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Retro Aire RC 70 Installation, Operation & Maintenance Manual

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AIR CONDITIONER REPLACEMENT FOR:
Emerson and Sears Model 8T Over the Door or High Wall Unit
STRAIGHT COOL/HEAT PUMP
Nominal Capacities:
9,000 & 12,000Btuh
Enviromaster International LLC
5780 Success Dr.
Rome, NY 13440
Email: info@retroaire.com
RC/RH 70 PACKAGED TERMINAL
RC/RH70
An ISO 9001-2000 Certified Company
P/N# 240001229, Rev. 1.2 [03/06]

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Summary of Contents for Retro Aire RC 70

  • Page 1 RC/RH 70 PACKAGED TERMINAL AIR CONDITIONER REPLACEMENT FOR: Emerson and Sears Model 8T Over the Door or High Wall Unit STRAIGHT COOL/HEAT PUMP Nominal Capacities: 9,000 & 12,000Btuh RC/RH70 Enviromaster International LLC 5780 Success Dr. An ISO 9001-2000 Certified Company Rome, NY 13440 Email: info@retroaire.com P/N# 240001229, Rev.
  • Page 2 RC/RH70 STRAIGHT COOL PACKAGED TERMINAL AIR CONDITIONER INSTALLATION, OPERATION & MAINTENANCE GUIDE P/N# 240001229, Rev. 1.2 [03/06] Shipping Damage MUST be Reported to the Carrier IMMEDIATELY!!! Examine the exterior. Remove cover and examine compressor and piping for signs of damage. This manual is intended as an aid to qualified service personnel for proper installation, operation, and maintenance SAFETY INSTRUCTIONS...

  • Page 3: Table Of Contents

    TABLE OF CONTENTS MODIFICATION AND TAMPERING To the Installer and Safety Instructions ....2 Warnings and Installer Responsibilities ....3 DANGER Improtant Safty Feature ........3 Installer Responsibilities ........3 Tampering with the RetroAire RC/RH70 PTAC Controls and Components ........4 is dangerous and may result in serious injury Product Description, Capacities, Air System ..4 or death.
  • Page 4 PRODUCT DESCRIPTION REFRIGERATION CIRCUIT The RetroAire RC/RH70 replacement chassis is a con- • High Efficiency, rotary compressor with a five-year warranty. ditioner designed to allow owners of Emerson and Sears Model 8T Over-the-Door or High Wall units to upgrade the •...

  • Page 5: Installation Instructions

    SITE PREPARATION Low voltage wires may be run inside the wall or along the NEW INSTALLATION exposed wall and covered with wire molding. Select location to cut a 30 ” x 10 ”opening in wall. Check REPLACEMENT OF EXISTING UNIT for electrical lines.

  • Page 6: Final Inspection And Startup

    INSTALLATION INSTRUCTIONS Continued CONDENSATE REMOVAL (Stright Cool Only) LOW VOLTAGE Connection When the heat pump model is run in the heating mode, the Place the 7/8” x 3/8” plastic bushing provided in cabinet outdoor side to the unit will produce condensate water which hole above line cord connection.

  • Page 7: Sequence Of Operation

    SEQUENCE OF OPERATION UNIT MOUNTED AND IMPORTANT: Room temperature must be below REMOTE THERMOSTAT CONTROLS 85º F to energize the heater. 3. Place system switch in the “OFF” position. All opera- RetroAire units can be equipped with unit mounted or tion should stop.
  • Page 8 OPERATION AND MAINTENANCE DANGER 2. Regular cleaning of the air filter is required. The filter is removed by lifting the discharge louver and Before servicing the RetroAire Dual Motor PTAC, be locking top hinges in open position. Disconnect fil- sure to turn off electrical power to the unit. Failure to ter from clips.

  • Page 9: Cleaning And Maintenance

    CLEANING AND MAINTENANCE WARNING 8. Inspect and clean the drain pan and drainline (if any). Use of an anti-fungicide tablet is recom- It is illegal to discharge refrigerant into the atmo- mended to keep the condensate system free from sphere. Use proper reclaiming methods and equip- bacterial contaminants.
  • Page 10 RC70 SPECIFICATIONS AND DIMENSIONS IMPORTANT: Due to RetroAire’s on going development programs, designs and specifications may change without notice. Please consult factory for the latest information and submittal data before making any job site updates. Dimensions RC70 Performance Data* Cooling Evaporator Unit Heat Pump...

  • Page 11: Warranty

    ALL PRODUCT LIMITED WARRANTY Enviromaster International Corporation LLC (EMI) warrants to the purchaser/owner, that the EMI products will be free from defects in material and workmanship under the normal use and maintenance for a period of twelve months for all components, and (60) months on unit compressors from date of the original installation or 15 months for all components and 63 months on unit compressors from the date of original sale whichever comes first.

This manual is also suitable for:

Rh 70