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EMI S2HA Installation, Operation And Maintenance Manual

Manual is about: MULTI-ZONE LIMITED RANGE HEAT PUMP CONDENSING UNITS

Summary of S2HA

  • Page 1

    Emi america series multi-zone limited range heat pump condensing units p/n# 240006458 rev. 1.1 [04/07] enviromaster international llc 5780 success dr. Rome, ny 13440 www.Enviromaster.Com inst alla tion, opera tion and mainten ance manu al an iso 9001-2000 certified company s2ha multi-zone s2ha & t2ha...

  • Page 3

    Www.Enviromaster.Com 3 multi-zone heat pump condensing units installation, operation and maintenance manual emi america series multi-zone heat pump condensing units p/n 240006458, rev. 1.1 [04/07] shipping damage must be reported to the carrier immediately!!! Examine the carton for signs of damage i...

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    Www.Enviromaster.Com 4 multi-zone heat pump condensing units emi america series multi-zone heat pump condensing units controls and components (factory installed or supplied) • compressor and fan motor contactor • capacitor • loss of charge switch (9&12 only) • low voltage connections • large capacit...

  • Page 5

    Www.Enviromaster.Com 5 multi-zone heat pump condensing units s2ha installation 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. To remove front panel: 4. Slide front panel forward to clear s...

  • Page 6

    Www.Enviromaster.Com 6 multi-zone heat pump condensing units s2ha electrical wiring installation section 3. Use only hacr type breakers or time delay fuses. Select the wire size accord- ing to the ampacity rating. 4. To access electrical connections and wiring diagram: a) remove the screws on the si...

  • Page 7

    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. 9. Connect the 24 volt wiring matching color to color. Refer to the wiring diagram on the inside panel of the condenser...

  • Page 8

    Www.Enviromaster.Com 8 multi-zone heat pump condensing units t2ha installation instructions note: for s2ha installation refer to the s2ha installation instruction in this manual. 1. Remove the screw on the back panel. 2. Remove panel to expose eletri- cal wiring. 3. Location of electrical and tubing...

  • Page 9

    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 volt electrical connection box. Note: power should be run to a weather proof disconnect box usually within 3 feet of the unit. Electrical wiring 6. From t...

  • Page 10

    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. The units are furnished with sweat connections and are equipped with refrigerant valves and schrader fittings for charging ...

  • Page 11

    Www.Enviromaster.Com 11 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. It is illegal to discharge refrigerant into the atmosphere. Use proper reclaiming methods & equipment when installing or servicing thi...

  • Page 12

    Www.Enviromaster.Com 12 multi-zone heat pump condensing units 9. Once certain of a good evacuation and leak free joints, back-seat the valves (counter-clockwise) to open and allow factory charge to fill lines and indoor unit. 11. Refer to field charging charts to “fine tune” the refrigerant charge to ...

  • Page 13

    Www.Enviromaster.Com 13 multi-zone heat pump condensing units s2ha & t2ha refrigerant piping installation section the use of the superheat method is highly recommended for field charging or checking the existing refrigerant charge in a system. Because each installation is different in terms of indoor...

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    Www.Enviromaster.Com 14 multi-zone heat pump condensing units multi-zone heat pump field charging cooling cycle 9,000 btuh circuit with emi’s-wlh...

  • Page 15

    Www.Enviromaster.Com 15 multi-zone heat pump condensing units cooling cycle 18,000 btuh circuit with emi’s-wlha24 or cahb24 ( ...

  • Page 16

    Www.Enviromaster.Com 16 multi-zone heat pump condensing units heat cycle 9,000 btuh circuit with emi wlha09 or cahb12 ( ...

  • Page 17

    Www.Enviromaster.Com 17 multi-zone heat pump condensing units multi-zone heat pump field charging heat cycle 18,000 btuh circuit with emi’s-wlha24 or cahb...

  • Page 18

    Www.Enviromaster.Com 18 multi-zone heat pump condensing units starting the unit • before starting the unit in cool weather, power the system 24 hours before at- tempting to start. • do a final system check using the super- heat/subcooling method. Record results on test unit performance data sheet (ne...

  • Page 19

    Www.Enviromaster.Com 19 multi-zone heat pump condensing units start-up and troubleshooting test procedure the test unit performance data sheet below is provided for use by a qualified service professional. In order for our techni- cal service department to better serve you, please complete and have t...

  • Page 20

    Www.Enviromaster.Com 20 multi-zone heat pump condensing units multi-zone condenser sequence of operation emi america series multi-zone heat pump condensers are designed to operate with emi america series indoor air handlers. Both the condenser (outdoor unit) and evaporator (indoor unit) have a high ...

  • Page 21

    Www.Enviromaster.Com 21 multi-zone heat pump condensing units multi-zone condenser sequence of operation 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 ...

  • Page 22

    Www.Enviromaster.Com 22 multi-zone heat pump condensing units s2ha dimensions and specifications note: all emi products are subject to ongoing development programs so design and specifications may change without notice. S2ha electrical specifications model (1) volts/hz/phase fan compressor 1 compress...

  • Page 23

    Www.Enviromaster.Com 23 multi-zone heat pump condensing units s2ha system performance s2ha / wlha system performance model cooling heating s2ha (outdoor) indoor units btuh seer shr eer btuh c.O.P. 9900 wlha09 + wlha09 18,600 13.0 .80 12.2 16,000 3.3 2200 wlha12 + wlha12 22,600 13.0 .72 11.9 20,000 3...

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    Www.Enviromaster.Com 24 multi-zone heat pump condensing units t2ha dimensions and specifications note: all emi products are subject to ongoing development programs so design and specifications may change without notice. Sound & weight data model sound weight dba lbs. T2ha8800 70 325 t2ha8400 70 325 t...

  • Page 25

    Wlha / t2ha system performance data 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 0.65 12.1 40500 3.2 cahb / t2ha system perf...