Heat Controller HKV Installation, Operation & Mainenance Manual Download Page 53

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Heat Controller, Inc.

HKV LArge CommerCiAL

IOM Instructions

Step 12: Re-attach Blockoff Air Handler as shown.

Blockoff Air Handler

Blower Filler

Panel

C-Box/Motor Access

Panel

Compressor

Panel Access

Step 13: Put (3x) panels back on.

Reverse steps to change a Straight Discharge to a Top Discharge.

Summary of Contents for HKV

Page 1: ...Heat Controller Inc 1900 Wellworth Ave Jackson MI 49203 517 787 2100 www heatcontroller com Installation Operation Mainenance Manual Commercial Vertical Packaged Heat Pump HKV Large Commercial ...

Page 2: ...g Schematics 16 17 Blower Adjustment 18 Tensioning V Belt Drives 19 Blower Sheave Information 20 Blower Performance Tables 21 34 Unit Commissioning Operating Conditions 35 Piping System Cleaning Flushing 36 Unit System Checkout 36 37 Unit Start Up Procedure 38 39 Startup Logsheet 40 Unit Operating Conditions 41 Preventive Maintenance 42 Functional Troubleshooting 43 44 Troubleshooting Form 45 Fiel...

Page 3: ...s Cabinetry Galvanized steel construction blower access panel control box access panel compressor access panel FPT water connections FPT condensate connections hi and low voltage knockouts 1 25mm 2 50mm or 4 100mm filter and full filter rack 60 90 F 15 5 35 C ...

Page 4: ...ze FPT in mm 1 1 2 38 1 2 50 8 2 1 2 63 5 Coax Volume Volume US Gallons liters 2 19 8 28 2 48 9 37 3 46 13 11 4 83 18 29 6 36 24 08 7 39 27 98 Condensate Connection Size FPT in mm 1 25 4 Air Coil Data Air Coil Dimensions H x W in cm 36 x 48 91 4 x 121 9 2 36 x 48 91 4 x 121 9 Air Coil Total Face Area ft2 m2 12 1 11 24 2 22 Air Coil Tube Size in cm 3 8 0 953 Air Coil Fin Spacing fpi fins per cm 14 ...

Page 5: ...SERVICE ACCESS 3 91 CM FRONT AND BACK 1 7 E F D F NOTES All dimensions in inches cm Units require 3 9 1 cm clearance for water connections CAP CSP MSP and BSP service access Overall cabinet height dimension does not include duct flange when in top discharge configuration Overall cabinet width dimensions does not include filter rack and duct flange when on front or back discharge configuration Side...

Page 6: ...T AIR OUT F L 3 1 2 3 CSP CAP 7 6 BSP 4 5 4 4 5 4 K H NRP Control Box CSP MSP NRP NRP RETURN AIR RETURN AIR AIR OUT AIR OUT F 3 1 2 3 CSP CAP BSP 4 5 4 4 5 4 NRP Control Box CSP NRP CAP MSP NRP AIR OUT AIR OUT NRP E NRP 1 7 F D G D 2 1 3 4 5 4 4 5 4 CSP REAR RETURN FRONT DISCHARGE RETURN AIR RETURN AIR BSP Side Service Access See Note Service Access 3 91 cm Front and Back All Configurations NOTES ...

Page 7: ...peration Prepare units for installation as follows 1 Compare the electrical data on the unit nameplate with ordering and shipping information to verify that the correct unit has been shipped 2 Keep the cabinet covered with the shipping carton until installation is complete and all plastering painting etc is finished 3 Verify refrigerant tubing is free of kinks or dents and that it does not touch o...

Page 8: ...w these guidelines could result in unsatisfactory unit performance and or premature failure of some unit components Heat Controller will not warrant or accept responsibility for products which fail have defects damage or insufficient performance as a result of improper application The duct system must be sized to handle the airflow quietly and must not exceed the maximum allowable External Static ...

Page 9: ...unit to a duct system with automatic or modulating dampers VAV boxes etc in the supply air system Never allow a situation where the total unit CFM can drop below the minimum required for proper unit operation Installation Never connect a bypass damper from the supply air duct to the return air duct Never allow the return air temperature to drop below the minimum allowable normal temperature for pr...

