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43

IOM, BS/BT Models

Enertech Global

Enertech Global 

4

 

YT Models, 08 December 2014A 

 

 

Fault Identification Table 

 

 

CONDITION

GREEN

 

HP

ORANGE

 

LP

RED

 

FS

YELLOW

 

CO

GREEN

STATUS

 

L

 

TERMINAL

‐

24

 

VAC

8,

 

9

NORMAL

 

MODE

FLASH

TEST

 

MODE

1

HP

 

FAULT

 

FLASH

FLASH

HP

 

LOCKOUT

ON

FLASH

FLASH

‐

2

 

PULSES

LP

 

FAULT

 

FLASH

FLASH

LP

 

LOCKOUT

ON

FLASH

FLASH

‐

4

 

PULSES

SOURCE

 

COIL

 

FRZ/

 

WF

 

FAULT

 

(SCT/FS)

2,

 

10

FLASH

FLASH

SOURCE

 

COIL

 

FRZ/

 

WF

 

LOCKOUT

 

(SCT/FS)

2,

 

10

ON

FLASH

FLASH

‐ 

6

 

PULSES

LOAD/

 

AIR

 

COIL

 

FRZ

 

FAULT

 

(LCT)

3,

 

4

FLASH

FLASH

FLASH

LOAD/

 

AIR

 

COIL

 

FRZ

 

LOCKOUT

 

(LCT)

3,

 

4

ON

ON

FLASH

FLASH

‐

8

 

PULSES

CO

 

FAULT

4

FLASH

FLASH

CO

 

LOCKOUT

4

ON

FLASH

FLASH

‐

10

 

PULSES

O/

 

U

 

VOLTAGE

FLASH

FLASH

FLASH

FLASH

FLASH

FLASH

‐

11

 

PULSES

LCT

 

SENSOR

 

LOCKOUT/FAULTY

5

FLASH

ON

FLASH

FLASH

‐

12

 

PULSES

DGT

 

SENSOR

 

FAULTY

5

FLASH

ON

FLASH

FLASH

‐

13

 

PULSES

DLWT

 

FAULTY

5,

 

7

FLASH

ON

FLASH

FLASH

‐

14

 

PULSES

SCT

 

FAULTY

5

ON

FLASH

FLASH

FLASH

‐

15

 

PULSES

LCT

 

&

 

SCT

 

SWAPPED

6

ON

ON

FLASH

‐

16

 

PULSES

DGT

 

>

 

220 F

 

FAULT

FLASH

FLASH

ON

FLASH

DGT

 

>

 

220 F

 

LOCKOUT

ON

ON

ON

FLASH

FLASH

‐

18

 

PULSES

DIP

 

SWITCH

FSW

AFRZ

TEST

O/

 

U

NOTES:

5.

 

THIS

 

FAULT

 

INDICATES

 

A

 

BAD

 

SENSOR

 

(OPEN,

 

SHORTED,

 

OR

 

DISCONNECTED).

9.

 

THE

 

'L'

 

TERMINAL

 

CONTROLS

 

A

 

FAULT

 

LED

 

AT

 

THE

 

THERMOSTAT,

 

OR

 

DRIVES

 

AN

 

AUXILLIARY

 

FAULT

 

RELAY.

 

LOCKOUT

 

BOARD

 

LED

 

IDENTIFICATION

 

&

 

L

 

TERMINAL

 

STATUS

LOCKOUT

 

BOARD

 

DIP

 

SWITCHES

OFF

ON

LCT

 

&

 

SCT

 

MONITORED

 

FOR

 

FLOW

‐

'FS'

 

TERMINALS

 

IGNORED

FS'

 

TERMINALS

 

USED

 

TO

 

MONITOR

 

FLOW

 

SWITCH

‐ 

LCT

 

&

 

SCT

 

IGNORED

OPEN

 

LOOP

 

MODE;

 

30 F

 

SETTING

 

FOR

 

SCT

CLOSED

 

LOOP

 

MODE;

 

15 F

 

SETTING

 

FOR

 

SCT

OPERATES

 

IN

 

NORMAL

 

MODE

 

WITH

 

STANDARD

 

DELAYS

OPERATES

 

IN

 

TEST

 

MODE

 

WITH

 

DELAYS

 

SPED

 

UP

REV

 

B.

 

12/15/16

OVER/UNDER

 

VOLTAGE

 

FEATURE

 

IS

 

INACTIVE

OVER/UNDER

 

VOLTAGE

 

FEATURE

 

IS

 

ACTIVE

8.

