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York 1-1/2 THRU 5 TON (10 SEER) manual

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Table of contents for the manual

  • Page 1

    GENERAL Model D1EB units are factory assembled cooling only air condi- tioners designed for outdoor installation on a rooftop or a slab. Field-installed electric heater accessories are available to provide electric heat combined with electric cooling. All units and heaters are certified by AGA and CGA. The units are completely assembled on rigid, b[...]

  • Page 2

    LIMIT ATIONS These units must be installed in accordance with the following national and local safety codes. 1. National Electrical Code ANSI/NFPS No. 70 or Canadian Electrical Code Part 1, C22.1 (latest editions). 2. Local plumbing and waste water codes and other applica - ble local codes. Refer to T able 1 for unit application data and to T able [...]

  • Page 3

    CLEARANCES All units require certain clearances for proper operation and service. Refer to Figure 3 for the clearances required for com - bustion, construction, servicing and proper unit operation. WARNING: Do not permit overhanging structures or shrubs to obstruct the condenser air discharge outlet. DUCT WORK These units are adaptable to downflow [...]

  • Page 4

    POWER AND CONTROL WIRING Field wiring to the unit must conform to provisions of the current N.E.C. ANSI/NFP A No. 70 or C.E.C. and/or local ordinances. The unit must be electrically grounded in accordance with local codes or, in their absence, with the N.E.C./C.E.C. V oltage toler - ances which must be maintained at the compressor terminals during [...]

  • Page 5

    035-16703-001-A-0202 Unitary Products Group 5 MODEL DEB POWER SUP - PL Y VOL TAGE LIMIT ATIONS 1 COMPRESSOR COND. FA N MOTOR, FLA SUPPL Y AIR BLOWER MOTOR, FLA MINIMUM CIRCUIT AMP ACITY MAX. FUSE SIZE, AMPS 2 MAX. HACR BREAKER SIZE, AMPS UNIT POWER F ACTOR TRANSFORMER SIZE (V A) MIN. MAX. RLA LRA 018 208/230-1-60 187 253 9.0 48.0 1.1 2.6 14.9 20 20[...]

  • Page 6

    035-16703-001-A-0202 6 Unitary Products Group DEB POWER SUPPL Y COMPRESSOR COND. FA N MOTOR FLA SUPPL Y AIR BLOWER MOTOR, FLA ELECTRIC HEA T ACCESSORY MINIMUM CIRCUIT AMP ACITY MAX. FUSE SIZE, 1 AMPS MAX. HACR 2 BREAKER SIZE MODEL RLA LRA MODEL NO. ST AGE KW TOT AL AMPS 018 208/230-1-60 9.0 48.0 1.1 2.6 2NH04500506 2NH04500706 1 2 3.8/5.0 * 5.6/7.5[...]

  • Page 7

    Checking Supply Air CFM T o check the supply air CFM after the initial balancing has been completed: 1.Remove the two ¼ inch dot plugs in the duct panel. 2.Insert at least 8 inches of ¼ inch tubing into each of these holes for sufficient penetration into the airflow on both sides of the indoor coil. 3.Using an inclined manometer , determine the p[...]

  • Page 8

    8 Unitary Products Group 035-16703-001-A-0202 T ABLE 7 - SUPERHEA T CHARGING T ABLE FOR MODEL D1EB024 OUTDOOR TEMPERATURE (F) SUPERHEA T A T COMPRESSOR SUCTION (F), AIRFLOW = 800 CFM/TON INDOOR WB TEMPERATURE (F) 55 57 59 61 63 65 67 69 71 73 75 65 13.5 15.0 16.5 18.0 19.6 21.1 22.6 23.9 25.3 26.6 27.9 70 10.1 1 1.8 13.5 15.2 16.9 18.6 20.3 21.9 23[...]

