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HBH-V IOM 9-2009

1. Thermostat improperly located Unit undersized Scaling in water heat exchanger Inlet Water too Hot or Cold Reduced or no Air flow in heating High Head Pressure Reduced or no water flow in cooling Inlet Water too Hot Air Temperature out of range in heating Scaling in water heat exchanger Unit Overcharged Non condensables insystem Restricted metering device Reduced water flow in heating Low Suction Pressure Water Temperature out of range Reduced Air flow in cooling Air Temperature out of range nsufficient charge Low discharge air temperature in heating Too high of air flow Poor Performance High humidity Too high of air flow Unit oversized 40 Check O wiring at heat pump Jumper O and R for RV coil Click Putthermostat in cooling mode Check for 24VAC on O check between C and O check for 24VAC on W check between W and C There should be voltage on O but not on W If voltage is present on W thermostat may be bad or wired incorrectly Performance Troubleshooting Replace or clean Check for dirty air filter and clean or replace Check fan motor operation and airflow restrictions Too high of external static Check static vs blower table Check for dirty air filter and clean or replace Check fan motor operation and airflow restrictions Too high of external static Check static vs blower table Check supply and return air temperatures at the unit and at distant
2. 208 230 60 3 197 254 460 60 3 414 506 208 230 60 1 197 254 265 60 1 239 292 208 230 60 3 197 254 460 60 3 414 506 208 230 60 1 197 254 208 230 60 3 197 254 460 60 3 414 506 575 60 3 518 633 208 230 60 1 208 230 60 3 197 254 197 254 460 60 3 414 506 575 60 3 518 633 208 230 60 1 197 254 208 230 60 3 197 254 460 60 3 414 506 a yk 60 O AI 0 gt G E 0 FB 0 0 EF 0 060 G 0 gt j 575 60 3 HACR circuit breaker in USA only All fuses Class RK 5 518 633 21 Heat Controller Inc Heat Controller Inc WARNING WARNING Disconnect electrical power source to prevent injury or death from electrical shock CAUTION CAUTION Use only copper conductors for field installed electrical wiring Unit terminals are not designed to accept other types of conductors Electrical Line Voltage All field installed wiring including electrical ground must comply with the National Electrical Code as well as all applicable local codes Refer to the unit electrical data for fuse sizes Consult wiring diagram for field connections that must be made by the installing or electrical contractor All final electrical connections must be made with a length of flexible conduit to minimize vibration and sound transmission to the building G
3. C Circulate the solution for a minimum of 8 to 24 hours At the end of this period shut off the circulating pump and drain the solution Repeat system cleaning if desired 8 When the cleaning process is complete remove the short circuited hoses Reconnect the hoses to the proper supply and return the connections to each of the units Refill the system and bleed off all air 9 Test the system pH with litmus paper The system water should be in the range of pH 6 0 8 5 see table 3 Add chemicals as appropriate to maintain neutral pH levels 10 When the system is successfully cleaned flushed refilled and bled check the main system panels safety cutouts and alarms Set the controls to properly maintain loop temperatures DO NOT use Stop Leak or similar chemical agent in this system Addition of chemicals of this type to the loop water will foul the heat exchanger and inhibit unit operation NOTE Heat Controller strongly recommends all piping connections both internal and external to the unit be pressure tested by an appropriate method prior to any finishing of the interior space or before access to all connections is limited Test pressure may not exceed the maximum allowable pressure for the unit and all components within the water system Heat Controller will not be responsible or liable for damages from water leaks due to inadequate or lack of a pressurized leak test or damages caused by exceeding the maximum press
4. The formula for HR for systems with water is as follows HR Btuh TD x GPM x 500 where TD is the temperature difference between the entering and leaving water and GPM is the flow rate in U S GPM determined by comparing the pressure drop across the heat exchanger to table 7 In S I units the formula is as follows HR kW TD x I s x 4 18 32 HBH V COMPACT re 9 IOM Instructions Unit Start Up Procedure f Check air temperature drop across the air coil when compressor is operating Air temperature drop should be between 15 F and 25 F 8 C and 14 C g Turn thermostat to OFF position A hissing noise indicates proper functioning of the reversing valve Allow five 5 minutes between tests for pressure to equalize before beginning heating test a Adjust the thermostat to the lowest setting Place the thermostat mode switch in the HEAT position b Slowly raise the thermostat to a higher temperature until the compressor activates c Check for warm air delivery within a few minutes after the unit has begun to operate d Refer to table 9 Check the temperature of both entering and leaving water If temperature is within range proceed with the test If temperature is outside of the operating range check refrigerant pressures and compare to tables 8a through 8d Verify correct water flow by comparing unit pressure drop across the heat exchanger versus the data in tables 8a through 8d Heat o
5. lubricated Two speed on 575 volt applications UltraQuiet Option Compressor incorporates spring mounting System 015 060 include compressor discharge muffler blower housing is covered with high density noise suppression material Application Units can be applied in WLHP GWHP or GLHP applications IOM Instructions General Information Safety Warnings cautions and notices appear throughout this manual Read these items carefully before attempting any installation service or troubleshooting of the equipment DANGER Indicates an immediate hazardous situation which if not avoided will result in death or serious injury DANGER labels on unit access panels must be observed WARNING Indicates a potentially hazardous situation which if not avoided could result in death or serious injury CAUTION Indicates a potentially hazardous situation or an unsafe practice which if not avoided could result in minor or moderate injury or product or property damage NOTICE Notification of installation operation or maintenance information which is important but which is not hazard related WARNING WARNING The Refrigerant Application and Service Manual should be read and understood before attempting to service refrigerant circuits with R 410A WARNING WARNING To avoid the release of refrigerant into the atmosphere the refrigerant circuit of this unit must be serviced only by technicians who meet local state
6. 128 5 124 134 124 134 3 123 133 5 130 140 129 139 128 138 113 123 113 123 1 2 25 119 129 70 1 2 25 3 Discharge Pressure PSIG 180 200 165 185 150 170 206 226 190 210 173 193 305 325 287 307 269 289 402 422 382 402 363 383 500 520 479 499 458 478 Super heat 16 21 16 21 16 21 11 14 11 14 11 14 9 14 9 14 9 14 7 12 7 12 7 12 7 12 6 11 5 10 Sub cooling 10 15 9 14 9 14 10 15 9 14 9 14 12 17 11 14 11 14 14 19 13 18 13 18 20 25 16 21 13 18 Water Temp Rise F 20 6 19 27 15 2 17 2 20 28 9 7 11 7 20 28 19 8 21 8 18 26 14 5 16 5 19 27 9 3 11 3 1 18 8 20 7 25 13 8 15 8 18 26 8 8 10 8 18 26 17 8 19 6 24 13 1 15 1 17 25 8 3 10 3 17 25 17 19 6 24 124 144 16 24 7 8 9 8 16 24 Table 9 Water Temperature Change Through Heat Exchanger Water Flow gpm l m Rise Cooling F C Drop Heating F C For Closed Loop Ground Source or Closed Loop Systems at 3 gpm per ton 3 2 I m per kW 9 12 5 6 7 4 8 2 2 4 4 For Open Loop Ground Water Systems at 1 5 gpm per ton 1 6 I m per kW 20 26 11 1 14 4 10 17 5 6 9 4 37 Air Temp Suction Drop F Pressure DB PSIG 61 71 64 74 66 76 129 139 135 145 157 1 164 184 172 182 Discharge Pressure PSIG 314 334 317 337 319 339 391 411 399 419 407 427 431 451 440 460 450 470 Water Temp Drop E 7 6 9 6 5 6 7 6 3 6 5 6 10 5 12
7. 1345 1345 1145 REVISION LEVEL A CURRENT REVISION FOR SIZES 006 060 Basic Unit Description The basic unit price includes sealed heat pump refrigerant circuit and air handler within cabinetry filter and a factory installed hanger kit on horizontal units Cabinetry Compact design galvanized steel construction powder coat finish on front access panels controls access panel compressor access panels FPT water connections high and low voltage knockouts 1 25mm air filter and filter rack All vertical units have a left or right return air option sizes 009 030 and 041 have a front return option All horizontal units have field convertible discharge air patterns with no extra parts required Standard Controls CXM Controller loss of charge switch high pressure switch water coil low temperature cutout lockout safety circuit resetable at thermostat or disconnect LED fault indication five minute anti short cycle protection random start high and low voltage protection condensate overflow protection dry contact for alarm D Compressor High efficiency hermetic scroll or rotary overload protected internally sprung amp externally isolated using dual vibration dampening system for extra quiet operation Mounting system incorporates rubber grommet isolation under the compressor and rubber grommet isolation between the compressor mounting tray and unit base Vertical Water Source Heat Pump Size
8. 5 7 9 9 9 52 72 13 7 15 10 3 12 3 9 13 18 18 13 18 127 14 7 12 17 6 10 6 Sub cooling 14 19 13 18 13 18 14 19 14 19 14 19 14 19 14 19 14 19 Super heat 6 11 7 12 7 12 11 16 11 16 10 15 12 17 12 17 13 18 13 18 14 19 16 21 Air Temp Rise F DB 19 27 20 28 20 28 25 33 27 35 28 36 33 41 34 42 35 43 38 46 39 47 41 49 Heat Controller Inc Water Coil Maintenance Direct ground water applications only If the system is installed in an area with a known high mineral content 125 P P M or greater in the water it is best to establish a periodic maintenance schedule with the owner so the coil can be checked regularly Consult the well water applications section of this manual for a more detailed water coil material selection Should periodic coil cleaning be necessary use standard coil cleaning procedures which are compatible with the heat exchanger material and copper water lines Generally the more water flowing through the unit the less chance for scaling Therefore 1 5 gpm per ton 1 6 I m per kW is recommended as a minimum flow Minimum flow rate for entering water temperatures below 50 F 10 C is 2 0 gpm per ton 2 2 I m per kW Water Coil Maintenance All other water loop applications Generally water coil maintenance is not needed for closed loop systems However if the piping is known to have high dirt or debris content it is best to establish a periodic maintenanc
9. 5 minute anti short cycle protection for the compressor Note The 5 minute anti short cycle also occurs at power up Random start The control features a random start upon power up of 5 80 seconds Fault Retry In Fault Retry mode the Status LED begins slowly flashing to signal that the control is trying to recover from a fault input The control will stage off the outputs and then try again to satisfy the thermostat input call Once the thermostat input call is satisfied the control will continue on as if no fault occurred If 3 consecutive faults occur without satisfying the thermostat input call the control will go into lockout mode The last fault causing the lockout will be stored in memory and can be viewed by going into test mode CXM board Note FP1 FP2 faults are factory set at only one try Lockout In lockout mode the status LED will begin fast flashing The compressor relay is turned off immediately Lockout mode can be soft reset by turning off the thermostat or satisfying the call A soft reset keeps the fault in memory but resets the control A hard reset disconnecting power to the control resets the control and erases fault memory Lockout with emergency heat While in lockout mode if W becomes active CXM emergency heat mode will occur High pressure switch When the high pressure switch opens due to high refrigerant pressures the compressor relay is de energized immediately since the high
10. 9 6 11 6 29 35 127 137 247 267 8 13 6 11 8 2 10 2 16 22 144 154 414 434 10 15 18 23 64 84 30 36 136 146 364 384 7 12 3 8 15 7 17 7 15 21 170 180 449 469 13 18 17 22 16 18 34 40 2 25 135 145 350 370 7 12 4 9 11 7 13 7 15 21 178 188 455 475 14 19 15 20 12 14 35 41 134 144 336 356 7 12 4 9 7 6 9 6 15 21 186 196 460 480 15 20 13 18 7 9 9 9 36 42 0 142 152 467 487 49 1353155 13 19 110 141 151 451 471 49 99119 13 19 140 150 435 455 38 63 83 13 19 HBH VO12 Entering Water Suction Discharge Water Air Temp Suction Discharge Water Air Temp Super Sub i Super Sub Ai Water Flow Pressure Pressure heat cac Temp Drop F Pressure Pressure heat coolin Temp Rise F Temp F GPM ton PSIG PSIG 9 Rise E DB PSIG PSIG 9 Drop F DB 116 126 155 175 14 19 9 14 19 4 21 4 18 24 70 80 311 331 8 13 8 13 6 9 8 9 18 24 113 123 144 164 15 20 8 13 14 3 16 3 18 24 72 82 315 335 8 13 8 13 5 1 7 1 19 25 111 121 132 152 17 22 6 11 9 1 11 1 18 24 75 85 319 339 8 13 8 13 3 2 5 2 19 25 123 133 208 228 8 13 9 14 18 1 20 1 17 23 102 112 354 364 8 13 9 14 9 3 11 3 25 31 122 132 196 216 9 14 7 12 13 4 15 4 18 24 106 116 355 375 8 13 9 14 7 9 26 32 121 131 184 204 9 14 5 10 8 6 10 6 18 24 110 120 355 375 8 13 9 14 4 6 6 6 26 32 127 137 266 286 7 12 8 13 17 2 19 2 16 22 131 141 392 412 9 14 8 13 12 14 30 36 126 136 255 275 8 13 7 12 12 7 14 7 16 22 137 147 395 415 9 14 8 13 9 11 31 37 126 136 244 2
