Envision Peripherals R-410A manual

IM1585 10/07 Installation Information W ater Piping Connections Desuperheater Connections Electrical Startup Procedures T roubleshooting Preventive Maintenance Geothermal/W ater Source Heat Pumps • R-410A Refrigerant • 2, 2.5, 3, 3.5, 4, 5, 6 T on Single Speed • 2, 3, 4, 5, 6 T on Dual Capacity Envision Residential Installation Manual RESIDEN[...]

2 ENVISION RESIDENTIAL INST ALLA TION MANUAL Model Nomenc la ture N D V 049 A 1 1 1 C T L Model T ype Return Air Configuration N= Envision L= Left R= Right Compressor T ype D= Dual Capacity Discharge Air Configuration S= Single Speed B= Bottom T= T op Cabinet Configuration S= Side V= V ertical E= End H= Horizontal Coax Options Unit Capacity C= Copp[...]

3 ENVISION RESIDENTIAL INST ALLA TION MANUAL T able of Contents General Installation Information 4-8 Closed Loop Ground Source Systems 9 Open Loop Ground W ater Systems 10 Desuperheater Connection & Startup 1 1-12 Electrical Connections 13-14 Electronic Thermostat Installation 14 Auxiliary Heat Ratings 14 Electrical Data 15 Fan Performance T ab[...]

4 ENVISION RESIDENTIAL INST ALLA TION MANUAL Mo ving and Stora ge Move units in the normal “up” orientation. Horizontal units may be moved and stored per the information on the packag- ing. Do not stack more than three units in total height. V ertical units may be stored one upon another to a maximum height of two units. Do not attempt to move [...]

5 ENVISION RESIDENTIAL INST ALLA TION MANUAL Installing Hori zontal Units Remov e and discard the c ompressor hold down shipping b olt located at the front of the c ompressor mounting bracket prior to set ting the unit in plac e. Horizontal units are available with side or end discharge. Hor izontal units are nor mally su s- pended from a c eiling [...]

6 ENVISION RESIDENTIAL INST ALLA TION MANUAL Duct Sys tem An air outl et collar is provided on ver tic al top air discharge units and all hor izontal units to facilit ate a duct connec tion (ve r t i c a l b ot to m fl ow units hav e no co llar ). A fl e xible c onnector is rec ommended for discharge and return air duc t connec - tions on metal d[...]

7 ENVISION RESIDENTIAL INST ALLA TION MANUAL Water Qualit y In ground water situations where scaling could be heav y or wh ere biologic al grow th such as iron bac teria will be pres - ent, a closed loop system is recommende d. The heat e xchanger coils in ground water s ystems may , ov er a perio d of time, lose heat ex change capabilities due to [...]

8 ENVISION RESIDENTIAL INST ALLA TION MANUAL 1/2'' Pitch Drain 1.5" 1.5" 3/4” PVC tube stub 3/4" PVC Coupling V ent (if needed) 3/4" PVC 1/8" per foot Figur e 6: Unit Pit ch fo r Dra in Figur e 5: Hor iz ont al D rain C onn ec tio n F reez e Protecti on Set the freeze sensing switch SW2- 2 on the printed circ ui[...]

9 ENVISION RESIDENTIAL INST ALLA TION MANUAL Figu re 7 : Clos ed Loo p Gro und S ourc e Ap pl ica ti on Closed Loop Ground Source S ystems Note: For closed loop systems with antifreeze protection, set SW2-2 to the “loop” position (see table on page 28). Once piping is completed between the unit, pumps and the ground loop (see fi gure below), ?[...]

10 ENVISION RESIDENTIAL INST ALLA TION MANUAL Ope n Loop Ground W ater Systems T ypical open loop piping is shown below . Always maintain water pressure in the heat exchanger by placing water control valves at the outlet of the unit to prevent mineral precipitation. Use a closed, bladder-type expansion tank to minimize mineral formation due to air [...]

11 ENVISION RESIDENTIAL INST ALLA TION MANUAL Desuper heater Connections To m a x i m i z e t h e b e n e fi ts of the desuper heater a minimum 50 - gallon water heater is recommended. For higher demand applications, use an 8 0 -gallon water heater or two 50 -gallon water heaters c onnected in a seri es as shown b e l o w. E l e c t r i c w a t e [...]

12 ENVISION RESIDENTIAL INST ALLA TION MANUAL Plumbing Installation 1 . Inspect the dip tube in the water heater cold inlet for a check valve . If a check valve is present it must be remo ved or damage to the desuperheater circulator will oc cur . 2. Remove drain valv e and fi tti n g . 3. Thread the 3 /4- inch NPT x 3 - 1/2 -inc h brass nipple in[...]