  • Page 9

    Unitary Products Group 9 035-16703-001-A-0202 T ABLE 10 - SUPERHEA T CHARGING T ABLE FOR MODEL D1EB042 OUTDOOR TEMPERATURE (F) SUPERHEA T A T COMPRESSOR SUCTION (F), AIRFLOW = 1,400 CFM/TON INDOOR WB TEMPERATURE (F) 55 57 59 61 63 65 67 69 71 73 75 65 20.3 21.9 23.5 25.0 26.6 28.1 29.7 30.6 31.6 32.6 33.6 70 16.7 18.5 20.3 22.1 23.9 25.7 27.5 28.6 [...]

  • Page 10

    10 Unitary Products Group 035-16703-001-A-0202 FIG . 3 - DIMENSIONS AND CLEARANCES CLEARANCES (Minimum) Front 12" Back 0" Left Side (Filter Access) 24" Right Side 24" Below Unit 1 0" Above Unit 2 36" (For Condenser Air Discharge) 1 Units may be installed on combustible floors made from wood or class A, B or C roof cove[...]

  • Page 11

    Cooling The following sequences of operation are based on using a standard single-stage cooling thermost at. WITH POWER TO UNIT AND THERMOST A T IN COOLING MODE. 1. If the fan switch on the thermostat is in the “ON” position, the 24 volts at “G” will energize the “K1" relay on the fan control board, close the ”K1" relay contac[...]

  • Page 12

    12 Unitary Products Group 035-16703-001-A-0202 NORMAL MAINTENANCE WARNING: Prior to any of the following maintenance proce- dures, shut off all power to the unit, to avoid per- sonal injury . Periodic maintenance consists of changing or cleaning filters and general cleaning of the outdoor coil. FILTERS - Inspect once a month. Replace Disposable or [...]

  • Page 13

    Unitary Products Group 13 035-16703-001-A-0202 FIG . 4 - TYPICAL WIRING DIAGRAM (208/230-1-60 POWER SUPPL Y) POWER SUPPLY POWER SUPPLY 208/230-1-60 208/230-1-60 USE COPPER USE COPPER CONDUCTORS ONLY CONDUCTORS ONLY SECONDARY POWER SUPPLY SECONDARY POWER SUPPLY FOR DUAL POINT ELEC HEAT FOR DUAL POINT ELEC HEAT 208/230-1-60 208/230-1-60 USE COPPER US[...]

  • Page 14

    14 Unitary Products Group 035-16703-001-A-0202 FIG . 5 - TYPICAL WIRING DIAGRAM (230-3-60 POWER SUPPL Y)[...]

  • Page 15

    Unitary Products Group 15 035-16703-001-A-0202 L2 L1 PO W ER SU PPL Y W / O U T EL EC H EAT 4 6 0 - 3 - 6 0 O R 5 7 5 -3 -6 0 US E CO P PE R CO NDUCT O RS ON L Y GN D LU G PO W ER SU PPL Y W / EL EC H EAT 4 6 0 - 3 - 6 0 O R 5 7 5 -3 -6 0 ( S EE D ET A) ( S EE D ET A) ( S EE D ET A) 120/ Y SEE N O TE 6 709/ R 711/ P R 710/ O L1 L2 L3 L3 M1 - 1 M1 -[...]

  • Page 16

    16 Unitary Products Group 035-16703-001-A-0202 TYPICAL WIRING DIAGRAM NOTES TYPICAL WIRING DIAGRAM LEGEND HTR 5 ELECTRIC HEA TER (OPT . ACCSSR Y: 20 & 25 KW ELEC HEA T) HTR 4 ELECTRIC HEA TER (OPT . ACCSSR Y: 15, 20, & 25 KW ELEC HEA T) , 20, & 25 ALL KW ELEC HEA T) 20 & 25 KW ELEC HEA T) PTCR ST ART ASSIST (OPTIONAL DEVICE) , 20, &[...]

  • Page 17

    Unitary Products Group 5005 York Drive, Norman Oklahoma 73069 Subject to change without notice. Printed in U.S.A. Copyright  by York International Corporation 2001. All Rights Reserved. Supersedes 035-16703-000-A-0701 035-16703-001-A-0202[...]