11. F 20 C air DB WB 95 759F 35 249C 809F 27 C Min entering water 30 F 19C 209F 6 79C Normal entering water 50 1109F 10 439C 30 709F 1 to 219C Max entering water 1209F 49 C 909F 322C 1 5 to 3 0 gpm ton 1 6 to 3 2 l m per kW Normal Water Flow Starting Conditions Starting conditions are based upon the following notes Notes 1 Conditions in Table 6b are not normal or continuous operating conditions Minimum maximum limits are start up conditions to bring the building space up to occupancy temperatures Units are not designed to operate under these conditions on a regular basis 2 Voltage utilization range complies with AHRI Standard 110 Table 6b Starting Limits Commissioning Limits cooing T Www Air Limits Min ambient air DB 45 F 72C 399F 49C Rated ambient air DB 80 69F 272C 689F 209C Max ambient air DB 1109F 432 C 859F 299C Min entering air DB WB 50 459F 10 79C 40 F 4 59C Rated entering air DB WB 80 6 66 29F 27 199C 689F 209C Max entering air DB WB 110 83 F 43 289C 80 F 272C Wa ter Limits Min entering water 30 F 19C 20 F 6 79C Normal entering water 50 1109F 10 439C 30 70 F 1 to 212C Max entering water 1209F 49 C 909F 322C 15 to 3 0gpm to n Normal Water Flow L6 to 3 2 Vm per kW 29 Heat Controller Inc Piping System Cleaning and Flushing Cleaning and flushing the WLHP piping system is the single most imp
12. Installation Figure 3 Typical Horizontal Unit Installation gt 3 8 10mm threaded rods by others Return Air Power Wiring Supply Air Unit Power Unit ee 1 Insulated supply duct with REALS atleast one 90 deg elbow to reduce air noise Disconnec by others Unit Hanger 4 Air Coil To obtain maximum performance the air coil should be cleaned before start up A 10 solution of dishwasher detergent and water is recommended for both sides of the coil A thorough water rinse should follow UV based anti bacterial systems may damage e coated air coils il Heat Controller Inc GE c Thermostat Stainless steel braided hoses with Wirin threaded connections g A and one swivel end Optional Balancing Valve f Optional Low Pressure Drop Water Control Valve ij q D q D Building P HC Loo p ICS Co Water Out ro w Ball Valve with optional integral P T plug Water In NOTICE Installation Note Ducted Return Many horizontal WSHPs are installed in a return air ceiling plenum application above ceiling Vertical WSHPs are commonly installed in a mechanical room with free return e g louvered door Therefore filter rails are the industry standard and are included on Heat Controller Inc commercial heat pumps for the purposes of holding the filter only For ducted return applications the filter rail must be removed and replaced with
13. a slimy substance in the drain pan it may be necessary to treat the drain pan chemically with an algaecide approximately every three months to minimize the problem The condensate pan may also need to be cleaned periodically to insure indoor air quality The condensate drain can pick up lint and dirt especially with dirty filters Inspect the drain twice a year to avoid the possibility of plugging and eventual overflow Compressor Conduct annual amperage checks to insure that amp draw is no more than 1096 greater than indicated on the serial plate data Fan Motors All units have lubricated fan motors Fan motors should never be lubricated unless obvious dry operation is suspected Periodic maintenance oiling is not recommended as it will result in dirt accumulating in the excess oil and cause eventual motor failure Conduct annual dry operation check and amperage check to insure amp draw is no more than 10 greater than indicated on serial plate data Air Coil The air coil must be cleaned to obtain maximum performance Check once a year under normal operating conditions and if dirty brush or vacuum clean Care must be taken not to damage the aluminum fins while cleaning CAUTION Fin edges are sharp Cabinet Do not allow water to stay in contact with the cabinet for long periods of time to prevent corrosion of the cabinet sheet metal Generally vertical cabinets are set up from the floor a few inches 7 8 cm to prevent
14. ppm Ferrous Bacterial Iron potential If Fe ferrous gt 0 2 ppm with pH 6 8 O2 5 ppm check for iron bacteria 0 5 ppm of Oxygen Iron Fouling Above this level deposition will occur Corrosion Prevention 6 8 5 6 85 pH Monitor treat as needed 0 5 ppm At H58 0 2 ppm avoid use of copper and copper nickel piping or HX s Hydrogen Sulfide H2S Rotten egg smell appears at 0 5 ppm level Copper alloy bronze or brass cast components are OK to 0 5 ppm Minimize steel pipe below 7 and no open tanks with pH 8 Ammonia ion as hydroxide chloride nitrate and sulfate compounds 0 5 ppm Maximum Allowable at maximum water temperature 50 F 10 C 75 F 24 C 100 F 38YC lt 20ppm NR lt 150 ppm NR lt 400 ppm lt 150 ppm lt 1000 ppm lt 375 ppm Titanium gt 1000 ppm gt 375 ppm Maximum Chloride Levels Erosion and Clogging lt 10 ppm of particles and a maximum lt 10 ppm lt 1 ppm sandfree for reinjection of particlesand a maximum Particulate Size and velocity of 6 fps 1 8 m s velocity of 6 fps 1 8 m s Filtered for maximum 800 micron 800mm i Filtered for maximum Erosion 800 micron 800mm 20 mesh size 20 mesh size Any particulate that is not removed can potentially clog components Notes Rev 01 21 09B Closed Recirculating system is identified by a closed pressurized piping system Recirculating open wells should observe the open recirculating design considerations
15. pressure switch is in series with the compressor contactor coil The high pressure fault recognition is immediate does not delay for 30 continuous seconds before de energizing the compressor High pressure lockout code 2 Example 2 quick flashes 10 sec pause 2 quick flashes 10 sec pause etc Low pressure switch The low pressure switch must be open and remain open for 30 continuous seconds during on cycle to be recognized as a low pressure fault If the low pressure switch is open for 30 seconds prior to compressor power up it will be considered a low pressure loss of charge fault The low pressure switch input is bypassed for the initial 60 seconds of a compressor run cycle Low pressure lockout code 3 Water coil low temperature FP1 The FP1 thermistor temperature must be below the selected low temperature limit setting for 30 continuous seconds during a HBH V COMPACT 27 Heat Controller Inc compressor run cycle to be recognized as a FP1 fault The FP1 input is bypassed for the initial 60 seconds of a compressor run cycle FP1 is set at the factory for one try Therefore the control will go into lockout mode once the FP1 fault has occurred FP1 lockout code 4 Air coil low temperature FP2 The FP2 thermistor temperature must be below the selected low temperature limit setting for 30 continuous seconds during a compressor run cycle to be recognized as a FP2 fault The FP2 input is bypassed for th
16. water temperatures for each heat pump upon startup This check can eliminate nuisance trip outs and high velocity water flow that could erode heat exchangers Unit air coil and filters Insure that filter is clean and accessible Clean air coil of all manufacturing oils Unit controls Verify that CXM field selection options are properly set SYSTEM CHECKOUT System water temperature Check water temperature for proper range and also verify heating and cooling set points for proper operation System pH Check and adjust water pH if necessary to maintain a level between 6 and 8 5 Proper pH promotes longevity of hoses and fittings see table 3 HBH V COMPACT Heat Controller Inc System flushing Verify that all hoses are connected end to end when flushing to insure that debris bypasses the unit heat exchanger water valves and other components Water used in the system must be potable quality initially and clean of dirt piping slag and strong chemical cleaning agents Verify that all air is purged from the system Air in the system can cause poor operation or system corrosion Cooling tower boiler Check equipment for proper set points and operation Standby pumps Verify that the standby pump is properly installed and in operating condition System controls Verify that system controls function and operate in the proper sequence Low water temperature cutout Verify that low water temperature cu
17. water from entering the cabinet The cabinet can be cleaned using a mild detergent Refrigerant System To maintain sealed circuit integrity do not install service gauges unless unit operation appears abnormal Reference the operating charts for pressures and temperatures Verify that air and water flow rates are at proper levels before servicing the refrigerant circuit 38 IOM Instructions Functional Troubleshooting Main power Problems X HP Fault Code 2 High pressure X Green Status LED Off X Reduced or no water flow in cooling Water Temperature out of range in cooling Reduced or no Air flow in heating Air Temperature out of range in heating Overcharged with refrigerant HBH V COMPACT Check Line Voltage circuit breaker and disconnect Check for line voltage between L1 and L2 on the contactor Check for 24VAC between R and C on CXV Check primary secondary voltage on transformer Check pump operation or valve operation setting Check water flow adjust to proper flow rate Bring water temp within design parameters Check for dirty air filter and clean or replace Check fan motor operation and airflow restrictions Dirty Air Coil construction dust etc Too high of external static Check static vs blower table Bring return air temp within design parameters Check superheat subcooling vs typical operating condition table LP LOC Fault Code 3 Bad HP Switch Insufficient charge Check switch c
18. 1 15 21 17 4 19 4 15 3 17 3 8 16 8 18 8 12 5 14 5 15 11 7 13 7 7 5 9 5 Water Temp ise 22 5 24 5 16 8 19 8 11 2 13 2 22 24 16 5 18 5 11 13 19 21 14 4 16 4 9 8 11 7 16 18 12 3 14 3 8 5 10 5 14 9 16 9 11 4 13 4 7 8 9 8 Suction Pressure PSIG 70 80 73 83 77 87 101 111 105 115 109 119 130 140 137 147 139 149 160 170 169 179 178 188 Air Temp Drop F DB 20 28 20 28 20 28 19 25 19 25 19 2 18 24 18 24 18 2 17 23 17 23 17 23 16 22 16 22 16 22 Water Temp ise 20 28 20 28 20 2 19 27 19 27 19 2 18 26 18 26 18 26 17 23 17 23 17 23 17 23 17 23 17 23 65 75 68 78 71 81 96 106 101 111 105 115 127 137 132 142 137 147 159 169 164 174 170 180 13 7 15 7 17 5 19 5 26 2 28 2 8 7 10 7 16 7 18 7 12 5 14 5 8 3 10 3 17 1 19 1 12 6 14 6 8 10 35 Air Temp Suction Drop F Pressure DB PSIG Discharge Pressure PSIG 279 299 281 301 284 304 312 332 316 336 34 55 21 33 340 360 346 366 373 393 380 400 388 408 Discharge Pressure PSIG 272 292 275 295 278 298 302 322 306 326 11 33 32 337 357 2 36 360 380 368 388 376 396 Discharge Pressure PSIG 287 307 290 310 292 312 318 338 322 342 327 347 349 369 353 373 358 378 379 399 384 404 390 410 Super heat 6 11 7 12 7 12 10 15 10 15 10 15 12 17 12 17 12 17 15 20 16 21 17 22 Super heat 4 9 4 9 4 9 8 13 8 13 8 13 9 10 15 4 9 13 6 15 6
19. 1 6 18 6 20 6 14 16 9 4 11 4 18 2 20 2 13 7 15 7 9 2 11 2 17 7 19 7 13 4 15 4 9 11 Suction Pressure PSIG 119 129 119 129 119 129 124 134 123 133 123 133 129 139 129 139 129 139 134 144 134 144 134 144 140 150 140 150 139 149 Entering Discharge Water Pressure Temp E PSIG 9 190 210 15 20 10 15 179 199 15 20 9 14 158 178 15 20 9 14 248 268 10 15 10 15 230 250 10 15 9 14 213 233 10 15 9 14 337 357 8 13 12 17 328 348 8 13 11 16 300 320 8 13 11 16 426 446 15 20 406 426 15 20 386 406 15 20 560 580 4 9 536 556 4 9 23 28 511 531 4 9 fol G Air Temp Suction Discharge Water Air Temp E Super Sub e eel ED DB PSIG PSIG Drop F DB 18 26 63 73 284 304 5 10 3 8 6 9 8 9 17 25 19 27 66 76 288 308 6 10 3 8 5 7 18 26 19 27 69 79 292 312 6 11 3 8 3 1 5 1 18 26 18 26 92 102 309 329 8 13 3 8 9 5 11 5 23 31 19 27 96 106 313 333 9 14 3 8 7 9 24 32 19 27 100 110 317 337 9 14 3 8 4 6 6 6 24 32 17 25 123 133 339 359 11 16 3 8 12 5 14 5 29 37 18 26 128 138 344 364 11 16 3 8 9 3 11 3 29 37 18 26 3 8 6 2 8 2 1 5 15 4 17 4 2 25 11 6 13 6 3 7 8 9 8 1 5 2 25 3 133 143 350 370 12 17 30 38 16 24 20 25 BH V060 g g 18 22 153 163 369 389 14 19 33 41 17 25 Entering Water Suction 160 170 376 396 15 20 35 43 17 25 167 177 384 404 16 21 36 44 16 24 Water Flow Pressure Temp F GPM ton PSIG 16 24 16 24 1 5 108 118 2 25 108 118 3 108 118 1 5 113 123 E 3 1 5 x 118 128 3 118
20. 10 15 10 15 13 18 14 19 14 19 Super heat 5 10 5 10 6 11 7 12 8 13 9 14 9 14 10 15 13 18 14 19 16 21 Water Temp Drop F 7 8 5 1 7 1 3 3 5 3 9 9 11 9 74 94 4 9 6 12 9 14 9 7 11 7 5 8 15 8 17 8 12 14 8 1 10 1 Air Temp Rise F DB 16 22 17 23 17 23 22 28 23 29 23 29 27 34 28 35 28 35 30 38 31 39 32 40 Sub cooling 3 8 3 8 3 8 3 8 3 8 3 8 Water Temp Drop 74 94 Sub cooling 5 5 7 5 3 5 5 5 3 7 10 3 12 3 3 7 7 9 9 9 3 7 5 5 7 5 Air Temp Rise F 27 33 29 35 30 36 33 41 35 43 4 9 10 4 12 4 4 9 7 2 9 2 5 10 17 19 5 10 12 9 14 9 8 8 10 8 Sub Water cooling Temp Drop F 3 8 6 8 8 8 Air Temp Rise F 17 23 18 24 18 24 22 28 23 29 24 30 27 34 28 35 29 36 32 40 33 41 3 2 5 2 9 8 11 8 7 2 9 2 4 8 6 8 3 8 12 7 14 7 3 8 9 5 11 5 4 6 3 8 3 3 8 3 8 15 6 17 6 3 8 3 8 3 8 11 7 13 7 7 8 9 8 Heat Controller Inc HBH V COMPACT IOM Instructions Unit Operating Pressures and Temperatures Table 8c HB Series Typical Unit Operating Pressures and Temperatures 60 Hz I P Units Entering Water Suction Discharge Water Air Temp Suction Discharge Water Air Temp Super Sub i Super Sub i Water Flow Pressure Pressure Post coolin Temp Drop F Pressure Pressure host cocti Temp Rise F Temp F GPM ton PSIG PSIG 9 Rise F DB PSIG PSIG 3 Drop F DB 113 123 188 208 14 19 14 19 19 5 21 5 18 26 67 77 322 342 8