 

CONNECT

 

A

 

MULTIMETER

 

ACROSS

 

THE

 

'L'

 

AND

 

'C'

 

TERMINALS

 

TO

 

CHECK

 

FOR

 

24

 

VAC

 

LOCKOUT

 

SIGNAL.

  

THERMOSTAT

 

TURNS

 

ON/FLASHES

 

'CALL

 

FOR

 

SERVICE'

 

INDICATION.

  

1.

 

WHEN

 

TEST

 

MODE

 

DIP

 

SWITCH

 

IS

 

'ON',

 

GREEN

 

STATUS

 

LED

 

WILL

 

BE

 

OFF.

 

3.

 

THE

 

LOAD/

 

AIR

 

COIL

 

FREEZE

 

PROTECTION

 

SENSOR

 

IS

 

LOCATED

 

BETWEEN

 

THE

 

TXV

 

AND

 

LOAD

 

COAX

 

IN

 

WATER

‐

TO

‐

WATER

 

UNITS,

 

AND

 

BETWEEN

 

THE

 

TXV

 

AND

 

AIR

 

COIL

 

IN

 

WATER

‐

TO

‐

AIR

 

UNITS.

4.

 

NOT

 

ALL

 

MODELS

 

HAVE

 

THIS

 

FEATURE.

 

2.

 

THE

 

SOURCE

 

COIL

 

FREEZE/

 

WATER

 

FLOW

 

FAULT

 

COULD

 

EITHER

 

BE

 

THE

 

SENSOR

 

LOCATED

 

BETWEEN

 

THE

 

TXV

 

AND

 

SOURCE

 

COAX,

 

OR

 

AN

 

INTERNAL

 

FLOW

 

SWITCH.

6.

 

THE

 

CHECK

 

TO

 

DETERMINE

 

IF

 

THE

 

LCT

 

AND

 

SCT

 

SENSORS

 

ARE

 

SWAPPED,

 

OCCURS

 

IN

 

TEST

 

MODE

 

ONLY,

 

60

 

SECONDS

 

AFTER

 

THE

 

'CC'

 

TERMINAL

 

IS

 

ENERGIZED.

  

7.

 

UNITS

 

WITHOUT

 

DESUPERHEATER

 

(HWG),

 

DO

 

NOT

 

HAVE

 

A

 

DLWT

 

SENSOR,

 

SO

 

IT

 

IS

 

IGNORED

 

BY

 

THE

 

LOCKOUT

 

BOARD.

  

10.

  

UNITS

 

THAT

 

DO

 

NOT

 

CONTAIN

 

A

 

FLOW

 

SWITCH

 

WILL

 

CONTAIN

 

A

 

JUMPER

 

BETWEEN

 

THE

 

'FS1'

 

AND

 

'FS2'

 

TERMINALS.

Section 9: Controls

Содержание ACD024B

Страница 1: ...Installation Operations Manual BS BT MODELS SPLIT SYSTEM WATER TO AIR HEAT PUMPS REVISION A 20D218 15NN 20D218 13NN...

Страница 2: ...tc 17 25 Section 6 Unit Piping Installation Water Quality Flow Center Installation Typical Connections etc 26 37 Section 7 Desuperheater Installation Desuperheater Fitting Kit 38 Section 8 Electrical...

Страница 3: ...3 IOM BS BT Models Enertech Global Section 1 Model Nomenclature and AHRI Performance Data Unit Model Nomenclature Decoder Air Handler Model Nomenclature Decoder...

Страница 4: ...4 Enertech Global IOM BS BT Models Section 1 Model Nomenclature and AHRI Performance Data Cased A Coil Model Nomenclature Decoder Uncased A Coil Model Nomenclature Decoder...

Страница 5: ...TYPE F L COOL F L EER F L HEAT F L COP P L COOL P L EER P L HEAT P L COP BS018 WL TBD TBD TBD TBD TBD TBD TBD TBD GW GL BT024 WL GW GL BT036 WL GW GL BT048 WL GW GL BT060 WL GW GL BT072 WL 65 500 14 3...

Страница 6: ...ts are mounted to wooden Pallets for easy handling during shipment and installation Units are protected during shipment with durable cardboard corner posts top and air coil panels Shrink wrap is appli...

Страница 7: ...ents 5 Before unit start up read all manuals and become familiar with unit components and operation Thoroughly check the unit before operating Components Master Contactor energizes compressor and opti...

Страница 8: ...r area were the ambient temperature will remain above 55 F and should be located in a way that piping and duct work or other permanently installed fixtures do not have to be removed for servicing and...

