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S2HB, T2HB, T3HB, and
T4HB HeaT PumPS
Nominal Circuit Capacities:
9,000 12,000 18,000 & 24,000
Enviromaster International LLC
5780 Success Dr.
Rome, NY 13440
www.enviromaster.com
EMI AMErIcA SErIES
MultI-ZonE HEAt PuMP
condEnSIng unItS
Btuh units.
T2HB, T3HB, & T4HB
Multi-Zone
An ISO 9001-2000 Certified Company
P/N# 240006458 Rev. B [10/08]
S2HB Multi-Zone
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Summary of Contents for EMI S2HB
- Page 1 EMI AMErIcA SErIES MultI-ZonE HEAt PuMP condEnSIng unItS S2HB, T2HB, T3HB, and T4HB HeaT PumPS Nominal Circuit Capacities: 9,000 12,000 18,000 & 24,000 Enviromaster International LLC 5780 Success Dr. Rome, NY 13440 www.enviromaster.com Btuh units. An ISO 9001-2000 Certified Company P/N# 240006458 Rev.
- Page 2 This manual is intended as an aid to qualified service personnel for proper installation, operation, and maintenance of these EMI America Series multi-zone heat pump condensing units. Read the instructions thoroughly and carefully before attempting installation or operation. Failure to follow these instructions may result in improper installation, operation, service, or maintenance, possibly resulting in fire, electrical shock, property damage, personal injury, or death.
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Page 3: System Options
EMI offers the finest multi-zone heat pump outdoor units in the ductless split market, the S & T series (S2HB, T2HB, T3HB & T4HB) Condensing Units. The S & T series (S2HB, T2HB, T3HB & T4HB) allows the installation of... - Page 4 S2HB InStAllAtIon InStructIonS SEctIon noTe: For T2HB, T3HB, & T4HB installation refer to the T2HB, T3HB, & T4HB Installation Instruction section in this manual. Side discharge unit allows for permanent mounting through the feet. This is highly recommended due to the vertical design of the unit.
- Page 5 Do not use the EMI America Series condensing unit with any electrical supply voltage other than the one listed on the rating plate. Check the rating plate on the unit for the correct voltage rating.
- Page 6 S2HB ElEctrIcAl WIrIng InStAllAtIon SEctIon Note: Refer to the units’ wiring diagram for all wiring. 8. Check wiring diagram for the re- quired number of low voltage wires to be run between indoor and out- door sections. low Volt Connection...
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Page 7: Wiring Diagram
And t4HB InStAllAtIon InStructIonS SEctIon noTe: For S2HB installation refer to the S2HB Installation Instruction in this manual. After the T2HB, T3HB, or T4HB unit is positioned on the concrete slab or platform (refer to the Site Preparation in the front of this manual) the T2HB, T3HB, or T4HB is ready for installation: 1. - Page 8 8. Check wiring diagram for the required num- ber of low voltage wires to be run between indoor and outdoor sections. multi-zone Heat Pump Condensing units eleCTriCal Wiring Low Volt Knock-out 9. Connect the 24 Volt wiring matching color to terminal block designation for each zone as labeled.
- Page 9 MultI-zonE HEAt PuMP rEfrIgErAnt PIPIng InStAllAtIon noTe: Refrigerant Piping Installation for all of the multi-zone heat pump models. inTerConneCTing TuBing SPeCS S2HB, T2HB, T3HB, & T4HB models: Nominal Maximum Maximum Circuit Length Lift Capacity 9,000 100’ 35’ 12,000 100’ 35’...
- Page 10 30 feet tall then a P-trap is recommended at the 15 foot mark of the suction riser (see Figure #1). Condenser multi-zone Heat Pump Condensing units P-trAP InStAllAtIon • A P-trap may be fabricated using; (2) street elbows and (2) regular elbows.
- Page 11 MultI-zonE HEAt PuMP rEfrIgErAnt PIPIng InStAllAtIon 1. Clean the ends of tubing and insert into fittings. 2. Protect the valves by wrapping with a wet rag "heat sink" before brazing. 3. The use of a shield is recommend (one can be made from some scrap metal) to protect the paint.
- Page 12 MultI-zonE HEAt PuMP rEfrIgErAnt PIPIng InStAllAtIon refer to refrigerant Charge Table for specified line charge. Note: Charging should be done with a dial-a-charge or weighed in with a scale. 9. Once certain of a good evacuation and leak free joints, back-seat the valves...
- Page 13 Allow at least 5 minutes run- ning time between charge adjustments for the unit to stabilize. The S & T series (S2HB, T2HB, T3HB & T4HB) have manifold access points on each of the service valves for the high and low pressures in cooling mode.
- Page 14 MultI-zonE HEAt PuMP fIEld cHArgIng multi-zone Heat Pump Condensing units www.enviromaster.com...
- Page 15 MultI-zonE HEAt PuMP fIEld cHArgIng multi-zone Heat Pump Condensing units www.enviromaster.com...
- Page 16 MultI-zonE HEAt PuMP fIEld cHArgIng multi-zone Heat Pump Condensing units www.enviromaster.com...