21. 13 15 20 6 9 8 9 17 25 114 124 177 197 14 19 13 18 14 5 16 5 19 27 69 79 324 344 8 13 15 20 5 1 7 1 18 26 114 124 166 186 14 19 13 18 9 5 11 5 19 27 71 81 326 346 8 13 15 20 3 3 5 3 18 26 124 134 248 268 11 16 14 19 18 7 207 18 26 95 105 346 366 10 15 15 20 98 11 8 23 31 124 134 233 253 11 16 13 18 19 27 99 109 350 370 10 15 15 20 7 3 9 3 24 32 124 134 218 238 11 16 13 18 19 27 103 113 355 375 11 16 25 33 132 142 333 353 9 14 13 18 17 5 19 5 18 26 125 135 376 396 13 18 1 27 35 132 142 313 333 9 14 12 17 13 15 18 26 133 143 386 406 13 18 14 19 28 36 132 142 293 313 9 14 12 17 18 26 136 146 393 413 13 18 30 38 135 145 431 451 7 12 17 22 16 17 25 155 165 415 435 15 20 1 15 6 18 6 33 41 135 145 411 431 7 12 15 20 12 3 143 17 25 167 177 422 442 16 21 13 18 11 8 138 34 42 135 145 391 411 7 12 13 18 17 25 170 180 430 450 17 22 13 18 7 9 9 9 36 44 140 150 528 548 6 11 17 22 16 16 24 140 150 506 526 7 12 15 20 11 9 13 9 16 24 139 149 485 505 7 12 13 18 7 6 9 6 16 24 Entering Water Suction Discharge Water Air Temp Suction Discharge Water Air Temp Super Sub Super Sub Water Flow Pressure Pressure heat mud Temp Drop F Pressure Pressure heat Dese Temp Rise F Temp F GPM ton PSIG PSIG 9 Riss F DB PSIG PSIG 9 propr oe Em 113 123 185 205 17 22 9 14 19 5 21 5 18 26 64 74 327 347 4 9 15 20 7 7 9 7 19 27 4 9 EI 113 123 174 194 17 22 8 13 14 5 16 5
22. 19 27 66 76 331 351 15 20 5 7 7 7 19 27 113 123 163 183 17 22 8 13 9 6 11 6 19 27 69 79 335 365 4 9 15 20 3 7 5 7 20 28 121 131 249 269 12 17 9 14 19 4 21 4 17 25 91 101 360 380 10 15 15 20 11 2 13 2 25 33 EI 120 130 231 251 12 17 8 13 14 4 16 4 18 26 96 106 370 390 9 14 16 21 8 2 10 2 26 34 120 130 214 234 12 17 8 13 9 4 11 4 18 26 102 112 380 400 8 13 16 21 5 2 7 2 27 35 128 138 327 347 9 14 13 18 19 1 21 1 16 24 125 135 402 422 10 15 14 19 14 7 1677 32 40 EI 128 138 304 324 9 14 11 16 14 1 16 1 17 25 132 142 413 433 10 15 14 19 11 13 33 41 127 137 282 302 9 14 10 15 9 1 11 1 17 25 140 150 423 443 10 15 14 19 7 3 9 3 34 42 132 142 416 436 8 13 20 25 18 8 208 15 23 158 168 445 465 13 18 12 17 18 1 20 1 37 45 EI 132 142 396 416 8 13 18 23 13 9 15 9 16 24 167 177 456 476 13 18 11 16 13 8 15 8 38 46 131 141 376 396 8 13 16 21 8 9 10 9 16 24 177 187 467 487 14 19 11 16 9 4 11 4 40 48 138 148 550 570 8 13 20 25 18 5 205 15 23 136 146 525 545 8 13 18 23 13 6 156 15 23 135 145 500 520 8 13 16 21 8 7 10 7 15 23 30 70 HBH VO42 g Entering Water Suction Discharge Water Air Temp Suction Discharge Water Air Temp Super Sub Super Sub aa Water Flow Pressure Pressure heat colin Temp Drop F Pressure Pressure heat ec Temp Rise F Temp F GPM ton PSIG PSIG 9 Rise F DB PSIG PSIG 9 Drop F DB 115 125 174 194 12 17 10 15 19 8 218 16 24 66 76 314 334
23. 5 1 17 1 17 23 136 146 362 382 9 14 10 15 11 3 13 3 27 33 11 1 13 1 18 24 141 151 368 388 9 14 10 15 16 9 18 9 28 34 7 2 9 2 18 24 147 157 374 394 9 14 10 15 5 6 7 6 29 35 1 5 142 152 365 385 2 25 141 151 353 373 3 140 150 340 360 6 6 8 6 16 22 177 187 412 432 17 22 12 17 7 7 9 1 34 40 1 5 148 158 462 482 5 10 12 5 145 14 20 2 25 147 157 449 469 5 10 3 8 9 2 11 2 14 20 3 146 156 438 458 5 10 3 8 5 9 7 9 14 20 g g Entering Water Suction Discharge Super Sub Water Air Temp Suction Discharge Super Sub Water Air Temp Water Flow Pressure Pressure heat cooling Temp Drop F Pressure Pressure heat cooling Temp Rise F Temp F GPM ton PSIG PSIG Rise F DB PSIG PSIG Drop F DB 1 5 113 123 160 180 22 27 13 18 19 5 21 5 17 23 69 79 331 351 11 16 20 25 7 3 9 3 17 23 110 120 147 167 25 30 11 16 14 2 16 2 17 23 72 82 335 355 11 16 20 25 54 74 18 24 3 108 118 135 155 28 33 9 14 8 9 10 9 16 21 75 85 339 359 11 16 21 26 3 5 5 5 19 25 1 5 124 134 211 231 9 14 10 15 18 20 17 23 101 111 360 380 9 14 20 25 9 8 11 8 23 29 122 132 199 219 12 17 9 14 13 2 152 17 23 105 115 363 383 9 14 19 24 7 4 9 4 24 30 3 120 130 187 207 15 20 8 13 8 4 10 4 17 23 110 120 366 386 9 14 19 24 4 9 6 9 24 30 1 5 129 139 275 295 7 12 8 13 17 4 19 4 16 22 130 140 400 420 10 15 20 25 128 148 28 34 2 25 3 1 5 3 4 9 4 9 4 9 4 9 4 9 4 9 128 138 261 281 8 13 7 12 12 8 14 8 16 22 137 147 407 427 10 15 19 24
24. 6 11 11 16 7 3 9 3 18 26 ale 115 125 159 179 12 17 9 14 14 6 166 16 24 69 79 318 338 5 10 12 17 5 4 7 4 19 27 115 125 144 164 12 17 9 14 9 5 11 5 16 24 72 82 321 341 4 9 12 17 3 4 5 4 19 27 123 133 233 253 9 14 10 15 19 21 16 24 97 107 354 374 9 14 13 18 10 2 122 24 32 122 132 219 239 9 14 9 14 14 16 16 24 101 111 360 380 8 13 13 18 7 6 9 6 25 33 122 132 205 225 9 14 9 14 9 1 11 1 16 24 106 116 365 385 6 11 13 18 5 7 26 34 1 5 128 138 309 329 6 11 12 17 18 3 20 3 16 24 130 140 394 414 7 12 13 18 13 3 15 3 30 38 128 138 290 310 6 11 11 14 13 5 155 16 24 136 146 401 421 7 12 13 18 9 9 1 9 31 39 3 128 138 271 291 6 11 11 14 8 7 10 7 16 24 143 153 409 429 8 13 13 18 6 6 8 6 32 40 15 133 143 406 426 14 19 17 6 19 6 16 24 164 174 434 454 10 15 12 17 16 4 18 4 37 45 wm 133 143 386 406 13 18 12 9 14 9 16 24 172 182 443 463 11 16 12 17 12 3 14 3 38 46 3 132 142 367 387 13 18 8 3 10 3 16 24 180 190 453 473 11 16 12 17 8 3 10 3 39 47 15 138 148 505 525 5 10 19 24 16 8 18 8 16 24 2 25 138 148 484 504 5 10 16 21 12 4 144 16 24 3 138 148 463 483 5 10 14 19 7 9 9 9 16 24 36 IOM Instructions HBH V COMPACT Heat Controller Inc Unit Operating Pressures and Temperatures Table 8d HB Series Typical Unit Operating Pressures and Temperatures 60 Hz l P Units Water Flow GPM ton 15 30 2 25 3 1 5 70 2 25 3 Water Temp Rise F 19 3 21 3 14 6 16 6 9 8 11 8 19 21 14 3 16 3 9 6 1
25. 64 8 13 5 10 8 2 10 2 16 22 144 154 398 418 9 14 7 12 6 8 32 38 133 143 362 382 6 11 7 12 16 18 15 21 175 185 443 463 10 15 3 8 15 17 36 42 132 142 342 362 7 12 5 10 11 8 13 8 15 21 183 193 452 472 11 16 3 8 11 2 13 2 37 43 132 142 331 351 7 12 4 9 7 6 9 6 15 21 190 200 461 491 13 18 3 8 7 4 9 4 38 44 1 5 140 150 459 479 6 11 4 9 144 164 13 19 2 25 140 150 441 461 6 11 4 9 10 6 126 13 19 3 139 149 431 451 6 11 3 8 6 9 8 9 13 19 34 IOM Instructions HBH V COMPACT Unit Operating Pressures and Temperatures Heat Controller Inc Table 8b HB Series Typical Unit Operating Pressures and Temperatures 60 Hz I P Units Entering Water Water Flow Temp F GPM ton 1 5 3 15 2 25 3 15 3 15 2 25 3 Entering Water Water Flow Temp F GPM ton 3 2 25 15 3 15 DE 3 1 5 3 15 2 25 3 15 3 HBH VO24 Entering Water Water Flow Temp F GPM ton 1 5 2 25 3 1 5 2 25 5 1 2 25 3 Suction Pressure PSIG 116 126 116 126 116 126 128 138 128 138 128 138 136 146 136 146 136 146 139 149 139 149 139 149 145 155 144 154 143 153 Suction Pressure PSIG 122 132 122 132 122 132 136 146 134 144 133 143 139 149 138 148 137 147 142 152 141 151 140 150 148 158 147 157 146 156 Suction Pressure PSIG 121 131 120 130 120 130 127 137 128 138 128 138 130 140 130 140 130 140 134 144 133 143 133 143 140 150 139 149 138 148 Discharge P
26. 9 4 17 1em NOTICE Do not allow hoses to rest against structural building components Compressor vibration may be transmitted through the hoses to the structure causing unnecessary noise complaints Figure 11 Supply Return Hose Kit Swivel Brass Brass Rib Crimped _ Fitting T TT TS 4 ed IIIS Length I 2 ft 0 6m Length Standard m EPT IOM Instructions Water Loop Heat Pump Applications Commercial Water Loop Applications Commercial systems typically include a number of units connected to a common piping system Any unit plumbing maintenance work can introduce air into the piping system therefore air elimination equipment is a major portion of the mechanical room plumbing In piping systems expected to utilize water temperatures below 60 F 16 C 1 2 13mm closed cell insulation is required on all piping surfaces to eliminate condensation extended range units required Metal to plastic threaded joints should never be used due to their tendency to leak over time A backup wrench must be used for HB series equipment fittings Teflon tape thread sealant is recommended to minimize internal fouling of the heat exchanger Do not over tighten connections and route piping so as not to interfere with service or maintenance access Hose kits are available from Heat Controller in different configurations as shown in Figure 12
27. B Series Electrical Data Standard 60Hz Units Voltage Compressor Min Min Circuit Max Amp Voltage Rated Code Voltage 208 230 60 1 197 254 i 4 5 208 230 60 1 197 254 s 7 8 208 230 60 1 197 254 L 7 2 208 230 60 1 197 254 i 8 5 265 60 1 239 292 7 6 208 230 60 1 197 254 10 0 265 60 1 239 292 2 8 2 208 230 60 1 197 254 265 60 1 239 292 208 230 60 1 197 254 265 60 1 239 292 208 230 60 3 197 254 460 60 3 414 506 208 230 60 1 197 254 265 60 1 239 292 208 230 60 3 197 254 460 60 3 414 506 208 230 60 1 197 254 208 230 60 3 197 254 460 60 3 414 506 575 60 3 518 633 208 230 60 1 197 254 208 230 60 3 197 254 460 60 3 414 506 575 60 3 518 633 208 230 60 1 197 254 208 230 60 3 197 254 460 60 3 414 506 575 60 3 518 633 1 1 1 1 8 1 8 1 8 1 8 3 4 1 8 3 4 1 3 4 5 1 3 4 5 1 3 4 5 HACR circuit breaker in USA only All fuses Class RK 5 20 IOM Instructions HBH V COMPACT Table 4b HB Series Electrical Data Standard 60Hz Units High Static Rated Voltage 208 230 60 1 Voltage Min Max 197 254 Compressor Circuit Amp 265 60 1 239 292 208 230 60 1 197 254 265 60 1 239 292 208 230 60 1 197 254 265 60 1 239 292 208 230 60 1 197 254 265 60 1 239 292
28. HEAT CONTROLLER INC Installation Operation amp Mainenance Manual Commercial Horizontal amp Vertical Packaged Water Source Heat Pumps HBH V Compact Heat Controller Inc 1900 Wellworth Ave Jackson MI 49203 517 787 2100 www heatcontroller com IOM Instructions HBH V COMPACT Heat Controller Inc TABLE OF CONTENTS Model Nomenclature Electrical Power amp Low Voltage Wiring General Information Electrical Thermostat Wiring Physical Data CXM Controls Horizontal Installation CXM Control Safety Features Field Conversion of Air Discharge Unit Starting amp Operating Conditions Vertical Installation Piping System Cleaning amp Flushing Piping Installation Unit amp System Checkout Water Loop Applications Unit Start Up Procedure Open Loop Ground Water Systems Unit Operating Procedures amp Temperatures Water Quality Standards Preventive Maintenance Electrical Line Voltage Functional Troubleshooting Electrical Data Heat Controller Inc HBH V COMPACT IOM Instructions HBH amp HBV COMPACT Horizontal 6 Vertical HFC 410a Units Entering Water Temperature Range 20 120 F 6 7 48 9 C Horizontal Water Source Heat Pump Sizes 006 060 HBH amp HBV Model Structure 1 2 i MODEL TYPE Gen A HB HEAT CONTROLLER COMPACT 410A CONFIGURATION H HORIZONTAL NON PAINTED V VERTICAL PAINTED POLAR ICE woe SIZE s 5 18 18 1348 1 348 1348 1 34 HBV Only
29. NR Application not recommended e No design Maximum IOM Instructions HBH V COMPACT Heat Controller Inc Electrical Line Voltage Electrical Line Voltage All field installed wiring including electrical ground must comply with the National Electrical Code as well as all applicable local codes Refer to the unit electrical data for fuse sizes Consult wiring diagram for field connections that must be made by the installing or electrical contractor All final electrical connections must be made with a length of flexible conduit to minimize vibration and sound transmission to the building General Line Voltage Wiring Be sure the available power is the same voltage and phase 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 Transformer All 208 230 voltage units are factory wired for 208 volt If supply voltage is 230 volt installer must rewire transformer See wire diagram for connections WARNING WARNING To avoid possible injury or death due to electrical shock open the power supply disconnect switch and secure it in an open position during installation CAUTION CAUTION Use only copper conductors for field installed electrical wiring Unit terminals are not designed to accept other types of conductors Heat Controller Inc HBH V COMPACT IOM Instructions Electrical Line Voltage Table 4a H
30. a duct flange or filter rack Canvas or flexible connectors should also be used to minimize vibration between the unit and ductwork Heat Controller Inc Overview Horizontal units can be field converted between side straight and back end discharge using the instructions below Note It is not possible to field convert return air between left or right return models due to the necessity of refrigeration copper piping changes Preparation It is best to field convert the unit on the ground before hanging If the unit is already hung it should be taken down for the field conversion Side to Back Discharge Conversion 1 Place unit in well lit area Remove the screws as shown in Figure 4 to free top panel and discharge panel 2 Lift out the access panel and set aside Lift and rotate the discharge panel to the other position as shown being careful with the blower wiring 3 Check blower wire routing and connections for tension or contact with sheet metal edges Reroute if necessary 4 Check refrigerant tubing for contact with other components 5 Reinstall top panel and screws noting that the location for some screws will have changed 6 Manually spin the fan wheel to insure that the wheel is not rubbing or obstructed 7 Replace access panels Back to Side Discharge Conversion If the discharge is changed from back to side use above instruction noting that illustrations will be reversed Left vs Right Return It is
31. al data on the unit nameplate with ordering and shipping information to verify that the correct unit has been shipped HBH V COMPACT IOM Instructions General Information CAUTION CAUTION All three phase scroll compressors must have direction of rotation verified at start up Verification is achieved by checking compressor Amp draw Amp draw will be substantially 2 Keep the cabinet covered with the original packaging until e installation is complete and all plastering painting etc is lower compared to nameplate values Additionally reverse rotation finished results in an elevated sound level compared to correct rotation 8 Verify refrigerant tubing is free of kinks or dents and that it Reverse rotation will result in compressor internal overload trip i does not touch other unit components within several minutes Verify compressor type before proceeding 4 Inspect all electrical connections Connections must be clean and tight at the terminals CAUTION 5 Remove any blower support packaging water to air units r e only y pport p ging CAUTION DO NOT store or install units in corrosive 6 Loosen compressor bolts on units equipped with environments or in locations subject to temperature or compressor spring vibration isolation until the compressor TRY extremes e g attics garages rooftops eto rides freely on the springs Remove shipping restraints Corrosive conditions and high temperature A humidity can 7 Some a
