Instruction/ maintenance manual of the product S2HA EMI
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EMI AMERICA SERIES MUL TI-ZONE LIMITED RANGE HEA T PUMP CONDENSING UNITS P/N# 240006458 Rev . 1.1 [04/07] Enviromaster International LLC 5780 Success Dr .
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www .enviromaster .com 3 Multi-zone Heat Pump Condensing Units INST ALLA TION, OPERA TION AND MAINTENANCE MANUAL EM I AM ER ICA S ER IE S MU L T I- ZON E HE A T P UM P CO ND EN SIN G UN IT S P/N 240006458, Rev .
www .enviromaster .com 4 Multi-zone Heat Pump Condensing Units EM I AM ER ICA SE RI ES MUL TI- ZO NE H EA T PU MP CO NDE NS ING UN IT S CON TROLS AND COMP ONEN TS (F ACT ORY INST ALLED OR S UPPLI ED) .
www .enviromaster .com 5 Multi-zone Heat Pump Condensing Units S2HA INST ALLA TION INSTRUCTIONS 1. Loosen the screws on left and right sides of the front panel. (Do not remove these screws.) 2. Remove the screws on the front of the panel. 3. T o remove front panel: 4.
www .enviromaster .com 6 Multi-zone Heat Pump Condensing Units S2HA ELECTRICAL WIRING INST ALLA TION SECTION 3. Use only HACR type breakers or time delay fuses. Select the wire size accord - ing to the ampacity rating. 4. T o access electrical connections and wiring diagram: a) Remove the screws on the side panel adjacent to the back panel.
www .enviromaster .com 7 Multi-zone Heat Pump Condensing Units 8. Check wiring diagram for the re- quired number of low voltage wires to be run between indoor and out- door sections.
www .enviromaster .com 8 Multi-zone Heat Pump Condensing Units T2HA INST ALLA TION INSTRUCTIONS N OT E: F or S 2H A i ns ta ll at i on re fe r to t he S 2H A I ns ta l la t io n In st ru ct io n i n t hi s ma nu al . 1. Remove the screw on the back panel.
www .enviromaster .com 9 Multi-zone Heat Pump Condensing Units 5. With a screw- driver punch out and re- m o v e t h e knock-outs in the low & high V olt electrical connection box. Note: Power should be run to a weather proof disconnect box usually within 3 feet of the unit.
www .enviromaster .com 10 Multi-zone Heat Pump Condensing Units The system will support refrigerant runs to the inside unit of up to 100' equivalent feet with a 35' rise included.
www .enviromaster .com 1 1 Multi-zone Heat Pump Condensing Units 8. Evacuate line to 500 microns or less to ensure all moisture has been removed and there are no leaks.
www .enviromaster .com 12 Multi-zone Heat Pump Condensing Units 9. Once ce rt ai n o f a go od ev ac ua ti on an d l ea k fr e e j oi nt s, ba ck -s ea t t he va lv es ( co un te r- cl oc kw is e ) t o op en an d al lo w f ac to ry ch ar g e to fi ll li ne s an d i nd oo r u ni t.
www .enviromaster .com 13 Multi-zone Heat Pump Condensing Units S2HA & T2HA REFRIGERANT PIPING INST ALLA TION SECTION Th e us e of th e su pe rhe at me tho d i s hi gh ly re co mm en ded f or fie ld ch ar gi ng or ch ec ki ng th e ex is ti ng ref ri ge ran t c har ge in a sys te m.
www .enviromaster .com 14 Multi-zone Heat Pump Condensing Units MUL TI-ZONE HEA T PUMP FIELD CHARGING .
www .enviromaster .com 15 Multi-zone Heat Pump Condensing Units .
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www .enviromaster .com 17 Multi-zone Heat Pump Condensing Units MUL TI-ZONE HEA T PUMP FIELD CHARGING .
www .enviromaster .com 18 Multi-zone Heat Pump Condensing Units ST ARTING THE UNIT • Before starting the unit in cool weather , powe r the syst em 24 hour s b efore at- tempting to start. • Do a final system check using the super - heat/subcooling method.
www .enviromaster .com 19 Multi-zone Heat Pump Condensing Units ST ART -UP AND TROUBLESHOO TING TEST PROCEDURE The T est Unit Performance Data sheet below is provided for use by a qualified ser vice pro fess iona l.
www .enviromaster .com 20 Multi-zone Heat Pump Condensing Units MUL TI-ZONE CONDENSER SEQUENCE OF OPERA TION EMI Amer ica Series mult i-zo ne he at p ump con dense rs are desig ned to opera te with EMI Amer ica Ser ies ind oor air han dler s.
www .enviromaster .com 21 Multi-zone Heat Pump Condensing Units MUL TI-ZONE CONDENSER SEQUENCE OF OPERA TION When the outdoor temperature falls below 35°F , compressor operation will cease. At that point the unit will switch on the indoor units electric heater to assume the heating demand, (second stage of heat) .
www .enviromaster .com 22 Multi-zone Heat Pump Condensing Units S2HA DIMENSIONS AND SPECIFICA TIONS NOTE: All EMI products are subject to ongoing development programs so design and specifications may change without notice. S2HA ELECTRICAL SPECIFICA TIONS MODEL (1) VOL TS/HZ/PHASE F AN COMPRESSOR 1 COMPRESSOR 2 TOT AL AMPS MIN.
www .enviromaster .com 23 Multi-zone Heat Pump Condensing Units S2HA SYSTEM PERFORMANCE S2HA / WLHA SYSTEM PERFORMANCE MODEL COOLING HEA TING S2HA (Outdoor) Indoor Units Btuh SEER SHR EER Btuh C.O.P . 9900 WLHA09 + WLHA09 18,600 13.0 .80 12.2 16,000 3.
www .enviromaster .com 24 Multi-zone Heat Pump Condensing Units T2HA DIMENSIONS AND SPECIFICA TIONS NOTE: All EMI products are subject to ongoing development programs so design and specifications may change without notice. SOUND & WEIGHT DA T A Model Sound Weight dBA Lbs.
WLHA / T2HA SYSTEM PERFORMANCE DAT A Model Cooling Heating T2HA Outdoor Condenser Indoor Air Handler Btuh SEER SHR EER Btuh COP 8800 WLHA24 + WLHA24 36000 13 0.72 12.4 29000 3.3 8400 WLHA24 + WLHA24 42000 13 0.68 12.2 34800 3.2 4400 WLHA24 + WLHA24 48000 13 0.
An important point after buying a device EMI S2HA (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought EMI S2HA yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data EMI S2HA - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, EMI S2HA you will learn all the available features of the product, as well as information on its operation. The information that you get EMI S2HA will certainly help you make a decision on the purchase.
If you already are a holder of EMI S2HA, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime EMI S2HA.
However, one of the most important roles played by the user manual is to help in solving problems with EMI S2HA. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device EMI S2HA along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
