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York F3EH090 manual

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Table of contents for the manual

  • Page 1

    GENERAL These completely assembled indoor units include a well- insulated cabinet, a copper tube/aluminum fin coil, throw - away filters, a centrifugal blower , a blower motor , an adjust - able V -belt drive, a blower motor contactor and a small holding charge of an inert gas. They also include a filter- drier , an expansion valve and a distributo[...]

  • Page 2

    035-09651-001-A-0304 2 Unitary Products Group T ABLE OF CONTENTS GENERAL ............................................................................. 1 REFERENCE ............................................................................. 1 INSPECTION ............................................................................. 1 NOMENCLATURE ...[...]

  • Page 3

    rate request for inspection by the carrier's agent should be made in writing. LIMIT ATIONS These units must be installed in accordance with all national and local safety codes. If no local codes apply , installation must conform with the appropriate national codes. Units are de - signed to meet National Safety Code S tandards. If components ar[...]

  • Page 4

    035-09651-001-A-0304 4 Unitary Products Group FIG . 1 - UNIT SUSPENSION MOUNTING (Horizontal Application) Model Power Supply V oltage V ariation 1 Supply Air CFM Entering Air T emperatures, ° F Cooling - wb Heating - db Min. Max. Min. Max. Min. Max. Min. Max. F3EH090 208/230-3-60 187 252 2400 3600 57 72 50 2 80 460-3-60 414 506 380/415-3-50 342 45[...]

  • Page 5

    WARNING: Do not permit overhanging structures or shrubs to obstruct air discharge. Additional height may be required for snow clearance if winter operation is expected. VERTICAL / HORIZONT AL INST ALLATION These indoor units are shipped for vertical installation with ver - tical air discharge as shown in Figure 2(A) but may be con - verted for hori[...]

  • Page 6

    Form 035-16650-001 – Supply Air Plenum Form 035-16621-001 – Return Air Grille Form 035-16632-001 – Base The supply air plenum and the return air grille should be used in lieu of ductwork only when a free blow/free return application is practical. REFRIGERANT MAINS Many service problems can be avoided by taking adequate precautions to provide [...]

  • Page 7

    A 7/8" OD drain connection extends through right hand side of cabinet. Refer to Fig. 7 for recommended drain piping. The drain connection is located on the same side of the unit as the refrigerant connections. The line should be insulated where moisture drippage will be objectionable or cause damage to the area. The 3" dimension must equa[...]

  • Page 8

    035-09651-001-A-0304 8 Unitary Products Group FIG . 9 - HOLE LOCA TIONS FOR PRESSURE DROP READINGS FIG . 10 - PRESSURE DROP ACROSS A DRY INDOOR COIL VS. SUPPL Y AIR CFM RPM CFM ESP 2 BHP KW ESP 2 BHP KW ESP 2 BHP KW ESP 2 BHP KW ESP 2 BHP KW F3EH090 (60 Hz) 2400 2700 3000 3300 3600 600 0.30 0.62 0.79 0.21 0.70 0.76 0.09 0.78 0.89 ------ 655 0.43 0.[...]

  • Page 9

    035-09651-001-A-0304 Unitary Products Group 9 Model Accessory S tatic Resistance, IWG BLOWER CFM 2400 2700 3000 3300 3600 F3EH090 Electric Heat 10 KW 0.01 0.01 0.01 0.02 0.02 16 KW 0.01 0.02 0.02 0.03 0.04 26 KW 0.03 0.04 0.05 0.06 0.07 36 KW 0.05 0.07 0.08 0.10 0.1 1 Supply Air Plenum 0.03 0.03 0.04 0.05 0.06 Return Air Grille 0.02 0.03 0.04 0.05 [...]

  • Page 10

    POWER AND CONTROL WIRING Install electrical wiring in accordance with the latest National Electrical Code (NFP A S tandard No. 70) and/or local regula - tions. The unit should be grounded in accordance with these codes. Route the power wires into the unit through the 1-3/8” knockout in the rear panel, and connect them to the terminals on blower m[...]

  • Page 11

    035-09651-001-A-0304 Unitary Products Group 11 FIG .12 - UNIT DIMENSIONS & CLEARANCES (F3EH090 & F4EH120) All dimensions are in inches. They are subject to change without notice. Certified dimensions will be provided upon request. ACCESSORIES • ELECTRIC HEA TER - Add 14-1/4" to unit height when used. • SUPPL Y AIR PLENUM - Add 27-1[...]

  • Page 12

    SECURE OWNER'S APPROV AL: When the system is functioning properly , secure the owner's approval. Show him the location of all disconnect switches and the thermostat. T each him how to start and stop the unit, how to adjust temperature settings within the limitations of the system, how the defrost cycle is controlled and how the anti-cycle[...]