- Page 17 MultI-zonE HEAt PuMP fIEld cHArgIng multi-zone Heat Pump Condensing units www.enviromaster.com...
- Page 18 MultI-zonE HEAt PuMP rEfrIgErAnt PIPIng InStAllAtIon NOTE: If operating superheat is more than 5°F above the chart value, add refrigerant. If below the chart value remove refrigerant. If below the limit line, remove refrigerant. Example (Using the 12,000 Btuh cooling chart): 1.
- Page 19 Save this information for future servicing. In the event there is a problem with the unit. Perform the test again (if possible) and have both sets of data multi-zone Heat Pump Condensing units ready when calling. Make sure to include the Model Number, Serial Number, Date of Installation.
- Page 20 Volt interconnect wiring. A 24V transformer located in the indoor unit provides the low Volt power source. The S & T series (S2HB, T2HB, T3HB & T4HB) heat pumps will provide comfort cooling or heat pump operation operate at an outdoor temperature range between 35°F and 115°F for cooling, 0°F and 75°F...
- Page 21 “W” terminal. After multi-zone Heat Pump Condensing units the two second defrost cycle is complete, the unit will switch back to heating opera- tion for another 20 seconds.
- Page 22 *Factory settings 9-24k Btu = 90 minutesW SPeCiFiC CHangeS All EMI products are subject to ongoing de- velopment programs so design and specifi- cations may change without notice. Please consult the factory for more information. general reCommendaTionS Do not charge the straight cool units on cold days unless weighing in the charge.
- Page 23 S2HB dIMEnSIonS And SPEcIfIcAtIonS noTe: All EMI products are subject to ongoing development programs so design and 15” 38” 44” Front of unit model VolTS/HZ/PHaSe 9900 208-230/60/1 208-230/60/1 2200 9200 208-230/60/1 (1) Circuit Designators: 9 = 9,000 Btuh • 2 = 12,000 Btuh (ex. - Model 9200 consists of one 9,000 Btuh compressor and one 12,000 Btuh compressor) (2) Always refer to the rating plate for Minimum Circuit Ampacity on all multiple compressor units.
- Page 24 S2HB SyStEM PErforMAncE model S2HB indoor units (Outdoor) WLH09 + 9900 WLH09 WLH12 + 2200 WLH12 WLH09 + 9200 WLH12 S2HB / CaH SYSTem PerFormanCe model S2HB indoor units (Outdoor) CAH12 + 9900 CAH12 CAH12 + 2200 CAH12 CAH12 + 9200 CAH12...
- Page 25 UNH09 + 18,600 9900 UNH09 UNH12 + 22,600 2200 UNH12 UNH09 + 20,600 9200 UNH12 multi-zone Heat Pump Condensing units S2HB / unH Side diSCHarge Cooling Btuh Seer 13.0 13.0 13.0 S2HB Side Discharge HeaTing Btuh HSPF 11.9 14,800 11.7...
- Page 26 And t4HB dIMEnSIonS And SPEcIfIcAtIonS noTe: All EMI products are subject to ongoing development programs so design and specifications may change without notice. model T2HB8800 T2HB8400 T2HB4400 T2HB2400 T2HB9800 T3HB9990 T3HB9920 T3HB9980 T3HB9940 T3HB9220 T3HB9280 T3HB9240 T3HB2280 T3HB2240...
- Page 27 And t4HB SPEcIfIcAtIonS noTe: All EMI products are subject to ongoing development programs so design and specifications may change without notice. Nominal Circuit Capacity 9,000 12,000 18,000 24,000 * CAH24, UNH24, WLH24 Suction Connection size ELECTRICAL SPECIFICATIONS • t2HB, t3HB, And t4HB - 208/230V - 60 HErtz 1 - PHASE...
- Page 28 Circuit Designators: 9 = 9000 Btuh 2 = 12000 Btuh 8 = 18000 Btuh 4 = 24000 Btuh (ex. - 8400 consists of one 18000 Btuh compressor and one 24000 Btuh compressor) multi-zone Heat Pump Condensing units Top Discharge Cooling...
- Page 29 Circuit Designators: 9 = 9000 Btuh 2 = 12000 Btuh 8 = 18000 Btuh 4 = 24000 Btuh (ex. - 8400 consists of one 18000 Btuh compressor and one 24000 Btuh compressor) multi-zone Heat Pump Condensing units T2HB, T3HB, or T4HB...
- Page 30 (4) UNH12 Circuit Designators: 9 = 9000 Btuh 2 = 12000 Btuh 8 = 18000 Btuh 4 = 24000 Btuh (ex. - 8400 consists of one 18000 Btuh compressor and one 24000 Btuh compressor) multi-zone Heat Pump Condensing units Cooling Btuh...
- Page 31 HigH Seer ProduCT line eVaPoraTorS CAC/CAH wLC/wLH Cassette High wall Evaporator Evaporator UNC/UNH Universal Evaporator CondenSerS S1C & S1H Single Zone Side Discharge T2C, T3C & T4C S2C & S2H T2H, T3H & T4H Dual Zone 2, 3, & 4 Zone...
- Page 32 Phone: 1-800-228-9364 5780 Success Drive, Fax: 1-800-232-9364 Rome, NY 13440...