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035-19600-001 Rev. B (0204)

Unitary Products Group

11

SECTION IV: WIRING DIAGRAM

 FIGURE 9:  

Wiring Diagram

Summary of Contents for 90% P DH

Page 1: ...n wet or the furnace if deemed necessary FIRE OR EXPLOSION HAZARD Failure to follow safety warnings exactly could result in serious injury death or property damage Do not store or use gasoline or othe...

Page 2: ...ce containing the furnace 4 Examine the furnace casing making sure the physical support is sound without sagging cracks or gaps Examine the furnace base making sure it is physically sound without crac...

Page 3: ...ting 3 Turn off all electric power to the appliance 4 Remove burner access panel 5 Move gas control switch to the OFF position Do not force 6 Wait five 5 minutes to clear out any gas If you then smell...

Page 4: ...How to Clean your Filter High velocity filters may be cleaned with a vacuum cleaner or washed with a garden hose Be sure to shake off excess water and allow filter to completely dry before re installi...

Page 5: ...sensor begins its sensing function The blower motor will energize 30 seconds after the gas valve opens if a flame is detected Normal furnace operation will continue until the thermostat circuit betwee...

Page 6: ...ing a stiff wire brush remove the loose scale or soot from each tube 4 Vacuum the secondary heat exchanger 5 Finish the cleaning procedure by following Steps 5 thru 7 under cleaning the Heat Exchanger...

Page 7: ...gas pressure faulty gas valve faulty hot surface ignitor or burner problem may cause this 8 FLASHES This fault is indicated if the flame is lost 5 times 4 recy cles during the heating cycle This could...

Page 8: ...Unitary Products Group SECTION III REPLACEMENT PARTS LIST 15 16 1 17 3 7A 13 10 11 14 5 8 12 9 2 7 6 6 24 27 26 35 38 34 32 33 25 36 22 37 21 20 28 29 23 31 30 18 19 51 63 43 53 59 57 58 55 39 41 52...

Page 9: ...OP 35 SUPPORT BURNER 36 WRAPPER CABINET Insulated P3D WRAPPER CABINET G9T FG9 37 PANEL VESTIBULE Lower 38 PLUG WINDOW CLEAR 875 MISCELLANEOUS 39 COLLAR AIR INTAKE Burner Box 40 FILTER AIR 2 Req d P3D...

Page 10: ...TS 1CB0324 24 1 2 CABINETS 1BR0314 EXTERNAL FILTER RACK WITH HIGH VELOCITY FILTER FOR HORIZONTAL APPLICATION 14 1 2 CABINETS 1BR0317 17 1 2 CABINETS 1BR0321 21 CABINETS 1BR0324 24 1 2 CABINETS 1NK0301...

Page 11: ...035 19600 001 Rev B 0204 Unitary Products Group 11 SECTION IV WIRING DIAGRAM FIGURE 9 Wiring Diagram...

Page 12: ...warranty does not cover any 1 Shipping labor or material charges 2 Damages resulting from transportation installation or servicing 3 Damages resulting from accident abuse fire flood alteration or act...

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