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INSTALLATION INSTRUCTIONS
R- -410A 2- -Stage Single Package Electric Cooling
IMPORTANT: Effective January 1, 2015, all split system and
packaged air conditioners must be installed pursuant to
applicable regional efficiency standards issued by the
Department of Energy.
NOTE: Read the entire instruction manual before starting the
installation.
NOTE: Installer: Make sure the Owner's Manual and Service
Instructions are left with the unit after installation.
TABLE OF CONTENTS
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PAR524- -60
1 & 3 Phase
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Specifications subject to change without notice.
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SAFETY CONSIDERATIONS
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Improper
installation
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maintenance, or use can cause explosion, fire, electrical shock,
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or other conditions which may cause death, personal injury, or
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property damage. Consult a qualified installer, service agency,
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or your distributor or branch for information or assistance. The
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qualified installer or agency must use factory--authorized kits or
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accessories when modifying this product Refer to the individual
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instructions packaged with the kits or accessories when
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installing.
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Follow all safety codes. Wear safety glasses, protective
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clothing, and work gloves. Use quenching cloth for brazing
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operations. Have a fire extinguisher available. Read these
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instructions thoroughly and follow all warnings or cautions
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included in literature and attached to the unit. Consult local
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building codes, the current editions of the National Electrical
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Code (NEC) NFPA 70.
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In Canada refer to the current editions of the Canadian
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electrical Code CSA C22.1.
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Recognize safety information. This is the safety--alert symbol
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. When you see this symbol on the unit and in instructions or
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manuals, be alert to the potential for personal injury.
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Understand these signal words; DANGER, WARNING, and
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CAUTION. These words are used with the safety--alert symbol.
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DANGER identifies the most serious hazards which will result
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in severe personal injury or death. WARNING signifies hazards
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which could result in personal injury or death. CAUTION is
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used to identify unsafe practices which may result in minor
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personal injury or product and property damage. NOTE is used
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to highlight suggestions which will result in enhanced
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installation, reliability, or operation.
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Figure 1 - - Unit PAR5
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adjustment,
alteration,
51901190402 03/2015
A09034
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service,
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Table of Contents
Related Manuals for HEIL PAR524--60
Summary of Contents for HEIL PAR524--60
-
Page 1: Table Of Contents
INSTALLATION INSTRUCTIONS R- -410A 2- -Stage Single Package Electric Cooling PAR524- -60 1 & 3 Phase IMPORTANT: Effective January 1, 2015, all split system and packaged air conditioners must be installed pursuant to applicable regional efficiency standards issued by the Department of Energy. -
Page 2: Introduction
INSPECT SHIPMENT WARNING Inspect for shipping damage before removing packaging materials. If unit appears to be damaged or is torn loose from EXPLOSION HAZARD its anchorage, have it examined by transportation inspectors before removal. Forward claim papers directly to transportation Failure to follow this warning could company. - Page 3 Figure 2 - - PAR524- -30 Unit Dimensions 51901190402...
- Page 4 Figure 3 - - PAR536- -60 Unit Dimensions 51901190402...
- Page 5 Dashed lines show cross support location for large basepan units. HVAC unit HVAC unit basepan base rails Sealing Gasket Roofcurb Anchor screw Wood nailer* Flashing field supplied Roofcurb* Insulation (field supplied) Roofing material field supplied Cant strip field supplied SMALL/COMMON CURB A09413 *Provided with roofcurb A09090...
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Page 6: Standard Copper Tube Aluminum Fin
CAUTION - NOTICE TO RIGGERS PRUDENCE - AVIS AUX MANIPULATEUR ACCESS PANELS MUST BE IN PLACE WHEN RIGGING. PANNEAUX D'ACCES DOIT ÊTRE EN PLACE POUR MANIPULATION. Use top skid as spreader bar. / Utiliser la palette du haut comme barre de répartition DUCTS MINIMUM HEIGHT: 36"... -
Page 7: Inspection