13 ENVISION RESIDENTIAL INST ALLA TION MANUAL Electrical Connections General Be sure the available power is the same voltage and phase as that shown on the unit serial plate. Line and low voltage wiring must be done in accordance with local codes or the National Electric Code, whichever is applicable. Unit P o wer Connection Connect the incoming li[...]

14 ENVISION RESIDENTIAL INST ALLA TION MANUAL Auxiliar y Hea t Ra tings KW BTU/HR Min Envision Series Compatibility Model 208V 230V Stages 208V 230V CFM 022 026 - 030 036 - 049 060 - 072 EAM(H)5 3.6 4.8 1 12,300 16,300 450 •• EAM(H)8 5.7 7.6 2 19,400 25,900 550 •• EAM(H)10 7.2 9.6 2 24,600 32,700 650 • EAL(H)10 7.2 9.6 2 24,600 32,700 1 1[...]

15 ENVISION RESIDENTIAL INST ALLA TION MANUAL Unit Electrical Da ta Single speed with ECM motor HWG Ext Fan T otal Min Max Pump Loop Motor Unit Circ Fuse/ MCC RLA LRA FLA FLA FLA FLA Amp HACR 14.0 9.0 48.0 0.4 5.4 4.0 18.8 21.0 30 20.0 12.8 58.3 0.4 5.4 4.0 22.6 25.8 35 22.0 14.1 73.0 0.4 5.4 4.0 23.9 27.4 40 22.0 14.1 73.0 0.4 5.4 7.0 26.9 30.4 40[...]

16 ENVISION RESIDENTIAL INST ALLA TION MANUAL Setting F a n Speed - PSC CA UTIO N: Discon nec t all power b efor e per formi ng th is opera tion. F an P erfor mance Data - PSC PSC F AN MOTOR BODY HIGH LOW MEDIUM F A N S P E E D W I R E Fan Blower Motor Airflow (cfm) at External Static Pressure (in. wg) Model Spd Size HP 0 0.05 0.10 0.15 0.20 0.25 0[...]

17 ENVISION RESIDENTIAL INST ALLA TION MANUAL Setting F a n Speed - ECM ECM2 fan motors have a 12-speed selector dip switch on the logic board (SW1) and are factory set for optimum perfor- mance. T o change speeds, select the appropriate speeds on dip switch SW1. Consult the ECM2 fan performance table below for speci fi c air fl ow and switch inf[...]

18 ENVISION RESIDENTIAL INST ALLA TION MANUAL V er tical Dimensional Data T op Air Disc har ge LEFT RETURN RIGHT RETURN FRONT TOP 2ft [ 61cm ] Primary Service Access TOP A DEHF KJ I G 1.9in [4.8cm] 1.9in [4.8cm] M R Q N O L R N O L P Q RIGHT SIDE B C B LEFT SIDE S T S T C Overall Cabinet Water Connections Electrical Knockouts Return Connection V er[...]

19 ENVISION RESIDENTIAL INST ALLA TION MANUAL Horizontal Dimensional Da ta 2ft [ 61cm ] Primary Service Access B C 2.1in [ 5.4cm ] H L O N M S R Q P MOUNT (2) HANGER BRACKET S AS SHOWN TO ALLOW ACCES S TO FILTER AS SHOW N LR UNIT (RR UN IT ON OPPOSITE SIDE—SAME DIMENSIONS) SIDE DISHCARGE VIEW END VIEW TOP VIEW A S FRONT VIEW DE F G KJ I 1.9in [4.[...]

20 ENVISION RESIDENTIAL INST ALLA TION MANUAL V er tical Dimensional Data 2 f t [6 1 c m] Primary Service Access LEFT SIDE RIGHT SIDE B C S T B C S T LEFT RETURN RIGHT RETURN RQ L N O P A FRONT D E F G H I J K 1.90 (4.7 cm) 1.70 (4.3 cm) 1 2 3 4 5 RIGHT BOT TOM DISCHARGE FLOOR FOOT PRINT R O N L M LEFT BOTTOM DISCHARGE FLOOR FOOT PRINT Q Ret ur n C[...]

21 ENVISION RESIDENTIAL INST ALLA TION MANUAL 022 030 036 042 048 060 070 Compressor (1 each) Factory Charge R410a, oz [kg] V ertical 62 [1.76] 62 [1.76] 82 [2.32] 82 [2.32] 98 [2.78] 1 10 [3.12] 146 [4.14] Factory Charge R410a, oz [kg] Horizontal 60 [1.70] 66 [1.87] 82 [2.32] 82 [2.32] 98 [2.78] 94 [2.67] 122 [3.46] Fan Motor & Blower ECM PSC [...]