Страница 9: ...gs where ceilings are 8 feet or more at least 50 percent of the return air should be taken back to the heat pump from the ceiling or high sidewall location and not more than 50 percent from the floor...

Страница 10: ...Ring 1 Dbl O Ring 1 Dbl O Ring Source Water Conn Comm 1 FPT 1 FPT 1 FPT 1 FPT 1 FPT 1 FPT HWG Water if applicable 3 4 FPT 3 4 FPT 3 4 FPT 3 4 FPT 3 4 FPT 3 4 FPT Refrigerant Charge oz TBD TBD TBD 93 T...

Страница 11: ...L PUMP SUPPLY POWER SUPPLY P D E 5174 9 6 4 176 5174 9 6 4 0 Enertech Recommends A Minimum of 2 to 2 1 2 Feet of Service Area Clearance For Installation And Maintenance MODEL SIZE 018 072 CABINET OVER...

Страница 12: ...3 4 22 1 4 14 1 4 19 3 4 17 1 4 6 3 4 26 23 16 3 4 14 3 8 4 1 4 4 3 8 4 1 2 MPD072A 6 24 5 8 58 7 8 21 3 4 22 1 4 14 1 4 19 3 4 17 1 4 6 3 4 26 23 16 3 4 14 3 8 4 1 4 4 3 8 4 1 2 Return Air Opening Mo...

Страница 13: ...and are 3 4 FPT Center line of drains located from pan corner 1 1 2 for primary and 3 1 2 for secondary 4 Drain pan is injection molded high temperature UL approved plastic 5 All coils are equipped wi...

Страница 14: ...208 230 1 152 9 27 1 0 0 0 0 0 0 27 1 33 9 60 01 208 230 1 152 9 27 1 0 0 0 5 0 0 27 6 34 4 60 10 208 230 1 152 9 27 1 0 0 0 0 5 5 32 6 39 4 60 11 208 230 1 152 9 27 1 0 0 0 5 5 5 33 1 39 9 60 20 208...

Страница 15: ...2400 2400 2390 1860 1860 1850 930 930 910 C C 1640 1630 1610 1190 1180 1170 610 590 570 D D 1450 1450 1440 1060 1060 1040 550 530 510 A A Norm 2510 2510 2500 2510 2510 2500 1300 1300 1270 B B Norm 250...

Страница 16: ...060B 208 230 1 None 0 6 8 1 0 8 5 15 1 10 58 9 70 2 15 32 8 58 9 40 70 2 20 58 9 58 9 70 70 MPD072A 208 230 1 None 0 6 8 1 0 8 5 15 1 10 58 9 70 2 15 32 8 58 9 40 70 2 20 58 9 58 9 70 70 Air Handler E...

Страница 17: ...s Table 3 Weights of Refrigerant in Pipes Weight of Refrigerant in Copper Lines Per 10 Feet Liquid Line O D Oz Per 10 Feet Vapor Line O D Oz Per 10Feet 3 8 5 4 5 8 0 7 1 2 10 4 3 4 1 0 5 8 19 5 7 8 1...

Страница 18: ...length but not included to figure out vertical liquid lift or vapor rise Table 4 Equivalent Lengths in Feet Equivalent Length in Feet of Straight Pipe For Valves Fittings and Filter Driers Line Size O...

Страница 19: ...g Radius Street Ell 45 Ell Notes A crankcase heater and Bi flow liquid line solenoid valve are required if total equivalent length is greater than or equal to 50 feet or the vertical separation is gre...

Страница 20: ...evaporator section Vapor line P traps should be installed at the outlet of the air handler and at the bottom of the vapor line drop 75 feet maximum equivalent line length 20 feet maximum vertical sepa...

Страница 21: ...ve 70 F the unit should be charged in cooling for the most accurate results If the return air temperature is below 70 F it may be necessary to run the system in emergency heating mode to raise the ind...

Страница 22: ...BD 2 80 TBD TBD 2 1 TBD 1 85 TBD TBD 2 1 TBD 1 45 TBD TBD 2 8 TBD 5 50 TBD TBD 2 7 TBD 5 60 TBD TBD 2 5 TBD 5 70 TBD TBD 2 3 TBD 4 75 TBD TBD 2 3 TBD 3 80 TBD TBD 2 2 TBD 2 85 TBD TBD 2 2 TBD 2 45 TBD...

Страница 23: ...Source Coax Suction Discharge Compressor Section Liquid Line Temp measured at service valve Liquid Service Valve Heating TXV Air Coil Return Air Cooling TXV Air Handler Thermometer F 1 2 Vapor Service...

