Assessments - 2, GPA: 4.5
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ITahi6 of_ __te:nts i :: Unit Dimensions ................................ 2 G32Q Parts Arrangement ....................... 3 Requirements.................................. 4 General ....................................... 5 Installation -Setting Equipment .................. 5 Return Air Opening Guidelines ................... 5 Filters & Optional Filter Assembly ................. 6 Duct System ................................... 7 Pipe & Fittings Specifications .................... 7 Vent Piping L_uidelines.......................... 8 Joint Cementing Procedure ...................... 8 Venting Practices ............................... 9 Gas Piping ................................... 15 Electrical ..................................... 16 Unit Start-Up ................................. 21 Heating Sequence of Operation ................. 22 Blower Operation .............................. 22 Gas Pressure Adjustment ...................... 22 High Altitude Information ....................... 23 Other Unit Adjustments ........................ 23 Service ...................................... 24 Repair Parts .................................. 27 Troubleshooting ............................... 27 Start-Up & Performance Checklist . 32 -AWARNING WHAT TO DO IF YOU SMELL GAS: • Do not by to light any appliance. • Extinguish any open flames. • Do not touch any electrical switch; do not use any phone in your building. • Immediately call your gas supplier from a neighbor's phone. Follow the gas supplier's instructions. • If you cannot reach your gas supplier, call the fire department. 504,488M Pagol IIIIHIIIIIIIIllllIIHHItllUlIIHII 1 1116 3 5/8 1 1116 (41) ,o-oI _8 (16)'-IP • TOP VIEW v 151 ) AIR OUTLET "ql'-I 28 1/2 (724) I T 21 3/4 (552) T ,lira I m A_ I ELECTRICA INLETS_ {BothSides) GAS PIPING INLET (Both Sides) 914( 102) 46 (1168) EXTERNAL SIDE RETURN /_R FIL'I1ERK]T (Either Side O_onal , t AIR FLOW L _____(Either Side) J Lt:;:"ZtJ Return Air Knockout (Bottom) SIDE VIEW 4 (I02) E-IP Return Air Knockout (Bottom) FRONT VIEW Model No. in. A I mm in. B mm in. C mm In, D mm In. E mm in. F mm in. G mm in, H mm G32Q3-75 16-1/4 413 14.1/8 359 12 305 12 305 2-118 54 7-5/8 194 14 356 12-3/4 324 G32Q3/4-100 G32(_4/5-100 21-1/4 540 19-1/8 486 18 457 18 457 1-5/8 41 10-1/8 257 20 508 18-3/4 476 G32Q4/5-125 26-1/4 667 24-1/8 613 18 457 18 457 4-1/8 105 12-5/8 321 20 508 18-3/4 476 Page 2 GLASS FIBER GASKET FLUE COLLAR FRESH AIR INTAKE FITTING TOP CAP HEADER BURNERBOX ASSEMBLY / / _I . (COLLECTORTH__ BOX PATCH PLATE WITH CABINET l BARBED WARMFITTING PATCH AND FLAME ROLL-OUT SWITCH DuralokPlus TM FLUE HEAT EXCHANGER ASSEMBLY RESSURE-. FLAME SIGHT p swrrcH GLASS / HIGH HEAT BURNER BOX / COVER ]3NO-STAGE PRESSURE GAS VALVE AND SWITCH MANIFOLD (-75 only) 4. SUPPLY AIR S/" _ BLOWER BURNER ACCESS PANEL AIR ORIFICE CONDENSERCOIL CONTROL TRANSFORMER BLOWER CONTROL VOLTAGE ACCESS CIRCUIT BREAKER DOOR TWO-STAGE CONTROL BOARD z-/" LBOARD COLD HEADER (COLLECTOR) BOX DOOR INTERLOCK SWITCH TWO-SPEED COMBUSTION AIR INDUCER FIGURE 1 Page 3 When the furnace is used with cooling units, it shall be Lennox G32Q units are CSA International certified to ANSI Z21.47 and CSA 2.3 standards. In the USA, installation of Lennox gas central furnaces must conform with local building codes. In the absence of local codes, units must be installed according to the cur rent National Fuel Gas Code (ANSI-Z223.1) in the United States. The National Fuel Gas Code is available from the following address: Amedcan National Standards Institute, Inc. 11 West 42rid Street New York, NY 10036 In Canada, installation must conform with current Nation al Standard of Canada CAN/CGA-B149.1 "Installation Code for Natural Gas Burning Appliances and Equip ment" and CAN/CGA-B149.2 "Installation Code for Pro pane Gas Burning Appliances and Equipment," local plumbing or waste water codes and other applicable local codes. This furnace is CSA International certified for installation clearances to combustible matedal as listed on the unit rating plate and in table 1. TABLE 1 Clearances Location Inches (mrn) Front 24 (610) Service access 3 (76) Condensate side (fromsideofunit) Top 1(2s) Exhaust 0 To combustible materials Side, rear,and front 0 Floor 0* NOTE -For installation on combustiblefleers, the furnace shaft not be installed directly on carpeting, tile, or other combustible material other than wood flooring. Accessibility and service clearances must take prece dence over fire protectionclearances. For installation in a residential garage, the furnace must be installed so that the burner(s) and the ignition source are located no less than 18 inches (457 mm) above the floor. The furnace must be located or protected to avoid physical damage by vehicles. When e furnace is installed in a public garage, hangar, or other building that has a hazardous atmosphere,the fumace mustbe installed according to recommended good practice requirements and current National Fuel Gas Code or CAN/CGA B149.1 and B14...
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