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50VL-C, 50VL-F: Installation Instructions

Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.

3

A200004

Fig. 2 – 24-36 Unit Dimensions

Summary of Contents for Comfort 50VL-F

Page 1: ...refer to the current editions of the Canadian electrical Code CSA C22 1 Recognize safety information This is the safety alert symbol When you see this symbol on the unit and in instructions or manual...

Page 2: ...s and PE Professional Engineering Certificate if required Roof Curb Install accessory roof curb in accordance with instructions shipped with curb See Fig 4 Install insulation cant strips roofing and f...

Page 3: ...50VL C 50VL F Installation Instructions Manufacturer reserves the right to change at any time specifications and designs without notice and without obligations 3 A200004 Fig 2 24 36 Unit Dimensions...

Page 4: ...50VL C 50VL F Installation Instructions Manufacturer reserves the right to change at any time specifications and designs without notice and without obligations 4 A150533 Fig 3 42 60 Unit Dimensions...

Page 5: ...1 lb density Fig 4 Roof Curb Dimensions UNIT SIZE CATALOG NUMBER A IN mm B small common base IN mm B large base IN mm Part Number CPRCURB011B00 can be used on both small and large basepan units The cr...

Page 6: ...des Ducts passing through an unconditioned space must be insulated and covered with a vapor barrier If a plenum return is used on a vertical unit the return should be ducted through the roof deck to c...

Page 7: ...When using a gravel apron make sure it slopes away from the unit Connect a drain tube using a minimum of 3 4 in PVC or 3 4 in copper pipe all field supplied at the outlet end of the 2 in 51 mm trap D...

Page 8: ...nances Adhere to the following criteria when selecting sizing and installing the duct system 1 Units are shipped for side shot installation 2 Select and size ductwork supply air registers and return a...

Page 9: ...they do not interfere with operation of unit If an accessory electric heater is installed low voltage leads from heater must be connected to factory supplied control leads from Indoor Fan Board P4 con...

Page 10: ...7 3 17 4 7 3 17 4 7 3 17 5 6 INDOOR BLOWER Nominal Cooling Airflow Cfm Size in Size mm Motor HP RPM 800 10x10 254x254 1 2 1050 1000 10x10 254x254 1 2 1050 1150 11x10 279 4x254 3 4 1000 1350 11x10 279...

Page 11: ...rs start Observe that compressor and outdoor fan shut down when control setting is satisfied and that indoor blower shuts down after 90 second fan time delay expires IMPORTANT Three phase scroll compr...

Page 12: ...lor coding on the indoor fan motor leads see Table 3 The additional 4 speed tap wires are shipped loose with vinyl caps and are located in the control box near the interface fan board IFB See Fig 11 S...

Page 13: ...Y and G These completed circuits through the thermostat connect contactor coil C through unit wire Y and time delay relay TDR through unit wire G across the 24 V secondary of transformer TRAN The nor...

Page 14: ...d Low Pink CFM 1174 1107 1045 985 914 890 825 760 673 572 BHP 0 32 0 32 0 33 0 33 0 34 0 35 0 36 0 37 0 37 0 37 Medium1 Red CFM 1246 1195 1148 1081 1019 953 884 859 795 690 BHP 0 38 0 39 0 39 0 40 0 4...

Page 15: ...ation speed Table 5 Dry Coil Air Delivery Horizontal Discharge Sizes 36 60 3 Phase Models Only Unit Motor Speed Wire Color External Static Pressure IN W C 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 36 Low Bl...

Page 16: ...20 0 21 Med Low Pink CFM 1002 936 875 821 748 687 613 554 565 518 WATTS 144 155 161 171 176 187 193 203 209 220 BHP 0 15 0 17 0 17 0 18 0 19 0 20 0 21 0 22 0 22 0 24 Medium Red CFM 1255 1210 1145 1074...