32. al walls The wire access hole behind the thermostat may in certain cases need to be sealed to prevent erroneous temperature measurement Position the thermostat back plate against the wall so that it appears level and so the thermostat wires protrude Figure 22 Units With PSC Fan And CXM Connection to CXM Control ATM11C01 Thermostat Compressor Y w Reversing Valve 0 Fan 24Vac Hot R Field Wiring Factory Wiring HBH V COMPACT 25 Heat Controller Inc through the middle of the back plate Mark the position of the back plate mounting holes and drill holes with a 3 16 5mm bit Install supplied anchors and secure plate to the wall Thermostat wire must be 18 AWG wire Wire the appropriate thermostat as shown in Figures 22 through 25c to the low voltage terminal strip on the CXM control board Practically any heat pump thermostat will work with Heat Controller units provided it has the correct number of heating and cooling stages Heat Controller Inc CXM Control For detailed control information see CXM Application Operation and Maintenance manual Field Selectable Inputs Test mode Test mode allows the service technician to check the operation of the control in a timely manner By momentarily shorting the test terminals the CXM control enters a 20 minute test mode period in which all time delays are sped up 15 times Upon entering test mode the status LED will flash a code representing the last fa
33. and federal proficiency requirements CAUTION CAUTION To avoid eguipment damage DO NOT use these units as a source of heating or cooling during the construction process The mechanical components and filters will guickly become clogged with construction dirt and debris which may cause system damage HBH V COMPACT Heat Controller Inc WARNING WARNING All refrigerant discharged from this unit must be recovered WITHOUT EXCEPTION Technicians must follow industry accepted guidelines and all local state and federal statutes for the recovery and disposal of refrigerants If a compressor is removed from this unit refrigerant circuit oil will remain in the compressor To avoid leakage of compressor oil refrigerant lines of the compressor must be sealed after it is removed Inspection Upon receipt of the equipment carefully check the shipment against the bill of lading Make sure all units have been received Inspect the packaging of each unit and inspect each unit for damage Insure that the carrier makes proper notation of any shortages or damage on all copies of the freight bill and completes a common carrier inspection report Concealed damage not discovered during unloading must be reported to the carrier within 15 days of receipt of shipment If not filed within 15 days the freight company can deny the claim without recourse Note It is the responsibility of the purchaser to file all necessary claims with the ca
34. atus LED will remain on as if the control is in normal mode Outputs of the control excluding LED and alarm relay will NOT be affected by UPS The UPS condition cannot occur during a compressor off cycle During UPS warning the alarm relay will cycle on and off The cycle rate will be on for 5 seconds off for 25 seconds on for 5 seconds off for 25 seconds etc UPS warning code 8 Swapped FP1 FP2 thermistors During test mode the control monitors to see if the FP1 and FP2 thermistors are in the appropriate places If the control is in test mode the control will lockout with code 9 after 30 seconds if a The compressor is on in the cooling mode and the FP1 sensor is colder than the FP2 sensor or b The compressor is on in the heating mode and the FP2 sensor is colder than the FP1 sensor Diagnostic Features The LED on the CXM board advises the technician of the current status of the CXM control The LED can display either the current CXM mode or the last fault in memory if in test mode If there is no fault in memory the LED will flash Code 1 when in test mode HBH V COMPACT 28 IOM Instructions CXM Controls CXM Control Start up Operation The control will not operate until all inputs and safety controls are checked for normal conditions The compressor will have a 5 minute anti short cycle delay at power up The first time after power up that there is a call for compressor the compressor wil
35. bs 158 163 194 202 209 224 270 285 Horizontal Air Coil Dimensions H x W 20x25 20x25 20x35 20x35 Filter Standard 1 20x28 or 2 20x14 20x28 or 2 20x14 1 20x24 1 20x14 1 20x24 1 20x14 Weight Operating Ibs 203 218 263 278 Weight Packaged Ibs 209 224 270 285 Notes Models 006 012 have spring compressor mounts all others have grommets TXV expansion device and 1 2 amp 3 4 electrical knockouts Unit Maximum Water Working Pressure Options Max Pressure PSIG kPa Base Unit 500 3 445 Discharge Pressure Water Regulating Valve 140 965 Use the lowest maximum pressure rating when multiple options are combined Heat Controller Inc Horizontal Unit Location Units are not designed for outdoor installation Locate the unit in an INDOOR area that allows enough space for service personnel to perform typical maintenance or repairs without removing unit from the ceiling Horizontal units are typically installed above a false ceiling or in a ceiling plenum Never install units in areas subject to freezing or where humidity levels could cause cabinet condensation such as unconditioned spaces subject to 100 outside air Consideration should be given to access for easy removal of the filter and access panels Provide sufficient room to make water electrical and duct connection s If the unit is located in a confined space such as a closet prov
36. cally installed in a mechanical room or closet Never install units in areas subject to freezing or where humidity levels could cause cabinet condensation such as unconditioned spaces subject to 10096 outside air Consideration should be given to access for easy removal of the filter and access panels Provide sufficient room to make water electrical and duct connection s If the unit is located in a confined space such as a closet provisions must be made for return air to freely enter the space by means of a louvered door etc Any access panel screws that would be difficult to remove after the unit is installed should be removed prior to setting the unit Refer to Figures 7 and 8 for typical installation illustrations Refer to unit submittal data or engineering design guide for dimensional data 1 Install the unit on a piece of rubber neoprene or other mounting pad material for sound isolation The pad should be at least 3 8 10mm to 1 2 13mm in thickness Extend the pad beyond all four edges of the unit 2 Provide adequate clearance for filter replacement and drain pan cleaning Do not block filter access with piping conduit or other materials Refer to unit submittal data or engineering design guide for dimensional data 3 Provide access for fan and fan motor maintenance and for servicing the compressor and coils without removing the unit 4 Provide an unobstructed path to the unit within the closet or mechanical
37. clean drain Check trap dimensions and location ahead of vent Check for piping slope away from unit Check slope of unit toward outlet Poor venting Check vent location Over Under Voltage Code 7 Auto resetting Unit Performance Sentinel Code 8 Moisture on sensor Under Voltage Over Voltage Heating mode FP2 gt 125 F 52 C Check for moisture shorting to air coil Check power supply and 24VAC voltage before and during operation Check power supply wire size Check compressor starting Need hard start kit Check 24VAC and unit transformer tap for correct power supply voltage Check power supply voltage and 24VAC before and during operation Check 24VAC and unit transformer tap for correct power supply voltage Check for poor air flow or overcharged unit No Fault Code Shown Cooling Mode FP1 gt 125 F 52 C OR FP2 lt 40YF AC No compressor operation Compressor Overload Check for poor water flow or air flow ee Only fan operates eck and Replace if necessary Unit Short Cycles Only Fan Runs x x x x x Control board Dirty Air Filter Unitin Test Mode Unit selection x X gt lt gt lt x x x Compressor Overload Thermostat position Unit locked out eset power and check operation eck and Clean air filter eset power or wait 20 minutes for auto exit nit may be oversized for space Check sizing for actual ad of space eck and Replace if necessary sure t
38. control accessory devices such as water valves Note This terminal should be used only with 24 Volt signals and not line voltage Terminal A is energized with the compressor contactor See Figure 19 or the specific unit wiring diagram for details Low Voltage VA Ratings Component Typical Blower Relay Typical Reversing Valve Solenoid 30A Compressor Contactor Subtotal CXM board 5 9 VA Remaing VA for Accessories 19 29 Standard transformer for CXM board is 50VA CAUTION CAUTION Many units are installed with a factory or field supplied manual or electric shut off valve DAMAGE WILL OCCUR if shut off valve is closed during unit operation A high pressure switch must be installed on the heat pump side of any field provided shut off valves and connected to the heat pump controls in series with the built in refrigerant circuit high pressure switch to disable compressor operation if water pressure exceeds pressure switch setting The field installed high pressure switch shall have a cut out pressure of 300 psig and a cut in pressure of 250 psig HBH V COMPACT 24 IOM Instructions Electrical Low Voltage Wiring Figure 19 Accessory Wiring Terminal Strip 4 4 4 E e Water Solenoid Valves An external solenoid valve s should be used on ground water installations to shut off flow to the unit when the compressor is not operating A slow closing valve may be reguire
39. cooling tower with a secondary heat exchanger between the tower and the water loop is recommended If an open type cooling tower is used continuously chemical treatment and filtering will be necessary 3 8 10mm threaded rods ae SE Stainless steel braided hoses with threaded connections and one swivel end Optional Balancing Valve Optional Low Pressure Drop Water Control Valve Building Integral P T Plug Heat Controller Inc CAUTION CAUTION The following instructions represent industry accepted installation practices for closed loop earth coupled heat pump systems Instructions are provided to assist the contractor in installing trouble free ground loops These instructions are recommendations only State provincial and local codes MUST be followed and installation MUST conform to ALL applicable codes It is the responsibility of the installing contractor to determine and comply with ALL applicable codes and regulations CAUTION CAUTION Ground loop applications reguire extended range eguipment and optional refrigerant water circuit insulation Pre Installation Prior to installation locate and mark all existing underground utilities piping etc Install loops for new construction before sidewalks patios driveways and other construction has begun During construction accurately mark all ground loop piping on the plot plan as an aid in avoiding potential future damage to the installation Pipi
40. d to help reduce water hammer Figure 19 shows typical wiring for a 24VAC external solenoid valve Figures 20 and 21 illustrate typical slow closing water control valve wiring for Taco 500 series and Taco ESP series valves Slow closing valves take approximately 60 seconds to open very little water will flow before 45 seconds Once fully open an end switch allows the compressor to be energized Only relay or triac based electronic thermostats should be used with slow closing valves When wired as shown the slow closing valve will operate properly with the following notations Typical Water Valve 1 The valve will remain open during a unit lockout 2 The valve will draw approximately 25 35 VA through the Y signal of the thermostat Note This valve can overheat the anticipator of an electromechanical thermostat Therefore only relay or triac based thermostats should be used Figure 20 Taco 500 Series Valve Wiring m O gt O O OMHE ANM eater Switch Taco Valve o 8 Uz Thermostat Figure 21 Taco SBV Valve Wiring f _ 1 Capacitor A Motor N X p Q el End Switch p IOM Instructions Electrical Thermostat Wiring Thermostat Installation The thermostat should be located on an interior wall in a larger room away from supply duct drafts DO NOT locate the thermostat in areas subject to sunlight drafts or on extern
41. duct registers if significantly different duct leaks are present Check superheat and subcooling per chart Check superheat and subcooling per chart Replace Perform RV touch test Check location and for air drafts behind stat Recheck loads amp sizing check sensible clg load and heat pump capacity Perform Scaling check and clean if necessary Check load loop sizing loop backfill ground moisture Check for dirty air filter and clean or replace Check fan motor operation and airflow restrictions Too high of external static Check static vs blower table Check pump operation or valve operation setting Check water flow adjust to proper flow rate Check load loop sizing loop backfill ground moisture Bring return air temp within design parameters Perform Scaling check and clean if necessary Check superheat and subcooling Reweigh in charge Vacuum system and reweigh in charge Check superheat and subcooling per chart Replace Check pump operation or water valve operation setting Plugged strainer or filter Clean or replace Check water flow adjust to proper flow rate Bring water temp within design parameters Check for dirty air filter and clean or replace Check fan motor operation and airflow restrictions Too high of external static Check static vs blower table Too much cold vent air Bring entering air temp within design parameters Check for refrigerant leaks Check fan motor speed selection and airflow cha