Страница 24: ...ill not be stable if there is not a liquid lock at the liquid line i e there is some subcooling at the liquid line Record the liquid line pressure and the saturation temperature most gauge sets show s...

Страница 25: ...Pressure Measurement Locations Suction Discharge R 410A Manifold Gauge Set Source Coax Suction Discharge Compressor Section Liquid Line Temp measured at air handler Liquid Service Valve Heating TXV Ai...

Страница 26: ...rrosion of the internal parts are two of the potential problems The Department of Natural Resources or your local municipality can direct you to the proper testing agency Please see Table 8 for guidel...

Страница 27: ...al plumbing codes Part Number Description ACDT1A EZ Trap Kit ACDT2A EZ Trap 1 Kit customer must provide a 1 S x 3 4 Mips adapter Typical Pressurized Flow Center Installation The flow centers are insul...

Страница 28: ...Link and GPM Series Flow Centers Section 6 Unit Piping Installation Terminal Box Orientation Equally important to pump longevity is terminal box orientation See Figure 10 for proper control box orient...

Страница 29: ...n Pressurized Flow Center Equipment Pad 2 Polythylene Foam Equipment Pad 2 Polythylene Foam Figure 14 External Flush Valves Equipment Pad 2 Polythylene Foam Note P T ports should be angled away from t...

Страница 30: ...rts and ball valves Ball valves allow the water to be shut off for service and also help when velocity noise is noticeable through the flow regulator Spreading some of the pressure drop across the bal...

Страница 31: ...rom off site Removing Debris During Flushing Most flow center or pump failures are a result of poor water quality or debris Debris entering the loop during fusion and installation can cause noise and...

Страница 32: ...way valves to the unit and flush port position Section 6 Unit Piping Installation Turn the pump back on It may be necessary to turn the water supply back on to keep the water level in the reservoir a...

Страница 33: ...flush cart ball valves yet Connect the water supply back to the discharge line hose connection and open the ball valve Turn on the water supply and leave it on for 20 to 30 minutes This will stretch...

Страница 34: ...compatible with the system materials Stability Will the brine require periodic change out or maintenance Convenience Is the antifreeze available and easy to transport and install Codes Will the brine...

Страница 35: ...r Freeze Protection 10 F 12 2 C 15 F 9 4 C 20 F 6 7 C 25 F 3 9 C ProCool Ethanol 25 22 17 12 Methanol 25 21 16 10 Propylene Glycol 38 30 22 15 Geothermal Transfer Fluid GTF Mix according to manufactur...

Страница 36: ...low Center Loop Field P T Ports air coil Source Out Source In P T Ports Shut Off Valves Flow Center P T Ports air coil Source Out Source In P T Ports Shut Off Valves Flow Center P T Ports air coil Sou...

Страница 37: ...ate Minimum closed loop system flow rate 2 25 to 2 50 gpm ton Bottom flow rate Nominal optimum closed loop system flow rate 3 0 gpm ton Although the rule of thumb is adequate in most areas of North Am...

Страница 38: ...e Notes Units that are shipped with a desuperheater do not have the desuperheater pump wires connected to the electrical circuit to prevent accidentally running the pump while dry Pump has to be conne...

Страница 39: ...1210004002 7 21P005 01ZZ 8 11210004007 9 11210005007 10 11410001002 11 11410002002 12 11410004002 13 11410005001 14 11410006003 15 11410007001 16 11410008001 17 41P062 01NN 18 11490001002 19 114900000...

Страница 40: ...e low pressure switch is open continuously for 30 seconds the compressor operation will be interrupted and the control will go into Section 9 Controls Features Enertech Global geothermal heat pump con...

Страница 41: ...ive of a bad sensor The Lockout Board will display the associated fault When diagnosing a possible bad sensor the following table may be used to verify a valid temperature reading Temp F Resistance K...

Страница 42: ...temperature DLWT and hot gas compressor discharge line HGT temperature DGT The hot water generator pump is de energized when the leaving water temperature DLWT is above 130 F when the compressor disch...

Страница 43: ...AN AUXILLIARY FAULT RELAY LOCKOUT BOARD LED IDENTIFICATION L TERMINAL STATUS LOCKOUT BOARD DIP SWITCHES OFF ON LCT SCT MONITORED FOR FLOW FS TERMINALS IGNORED FS TERMINALS USED TO MONITOR FLOW SWITCH...

Страница 44: ...switch TEST must be returned to the OFF position in order to make sure the unit operates with normal sequencing delays While the unit is in Test Mode the status light bottom green will remain off The...