Page 10: ...e fitting adapters Prevent sealant from reaching the flared surfaces of the joint Table 1 Metal Hose Minimum Bend Radii Figure 2 Supply Return Hose Kit Piping Installation Note When anti freeze is used in the loop assure that it is compatible with Teflon tape or pipe joint compound employed Maximum allowable torque for brass fittings is 30 foot pounds 41 N m If a torque wrench is not available tig...

Page 11: ...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 and opening 46 117 cm minimum from bottom of unit Vent per code IPT Trap Depth 1 5 38mm Min 1 5 38mm 1 4 per foot 21mm per m drain slope PVC or Copper by others See size in table...

Page 12: ...ations as shown in Figure 4 for connection between the HKV Series and the piping system 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 The flow rate is usually set between 2 25 and 3 5 gpm per ton 2 9 l m and 4 5 l m per kW of cooling capacity Heat Controller recommends 2 5 gpm per ton...

Page 13: ...6 30 HKV150 3 208 3 60 197 254 A B C 1 48 1 245 0 9 2 57 3 69 3 110 3 208 3 60 197 254 D E 1 48 1 245 0 14 1 62 2 74 2 110 4 460 3 60 414 506 A B C 1 18 6 125 0 4 3 22 9 27 6 45 4 460 3 60 414 506 D E 1 18 6 125 0 7 0 25 6 30 3 45 5 575 3 60 518 633 A B C 1 14 7 100 0 3 4 18 1 21 8 35 5 575 3 60 518 633 D E 1 14 7 100 0 5 2 19 9 23 6 35 HKV168 3 208 3 60 197 254 A B C 2 23 2 164 0 6 2 52 6 58 4 80...

Page 14: ...al electrical connections must be made with a length of flexible conduit to minimize vibration and sound transmission to the building 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 external walls The wire access hole behind the thermostat may in certain...

Page 15: ...AVM Valve Wiring CXM DXM 1 HKV Unit Electrical Low Voltage CAUTION CAUTION For units with manual or electric water 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...

Page 16: ...ill work with the HKV Series Figure 11 shows typical thermostat wiring Thermostats with Triac outputs are not compatible with CXM boards Electrical Thermostat CXM Control Operation Note See CXM operation manual for detailed information pertaining to controller operation Figure 11 Typical Manual Changeover 2 heat 2 cool thermostat wiring with HKV unit CXM ...

Page 17: ...Heat Controller Inc HKV LArge Commercial IOM Instructions 16 HKV084 150 with CXM Schematic HKV084 150 with CXM ...

Page 18: ...17 IOM Instructions HKV LArge Commercial Heat Controller Inc HKV168 300 with CXM Schematic ...

Page 19: ...failure Belt Tensioning Procedure HKV Blower motors for HKV models are slide base mounted To adjust the belt tension 1 Loosen the two 4 bolts that lock the base to the slide rails 2 Insert a socket into the opening at the front of the base assembly 3 Turn counter clock wise to tighten or clock wise to loosen the belt 4 The belt should be tensioned using a tension gauge method such as the Browning ...

Page 20: ... with the bottom of a straight edge laid across the sheaves 5 Remove the tension checker and read the forct applied from the bottom of the small O ring on the deflection force scale 6 Compare the force you have applied with the values given in the table below The force should be between the minimum and maximum shown The maximum value is shown for New Belt and new belts should be tensioned at this ...

Page 21: ...BX81 BK95H X 1 3 16 1VP50 X 7 8 2HP BX81 BK95H X 1 3 16 1VP44 X 7 8 3HP BX80 BK95H X 1 3 16 1VP50 X 7 8 3HP BX81 192 Blower Sheave Motor Sheave Motor Belt BK95H X 1 3 16 1VP40 X 7 8 3HP BX80 BK110H X 1 3 16 1VP40 X 7 8 3HP BX81 BK95H X 1 3 16 1VP50 X 7 8 3HP BX81 BK95H X 1 3 16 1VP44 X 1 1 8 5HP BX76 BK95H X 1 3 16 1VP50 X 1 1 8 5HP BX77 240 Blower Sheave Motor Sheave Motor Belt BK90H X 1 3 16 1VP...