42. e initial 60 seconds of a compressor run cycle FP2 is set at the factory for one try Therefore the control will go into lockout mode once the FP2 fault has occurred FP2 lockout code 5 Condensate overflow The condensate overflow sensor must sense overflow level for 30 continuous seconds to be recognized as a CO fault Condensate overflow will be monitored at all times CO lockout code 6 Over under voltage shutdown An over under voltage condition exists when the control voltage is outside the range of 19VAC to 30VAC Over under voltage shut down is a self resetting safety If the voltage comes back within range for at least 0 5 seconds normal operation is restored This is not considered a fault or lockout If the CXM is in over under voltage shutdown for 15 minutes the alarm relay will close Over under voltage shut down code 7 Unit Performance Sentinel UPS patent pending The UPS feature indicates when the heat pump is operating inefficiently A UPS condition exists when a In heating mode with compressor energized FP2 is greater than 125 F 52 C for 30 continuous seconds or Heat Controller Inc b In cooling mode with compressor energized FP1 is greater than 125 F 52 C for 30 continuous seconds or In cooling mode with compressor energized FP2 is less than 40 F 4 5 C for 30 continuous seconds c If a UPS condition occurs the control will immediately go to UPS warning The st
43. e schedule with the owner so the water coil can be checked regularly Dirty installations are typically the result of deterioration of iron or galvanized piping or components in the system Open cooling towers requiring heavy chemical treatment and mineral buildup through water use can also contribute to higher maintenance Should periodic coil cleaning be necessary use standard coil cleaning procedures which are compatible with both the heat exchanger material and copper water lines Generally the more water flowing through the unit the less chance for scaling However flow rates over 3 gpm per ton 3 9 I m per kW can produce water or debris velocities that can erode the heat exchanger wall and ultimately produce leaks Filters Filters must be clean to obtain maximum performance Filters should be inspected every month under normal operating conditions and be replaced when necessary Units should never be operated without a filter Washable high efficiency electrostatic filters when dirty can exhibit a very high pressure drop for the fan motor and reduce air flow resulting in poor performance It is especially important to provide consistent washing of these filters in the opposite direction of the normal air flow once per month using a high pressure wash similar to those found at self serve car washes HBH V COMPACT IOM Instructions Preventive Maintenance Condensate Drain In areas where airborne bacteria may produce
44. eat pumps a return air temperature and b water temperature When any one of these factors is at a minimum or maximum level the other factor must be at normal level to insure proper unit operation a Adjust the unit thermostat to the warmest setting Place the thermostat mode switch in the COOL position Slowly reduce thermostat setting until the compressor activates b Check for cool air delivery at the unit grille within a few minutes after the unit has begun to operate Note Units have a five minute time delay in the control circuit that can be eliminated on the CXM control board as shown below in Figure 23 See controls description for details c Verify that the compressor is on and that the water flow rate is correct by measuring pressure drop through the heat exchanger using the P T plugs and comparing to tables 10 d Checkthe elevation and cleanliness of the condensate lines Dripping may be a sign of a blocked line Check that the condensate trap is filled to provide a water seal e Referto table 9 Check the temperature of both entering and leaving water If temperature is within range proceed with the test If temperature is outside of the operating range check refrigerant pressures and compare to tables 8a through 8d Verify correct water flow by comparing unit pressure drop across the heat exchanger versus the data in tables 7 Heat of rejection HR can be calculated and compared to submittal data capacity pages
45. ed in these probable scaling situations Other water quality issues such as iron fouling corrosion prevention and erosion and clogging should be referenced in Table 3 HBH V COMPACT 16 IOM Instructions Ground Water Heat Pump Applications Expansion Tank and Pump Use a closed bladder type expansion tank to minimize mineral formation due to air exposure The expansion tank should be sized to provide at least one minute continuous run time of the pump using its drawdown capacity rating to prevent pump short cycling Discharge water from the unit is not contaminated in any manner and can be disposed of in various ways depending on local building codes e g recharge well storm sewer drain field adjacent stream or pond etc Most local codes forbid the use of sanitary sewer for disposal Consult your local building and zoning department to assure compliance in your area Water Control Valve Note the placement of the water control valve in Figure 14 Always maintain water pressure in the heat exchanger by placing the water control valve s on the discharge line to prevent mineral precipitation during the off cycle Pilot operated slow closing valves are recommended to reduce water hammer If water hammer persists a mini expansion tank can be mounted on the piping to help absorb the excess hammer shock Insure that the total VA draw of the valve can be supplied by the unit transformer For instance a slow closing valve can d
46. eneral Line Voltage Wiring Be sure the available power is the same voltage and phase 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 Figure 15 HB Single Phase Line Voltage Field Wiring Three phase wiring is similar except that all three Capacitor Unit Power Su See electrical table for breaker size ES CXM Control ow Voltage Connector Rev 5 17 01 B 22 HBH V COMPACT IOM Instructions Electrical Power Wiring Power Connection Line voltage connection is made by connecting the incoming line voltage wires to the L side of the contractor as shown in Figure 15 Consult electrical data tables for correct fuse size Transformer All 208 230 voltage units are factory wired for 208 volt If supply voltage is 230 volt installer must rewire transformer See wire diagram for connections IOM Instructions Electrical Power amp Low Voltage Wiring Blower Speed Selection Units with PSC Motor PSC Permanent Split Capacitor blower fan speed can be changed by moving the blue wire on the fan motor terminal block to the desired speed as shown in Figure 16 Most Heat Controller units are shipped on the medium speed tap Consult submittal data or engineering design guide for specific unit airflow tables Typical unit design delivers rated airflow a
47. f extraction HE can be calculated and compared to submittal data capacity pages The formula for HE for systems with water is as follows HE Btuh TD x GPM x 500 where TD is the temperature difference between the entering and leaving water and GPM is the flow rate in U S GPM determined by comparing the pressure drop across the heat exchanger to tables 10a through 10e In S l units the formula is as follows HE KW TD x I s x 4 18 e Check air temperature rise across the air coil when compressor is operating Air temperature rise should be between 20 F and 30 F 11 C and 17 C f Check for vibration noise and water leaks If unit fails to operate perform troubleshooting analysis see troubleshooting section If the check described fails to reveal the problem and the unit still does not operate contact a trained service technician to insure proper diagnosis and repair of the equipment When testing is complete set system to maintain desired comfort level BE CERTAIN TO FILL OUT AND FORWARD ALL WARRANTY REGISTRATION PAPERS TO HEAT CONTROLLER Note If performance during any mode appears abnormal refer to the CXM section or troubleshooting section of this manual To obtain maximum performance the air coil should be cleaned before start up A 10 solution of dishwasher detergent and water is recommended IOM Instructions HBH V COMPACT Heat Controller Inc Unit Start Up Procedure Figure 23 Test Mode P
48. for connection between the unit and the piping system Figure 12 Typical Water Loop Application ae by others Optional Auxiliary electric heater K Supply Air Insulated supply duct with Aux Electric Heat at least one 90 deg elbow Disconnect Uni to reduce air noise D noc Unit Hanger Kits included Low Water Temperature Cutout Setting CXM Control When antifreeze is selected the FP1 jumper JW3 should be clipped to select the low temperature antifreeze 13 F 10 6 C set point and avoid nuisance faults see Low Water Temperature Cutout Selection in this manual NOTE Low water temperature operation requires extended range equipment 13 HBH V COMPACT Return Alr Bra Heat Controller Inc The piping system should be flushed to remove dirt piping chips and other foreign material prior to operation see Piping System Cleaning and Flushing Procedures in this manual The flow rate is usually set between 2 25 and 3 5 gpm per ton 2 9 and 4 5 m per kW of cooling capacity Heat Controller recommends 3 gpm per ton 3 9 Um per kW for most applications of water loop heat pumps To insure proper maintenance and servicing P T ports are imperative for temperature and flow verification as well as performance checks Water loop heat pump cooling tower boiler systems typically utilize a common loop maintained between 60 90 F 16 32 C The use of a closed circuit evaporative
49. h in mineral content or corrosiveness In conditions anticipating heavy scale formation or in brackish water a cupro nickel heat exchanger is recommended In ground water situations where scaling could be heavy or where biological growth such as iron bacteria will be present an open loop system is not recommended Heat exchanger coils may over time lose heat exchange capabilities due to build up of mineral deposits Heat exchangers must only be serviced by a qualified technician as acid and special pumping equipment is required Desuperheater coils can likewise become scaled and possibly plugged In areas with extremely hard water the owner should be informed that the heat exchanger may require occasional acid flushing In some cases the desuperheater option should not be recommended due to hard water conditions and additional maintenance required Water Quality Standards Table 3 should be consulted for water quality requirements Scaling potential should be assessed using the pH Calcium hardness method If the pH 7 5 and the calcium hardness is less than 100 ppm scaling potential is low If this method yields numbers out of range of those listed the Ryznar Stability and Langelier Saturation indecies should be calculated Use the appropriate scaling surface temperature for the application 150 F 66 C for direct use well water open loop and DHW desuperheater 90 F 32 F for indirect use A monitoring plan should be implement
50. hermostat set for heating or cooling operation eck for lockout codes Reset power x ER ERES x X X X Compressor Overload Thermostat wiring eck compressor overload Replace if necessary eck thermostat wiring at heat pump J umper Y and R for compressor operation in test mode 39 Heat Controller Inc Heat Controller Inc HBH V COMPACT Only Compressor Runs Thermostat wiring Fan motor relay Fan motor Thermostat wiring Unit Doesn t Operate in Cooling Reversing Valve IOM Instructions Functional Troubleshooting Check G wiring at heat pump J umper G and R for fan operation J umper G and R for fan operation Check for Line voltage across BR contacts Check fan power enable relay operation if present Check for line voltage at motor Check capacitor Check thermostat wiring at heat pump J umper Y and R for compressor operation in test mode Set for cooling demand and check 24VAC on RV coil and at CXM DXM board If RV is stuck run high pressure up by reducing water flow and while operating engage and disengage RV coil voltage to push valve Thermostat setup Check for O RV setup not B Thermostat wiring Thermostat wiring Insufficient capacity Dirty F ilter Not cooling or heating Reduced or no Air flow properly in heating Reduced or no Air flow in cooling Leaky duct work Low refrigerant charge Restricted metering device Defective Reversing Valve
51. hooting may be required Connect refrigerant gauges as a last resort 41 Design material performance data and components subject to change without notice HEAT CONTROLLER INC 1900 Wellworth Ave Jackson MI 49203 Ph 517 787 2100 Fax 517 787 9341 THE QUALITY LEADER IN CONDITIONING AIR www heatcontroller com 09 2009
52. hrough return air grilles 2 Mount the unit on a rubber or neoprene isolation pad to mini mize vibration transmission to the building structure Figure 9 Vertical Sound Attenuation E Isolation Pad Insulated Sound Baffle Open Both Ends and Bottom Return Air Louver or Grille NOTICE Units with clear plastic drain lines should have regular maintenance as required to avoid buildup of debris especially in new construction Condensate Piping Vertical Units Vertical units utilize a condensate hose inside the cabinet as a trapping loop therefore an external trap is not necessary Figure 10a shows typical condensate connections Figure 10b illustrates the internal trap for a typical vertical heat pump Each unit must be installed with its own individual vent where necessary and a means to flush or blow out the condensate drain line Do not install units with a common trap and or vent Figure 10a Vertical Condensate Drain 3 4 IPT Vent 3 4 PVC 1 4 per foot 21mm per m slope to drain Water Alternate Connections Condensate N Location Some units include a painted drain connection Using a threaded pipe or similar device to clear any excess paint accumulated inside this fitting may ease final drain line installation Figure 10b Vertical Internal Condensate Trap Drain pan connection Dashed lines trace routing of interna
