Manuais de utilizador para York D7CG 048

índice analítico

• General

  1
• Inspection

  1
• Normal Maintenance

  19
• Reference

  1
• Cleaning Flue Passages and Heating Elements

  19
• Approvals

  1
• Nomenclature

  2
• Limitations

  3
• Unit Application Data

  3
• Location

  3
• Gas Heat Application Data

  4
• Rigging and Handling

  3
• Pipe Sizing

  5
• Clearances

  3
• Static Resistances

  8
• Ductwork

  3
• Physical Data

  9
• Filters

  4
• Condensate Drain

  4
• Motor & Drive Data-Belt-Drive Blower

  9
• Service Access

  4
• Thermostat

  4
• Power and Control Wiring

  4
• Electrical Data Direct-Drive

  12
• Blower Speed Selection

  4
• Electrical Data Belt-Drive

  12
• Scroll Compressors

  4
• Superheat, 036

  12
• Combustion Discharge

  4
• Superheat, 048

  13
• Disconnect Switch Bracket For Optional Belt-Drive

  5
• Superheat, 060

  13
• Gas Piping

  5
• Superheat, 072

  13
• Gas Connection

  6
• Limit Control Setting

  16
• L.P. Units, Tanks and Piping

  6
• Belt Drive Supply Air Motor Pulley Adj

  17
• Low NOx Application

  6
• Gas Rate - Cubic Feet Per Hour

  18
• Vent and Combustion Air Hoods

  7
• Cooling System

  15
• Cooling Sequence of Operation

  15
• Recommended Drain Piping

  4
• Safety Controls (Cooling)

  15
• Typical Field Wiring

  5
• Heating Sequence of Operation

  15
• External Supply Connection

  6
• Safety Controls (Heating)

  15
• Bottom Supply Connection

  6
• Heat Anticipator Setpoints

  16
• Vent and Combustion Air Hoods

  7
• Pre-Start Check List

  16
• Economizer Rain Hood Assembly

  7
• Enthalpy Setpoint Adjustment

  8
• 8 Center of Gravity

  9
• Operating Instructions

  16
• Dimensions and Clearances

  14
• Post-Start Check List (Gas)

  16
• Gas Valve Piping

  15
• Manifold Gas Pressure Adjustment

  16
• Gas Valves

  16
• Pilot Checkout

  17
• Proper Flame Adjustment

  17
• Burner Instructions

  17
• Typical Flame Appearance

  17
• Burner Air Shutter Adjustment

  17
• Belt Adjustment

  17
• Supply Air Blower and Temperature Rise Adjustment

  17
• Press. Drop versus Supply Air CFM

  18
• Checking Gas Input

  18
• Secure Owner’s Approval

  18