Page 22: ...9 0 64 0 74 0 79 0 84 0 89 0 94 1 04 1 09 1 14 1 19 1 24 2900 Sheave Mtr B B B A A A A A A C E E E E E 2900 RPM 440 481 517 551 586 618 651 681 710 740 767 795 821 845 872 2900 Turns Open 4 3 2 5 5 4 5 3 5 2 5 1 5 1 5 5 5 5 4 5 3 5 3 2 3000 BHP 0 43 0 49 0 54 0 59 0 64 0 69 0 74 0 84 0 89 0 94 1 04 1 09 1 14 1 19 1 24 1 29 3000 Sheave Mtr B B B A A A A A A A D E E E E E 3000 RPM 412 455 492 526 56...

Page 23: ...9 777 803 828 854 878 3100 Turns Open 4 5 3 5 2 5 6 5 4 3 2 1 5 1 5 6 4 5 4 3 2 5 2 3200 BHP 0 49 0 54 0 64 0 69 0 74 0 84 0 89 0 94 0 99 1 04 1 14 1 19 1 24 1 34 1 39 1 44 3200 Sheave Mtr B B B A A A A A A A C C C C C C 3200 RPM 441 478 513 549 581 614 644 672 703 730 759 785 810 837 861 887 3200 Turns Open 4 3 2 5 5 5 4 3 2 1 5 1 5 5 5 4 5 4 3 2 5 2 3300 BHP 0 54 0 64 0 69 0 74 0 83 0 89 0 94 0 ...

Page 24: ...3 789 812 835 860 882 4000 Turns Open 5 5 5 4 5 3 5 3 2 1 1 5 4 5 3 5 3 2 5 2 A Standard Static Standard Motor B Low Static Standard Motor C High Static Standard Motor D Standard Static Large Motor E High Static Large Motor Unit factory shipped with standard static sheave and drive at 2 5 turns open Other speed require field selection For applications requiring higher static pressures contact your...

Page 25: ... 1 54 1 59 1 64 1 74 1 84 3600 Sheave Mtr B B B A A A A A A A A C C C C C 3600 RPM 511 544 578 608 637 668 695 722 748 776 800 825 849 874 897 920 3600 Turns Open 4 5 3 5 2 5 6 5 5 4 5 4 3 5 2 5 2 1 6 6 5 4 5 4 3700 BHP 0 84 0 89 0 94 1 04 1 14 1 19 1 24 1 34 1 39 1 44 1 54 1 64 1 69 1 74 1 84 1 94 3700 Sheave Mtr B B B A A A A A A A A C C C C C 3700 RPM 526 561 592 621 649 679 706 732 758 785 809...

Page 26: ... 5 5 4 3 5 3 5000 BHP 2 04 2 14 2 24 2 34 2 44 2 54 2 64 2 74 2 84 2 94 5000 Sheave Mtr D D D D E E E E E E 5000 RPM 730 753 776 798 822 844 865 885 908 928 5000 Turns Open 3 2 5 2 1 5 6 6 5 5 5 4 5 4 A Standard Static Standard Motor B Low Static Standard Motor C High Static Standard Motor D Standard Static Large Motor E High Static Large Motor Unit factory shipped with standard static sheave and ...

Page 27: ...6 755 782 806 832 857 881 904 927 950 973 4400 Turns Open 6 5 4 3 5 5 5 4 3 5 3 2 5 1 5 1 6 5 5 4500 BHP 1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 2 1 2 2 2 3 2 4 2 5 2 6 4500 Sheave Mtr B B B A A A A A A A A C C C 4500 RPM 646 678 706 735 763 791 817 842 867 889 912 935 958 980 4500 Turns Open 5 5 4 5 4 6 5 5 4 5 4 3 5 2 5 2 1 5 6 6 5 4600 BHP 1 34 1 44 1 54 1 64 1 74 1 84 1 94 2 04 2 14 2 24 2 34 2 44 2 54 ...

Page 28: ...8 783 808 833 858 880 904 927 950 972 993 1014 1033 1053 1073 1092 6000 Turns Open 5 5 4 5 4 3 5 3 2 5 1 5 1 6 5 5 5 4 5 4 3 5 3 2 5 6100 BHP 2 64 2 74 2 89 3 04 3 14 3 24 3 34 3 49 3 64 3 74 3 84 3 99 4 14 1 24 4 34 4 49 6100 Sheave Mtr A A A D D D D D E E E E E E E E 6100 RPM 769 794 819 843 866 890 913 936 958 980 1000 1021 1041 1061 1081 1099 6100 Turns Open 5 4 5 3 5 3 5 2 5 2 1 5 1 6 5 5 4 5...