22 ENVISION RESIDENTIAL INST ALLA TION MANUAL Notes: Sizes 038, 049 available with 1HP blower motor (ICM only). 026 038 049 064 072 Compressor (1 each) Copeland 2-speed Scroll, UltraT ech Factory Charge R410a, oz [kg] V ertical 62 [1.76] 78 [2.21] 89 [2.52] 122 [3.46] 140 [3.97] Factory Charge R410a, oz [kg] Horizontal 60 [1.70] 76 [2.16] 89 [2.52][...]

23 ENVISION RESIDENTIAL INST ALLA TION MANUAL C HWL HP Thermostat CO R C Y1 O L1 Y2 NOTE 4 G LP PS FP W Brn(15) Org(14) 1 2 3 P10 4 5 Envision - Single Speed Wiring Schematic - 208-230/60/1 97P774-06 9/27/06 PB2 Auxiliary Electric Heat Power 208-230/60/1 With optional ' EA' Series Auxiliary ElectricHeat Typical schematic shown 2 3 HE1 TS1[...]

24 ENVISION RESIDENTIAL INST ALLA TION MANUAL W iring Sc hema tics En vision - Single Speed W iring Schematic - 208-230/60/1 - ECM C HWL HP Thermostat CO R C Y1 O L1 Y2 NOTE 4 G LP PS FP W Brn(15) Org(14) 1 2 3 P10 4 5 97P774-01 6/29/06 Org Brn NOTE 2 6 Blk/Wht(11) Gry/Wht(10) SL1 In SL1 Out Optional Remote Unit Without Loop Pump Status LED PCB SW4[...]

25 ENVISION RESIDENTIAL INST ALLA TION MANUAL PB2 Auxiliary Electric Heat Power 208-230/60/1 Violet Blu With optional ' EA' Series Auxiliary ElectricHeat Typical schematic shown 2 3 HE1 TS1 HE2 TS2 HE3 TS3 HE4 TS4 P7 L4 L2 L2 NOTE 5 Pink Yel Blk Gray Pink Yel Blk Gray Gray Blk Yel Pink Gray Pink Blk Yel Pink Yel Blk Gray Pink Yel Blk Gray[...]

26 ENVISION RESIDENTIAL INST ALLA TION MANUAL W iring Sc hema tics En vision - Dual Capacity W iring Schematic - 208-230/60/1- ECM C S R C HWL HP Thermostat CO R C Y1 O L1 Y2 NOTE 4 G LP PS FP W Brn(15) Org(14) 1 2 3 P10 4 5 Org Brn NOTE 2 6 Blk/Wht(11) Gry/Wht(10) SL1 In SL1 Out Optional Remote Unit Without Loop Pump Status LED PCB SW4 R R R R R G[...]

27 ENVISION RESIDENTIAL INST ALLA TION MANUAL PB2 Auxiliary Electric Heat Power 208-230/60/1 Violet Blu With optional ' EA' Series Auxiliary ElectricHeat Typical schematic shown 2 3 HE1 TS1 HE2 TS2 HE3 TS3 HE4 TS4 P7 L4 L2 L2 NOTE 5 Pink Yel Blk Gray Pink Yel Blk Gray Gray Blk Yel Pink Gray Pink Blk Yel Pink Yel Blk Gray Pink Yel Blk Gray[...]

28 ENVISION RESIDENTIAL INST ALLA TION MANUAL Star tup The unit will not operate until all the inputs and safety controls are checked for normal conditions. At fi rst power-up, a four-minute delay is employed before the compressor is energized. Component Sequencing Delays Components are sequenced and delayed for optimum space conditioning performa[...]

29 ENVISION RESIDENTIAL INST ALLA TION MANUAL Micr opr ocessor Control (cont.) Heat, 3rd Stage (Y1,Y2,W) Dual Capacity Units The hot water pump is de-energized which directs all heat to satisfy the thermostat. The 1st stage of resistance heat is energized 10 seconds after “W” input, and with continuous 3rd stage demand, the additional stages of[...]

30 ENVISION RESIDENTIAL INST ALLA TION MANUAL Green "POWER" LED - module has power Red "TRIP" LED - Thermostat "Y" demand signal is present, but the compressor is not running. Y ellow "ALERT" LED LED Description Cause Flash Code 1 Long Run Time Eighteen consecutive hours of compressor run time Flash Code 2 Sy[...]