Страница 45: ...is energized ten minutes after first stage electric heat W1 is energized Emergency Heat W1 G BS and BT models The fan is started immediately at 2nd stage airflow CFM level based on jumper settings an...

Страница 46: ...46 Enertech Global IOM BS BT Models Section 10 Wiring Diagrams 208 230V Single Phase 60Hz Single or Two Stage Commercial...

Страница 47: ...47 IOM BS BT Models Enertech Global Section 10 Wiring Diagrams 208 230V Single Phase 60Hz Single or Two Stage DSH Residential Commercial...

Страница 48: ...48 Enertech Global IOM BS BT Models Section 10 Wiring Diagrams 208 230V Single Phase 60Hz Single or Two Stage Residential Commercial...

Страница 49: ...49 IOM BS BT Models Enertech Global Section 10 Wiring Diagrams 208 230V Three Phase 60Hz Two Stage Commercial...

Страница 50: ...50 Enertech Global IOM BS BT Models Section 10 Wiring Diagrams 208 230V Three Phase 60Hz Two Stage DSH Commercial...

Страница 51: ...PORT DO NOT USE ANY EXTERNAL SOURCE SIDE INPUT PT PORT Output test readings may be taken at any external PT port 4 Check the geothermal unit s electrical readings listed in the Unit Electrical Data t...

Страница 52: ...ource Water Pressure Out Source Water Pressure Drop F F F F F F Heat of Rejection Extraction BTU HR BTU HR F F F F F F Cooling Heating F F F F F F Heating F F F Heating V A GA A Source Water Temp Diff...

Страница 53: ...67 2 65 2 62 9 9 0 26 5 36 8 47 1 57 2 67 1 66 6 64 3 61 5 12 0 26 9 37 3 47 8 58 0 66 8 66 1 63 6 60 6 9 0 32 6 45 0 57 4 61 3 87 7 89 7 87 4 83 6 13 5 34 1 46 9 59 7 63 7 87 3 89 2 86 7 82 6 18 0 3...

Страница 54: ...D TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TBD TB...

Страница 55: ...lete ECM Temporary Replacement ECM Motor Troubleshooting Troubleshooting a TXV Compressor Troubleshooting Variable Speed Flow Centers Return Conversion for and XT or CT Heat Of Extraction and Rejectio...

Страница 56: ...ke off pump and see if there is an obstruction in the pump If pump is defective replace For pressurized systems check loop pressure Repressurize if necessary May require re flushing if there is air in...

Страница 57: ...blower and low air flow J WATER DRIPPING FROM UNIT Unit not level Level unit Condensation drain line plugged Unplug condensation line Water sucking off the air coil in cooling mode Too much airflow D...

Страница 58: ...apacitor contactor operation See Note A No Yes OK Single Phase 208 230 C Line Winding R Run Winding S Start Winding R efer to the com pressor w on t start flow chart Is the com pressor running N o O K...

Страница 59: ...Temp Drop Air Temp Rise F GPM Ton PSIG PSIG F F F F DB 1 5 261 316 71 86 9 10 8 13 7 10 15 26 3 268 323 79 93 9 11 7 12 4 6 16 27 1 5 293 354 101 117 9 12 7 12 11 15 21 33 3 301 362 111 127 9 12 6 13...

Страница 60: ...ol Low Low Normal Low Normal High Low High Normal Low Source Water Flow Heat Low Low Normal Low Normal High Low High Normal Cool High High Normal Normal High Normal High Low High Low Load Water Flow H...

Страница 61: ..._______________________________________ Date _____________ Model _______________________________________Serial ________________________________________ Antifreeze Type ________________________________...

Страница 62: ...ILL NOT PROVIDE THE CORRECT WIRING AND WILL CAUSE THE UNIT NOT TO OPERATE Example 1 WYE STAR Electrical Circuit NOTE Proper Power Supply Evaluation When any compressor bearing unit is connected to a w...

Страница 63: ...ER ADDRESS Form submitter Ifdifferent than company OTHER NOTES _______________________________________________________________________________ _________________________________________________________...

Страница 64: ...______________________________ PHONE ____________________ ADDRESS __________________________________ CITY _________________STATE PROV ________________ POSTAL CODE _____________ EMAIL OPTIONAL ________...

Страница 65: ...65 IOM BS BT Models Enertech Global This page intentionally left blank...

Страница 66: ...without notice and may not be as described herein For the most up to date information please visit our website or contact our Customer Service department at info enertechgeo com Statements and other i...

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