Page 29: ... 2 48 5800 Sheave Mtr B B B B B A A A A A D D E E E 5800 RPM 440 481 517 551 586 618 651 681 710 740 767 795 821 845 872 5800 Turns Open 6 5 4 3 2 5 5 4 5 4 3 2 2 1 5 3 5 3 2 6000 BHP 0 98 1 08 1 18 1 28 1 38 1 48 1 68 1 78 1 88 2 08 2 18 2 28 2 38 2 48 2 58 6000 Sheave Mtr B B B B B A A A A D D D E E E 6000 RPM 455 492 526 563 595 628 658 687 718 745 774 800 826 852 876 6000 Turns Open 6 5 3 5 2 ...

Page 30: ...3 5 2 5 1 5 5 5 4 5 3 5 3 2 1 5 1 3 5 3 2 6400 BHP 0 98 1 08 1 28 1 38 1 48 1 68 1 78 1 88 1 98 2 08 2 28 2 38 2 48 2 68 2 78 2 88 6400 Sheave Mtr B B B B B A A A A A A A A C C C 6400 RPM 441 478 513 549 581 614 644 672 703 730 759 785 810 837 861 887 6400 Turns Open 6 5 4 5 3 2 6 5 4 3 5 2 5 2 1 5 1 3 5 2 5 2 6600 BHP 1 08 1 28 1 38 1 48 1 66 1 78 1 88 1 98 2 08 2 28 2 46 2 58 2 68 2 88 2 98 3 08...

Page 31: ... 3 68 3 88 4 08 4 28 8000 Sheave Mtr B B B A A A A A D D E E E E E E 8000 RPM 539 569 601 629 659 685 711 738 763 789 812 835 860 882 906 927 8000 Turns Open 3 2 5 1 5 5 5 4 5 4 3 2 5 2 1 5 4 3 2 5 2 1 5 1 A Standard Static Standard Motor B Low Static Standard Motor C High Static Standard Motor D Standard Static Large Motor E High Static Large Motor Unit factory shipped with standard static sheave...

Page 32: ...C C 7000 RPM 530 565 596 625 654 684 711 738 766 792 816 841 867 890 913 7000 Turns Open 6 5 4 3 6 5 4 5 4 3 2 5 2 1 5 5 5 4 5 4 7200 BHP 1 68 1 78 1 88 2 08 2 18 2 28 2 48 2 68 2 78 2 88 3 08 3 18 3 28 3 48 3 68 7200 Sheave Mtr B B B B A A A A A A A A C C C 7200 RPM 544 578 608 637 668 695 722 748 776 800 825 849 874 897 920 7200 Turns Open 5 5 4 5 3 5 2 5 5 5 5 4 5 3 5 3 2 5 1 5 1 5 4 5 4 7400 B...

Page 33: ...5 2 1 5 9800 BHP 3 88 4 08 4 28 4 48 4 68 4 88 4 98 5 08 5 28 5 48 5 68 5 88 6 08 6 28 6 48 6 68 9800 Sheave Mtr A A A A A A A E E E E E E E E E 9800 RPM 715 739 762 785 810 831 853 874 896 917 937 956 978 997 1016 1035 9800 Turns Open 4 5 4 3 5 3 2 5 1 5 1 5 5 4 5 4 5 3 5 3 3 2 5 2 1 5 10000 BHP 4 08 4 28 4 48 4 68 4 88 5 08 5 28 5 48 5 68 5 88 6 08 6 28 6 48 6 68 6 78 6 88 10000 Sheave Mtr A A A...

Page 34: ...653 685 715 744 771 796 822 847 872 896 919 942 966 8600 Turns Open 5 5 4 5 3 5 2 5 6 5 5 4 5 4 3 2 5 1 5 1 3 8800 BHP 2 48 2 68 2 88 3 08 3 18 3 28 3 48 3 68 3 88 4 08 4 28 4 48 4 68 4 88 8800 Sheave Mtr B B B B B A A A A A A A C C 8800 RPM 633 666 697 726 755 782 806 832 857 881 904 927 950 973 8800 Turns Open 6 5 4 3 2 5 5 5 5 4 3 5 3 2 1 5 3 5 2 5 9000 BHP 2 6 2 8 3 3 2 3 4 3 6 3 8 4 4 2 4 4 4...