53. ins WARNING Short test pins together to WARNING When the disconnect switch is closed high enter Test Mode and speed voltage is present in some areas of the electrical panel up timing and delays for 20 9 H P B D SS een BR BRG CCG CC ees b Exercise caution when working with energized equipment C minutes o f On Lac Te e rm CAUTION CAUTION Verify that ALL water control valves are open and JW3 FPI allow water flow prior to engaging the compressor Freezing JW2 4v Fpa of the coax or water lines can permanently damage the heat pump Vii UNIT OPERATING CONDITIONS Table 7 HB Coax Water Pressure Drop Note To convert Pressure Drop psi kPa kPa to millibars 30 F 1 C 50 F 10 C 70 F 21 C 90 F 32 C multiply by 10 1 1 7 6 r 0 6 4 1 2 6 17 8 1 8 12 1 5 0 34 3 i 3 6 24 5 0 6 4 4 0 5 3 4 0 4 2 8 1 4 9 3 1 1 7 6 1 0 6 9 2 1 14 7 1 9 13 1 1 4 9 9 1 1 7 6 0 9 6 2 2 1 14 7 1 8 12 4 3 9 26 9 3 4 23 4 1 4 9 6 1 2 8 3 2 8 19 3 2 5 17 2 5 2 35 8 4 7 82 4 0 9 6 1 0 7 4 8 0 6 4 1 1 8 12 5 1 5 10 3 1 4 9 6 2 9 20 2 6 17 9 1 2 8 3 1 0 6 9 2 1 14 7 1 9 13 1 3 4 23 4 1 8 9 0 1 2 8 3 17 9 2 6 4 8 2 2 5 0 9 6 12 6 86 8 11 1 76 8 10 3 71 0 Heat Controller Inc HBH V COMPACT IOM In
54. irflow patterns are field convertible horizontal units significantly reduce performance reliability and idees life only Locate the airflow conversion section of this IOM Always MOS ang Store UNIS iman upright position mung 8 Locate and verify any hot water generator HWG hanger units on their sides may cause equipment damage or other accessory kit located in the compressor section or blower section CAUTION CAUTION CUT HAZARD Failure to follow this caution may result in personal injury Sheet metal parts may have sharp edges or burrs Use care and wear appropriate protective clothing safety glasses and gloves when handling parts and servicing heat pumps NOTICE Failure to remove shipping brackets from spring mounted compressors will cause excessive noise and could cause component failure due to added vibration IOM Instructions HBH V COMPACT Heat Controller Inc Unit Physical Data HBH V Series HB Series 042 Compressor 1 Each Scroll Factory Charge R410A oz H 70 PSC Fan Motor amp Blower Fan Motor Type Speeds Fan Motor hp Blower Wheel Size Dia x w Water Connection Size IPT Vertical Air Coil Dimensions H x W 20x17 25 20x17 25 20x17 25 20x17 25 24x21 75 24x21 76 24x28 25 24x28 25 Filter Standard 1 Throwaway 20x20 20x20 20x20 20x20 24x24 24x24 1 14x24 1 18x24 1 14x24 1 18x24 Weight Operating Ibs 158 158 189 197 203 218 263 278 Weight Packaged I
55. isions must be made for return air to freely enter the space by means of a louvered door etc Any access panel screws that would be difficult to remove after the unit is installed should be removed prior to setting the unit Refer to Figure 3 for an illustration of a typical installation Refer to unit engineering design guide for dimensional data In limited side access installations pre removal of the control box side mounting screws will allow control box removal for future servicing HB units only Conform to the following guidelines when selecting unit location 1 Provide a hinged access door in concealed spline or plaster ceilings Provide removable ceiling tiles in T bar or lay in ceilings Refer to horizontal unit dimensions for specific series and model in unit submittal data Size the access opening to accommodate the service technician during the removal or replacement of the compressor and the removal or installation of the unit itself 2 Provide access to hanger brackets water valves and fittings Provide screwdriver clearance to access panels discharge collars and all electrical connections 3 DO NOT obstruct the space beneath the unit with piping electrical cables and other items that prohibit future removal of components or the unit itself 4 Use a manual portable jack lift to lift and support the weight of the unit during installation and servicing The installation of water source heat pump units and all as
56. l follow a 5 to 80 second random start delay After the random start delay and anti short cycle delay the compressor relay will be energized On all subsequent compressor calls the random start delay is omitted IOM Instructions HBH V COMPACT Heat Controller Inc UNIT STARTING AND OPERATING CONDITIONS Operating Limits Environment Units are designed for indoor installation only Never install units in areas subject to freezing or where humidity levels could cause cabinet condensation such as unconditioned spaces subject to 10096 outside air Power Supply A voltage variation of 1096 of nameplate utilization voltage is acceptable Determination of operating limits is dependent primarily upon three factors 1 return air temperature 2 water temperature and 3 ambient temperature When any one of these factors is at minimum or maximum levels the other two factors should be at normal levels to insure proper unit operation Extreme variations in temperature and humidity and or corrosive water or air will adversely affect unit performance reliability and service life Consult Table 6a for operating limits Table 6a Operating Limits Operating Limits Cooling Heating Air Limits Min ambient air DB 459F 79C 399F 49C Rated ambient air DB 80 69F 272C 68 F 202C Max ambient air DB T109F 439C 859F 292C Min entering air DB WB 65 509F 18 109C 459F 7 29C Rated entering air DB WB 80 6 66 29F 27 19 C 68
57. lly Above photo shows bottom half of typical vertical packaged unit HBH V COMPACT IOM Instructions Heat Controller Inc Installation of Supply and Return Piping Follow these piping guidelines 1 Install a drain valve at the base of each supply and return riser to facilitate system flushing 2 Install shut off balancing valves and unions at each unit to permit unit removal for servicing 3 Place strainers at the inlet of each system circulating pump 4 Select the proper hose length to allow slack between connection points Hoses may vary in length by 2 to 4 under pressure 5 Referto Table 1 Do not exceed the minimum bend radius for the hose selected Exceeding the minimum bend radius may cause the hose to collapse which reduces water flow rate Install an angle adapter to avoid sharp bends in the hose when the radius falls below the required minimum Insulation is not required on loop water piping except where the piping runs through unheated areas outside the building or when the loop water temperature is below the minimum expected dew point of the pipe ambient conditions Insulation is required if loop water temperature drops below the dew point insulation is required for ground loop applications in most climates Pipe joint compound is not necessary when Teflon thread tape is pre applied to hose assemblies or when flared end connections are used If pipe joint compound is preferred use compound on
58. ly in small amounts on the external pipe threads of the fitting adapters Prevent sealant from reaching the flared surfaces of the joint Note When anti freeze is used in the loop insure that it is compatible with the Teflon tape or pipe joint compound that is applied Maximum allowable torque for brass fittings is 30 ft lbs 41 N m If a torque wrench is not available tighten finger tight plus one quarter turn Tighten steel fittings as necessary Optional pressure rated hose assemblies designed specifically for use with Heat Controller units are available Similar hoses can be obtained from alternate suppliers Supply and return hoses are fitted with swivel joint fittings at one end to prevent kinking during installation Refer to Figure 11 for an illustration of a typical supply return hose kit Adapters secure hose assemblies to the unit and risers Install hose assemblies properly and check regularly to avoid system failure and reduced service life Piping Installation A backup wrench is required when tightening water connections on HB series to prevent water line damage CAUTION CAUTION Corrosive system water reguires corrosion resis tant fittings and hoses and may reguire water treatment CAUTION CAUTION CAUTION Piping must comply with all applicable codes Table 1 Metal Hose Minimum Bend Radii Minimum Bend Radii 1 2 12 7mm 2 1 2 6 4cm ais isamm ozem T B54mm 5 1 2 14cm 6
59. mal Mode with UPS Warning On CXM is non functional Off Fault Retry Lockout Over Under Voltage Shutdown Test Mode No fault in memory F Test Mode HP Fault in memory Open Cycle closed 5 sec Open 25 sec Open Open Closed Open Closed after 15 minutes Slow Flash FastFlash Slow Flash ashing Code 1 ing Code 1 Flashing Code 2 ing Code 2 Test Mode LP Fault in memory Test Mode FP1 Fault in memory Test Mode FP2 Fault in memory Test Mode CO Fault in memory Test Mode Over Under shutdown in memory Test Mode UPS in memory Test Mode Swapped Thermistor Flashing Code 9 Flashing Code 3 ing Code 3 Flashing Code 4 ing Code 4 Flashing Code 5 ing Code 5 Flashing Code 6 ing Code 6 Flashing Code 7 ing Code 7 Flashing Code 8 ing Code 8 ing Code 9 Slow Flash 1 flash every 2 seconds Fast Flash 2 flashes every 1 second Flash code 2 2 quick flashes 10 second pause 2 quick flashes 10 second pause etc On pulse 1 3 second off pulse 1 3 second CAUTION CAUTION Do not restart units without inspection and remedy of faulting condition Equipment damage may occur IOM Instructions Safety Features Safety Features CXM Control The safety features below are provided to protect the compressor heat exchangers wiring and other components from damage caused by operation outside of design conditions Anti short cycle protection The control features a
60. ng Installation The typical closed loop ground source system is shown in Figure 13 All earth loop piping materials should be limited to polyethylene fusion only for in ground sections of the loop Galvanized or steel fittings should not be used at any time due to their tendency to corrode All plastic to metal threaded fittings should be avoided due to their potential to leak in earth coupled applications A flanged fitting should be substituted P T plugs should be used so that flow can be measured using the pressure drop of the unit heat exchanger Earth loop temperatures can range between 25 and 110 F 4 to 43 C Flow rates between 2 25 and 3 gpm per ton 2 41 to 3 23 I m per kW of cooling capacity is recommended in these applications Table 2 Antifreeze Percentages by Volume Type 10 F 12 2 C HBH V COMPACT IOM Instructions Ground Loop Heat Pump Applications Test individual horizontal loop circuits before backfilling Test vertical U bends and pond loop assemblies prior to installation Pressures of at least 100 psi 689 kPa should be used when testing Do not exceed the pipe pressure rating Test entire system when all loops are assembled Flushing the Earth Loop Upon completion of system installation and testing flush the system to remove all foreign objects and purge to remove all air Antifreeze In areas where minimum entering loop temperatures drop below 40 F 5 C or where piping will be routed th
61. not possible to field convert return air between left or right return models due to the necessity of refrigeration copper piping changes However the conversion process of side to back or back to side discharge for either right or left return configuration is the same In some cases it may be possible to rotate the entire unit 180 degrees if the return air connection needs to be on the opposite side Note that rotating the unit will move the piping to the other end of the unit HBH V COMPACT IOM Instructions Field Conversion of Air Discharge Figure 4 Left Return Side to Back Remove Screws Water Connection End D Move to Side Replace Screws Return Air Drain Discharge Air Back Discharge Figure 5 Right Return Side to Back Water Connection End Water Connection End Return Air Drain IOM Instructions Horizontal Installation Condensate Piping Horizontal Units Pitch the unit toward the drain as shown in Figure 2 to improve the condensate drainage On small units less than 2 5 tons 8 8 kW insure that unit pitch does not cause condensate leaks inside the cabinet Install condensate trap at each unit with the top of the trap positioned below the unit condensate drain connection as shown in Figure 6 Each unit must be installed with its own individual trap and connection to the condensate line main or riser Provide a means to flush or blow out the condensate line DO NOT i
62. nstall units with a common trap and or vent Always vent the condensate line when dirt or air can collect in the line or a long horizontal drain line is required Also vent when large units are working against higher external static pressure than other units connected to the same condensate main since this may cause poor drainage for all units on the line WHEN A VENT IS INSTALLED IN THE DRAIN LINE IT MUST BE LOCATED AFTER THE TRAP IN THE DIRECTION OF THE CONDENSATE FLOW HBH V COMPACT Heat Controller Inc Figure 6 Horizontal Condensate Connection 3 4 IPT Trap Depth 1 5 38mm 3 4 PVC or 1 4 per foot Copper by others 21 i per m drain slope Some units include a painted drain connection Using a threaded pipe or similar device to clear any excess paint accumulated inside this fitting may ease final drain line installation CAUTION Rev 6 26 09S CAUTION Ensure condensate line is pitched toward drain 1 4 per foot 21mm per m of run DUCT SYSTEM INSTALLATION Duct System Installation Proper duct sizing and design is critical to the performance of the unit The duct system should be designed to allow adequate and even airflow through the unit during operation Air flow through the unit MUST be at or above the minimum stated airflow for the unit to avoid equipment damage Duct systems should be designed for quiet operation Refer to Figure 3 for horizontal duct system details or figure 8 f
