & 68 Boilers

Patent 5,961-316

Summary of Contents for QB-180

Page 1: ...personal injury death or substantial property damage Burner Manual Oil Burners Series 2 QB 180 300 Read all instructions before installing Installer Leave all documentation with burner for future refe...

Page 2: ...hat are important but not related to personal injury or property damage Read and follow instructions below to install or service the burner to reduce risk of severe personal injury death or substantia...

Page 3: ...Burner Manual Hazard definitions 2 Table of contents 3 Pre installation considerations 4 Burner installation 5 Fuel pumps and oil lines 8 Wiring operation and service 11 Troubleshooting 12 Parts list...

Page 4: ...feet per 1 000 Btuh input of all appliances in space two permanent open ings must be provided One near the top of the enclosure One near the bottom Each opening must have a free area of not less than...

Page 5: ...Wrench Adjustment Cam Captive Screw Electrode Assembly Top Leg of Spinner Centered Vertically Between Electrodes Nozzle Spinner Assembly Spinner Clamping Screw Nozzle Adapter GUN ASSEMBLY Includes E C...

Page 6: ...hten to 110 in lbs 2 Nozzle types A AH H hollow SS semi solid B ES R S AS solid 3 Suggested settings are for set up with listed nozzle sizes only Final adjustments must be made with combustion test eq...

Page 7: ...ten screw holding housing cover plate in place 5 Mount burner to boiler with gasket supplied 6 Verify attenuating air band setting See Table 1 page 6 and Figure 4 Figure 4 Attenuating air band setting...

Page 8: ...et side of pump Pressure over 3 psi may damage shaft seal and allow it to leak oil Solenoid valve Solenoid valve supplied in nozzle line is a non delay valve and provides instant oil supply shutoff to...

Page 9: ...a single stage or two stage burner fuel pump Burner fuel pump bypass plug must not be used with one pipe installations One pipe installations must be absolutely air tight to prevent leaks or loss of p...

Page 10: ...mp Remove plug from return port Insert bypass plug Attach return and inlet lines Always terminate return line as shown in Figure 7 To determine two pipe maximum line lengths use Table 2 page 10 Figure...

Page 11: ...n servicing a NO HEAT call Check each item below making sure to complete each check before going to the next one Thermostat s Main fuse and power supply Service switch on boiler Oil level in oil tank...

Page 12: ...oil and spark but no flame Check for Loose dirty or defective nozzle Low pump pressure Excess air high draft Incorrect electrode settings Improper oil conditions Improper spinner position To verify p...

Page 13: ...for Defective motor bearings Pump and motor shaft mis aligned Defective ignitor Defective primary control If you hear combustion noise Check for Insufficient draft in breeching or overfire Impropermix...

Page 14: ...10 643 900 310 12 Nozzle adapter kit 643 900 005 13 Electrode assembly kit 643 900 010 14 Adjustment cam kit 643 900 325 643 900 326 15 Screw captive 8 32 x 3 8 12 per bag 643 900 085 16 Wire assembly...

Page 15: ...Part number 644 500 065 0200 15 QB 180 300 Oil Burners Series 2 Burner Manual 06510 18 16 19 20 21 17 22 15 14 13 12 11 1 2 3 4 5 5a QB180 5a QB300 7 8 9 10 23 6...

Page 16: ...ly by chemical vapors or with im proper fuel additives This warranty extends only to the first retail purchaser of the burner and only to a burner that has not been moved from its original installatio...

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