Page 35: ...911 934 955 977 998 1019 11600 Turns Open 2 5 6 5 5 4 5 4 3 2 5 2 1 3 5 2 5 2 1 5 11800 BHP 4 88 5 08 5 28 5 48 5 78 6 08 6 28 6 48 6 68 6 98 7 28 7 48 11800 Sheave Mtr B D D D D D D D D E E E 11800 RPM 750 775 799 824 849 874 898 921 944 964 986 1007 11800 Turns Open 2 5 5 5 4 3 5 3 2 5 2 1 3 2 5 2 12000 BHP 5 08 5 28 5 48 5 78 6 08 6 28 6 48 6 68 6 98 7 28 7 48 12000 Sheave Mtr D D D D D D D D E...

Page 36: ...mper clipped Table 6 Building Commissioning Table 6A Unit Operating Limits Environment This unit is designed for indoor installation only Do not install in an area subject to freezing or where humidity levels can cause cabinet condensation Power Supply A voltage variation of 10 of nameplate utilization voltage is acceptable Operation and performance is primarily dependent upon return air temperatu...

Page 37: ... system Addition of these chemicals to the loop water will foul the system and inhibit unit operation loop temperature to about 100 F 38 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 t...

Page 38: ...roper setpoints and operation WARNING WARNING Verify ALL water controls are open and allow water flow prior to engaging the compressor Freezing of the coax or water lines can permanently damage the heat pump WARNING WARNING To avoid equipment damage DO NOT leave system filled in a building without heat during the winter unless antifreeze is added to system water Condenser coils never fully drain b...

Page 39: ... g Turn thermostat to OFF position A hissing noise indicates proper functioning of the reversing valve 6 Operate the heat pump in the heating cycle immediately after checking cooling cycle operation Allow five 5 minutes between tests for pressure to equalize or cycle the reversing valve to equalize a Turn thermostat to lowest setting and set thermostat switch to HEAT position b Slowly turn thermos...

Page 40: ... fault occurred If 3 consecutive faults occur without satisfying the thermostat Y input call then the control will go to Lockout mode The last fault causing the lockout will be stored in memory and can be viewed by going into test mode Consult the CXM manual for complete descriptions Model GPM Pressure Drop 30 F 50 F 70 F 90 F HKV084 10 5 15 75 21 2 4 5 5 9 2 2 0 4 6 7 9 1 2 3 4 6 2 1 1 3 0 5 7 HK...

Page 41: ...__________________ Date ________________________________ Sales Order No __________________________________________ In order to minimize troubleshooting and costly system failures complete the following checks and data entries before the system is put into full operation Temperatures F C Pressures PSIG kPa Cooling Mode Heating Mode Entering Fluid Temperature Leaving Fluid Temperature Temperature Di...

Page 42: ...23 21 26 88 98 329 360 8 14 5 17 10 13 26 28 2 3 128 130 213 234 11 17 10 18 15 17 21 26 93 103 334 365 8 14 5 17 7 11 27 30 3 0 124 131 199 219 12 24 8 16 9 11 21 26 97 108 339 371 8 14 5 17 5 8 27 31 70 1 5 131 136 311 334 7 12 11 20 20 22 20 25 117 129 359 394 9 14 7 18 13 19 31 34 2 3 130 135 297 323 8 11 10 16 14 17 20 25 126 136 369 409 9 14 7 18 10 15 32 36 3 0 130 138 283 318 11 14 7 13 9 ...

Page 43: ...ain In areas where airborne bacteria produce a slime in the drain pan it may be necessary to treat chemically with an algaecide every three months or so to minimize the problem The condensate pan may also need to be cleaned periodically to assure 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 o...

Page 44: ...otor operation and airflow restrictions Too high of external static Check static vs blower table X Air Temperature out of range Too much cold vent air Bring entering air temp within design parameters X Improper temperature limit setting 30 F vs 10 F 1 C vs 12 C Normal airside applications will require 30 F 1 C only X X Bad thermistor Check temp and impedance correlation per chart Condensate Fault ...

Page 45: ...ck 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 Only Compressor Runs X X Thermostat wiring Check G wiring at heat pump Jumper G and R for fan operation X X Fan motor relay Jumper G and R for fan operation Check for Line voltage across BR contacts Check fan power enable relay operation if ...