31 ENVISION RESIDENTIAL INST ALLA TION MANUAL The following tables show the codes that will be displayed on the different ComforT alk and FaultFlash thermostats. FaultFlash Thermostats ComforT alk Thermostats Thermostat Display Lockout Code Thermostat Display Lockout Code Lockout Description Lockout Description 2 Flashes High Pressure Fault "H[...]

32 ENVISION RESIDENTIAL INST ALLA TION MANUAL DIP Switch Settings Prior to powering unit, ensure that all DIP switches on SW2 & SW3 are set properly according to the tables below . F ACTOR Y SETUP DIP SWITCHES (SW3) DIP SWITCH NUMBER DESCRIPTION OFF POSITION ON POSITION SW 3- 1 Dual Capacity/Single-Speed Con fi gures the control for single-spe[...]

33 ENVISION RESIDENTIAL INST ALLA TION MANUAL High voltage is cor rect and matches nameplate. F uses, breakers and wire size cor rect. Low voltage wir ing complete. Piping completed and water sy stem cleaned and fl ushed. Air is purged f rom closed loop system. Isolation valv es are open, wat er co ntrol valv es or loop pumps wired. Condensate lin[...]

34 ENVISION RESIDENTIAL INST ALLA TION MANUAL Oper a tion Logic Da ta OPE R A TI ON LO GI C HEA TING C OOLING F AN O N SL 1 - IN ON STG 1 STG2 STG3 EME RG STG1 STG2 SINGLE SP EED UNITS Compressor On On On Of f On On - - ECM2 No r mal Med High High H igh Med High Low - ECM2 D ehu mid if y Med High High High 8 5% Med 8 5% High Low - PSC On On On On O[...]

35 ENVISION RESIDENTIAL INST ALLA TION MANUAL Suction Pressure PSIG Discharge Pressure PSIG 022-070 Superheat 022-070 Subcooling W ater T emp Rise °F Air T emp Drop °F DB 1.5 133 - 148 205 - 225 17 - 26 10 - 14 18 - 22 18 - 22 3.0 129 - 144 185 - 205 20 - 29 7 - 1 1 8 - 10 18 - 22 1.5 139 - 154 280 - 300 8 - 1 1 8 -12 18 - 22 18 - 22 3.0 137 - 15[...]

36 ENVISION RESIDENTIAL INST ALLA TION MANUAL Suction Pressure PSIG Discharge Pressure PSIG Su p erheat Subcoolin g W ater T emp Rise °F Air T emp Drop °F DB 1.5 125-140 205-225 12-20 8-14 17-21 17-23 3.0 120-135 190-210 12-20 8-14 8-12 17-23 1.5 135-145 280-290 10-16 8-14 16-20 17-23 3.0 133-143 250-260 10-16 8-14 9-13 17-23 1.5 142-152 345-355 [...]

37 ENVISION RESIDENTIAL INST ALLA TION MANUAL Pr essur e Drop Single Speed Models Dual Capacity Models 30°F 50°F 70°F 90°F 1 10°F 3.0 0.9 0.9 0.8 0.7 0.7 022 4.5 1.7 1.6 1.5 1.4 1.3 6.0 2.8 2.7 2.5 2.3 2.2 8.0 4.7 4.4 4.1 3.9 3.6 4.0 1.5 1.4 1.3 1.2 1.1 030 6.0 3.0 2.8 2.7 2.5 2.3 8.0 5.1 4.8 4.5 4.2 3.9 10.0 7.7 7.2 6.8 6.3 5.8 5.0 1.0 1.0 0.[...]

38 ENVISION RESIDENTIAL INST ALLA TION MANUAL T roublesho oting Standard Microprocessor Controls T o check the unit c ontrol board for proper operation: 1 ) Disc onnect ther mostat wires at the control bo ard. 2 ) Jumper the desire d test input ( Y 1 , Y2, W , O or G ) to t he R terminal to simulate a thermost at signal. 3 ) If c ontrol functions p[...]

39 ENVISION RESIDENTIAL INST ALLA TION MANUAL Preve nt i ve M a i nt e n a n c e Water Coil Maintenance 1. Keep all air out of the water . An open loop system should be checked to ensure that the well head is not allowing air to in fi ltrate the water line. Lines should always be airtight. 2. Keep the system under pressure at all times. It is reco[...]

Manufactured by WFI 9000 Conservation W ay Fort W ayne, IN 46809 W aterFurnace has a policy of continuous product research and development and reserves the right to change design and speci fi cations without notice. ©2007 WFI. Product: Envision T ype: Geothermal/Water Source Heat Pumps Size: 2 thru 6 T on Single Speed 2 thru 6 T on Dual Capacity [...]