Carrier 48HE003---006 Installation Instructions Manual

Contents

10TABLE 1 — PHYSICAL DATA 48HJ (cont)BASE UNIT 48HJ HJE/F/H/K/M/N004 HJD/E/F/G/H/K/L/M/N005 HJD/E/F/G/H/K/L/M/N006 HJD/E/F007FURNACE SECTIONRollout Switch Cutout Temp (F)† 195 195 195 195Burner Orifice Diameter (in. ...drill size)**Natural Gas — Std HJE .113...33 HJD .113...33 HJD .113...33 HJD .113...33HJF .113...33 HJE .113...33 HJE .113...33 HJE .113...33— HJF .129...30 HJF .129...30 HJF .129...30HJH .113...33 HJG .113...33 HJG .113...33 —HJK .113...33 HJH .113...33 HJH .113...33 —— HJK .129...30 HJK .129...30 —HJM .102...38 HJL .102...38 HJL .102...38 —HJN .102...38 HJM .102...38 HJM .102...38 —— HJN .116...32 HJN .116...32 —Liquid Propane — Alt†† HJE .089...43 HJD .089...43 HJD .089...43 HJD .089...43HJF .089...43 HJE .089...43 HJE .089...43 HJE .089...43— HJF .104...37 HJF .104...37 HJF .104...37HJH .089...43 HJG .089...45 HJG .089...43 —HJK .089...43 HJH .089...45 HJH .089...43 —— HJK .102...38 HJK .104...37 —HJM .082...45 HJL .082...45 HJL .082...45 —HJN .082...45 HJM .082...45 HJM .082...45 —— HJN .094...42 HJN .094...42 —Thermostat Heat Anticipator Setting (amps)208/230/460/575 vFirst Stage .14 .14 .14 .14Second Stage .14 .14 .14 .14Gas Input (Btuh)First Stage/Second Stage HJE||50,000/ 72,000 HJD|| 50,000/ 72,000 HJD|| 50,000/ 72,000 HJD 50,000/ 72,000HJF||82,000/115,000 HJE|| 82,000/115,000 HJE|| 82,000/115,000 HJE 82,000/115,000— HJF|| 120,000/150,000 HJF|| 120,000/150,000 HJF 120,000/150,000HJH*** —/ 72,000 HJG*** —/ 72,000 HJG*** —/ 72,000 —HJK***—/115,000 HJH*** —/115,000 HJH*** —/115,000 —— HJK*** —/150,000 HJK*** —/150,000 —HJM††† —/ 60,000 HJL††† —/ 60,000 HJL††† —/ 60,000 —HJN††† —/ 90,000 HJM††† —/ 90,000 HJM†††—/ 90,000 —— HJN††† —/120,000 HJN††† —/120,000 —Efficiency (Steady State) (%) HJE 82.8 HJD 82.8 HJD 82.8 HJD 82HJF 80 HJE 81 HJE 81 HJE 81— HJF 80.4 HJF 80.4 HJF 80HJH 82 HJG 82 HJG 82 —HJK 80 HJH 81 HJH 81 —— HJK 80 HJK 80 —HJM 80.2 HJL 80.2 HJL 80.2 —HJN 81 HJM 81 HJM 81 —— HJN 80.7 HJN 80.7 —Temperature Rise Range HJE 25-55 HJD 25-25 HJD 25-55 HJD 25-55HJF 55-85 HJE 35-65 HJE 35-65 HJE 35-65— HJF 50-80 HJF 50-80 HJF 50-80HJH 25-55 HJG 25-55 HJG 25-55 —HJK 55-85 HJH 35-65 HJH 35-65 —— HJK 50-80 HJK 50-80 —HJM 20-50 HJL 20-50 HJL 20-50 —HJN 30-60 HJM 30-60 HJM 30-60 —— HJN 40-70 HJN 40-70 —Manifold Pressure (in. wg)Natural Gas — Std 3.5 3.5 3.5 3.5Liquid Propane — Alt†† 3.5 3.5 3.5 3.5Maximum Static Pressure (in. wg) 1.0 1.0 1.0 1.0Field Gas Connection Size (in.) 1/ 2 1/ 2 1/ 2 1/ 2HIGH-PRESSURE SWITCH (psig)Standard Compressor Internal Relief 450 ± 50Cutout 428Reset (Auto.) 320LOSS-OF-CHARGE SWITCH/LOW-PRESSURE(Liquid LIne) (psig)Cutout 7 ± 3Reset (Auto.) 22 ± 5FREEZE PROTECTION THERMOSTATOpens (F) 30 ± 5Closes (F) 45 ± 5OUTDOOR-AIR INLET SCREENS Cleanable. Screen quantity and size varies with option selected.RETURN-AIR FILTERS ThrowawayQuantity...Size (in.) 2...16 x 25 x 2 4...16 x 16 x 2LEGENDBhp — Brake Horsepower*Single phase/three phase.†Indicates automatic reset.**60,000 and 72,000 Btuh heat input units have 2 burners. 90,000 and 120,000Btuh heat input units have 3 burners. 115,000 Btuh heat input units and 150,000Btuh Heat input units have 3 burners.††An LP kit is available as an accessory. Kit may be used at elevations as high as 2000ft. If an LP kit is used with Low NOx units, the Low NOx baffle must be removed andthe units will no longer be classified as Low NOx units.ll Three-phase standard models have heating inputs as shown. Single-phase stan-dard models have one-stage heating with heating input values as follows:HJD005-006,HJE004 — 72,000 BtuhHJE005-006,HJF004 — 115,000 BtuhHJF005-006 — 150,000 Btuh***California compliant three-phase models.†††California SCAQMD compliant low NOx models have combustion products that arecontrolled to 40 nanograms per joule or less.48HE,HJ