2. Instruction in any special operation or precaution. 2. Attach a clevis of sufficient strength in the middle of the straps. Adjust the clevis location to ensure unit is lifted 3. Condition of the load as it relates to operation of the level with the ground. -
Page 8: Configuring Units For Downflow Discharge
1. All units should have field--supplied filters or accessory Heating, Refrigeration and Air Conditioning Engineers filter rack installed in the return--air side of the unit. (ASHRAE) recommendations. Recommended sizes for filters are shown in Table 1. 3. Use flexible transition between rigid ductwork and unit to prevent transmission of vibration. -
Page 9: Install Electrical Connections
Step 8 — Install Electrical Connections WARNING HIGH VOLTAGE POWER LEADS POWER (SEE UNIT WIRING SUPPLY ELECTRICAL SHOCK HAZARD LABEL) 3-PHASE SHOWN Failure to follow this warning could result in personal 1-PHASE USES TWO POWER injury or death. EQUIP GR LEADS FIELD-SUPPLIED FUSED DISCONNECT... -
Page 10: Transformer Protection
low--voltage splice box. Provide a drip loop before running Factory wires are provided for electric heat staging W1 and W2 wires through panel. Secure and strain relief all wires so that (W2 and W3 on IFB). If room thermostat has only one stage of they do not interfere with operation of unit. -
Page 11: Pre- -Start- -Up
PRE- -START- -UP one high--side Schrader fitting located on the compressor discharge line. Be sure that caps on the ports are tight. WARNING START- -UP Step 1 — Check Cooling and Accessory Electric ENVIRONMENTAL, FIRE, EXPLOSION, Heat (if applicable) Operation ELECTRICAL SHOCK HAZARD Start and check the unit for proper control operation as follows: Failure to follow this warning could result in personal... -
Page 12: Indoor Airflow And Airflow Adjustments
NOTE: Adjustment of the refrigerant charge is not required WARNING unless the unit is suspected of not having the proper R--410A charge. ELECTRICAL SHOCK HAZARD A subcooling charging chart is attached to the inside of the Failure to follow this warning could result in personal compressor access panel. -
Page 13: Cooling Sequence Of Operation
High Stage Enhanced Dehumidification Cooling: Using the LOW COM HIGH total static pressure for selecting the high stage cooling speed, look up Table 5 to find lower speed/airflows available at that H S C I total static pressure. All airflows highlighted in Table 5 are 2 4 V M OTO R TA P S... -
Page 14: Dry Coil Air Delivery
51901190402 Specifications subject to change without notice. -
Page 15: Wet Coil Pressure Drop
51901190402 Specifications subject to change without notice. -
Page 16: Economizer With 1- -In. Filter Pressure Drop
51901190402 Specifications subject to change without notice. - Page 17 A12572 Figure 12 - - Connection Wiring Diagram 208/230- -1- -60 51901190402 Specifications subject to change without notice.
- Page 18 A12573 Figure 12 Cont. - - Ladder Wiring Diagram 208/230- -1- -60 51901190402 Specifications subject to change without notice.
- Page 19 A12574 Figure 13 - - Connection Wiring Diagram 208/230- -3- -60 51901190402 Specifications subject to change without notice.
- Page 20 A12575 Figure 13 Cont. - - Ladder Wiring Diagram 208/230- -3- -60 51901190402 Specifications subject to change without notice.
- Page 21 A12578 Figure 14 - - Cooling Charging Chart 51901190402 Specifications subject to change without notice.
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Page 22: Maintenance
MAINTENANCE Air Filter IMPORTANT: Never operate the unit without a suitable To ensure continuing high performance, and to minimize the air filter in the return--air duct system. Always replace possibility premature equipment failure, periodic the filter with the same dimensional size and type as maintenance must be performed on this equipment. -
Page 23: Outdoor Fan
FAN GRILLE MOTOR MOTOR SHAFT A08505 MAX DISTANCE BETWEEN TOP OF FAN GRILLE AND BOTTOM OF FAN BLADE “A” SIZE Figure 15 - - Fan Blade Position coil, be sure to clean between the coils. Be sure to flush all dirt and debris from the unit base. -
Page 24: Refrigerant Circuit
for tightness. Tighten all screw connections. If any smoky or To check switch: burned connections are noticed, disassemble the connection, 1. Turn off all power to unit. clean all the parts, restrip the wire end and reassemble the 2. Disconnect leads on switch. connection properly and securely. -
Page 25: Compressor Oil
Liquid Line Filter Drier This system uses R--410A refrigerant which has higher operating pressures than R--22 and other refrigerants. No other The filter drier is specifically designed to operate with R--410A. refrigerant may be used in this system. Gage set, hoses, and Use only factory--authorized components. - Page 26 Table 10 – Troubleshooting Chart SYMPTOM CAUSE REMEDY Power failure Call power company Fuse blown or circuit breaker tripped Replace fuse or reset circuit breaker Defective contactor, transformer or high--pressure, Replace component loss--of--charge or low--pressure switch Compressor and outdoor fan will not start Insufficient line voltage Determine cause and correct Incorrect or faulty wiring...
- Page 27 AIR CONDITIONER WITH R--410A QUICK REFERENCE GUIDE R--410A refrigerant operates at 50--70 percent higher pressures than R--22. Be sure that servicing equipment and replacement components are designed to operate with R--410A. R--410A refrigerant cylinders are rose colored. S R--410A refrigerant cylinders manufactured prior to March 1, 1999, have a dip tube that allows liquid to flow out of cylinder in upright position.
- Page 28 START- -UP CHECKLIST (Remove and Store in Job Files) I. PRELIMINARY INFORMATION MODEL NO.: SERIAL NO.: DATE: TECHNICIAN: II. PRESTART- -UP (Insert check mark in box as each item is completed) ( ) VERIFY THAT ALL PACKING MATERIALS HAVE BEEN REMOVED FROM UNIT ( ) REMOVE ALL SHIPPING HOLD DOWN BOLTS AND BRACKETS PER INSTALLATION INSTRUCTIONS ( ) CHECK ALL ELECTRICAL CONNECTIONS AND TERMINALS FOR TIGHTNESS ( ) CHECK THAT INDOOR (EVAPORATOR) AIR FILTER IS CLEAN AND IN PLACE...