63. ntact no connection DIP Switches Note In the following field configuration options DIP switches should only be changed when power is removed from the CXM control DIP switch 1 Unit Performance Sentinel Disable provides field selection to disable the UPS feature On Enabled Off Disabled DIP switch 2 Stage 2 Selection provides selection of 26 HBH V COMPACT IOM Instructions CXM Controls whether compressor has an on delay If set to stage 2 the compressor will have a 3 second delay before energizing Also if set for stage 2 the alarm relay will NOT cycle during test mode On Stage 1 Off Stage 2 DIP switch 3 Not Used DIP switch 4 DDC Output at EH2 provides selection for DDC operation If set to DDC Output at EH2 the EH2 terminal will continuously output the last fault code of the controller If set to EH2 normal EH2 will operate as standard electric heat output On EH2 Normal Off DDC Output at EH2 NOTE Some CXM controls only have a 2 position DIP switch package If this is the case this option can be selected by clipping the jumper which is in position 4 of SW1 Jumper not clipped EH2 Normal Jumper clipped DDC Output at EH2 DIP switch 5 Factory Setting Normal position is On Do not change selection unless instructed to do so by the factory Table 5 CXM LED And Alarm Relay Operations Description of Operation LED Alarm Relay Normal Mode On Nor
64. ontinuity and operation Replace Check for refrigerant leaks Low Pressure Loss of Charge FP1 Fault Code 4 Water Coil low temperature limit x FP2 fault Code 5 Air Coil low x x x x x x x Compressor pump down at start up Reduced or no water flow in heating Inadequate anti freeze level Improper temperature limit setting 30 F vs 10 F 1 C vs 12 C Water Temperature out of range Bad thermistor Reduced or no Air flow in cooling xj x Check charge and start up water flow Check pump operation or water valve operation setting Plugged strainer or filter Clean or replace Check water flow adjust to proper flow rate Check antifreeze density with hydrometer Clip JW3 jumper for antifreeze 10 F 12 C use Bring water temp within design parameters Check temp and impedance correlation per chart Check for dirty air filter and clean or replace Check fan motor operation and airflow restrictions Too high of external static Check static vs blower table temperature limit Air Temperature out of range Too much cold vent air Bring entering air temp within design parameters Condensate Fault Code 6 Improper temperature limit setting 30 F vs 10 F 1 C vs 12 C Bad thermistor Blocked Drain x X Improper trap Poor Drainage X X X Normal airside applications will require 30 F 1 C only Check temp and impedance correlation per chart Check for blockage and
65. or all open loop systems the 30 F 1 1 C FP1 setting factory setting water should be used to avoid freeze damage to the unit See Low Water Temperature Cutout Selection in this manual for details on the low limit setting Figure 14 Typical Open Loop Well Application Water Flow Control Regulator Valve Pressure Tank Water Out Water In Shut Off Valve Optional Filter S Boiler P T Plugs Drains 17 Heat Controller Inc Heat Controller Inc HBH V COMPACT IOM Instructions Water Quality Standards Table 3 Water Quality Standards Water Quality HX Closed Parameter Material Recirculating Open Loop and Recirculating Well Scaling Potential Primary Measurement Above the given limits scaling is likely to occur Scaling indexes should be calculated using the limits below pH Calcium Hardness heated pH lt 7 5 and Ca Hardness 100ppm Index Limits for Probable Scaling Situations Operation outside these limits is not recommended Scaling indexes should be calculated at 150 F 66 C for direct use and HWG applications and at 90 F 32 C for indirect HX use A monitoring plan should be implemented Ryznar 6 0 7 5 Stability Index If gt 7 5 minimize steel pipe use angelar Tes en 150 F 66 C HWG and k lt 0 5 minimize steel pipe use Based upon an Saturation Index Direct well 85 F 29 C Indirect Well HX Iron Fouling Iron Fe Ferrous lt 0 2
66. or vertical duct System details A flexible connector is recommended for both discharge and return air duct connections on metal duct systems to eliminate the transfer of vibration to the duct system To maximize sound attenuation of the unit blower the supply and return plenums should include internal fiberglass duct liner or be constructed from ductboard for the first few feet Application of the unit to uninsulated ductwork in an unconditioned space is not recommended as the unit s performance will be adversely affected At least one 90 elbow should be included in the supply duct to reduce air noise If air noise or excessive air flow is a problem the blower speed can be changed For airflow charts consult submittal data for the series and model of the specific unit If the unit is connected to existing ductwork a previous check should have been made to insure that the ductwork has the capacity to handle the airflow required for the unit If ducting is too small as in the replacement of a heating only system larger ductwork should be installed All existing ductwork should be checked for leaks and repaired as necessary Heat Controller Inc HBH V COMPACT Vertical Unit Location Units are not designed for outdoor installation Locate the unit in an INDOOR area that allows enough space for service personnel to perform typical maintenance or repairs without removing unit from the mechanical room closet Vertical units are typi
67. ortant step to insure proper start up and continued efficient operation of the system Follow the instructions below to properly clean and flush the system 1 Insure that electrical power to the unit is disconnected 2 Install the system with the supply hose connected directly to the return riser valve Use a single length of flexible hose 3 Open all air vents Fill the system with water DO NOT allow system to overflow Bleed all air from the System Pressurize and check the system for leaks and repair as appropriate 4 Verify that all strainers are in place Heat Controller recommends a strainer with a 20 stainless steel wire mesh Start the pumps and systematically check each vent to ensure that all air is bled from the system 5 Verify that make up water is available Adjust make up water as required to replace the air which was bled from the system Check and adjust the water air level in the expansion tank 6 Setthe boiler to raise the loop temperature to approximately 86 F 30 C Open a drain at the lowest point in the system Adjust the make up water replacement rate to equal the rate of bleed 7 Refill the system and add trisodium phosphate in a proportion of approximately one pound per 150 gallons 1 2 kg per 750 I of water or other equivalent approved cleaning agent Reset the boiler to raise 30 HBH V COMPACT IOM Instructions Piping System Cleaning and Flushing the loop temperature to 100 F 38
68. perature associated with thermistor FP1 Note that the FP1 thermistor is located on the refrigerant line between the coaxial heat exchanger and expansion device TXV or cap tube Therefore FP1 is sensing refrigerant temperature not water temperature which is a better indication of how water flow rate temperature is affecting the refrigeration circuit The factory setting for FP1 is for systems using water 30 F 1 1 C refrigerant temperature In low water temperature extended range applications with antifreeze most ground loops jumper JW3 should be clipped as shown in Figure 18 to change the setting to 10 F 12 2 C refrigerant temperature a more suitable temperature when using an antifreeze solution All Heat Controller units operating with entering water temperatures below 59 F 15 C must include the optional water refrigerant circuit insulation package to prevent internal condensation Figure 17 HB Low Voltage Field Wiring Capacitor N SS ow Voltage onnector le E Heat Controller Inc Figure 18 FP1 Limit Setting Esch Esch LL BR BRG CCG CC c Comp C Relay Test 9 Off On a m rm JW3 FP1 CW t BK R CW jumper should JW3 Fpi be clipped for JW2 amp gpa low temperature operation CXM PCB Accessory Connections A terminal paralleling the compressor contactor coil has been provided on the CXM control Terminal A is designed to
69. raw up to 35VA This can overload smaller 40 or 50 VA transformers depending on the other controls in the circuit A typical pilot operated solenoid valve draws approximately 15VA see Figure 21 Note the special wiring diagrams for slow closing valves Figures 22 amp 23 Flow Regulation Flow regulation can be accomplished by two methods One method of flow regulation involves simply adjusting the ball valve or water control valve on the discharge line Measure the pressure drop through the unit heat exchanger and determine flow rate from Tables 8a through 8e Since the pressure is constantly varying two pressure gauges may be needed Adjust the valve until the desired flow of 1 5 to 2 gpm per ton 2 0 to 2 6 I m per kW is achieved A second method of flow control requires a flow control device mounted on the outlet of the water control valve The device is typically a brass fitting with an orifice of rubber or plastic material that is designed to allow a specified flow rate On occasion flow control devices may produce velocity noise that can be reduced by applying some back pressure from the ball valve located on the discharge line Slightly closing the valve will spread the pressure drop over both devices lessening the velocity noise NOTE When EWT is below 50 F 10 C 2 gpm per ton 2 6 I m per kW is required IOM Instructions HBH V COMPACT Ground Water Heat Pump Applications Water Coil Low Temperature Limit Setting F
70. ressure PSIG 167 187 154 174 140 160 194 214 180 200 166 186 289 309 275 295 261 281 386 406 370 390 356 376 483 503 466 486 449 469 Discharge Pressure PSIG 171 191 157 177 145 165 198 218 183 203 171 191 293 313 280 300 267 287 389 409 376 396 363 383 486 506 472 492 458 478 Discharge Pressure PSIG 174 194 165 185 155 175 245 265 231 251 217 237 352 372 334 354 306 326 439 459 416 436 394 414 536 556 512 532 488 508 Super heat Super heat Sub cooling 9 14 7 12 7 12 9 14 7 12 7 12 9 14 7 12 6 11 9 14 7 12 6 11 9 14 7 12 6 11 Super heat 15 20 15 20 15 20 11 14 11 14 11 14 7 12 7 12 7 12 6 11 6 11 6 11 6 11 6 11 6 11 C Sub cooling 14 19 13 18 13 18 14 19 13 18 13 18 14 19 13 18 13 18 17 22 15 20 13 18 17 22 15 20 13 18 15 20 15 20 15 20 10 15 10 15 11 16 6 10 6 10 7 11 5 10 5 10 5 10 Sub cooling 6 11 5 10 5 10 6 11 7 12 7 12 8 13 9 14 9 14 11 16 5 10 12 17 5 10 12 17 4 9 22 27 19 23 17 22 13 18 13 18 13 18 8 13 8 13 8 13 6 11 6 11 6 11 5 10 19 3 21 3 14 5 16 5 18 3 20 3 Water Temp Rise E 18 3 20 3 13 9 15 9 9 5 11 5 17 9 19 9 13 7 15 7 4 Suction Pressure PSIG 70 80 73 83 75 85 102 112 106 116 110 120 128 138 134 144 141 151 160 170 167 177 174 184 Air Temp Drop F DB 18 24 19 25 19 25 18 24 19 25 19 2 17 23 18 24 18 2 16 22 16 22 16 22 15 21 15 2
71. roleum based product 21 25 25 16 22 20 10 15 14 IOM Instructions HBH V COMPACT Ground Loop Heat Pump Applications Figure 13 Typical Ground Loop Application Flow Controller dir Pe 1 fe ei E Si Unit Power Disconnect Insulated Hose Kit E Wiring Em Rev 06 02 09S ASP30 Air Pad or Extruded polystyrene insulation board Do not install bricks or blocks under air pad 15 Heat Controller Inc Heat Controller Inc Open Loop Ground Water Systems Typical open loop piping is shown in Figure 14 Shut off valves should be included for ease of servicing Boiler drains or other valves should be tee d into the lines to allow acid flushing of the heat exchanger Shut off valves should be positioned to allow flow through the coax via the boiler drains without allowing flow into the piping system P T plugs should be used so that pressure drop and temperature can be measured Piping materials should be limited to copper or PVC SCH80 Note Due to the pressure and temperature extremes PVC SCH40 is not recommended Water quantity should be plentiful and of good quality Consult table 3 for water quality guidelines The unit can be ordered with either a copper or cupro nickel water heat exchanger Consult Table 3 for recommendations Copper is recommended for closed loop systems and open loop ground water systems that are not hig
72. room Space should be sufficient to allow removal of the unit if necessary 5 In limited side access installations pre removal of the control box side mounting screws will allow control box removal for future servicing HB units only 6 Provide access to water valves and fittings and screwdriver access to the unit side panels discharge collar and all electrical connections IOM Instructions Vertical Installation Figure 7 Vertical Unit Mounting N ooo ooo Air Pad or Extruded polystyrene insulation board L ER Figure 8 Typical Vertical Unit Installation Using Ducted Return Air Internally insulate supply _ duct for first 4 1 2 m each way Internally insulate return Rev 6 2 09S transition duct to reduce noise 10 to reduce noise Use turning vanes in supply transition Flexible canvas duct connector to reduce noise and vibration __ Rounded return transition IOM Instructions HBH V COMPACT Heat Controller Inc Vertical Installation Sound Attenuation for Vertical Units Sound attenuation is achieved by enclosing the unit within a small mechanical room or a closet Additional measures for sound control include the following 1 Mount the unit so that the return air inlet is 90 to the return air grille Refer to Figure 9 Install a sound baffle as illustrated to reduce line of sight sound transmitted t
