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Echelon HC1B Installation And Start-Up Instructions Manual

Split-system heat pump
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Installation and Start-Up Instructions
Split-System
Heat Pump
NOTE: Read the entire instruction manual before starting the installation.
Improper installation, adjustment, alteration, service, maintenance, or use can cause explosion, fire, electrical shock, or other conditions which may
cause personal injury or property damage. Consult a qualified installer, service agency, or your distributor or branch for information or assistance.
The qualified installer or agency must use factory-authorized kits or accessories when modifying this product. Refer to the individual instructions
packaged with the kits or accessories when installing.
Follow all safety codes. Wear safety glasses and work gloves. Use quenching cloth for brazing operations. Have fire extinguisher available. Read
these instructions thoroughly and follow all warnings or cautions attached to the unit. Consult local building codes and the National Electrical Code
(NEC) for special installation requirements.
Recognize safety information. This is the safety-alert symbol
to the potential for personal injury.
Understand the signal word DANGER, WARNING, or CAUTION. These words are used with the safety-alert symbol. DANGER identifies the
most serious hazards which will result in severe personal injury or death. WARNING signifies hazards that could result in personal injury or death.
CAUTION is used to identify unsafe practices which would result in minor personal injury or product and property damage.
WARNING: Before installing or servicing system, always turn off main power to system. There may be more than 1
disconnect switch. Turn off accessory heater power if applicable. Electrical shock can cause personal injury or death.
PROCEDURE 1—CHECK EQUIPMENT AND JOBSITE
A. Unpack Unit
Move to final location. Remove carton taking care not to damage unit.
B. Inspect Equipment
File claim with shipping company prior to installation if shipment is damaged or incomplete. Locate unit rating plate on unit service panel. (See
Fig. 2.) It contains information needed to properly install unit. Check rating plate to be sure unit matches job specifications.
Form: IM-HC1B-02
Fig. 1—Model HC1B
SAFETY CONSIDERATIONS
INSTALLATION
Cancels: IM-HC1B-01
. When you see this symbol on the unit or in instructions and manuals, be alert
Printed in U.S.A.
2-94
HC1B
Catalog No. 92-33HC-1B2
A92461

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Summary of Contents for Echelon HC1B

  • Page 1 Split-System HC1B Heat Pump A92461 Fig. 1—Model HC1B NOTE: Read the entire instruction manual before starting the installation. SAFETY CONSIDERATIONS Improper installation, adjustment, alteration, service, maintenance, or use can cause explosion, fire, electrical shock, or other conditions which may cause personal injury or property damage. Consult a qualified installer, service agency, or your distributor or branch for information or assistance.
  • Page 2 PROCEDURE 2—INSTALL ON A SOLID, LEVEL MOUNTING PAD If conditions or local codes require the unit be attached to pad, tiedown bolts should be used and fastened through knockouts provided in unit base pan. Refer to unit mounting pattern in Fig. 2 to determine base pan size and knockout hole location. When installing, allow sufficient space for airflow clearance, wiring, refrigerant piping, and service.
  • Page 3 10 O'CLOCK 2 O'CLOCK COIL SENSING BULB SENSING BULB STRAP EQUALIZER TUBE SUCTION TUBE 8 O'CLOCK 4 O'CLOCK THERMOSTATIC ″ O.D. ″ O.D. & SMALLER LARGER THAN EXPANSION VALVE A88382 A81032 Fig. 3—Typical TXV Installation Fig. 4—Positioning of Sensing Bulb PROCEDURE 5—MAKE PIPING CONNECTIONS Outdoor units may be connected to indoor sections using accessory tubing package or field-supplied refrigerant grade tubing of correct size and condition.
  • Page 4 NOTE: AVOID CONTACT BETWEEN TUBING AND STRUCTURE INDOOR WALL OUTDOOR WALL CAULK INSULATION VAPOR LINE THROUGH THE WALL LIQUID LINE JOIST HANGER STRAP (AROUND VAPOR LINE ONLY) VAPOR LINE INSULATION 1″ LIQUID LINE SUSPENSION A92469 Fig. 5—Piping Installation PROCEDURE 6—MAKE ELECTRICAL CONNECTIONS WARNING: To avoid personal injury or death, do not supply power to unit with compressor terminal box cover removed.
  • Page 5 PISTON BODY PISTON PISTON RETAINER SWEAT/FLARE ADAPTER INTERNAL STRAINER A92465 Fig. 6—Service Valve with Sweat Adapter Tube DISCONNECT PER N. E. C. AND/OR LOCAL CODES CONTACTOR FIELD POWER WIRING FIELD GROUND WIRING GROUND A91056 Fig. 7—Line Power Connections Use No. 18 AWG color-coded, insulated (35°C minimum) wires. If thermostat is located more than 100 ft from unit (as measured along the control voltage wires), use No.

  • Page 6: Care And Maintenance

    6. Set room thermostat at HEAT or COOL and fan switch at ON or AUTO, as desired. Operate unit for 15 minutes. Check system refrigerant charge. (See Procedure 9—Checking Charge.) WARNING: Relieve pressure and recover all refrigerant before system repair or final unit disposal to avoid personal injury or death.

  • Page 7: For The Record

    Inspection and, if required, cleaning of indoor and outdoor coils. Inspection of the indoor coil drain pan, plus the primary and secondary drain lines. If supplied, the auxiliary drain pan and line should be inspected at this time. Service should include cleaning if required. A check of all electrical wiring and connections.
  • Page 8 SYSTEMS WITHOUT OUTDOOR THERMOSTATS INDOOR OUTDOOR INDOOR OUTDOOR THERMOSTAT SPLICE SPLICE DEFROST THERMOSTAT TERMINAL SPLICE DEFROST SUBBASE CONNECTION CONNECTION BOARD SUBBASE BOARD CONNECTION BOARD FACTORY WIRING FIELD WIRING FIELD SPLICE USED WITH FD3, FF1, FA4, FB4, FC4, FH4 FAN COILS USED WITH FK4B FAN COIL A91326 SYSTEMS WITH ONE OUTDOOR THERMOSTAT...