Page 17: ...Black CFM 2480 2432 2375 2322 2236 2161 2085 2006 1917 1808 WATTS 1029 1012 995 975 941 908 869 836 796 751 BHP 1 10 1 09 1 07 1 05 1 01 0 97 0 93 0 90 0 85 0 81 Shaded areas indicate speed static co...

Page 18: ...Table IN W C Small Cabinet 24 36 STATIC STANDARD CFM SCFM 500 600 700 800 900 1000 1100 1200 1300 1400 1500 1600 5 kW 0 00 0 00 0 00 0 00 0 00 0 00 0 00 0 00 0 02 0 04 0 06 0 07 10 kW 0 00 0 00 0 00...

Page 19: ...nstallation Instructions Manufacturer reserves the right to change at any time specifications and designs without notice and without obligations 19 A150503 Fig 12 Connection Wiring Diagram 24 36 60 Si...

Page 20: ...Installation Instructions Manufacturer reserves the right to change at any time specifications and designs without notice and without obligations 20 A150513 Fig 13 Ladder Wiring Diagram 24 36 60 Size...

Page 21: ...F Installation Instructions Manufacturer reserves the right to change at any time specifications and designs without notice and without obligations 21 A200013 Fig 14 Connection Wiring Diagram 30 Size...

Page 22: ...L F Installation Instructions Manufacturer reserves the right to change at any time specifications and designs without notice and without obligations 22 A200014 Fig 15 Ladder Wiring Diagram 30 Size 20...

Page 23: ...0VL F Installation Instructions Manufacturer reserves the right to change at any time specifications and designs without notice and without obligations 23 A150504 Fig 16 Connection Wiring Diagram 208...

Page 24: ...50VL F Installation Instructions Manufacturer reserves the right to change at any time specifications and designs without notice and without obligations 24 A150514 Fig 17 Ladder Wiring Diagram 208 23...

Page 25: ...50VL F Installation Instructions Manufacturer reserves the right to change at any time specifications and designs without notice and without obligations 25 A150505 Fig 18 Connection Wiring Diagram 46...

Page 26: ...C 50VL F Installation Instructions Manufacturer reserves the right to change at any time specifications and designs without notice and without obligations 26 A150515 Fig 19 Ladder Wiring Diagram 460...

Page 27: ...bulb indoor condition Where a dash appears do not attempt to check charge or charge unit under these conditions using the superheat method Weigh in method should be used A150625 To properly check or...

Page 28: ...ation in blower compartment d Ensure proper reassembly by marking blower wheel and motor in relation to blower housing before disassembly e Loosen setscrew s that secures wheel to motor shaft remove s...

Page 29: ...pose the fan blade 3 Inspect the fan blades for cracks or bends 4 If fan needs to be removed loosen the setscrew and slide the fan off the motor shaft 5 When replacing fan blade position blade as show...

Page 30: ...ditional safety hazards For models that have a scroll compressor the compressor pumps refrigerant throughout the system by the interaction of a stationary and an orbiting scroll The scroll compressor...

Page 31: ...rough the louvered openings in the unit base 4 Perform required service 5 Remove and dispose of any oil contaminated material per local codes Liquid Line Filter Drier The filter drier is specifically...

Page 32: ...rigerant evacuate system and recharge to capacities shown on rating plate Defective compressor Replace and determine cause Insufficient line voltage Determine cause and correct Blocked outdoor coil De...

Page 33: ...ELECTRICAL CONNECTIONS AND TERMINALS FOR TIGHTNESS CHECK THAT INDOOR EVAPORATOR AIR FILTER IS CLEAN AND IN PLACE VERIFY THAT UNIT INSTALLATION IS LEVEL CHECK FAN WHEEL AND PROPELLER FOR LOCATION IN H...

Page 34: ...dianapolis IN 46231 Edition Date 01 20 Catalog No 50VL 17SI Replaces 50VL 16SI 50VL C 50VL F Installation Instructions Manufacturer reserves the right to change at any time specifications and designs...

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