73. rough areas subject to freezing antifreeze is required Alcohols and glycols are commonly used as antifreeze Freeze protection should be maintained to 15 F 9 C below the lowest expected entering loop temperature For example if 30 F 1 C is the minimum expected entering loop temperature the leaving loop temperature would be 25 to 22 F 4 to 6 C and freeze protection should be at 15 F 10 C Calculation is as follows 30 F 15 F 15 F 1 C 9 C 10 C All alcohols should be premixed and pumped from a reservoir outside of the building when possible or introduced under the water level to prevent fumes Calculate the total volume of fluid in the piping system Then use the percentage by volume shown in table 2 for the amount of antifreeze needed Antifreeze concentration should be checked from a well mixed sample using a hydrometer to measure specific gravity Low Water Temperature Cutout Setting CXM Control When antifreeze is selected the FP1 jumper JW3 should be clipped to select the low temperature antifreeze 13 F 10 6 C set point and avoid nuisance faults see Low Water Temperature Cutout Selection in this manual NOTE Low water temperature operation requires extended range equipment Minimum Temperature for Low Temperature Protection 15 F 9 4 C 20 F 6 7 C 25 F 3 9 C 25 38 29 Methanol 100 USP food grade Propylene Glycol Ethanol Must not be denatured with any pet
74. rrier Notify your equipment supplier of all damage within fifteen 15 days of shipment Storage Equipment should be stored in its original packaging in a clean dry area Store units in an upright position at all times Stack units a maximum of 3 units high Unit Protection Cover units on the job site with either the original packaging or an equivalent protective covering Cap the open ends of pipes stored on the job site In areas where painting plastering and or spraying has not been completed all due precautions must be taken to avoid physical damage to the units and contamination by foreign material Physical damage and contamination may prevent proper start up and may result in costly equipment clean up Examine all pipes fittings and valves before installing any of the system components Remove any dirt or debris found in or on these components Pre Installation Installation Operation and Maintenance instructions are provided with each unit Horizontal equipment is designed for installation above false ceiling or in a ceiling plenum Other unit configurations are typically installed in a mechanical room The installation site chosen should include adequate service clearance around the unit Before unit start up read all manuals and become familiar with the unit and its operation Thoroughly check the system before operation Heat Controller Inc Prepare units for installation as follows 1 Compare the electric
75. rt See Insufficient Capacity Check fan motor speed selection and airflow chatt Recheck loads amp sizing check sensible clg load and heat pump capacity IOM Instructions HBH V COMPACT Heat Controller Inc Functional Troubleshooting I P Units HEATING CYCLE ANALYSIS Pal ony Refrigerant Type R410A T EXPANSION FILTER VALVE DRIER Voltage CompAmps Total Amps FP2 HEATING FLASH FP1 oF F LIQUID LINE GAS LINE SENSOR PSI PSI Look up pressure drop in WATER IN WATER OUT I O M or spec catalog to determine flow rate COOLING CYCLE ANALYSIS PSI SAT COMPRESSOR EXPANSION FILTER VALVE DRIER DISCHARGE SAT FP2 FLASH OTHER SIDE FP1 CLG T E GAS LINE OFFILTR DR LIQ LINE PSI PSI WATERIN WATEROUT LOOK up pressure drop in I O M or spec catalog to determine flow rate Heat of Extraction Absorption or Heat of Rejection flow rate gpm x temp diff deg F x fluid factor e Btu hr Superheat Suction temperature suction saturation temp deg F Subcooling Discharge saturation temp liquid line temp deg F t Use 500 for water 485 for antifreeze Rev 12 08 Note Never connect refrigerant gauges during startup procedures Conduct water side analysis using P T ports to determine water flow and temperature difference If water side analysis shows poor performance refrigerant troubles
76. s 006 060 SUPPLY AIR OPTIONS B BACK DISCHARGE HORIZONTAL ONLY Y BACK DISCHARGE HIGH STATIC HORIZONTAL 018 060 T TOP DISCHARGE VERTICAL ONLY V TOP DISCHARGE HIGH STATIC VERTICAL Q18 060 S STRAIGHT DISCHARGE HORIZONTAL ONLY Z STRAIGHT DISCHARGE HIGH STATIC HORIZONTAL 018 060 But Not 041 ICAL 000 030 and 041 only RONT RETURN VEI LEFT RETURN SS DRAN PAN RIGHT RETURN S S DRAIN PAN FRONT RETURN 55 DRAIN PAN 008 030 and 041 only HEAT EXCHANGER OPTIONS A Copper Water C wE Coaled Ar Cot C Copper Water Cot wiNon Coated As Coll J Cupro Nickel Wiater Cod wE Costed Air Coil N Cupro Nickel Waler Cod wiNion Coaked Air Cos 006 030 and 04 1 only n UTURE USE S DISCHARGE PRESSURE WATER REGULATING VALVE COOLING ONLY NOT AVAILABLE ON UNIT SIZES 005 COG AND 012 CABINET INSULATION 3 STANDARD RANGE STANDARD RANGE WITH ULTRA QUIET C STANDARD RANGE COOLING ONLY VERTICAL UNITS CONTROLS Reversing Valve 4 way pilot operated solenoid activated in the cool mode e Refrigerant Circuit Utilizes expansion valve metering device copper tubing interconnecting all components sealed amp tested non ozone depleting R 410A refrigerant circuit with high amp low side schraeder ports Water to Refrigerant Coil Tube in tube convoluted copper inner water tube Refrigerant to Air Coil Lanced aluminum fins on rifled copper tubes Blower Motor Three speed PSC direct drive permanently
77. sociated components parts and accessories which make up the installation shall be in accordance with the regulations of ALL authorities having jurisdiction and MUST conform to all applicable codes It is the responsibility of the installing contractor to determine and comply with ALL applicable codes and regulations HBH V COMPACT IOM Instructions Horizontal Installation Mounting Horizontal Units Horizontal units have hanger kits pre installed from the factory as shown in Figure 1 Figure 3 shows a typical horizontal unit installation Horizontal heat pumps are typically suspended above a ceiling or within a soffit using field supplied threaded rods sized to support the weight of the unit Use four 4 field supplied threaded rods and factory provided vibration isolators to suspend the unit Hang the unit clear of the floor slab above and support the unit by the mounting bracket assemblies only DO NOT attach the unit flush with the floor slab above Pitch the unit toward the drain as shown in Figure 2 to improve the condensate drainage On small units less than 2 5 tons 8 8kW ensure that unit pitch does not cause condensate leaks inside the cabinet Figure 1 Hanger Bracket 3 8 10mm Threaded 7 Rod by others Vibration Isolator factory supplied Washer by others Double Hex Nuts by others _L 1 4 6 4mm pitch T for drainage Connection HBH V COMPACT IOM Instructions Horizontal
78. structions Unit Operating Pressures and Temperatures Operating Pressure Temperature tables include the Subcooling is based upon head pressure at compressor following notes service port Airflow is at nominal rated conditions Cooling air and water values can vary greatly with Entering air is based upon 70 F 21 C DB in heating changes in humidity level and 80 67 F 27 19 C in cooling Table 8a HB Series Typical Unit Operating Pressures and Temperatures 60 Hz I P Units HBH V006 g Entering Water Suction Discharge Water Air Temp Suction Discharge S Water Air Temp Water Flow Pressure Pressure gend T beca Temp Pressure Temp Rise F Temp F GPWton _ PSIG PSIG 3 Rise F DB PSIG PSIG 3 popr DB 124 134 159 179 17 22 5 10 18 7 20 7 17 23 71 81 295 315 13 18 5 10 5 9 7 9 17 23 120 130 147 167 20 25 5 10 13 6 156 18 24 72 82 296 316 14 19 5 10 4 2 6 2 17 23 117 127 136 156 24 29 5 10 8 5 10 5 18 24 74 84 297 317 15 20 5 10 2 5 45 17 23 1 5 132 142 210 230 7 12 5 10 162 182 18 24 105 115 330 350 8 13 9 14 82 102 22 28 2 25 131 141 199 219 8 13 5 10 11 9 13 9 19 25 110 120 335 355 9 14 9 14 6 1 8 1 22 28 3 130 140 189 209 9 14 4 9 7 7 9 7 19 25 115 125 339 359 9 14 9 14 4 6 23 29 13 8 15 8 16 22 170 180 402 422 14 19 12 17 14 4 16 4 33 39 136 146 275 295 70 136 146 262 282 135 145 250 270 e 10 2 12 2 16 22 173 183 407 427 15 20 12 17 11 1 13 1 33 39 q 5 10 1
79. t nominal static 0 15 in w g 37Pa on medium speed and rated airflow at a higher static 0 4 to 0 5 in w g 100 to 125 Pa on high speed for applications where higher static is required Low speed will deliver approximately 8596 of rated airflow at 0 10 in w g 25 Pa An optional high static blower is available on some models Special Note for AHRI Testing To achieve rated airflow for ARI testing purposes on all PSC products itis necessary to change the fan speed to HI speed When the heat pump has experienced less than 100 operational hours and the coil has not had sufficient time to be seasoned it is necessary to clean the coil with a mild surfactant such as Calgon to remove the oils left by manufacturing processes and enable the condensate to properly sheet off of the coil Figure 16 PSC Motor Speed Selection Connect the blue wire to H for High speed fan M for Medium speed fan L for Low speed fan Medium is factory setting Bu Fan Motor ELECTRICAL LOW VOLTAGE WIRING Thermostat Connections The thermostat should be wired directly to the CXM board Figure 17 shows wiring for HB units See Electrical Thermostat for specific terminal connections HBH V COMPACT 23 Heat Controller Inc Low Water Temperature Cutout Selection The CXM control allows the field selection of low water or water antifreeze solution temperature limit by clipping jumper JW3 which changes the sensing tem
80. t out controls are provided for the outdoor portion of the loop Otherwise operating problems may occur System control center Verify that the control center and alarm panel have appropriate set points and are operating as designed Miscellaneous Note any questionable aspects of the installation CAUTION CAUTION Verify that ALL water control valves are open and allow water flow prior to engaging the compressor Freezing of the coax or water lines can permanently damage the heat pump CAUTION CAUTION To avoid eguipment damage DO NOT leave system filled in a building without heat during the winter unless antifreeze is added to the water loop Heat exchangers never fully drain by themselves and will freeze unless winterized with antifreeze NOTICE Failure to remove shipping brackets from spring mounted compressors will cause excessive noise and could cause component failure due to added vibration 31 Heat Controller Inc Unit Start up Procedure 1 2 3 Turn the thermostat fan position to ON Blower should start Balance air flow at registers Adjust all valves to their full open positions Turn on the line power to all heat pumps Room temperature should be within the minimum maximum ranges of table 6 During start up checks loop water temperature entering the heat pump should be between 60 F 16 C and 95 F 35 C Two factors determine the operating limits of Heat Controller h
81. ult For diagnostic ease at the thermostat the alarm relay will also cycle during test mode The alarm relay will cycle on and off similar to the status LED to indicate a code representing the last fault at the thermostat Test mode can be exited by shorting the test terminals for 3 seconds Retry Mode If the control is attempting a retry of a fault the status LED will slow flash slow flash one flash every 2 seconds to indicate the control is in the process of retrying Field Configuration Options Note In the following field configuration options jumper wires should be clipped ONLY when power is removed from the CXM control Water coil low temperature limit setting Jumper 3 JW3 FP1 Low Temp provides field selection of temperature limit setting for FP1 of 30 F or 10 F 1 F or 12 C refrigerant temperature Not Clipped 30 F 1 C Clipped 10 F 12 C Air coil low temperature limit setting Jumper 2 JW2 FP2 Low Temp provides field selection of temperature limit setting for FP2 of 30 F or 10 F 1 F or 12 C refrigerant temperature Note This jumper should only be clipped under extenuating circumstances as recommended by the factory Not Clipped 30 F 1 C Clipped 10 F 12 C Alarm relay setting Jumper 1 JW1 AL2 Dry provides field selection of the alarm relay terminal AL2 to be jumpered to 24VAC or to be a dry contact no connection Not Clipped AL2 connected to R Clipped AL2 ary co
82. ure rating during installation IOM Instructions CAUTION CAUTION To avoid possible damage to a plastic PVC piping system do not allow temperatures to exceed 113 F 45 C UNIT AND SYSTEM CHECKOUT Unit and System Checkout BEFORE POWERING SYSTEM please check the following UNIT CHECKOUT Balancing shutoff valves Insure that all isolation valves are open and water control valves are wired Line voltage and wiring Verify that voltage is within an acceptable range for the unit and wiring and fuses breakers are properly sized Verify that low voltage wiring is complete Unit control transformer Insure that transformer has the properly selected voltage tap Commercial 208 230V units are factory wired for 208V operation unless specified otherwise Entering water and air Insure that entering water and air temperatures are within operating limits of Table 7 Low water temperature cutout Verify that low water temperature cut out on the CXM control is properly set Unit fan Manually rotate fan to verify free rotation and insure that blower wheel is secured to the motor shaft Be sure to remove any shipping supports if needed DO NOT oil motors upon start up Fan motors are pre oiled at the factory Check unit fan speed selection and compare to design requirements Condensate line Verify that condensate line is open and properly pitched toward drain Water flow balancing Record inlet and outlet

HBH-V IOM 9-2009

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