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RC/RH24 PACKAGED TERMINAL
RC/RH24 PACKAGED TERMINAL
AIR CONDITIONER/HEAT PUMP
Replacement for IceCap RSCT Units
Nominal Capacities:
RC24; 9,000, 12,000, 15,000 & 18,000
RH24; 9,000, 12,000, 15,000 Btuh
Enviromaster International LLC
5780 Success Dr.
Rome, NY 13440
www.retroaire.com
for New Construction or as a
RC/RH24
An ISO 9001-2000 Certifi ed Company
P/N# 240004854, Rev. 1.0 [05/05]
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Summary of Contents for Retro Aire RH24
- Page 1 AIR CONDITIONER/HEAT PUMP for New Construction or as a Replacement for IceCap RSCT Units Nominal Capacities: RC24; 9,000, 12,000, 15,000 & 18,000 RH24; 9,000, 12,000, 15,000 Btuh RC/RH24 Enviromaster International LLC 5780 Success Dr. An ISO 9001-2000 Certifi ed Company Rome, NY 13440 www.retroaire.com...
- Page 2 Read all instructions before using the RetroAire of the RetroAire RC/RH24 Packaged Terminal Air RC/RH24 PTAC. Install or locate this unit only in ac- Conditioner. Read these instructions thoroughly and cordance with these instructions. Use this unit only carefully before attempting installation or operation.
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Page 3: Table Of Contents
fi t into an existing wall sleeve. The RH24 heat pump provides heat when outside temperatures are as low as 40 The RC/RH24 also offers an EER rating as high as 10.0. WARNING This can result in immediate energy savings over an older unit. -
Page 4: Controls And Components
PREPARATION FOR INSTALLATION supply with the proper voltage as stated on the rating plate. IMPORTANT: RetroAire RC/RH24 are to be used with metal wallsleeves. The sleeves must employ front panels · Use the proper maximum over current protection · Use the proper maximum over current protection ·... -
Page 5: Installation Instructions
(A) the unit is level left to right and (B) parts for damage prior to installation and start-up. The the back is pitched to the outside by 1/2” maximum. Retroaire RC/RH24 must be installed ONLY by qualifi ed ONLY by qualifi ed ONLY installation personnel. -
Page 6: How It All Fits
INSTALLATION INSTRUCTIONS Continued IMPORTANT: Baffl es and most of the open-cell foam affl es and most of the open-cell foam To Connect Aquastat: tape seals are factory installed on the tape seals are factory installed on the RC/RH2 RC/RH2 A. Remove the black jumper wire located on the left, Baffl... -
Page 7: Final Inspection And Startup
FINAL INSPECTION AND STARTUP CAUTION When the unit is fi rst powered up, high humidity conditions can cause condensation to form on the discharge grill. Keep doors and windows closed to NOTE: Any obstruction of reduce humidity and condensation will evaporate. supply air including the use of defl... - Page 8 SEQUENCE OF OPERATION (Continued) located and the physical size of the coil so the right coil can CAUTION be supplied if ordered for replacement. The coil is shipped Avoid rotating the thermostat knob back and forth Avoid rotating the thermostat knob back and forth loose for fi...
- Page 9 SEQUENCE OF OPERATION (Continued) FAN CYCLE SWITCH COOLING ONLY WITH ELECTRIC HEAT OR HYDRONIC HEAT. (RC - PTAC’S) The fan cycle switch allows the operator of the Dual Motor PTAC to have the evaporator fan cycle or run continuously. Select a thermostat that is compatible with a cooling - elec- With the switch in the cycling position the evaporator fan will tric heat system.
- Page 10 SEQUENCE OF OPERATION (Continued) HEAT PUMP (Emergency Heat) (Emergency Heat) HYDRONIC HEAT OPERATION (Optional (Optional ptional) ptional An optional hydronic heat package may be selected in lieu Should the heat pump system fail, it is possible to force of electric heat. Heating operation is essentially the same as the control board into electric heat mode.
- Page 11 SEQUENCE OF OPERATION (Continued) AJ4004 CONTROL BOARD There are two sets of jumper pins on the control board that The second is a set of two pins labeled “TEST”. When these are factory set so there should be no need to set them later two pins are jumped together, all timers are eliminated (i.e.
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Page 12: Cleaning And Maintenance
CLEANING AND MAINTENANCE IMPORTANT: Do not use a solvent-based cleaner on the CLEANING THE INTERIOR OF THE UNIT indoor or outdoor coils. Some solvents can produce a nox- ious odor when starting the fan or electric heat. DANGER 8. Inspect and clean the drain pan and drainline (if any). Use of an anti-fungicide tablet is recommended to Before servicing the RetroAire Dual Motor PTAC, be sure to keep the condensate system free from bacterial con-... -
Page 13: Specifi Cations
0.08 0.71 0.09 7-20P Note: Data will vary if alternate components (including compressor or motor) are used to meet production needs. Consult factory for current electrical specifi cations. RC/RH24 Optional Electric Heat Specifi cations Heater Total Heat Voltage Watts Btuh... -
Page 14: Warranty
ALL PRODUCT LIMITED WARRANTY Enviromaster International LLC (EMI) warrants to the purchaser/owner that 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 sixty months on unit compressors from the date of original installation, or fi... - Page 15 www.retroaire.com The Right Fit For Comfort...
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