Page 46: ...ER FP2 FLASH GAS LINE F OTHER SIDE OF FILTR DR F FP1 CLG LIQ LINE F Filter drier not on some units with R22 refrigerant Refrigerant Type R410A R22 R407C Heat of Extraction Absorption or Heat of Rejection ________ flow rate diff factor _____________ Btu hr Superheat Subcooling Suction temperature suction saturation temp Discharge saturation temp liquid line temp deg F deg F gpm x ________ temp deg ...

Page 47: ...e No More Ordering New Panels From the Vendor No More Buying a Different Size Belt No More Heavy Lifting Blower Motor ASM What may have taken a day can now be a 15 minute job Blower Access Panel C Box Motor Access Panel Compressor Access Panel Step 1 Remove the three panels as shown Field Conversion Options Follow all warnings and cautions in this manual before attempting conversion ...

Page 48: ... LArge Commercial Heat Controller Inc Step 2 Remove Blockoff Air Handler as shown Loosen belt and remove Step 3 Remove bolts 4x off blower panel Remove bolts 4x 2x ea side from blower sides Blockoff Air Handler Step 3 Step 3 ...

Page 49: ...48 Step 4 Remove bolts 4x and take blower glides out Blower Glides 2x Step 5 Attach Blower Glides to Blower BTM Load Brackets as shown Use bottom set of holes 203 Dia on Blower BTM Load Brackets Blower Shaft should be sitting right on top of the Blower Glides ...

Page 50: ...ep 6 Stand in front and pull Blower ASM on to the ridge of the Blower Glides Step 7 Rotate Blower ASM using Blower Glides as a guiding track Step 8 When the Blower ASM is parallel to the floor push the Blower ASM back so that the Blower Panel is flush with the unit ...

Page 51: ...Heat Controller Inc HKV LArge Commercial IOM Instructions 50 Step 9 Attach Blower ASM with bolts 4x as shown Step 10 Remove Bower Glides 2x and re attach back in compressor section Step 10 ...

Page 52: ...51 IOM Instructions HKV LArge Commercial Heat Controller Inc Important Step 11 Re bolt Blower ASM to Blower BTM load brackets 4 20 UNC bolts 2x each side Re attach belt and tighten ...

Page 53: ...Instructions 52 Step 12 Re attach Blockoff Air Handler as shown Blockoff Air Handler Blower Filler Panel C Box Motor Access Panel Compressor Panel Access Step 13 Put 3x panels back on Reverse steps to change a Straight Discharge to a Top Discharge ...

Page 54: ...x Motor Access Panel Return Air Control Box Front Control Box Motor Access to Back Access Convertible No More Dumping Charge Adding Charge No More Unbrazing Brazing Copper No More Heavy Lifting Blower Motor ASM No More Flipping Coil Over What may have taken a day can now be a 15 minute job Step 2 Remove Motor Cover and Control Box Cover as shown Motor Cover Control Box Cover ...

Page 55: ...ox Qty 4x and A flip down B slide across and C flip up as shown using the guide rails inside as a guide Re attach control box with screws Right Side View Step 4 Loosen Belt tension and take Belt off Step 5 Remove Bolt Belt Adjustment ASM as shown Step 5 Step 4 Bolt Belt Adjustment ASM Screws A C B ...

Page 56: ...djustment ASM to opposite side and re attach Step 7 Put Belt back on and tighten Put Control Box Cover and Motor Cover on return side Control Box Cover Motor Cover Step 8 Place panels back on unit Reverse steps to go from a front return to a back return Front Return Top Discharge Control Box ...

Page 57: ... is not being connected 2 Electrical access is available on either side left or right of unit and is also available left or right in the front of the unit 3 1 Filter rack can be field converted to 2 Water In Out Available on Either Side Hi Low Voltage Access on Any Side Full Filter Frame Bottom Access 1 2 or 4 Filters 1 or 2 Fiberglass and 4 Merv 8 1 1 2 1 1 2 Water In Water In Water Out Water Out...

Page 58: ...Connect to Either Side of Unit TLV Units come with flex hose and 1 FPT condensate connection tied inside shown above Installer will untie flex hose and make an internal trap on either the left side shown above or on the right side Internally attach mounting plate with FPT fitting HKV ...

Page 59: ...04 2009 11 2010 ...

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