background image

UNIT

ELECTRICAL CHARACTERISTICS

UNIT WEIGHT

UNIT HEIGHT

IN. [MM]

"A"

CENTER OF GRAVITY

IN. [MM]

lb

kg

X

Y

Z

50GL042

208/230-3-60, 460-3-60

321

146

38.98 [990.2]

20.5 [520.7]

16.8 [425.5]

16.6 [421.6]

50GL048

208/230-3-60, 460-3-60

326

148

38.98 [990.2]

19.5 [495.3]

17.6 [447.6]

18.0 [457.2]

50GL060

208/230-3-60, 460-3-60

399

181

42.98 [1091.1]

20.5 [520.7]

16.2 [412.8]

17.6 [447.0]

Fig. 3—50GL042-060 Unit Dimensions

C00065

REQUIRED CLEARANCE FOR OPERATION AND SERVICING

in. [mm]

EVAP. COIL ACCESS SIDE..............................................................36.00 [914.0]
POWER ENTRY SIDE......................................................................36.00 [914.0]
(EXCEPT FOR NEC REQUIREMENTS)
UNIT TOP .......................................................................................48.00 [1219.0]
SIDE OPPOSITE DUCTS ................................................................36.00 [914.0]
DUCT PANEL ...................................................................................12.00 [304.8] *

*MINIMUM DISTANCES:  IF UNIT IS PLACED LESS THAN 12.00 [304.8] FROM
      WALL SYSTEM, THEN SYSTEM PERFORMANCE MAYBE COMPROMISE.

REQUIRED CLEARANCE TO COMBUSTIBLE MATL.

in. [mm]

TOP OF UNIT ...................................................................................14.00 [355.6]
DUCT SIDE OF UNIT.........................................................................2.00 [50.8]
SIDE OPPOSITE DUCTS ................................................................14.00 [355.6]
BOTTOM OF UNIT .............................................................................0.50 [12.7]
ELECTRIC HEAT PANEL .................................................................36.00 [914.4]

NEC. REQUIRED CLEARANCES.

in. [mm]

BETWEEN UNITS, POWER ENTRY SIDE ....................................42.00 [1066.8]
UNIT AND UNGROUNDED SURFACES, POWER ENTRY SIDE ...36.00 [914.0]
UNIT AND BLOCK OR CONCRETE WALLS AND OTHER
GROUNDED SURFACES, POWER ENTRY SIDE.........................42.00 [1066.8]

4 4 . 5   [ 1 . 7 5 ]

4

Содержание 50GL030

Страница 1: ...n working on air conditioning equipment observe precautions in the literature tags and labels attached to the unit and other safety precautions that may apply Follow all safety codes Wear safety glass...

Страница 2: ...n on sides of the unit Do not secure the unit to the slab except when required by local codes GROUND LEVEL If local codes permit the unit can be placed directly on the ground Prepare a level gravel fo...

Страница 3: ...6 914 DUCT PANEL 12 304 8 MINIMUM DISTANCES IF UNIT IS PLACED LESS THAN 12 IN 304 8 MM FROM WALL SYSTEM THEN THE SYSTEM PERFORMANCE MAY BE COMPROMISED REQ D CLEARANCES TO COMBUSTIBLE MAT L IN MM TOP O...

Страница 4: ...0 POWER ENTRY SIDE 36 00 914 0 EXCEPT FOR NEC REQUIREMENTS UNIT TOP 48 00 1219 0 SIDE OPPOSITE DUCTS 36 00 914 0 DUCT PANEL 12 00 304 8 MINIMUM DISTANCES IF UNIT IS PLACED LESS THAN 12 00 304 8 FROM...

Страница 5: ...N MM D IN MM ROOF CURB 030 036 CPRFCURB006A00 8 203 11 27 32 301 30 5 8 778 28 3 4 730 CPRFCURB007A00 14 356 11 27 32 301 30 5 8 778 28 3 4 730 042 060 CPRFCURB008A00 8 203 15 27 32 402 42 1 8 1070 40...

Страница 6: ...e pan from overflowing See Fig 8 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 out...

Страница 7: ...Air Conditioning Engineers ASHRAE recommen dations 9 Use flexible transition between rigid ductwork and unit to prevent transmission of vibration The transition may be screwed or bolted to duct flang...

Страница 8: ...BLOWER Nominal Airflow Cfm Size in Motor hp 1000 10x10 1 4 1200 10x10 1 2 1400 11x10 3 4 1600 11x10 3 4 1750 11x10 1 HIGH PRESSURE SWITCH psig Cutout Reset Auto 610 15 420 25 LOSS OF CHARGE LOW PRESSU...

Страница 9: ...compressor SPECIAL PROCEDURES FOR 208 V OPERATION Make sure that the power supply to the unit is switched OFF before making any wiring changes With disconnect switch open move yellow wire from transfo...

Страница 10: ...0 62 0 0 9 3 2 5 0 10 0 15 0 20 0 6 0 12 0 18 0 24 1 15 4 15 4 19 0 26 6 34 1 20 20 20 30 35 Heater capacity KW based on heater voltage of 208v 240v 480v If power distribution voltage to unit varies f...

Страница 11: ...us loose parts have been removed START UP CHECK FOR REFRIGERANT LEAKS Proceed as follows to locate and repair a refrigerant leak and to charge the unit 1 Locate leak and make sure that refrigerant sys...

Страница 12: ...Fig 13 208 230 3 60 Wiring Diagram C00061 208 230 3 30 12...

Страница 13: ...Fig 14 460 3 60 Wiring Diagram C00062 13...

Страница 14: ...al power to the unit before changing blower speed Electrical shock can cause serious injury or death Airflow can be changed by changing the lead connections of the blower motor All 50GL units are fact...

Страница 15: ...5 0 6 0 7 0 8 0 9 1 0 30 Low Watts 246 244 243 241 Cfm 910 806 749 680 Med Watts 343 339 336 332 328 322 317 Cfm 1148 1104 1028 958 850 782 645 High Watts 441 432 421 410 400 Cfm 1102 988 896 783 529...

Страница 16: ...nit and check for proper blower rotation and motor speeds during heating and cooling cycles CONDENSER COIL EVAPORATOR COIL AND CONDEN SATE DRAIN PAN Inspect the condenser coil evaporator coil and cond...

Страница 17: ...nst excessive con denser coil pressure It opens at 610 psig High pressure may be caused by a dirty condenser coil failed fan motor or condenser air recirculation To check switch 1 Turn off all power t...

Страница 18: ...3 1172 SUCTION LINE PRESSURE KILOPASCALS SUCTION LINE PRESSURE PSIG 20 0 7 27 21 16 10 4 1 80 0 70 0 60 0 50 0 40 0 30 0 042 60 Hz CHARGING CHART FOR USE WITH UNITS USING R410A REFRIGERANT OUTDOOR TEM...

Страница 19: ...ocal codes LIQUID LINE FILTER DRIER The filter drier is specifically designed to operate with Puron Use only factory authorized components Filter drier must be replaced whenever the refrigerant system...

Страница 20: ...hoses with 750 psig service pressure rating Leak detectors should be designed to detect HFC refrigerant Puron as with other HFCs is only compatible with POE oils Vacuum pumps will not remove moisture...

Страница 21: ...tage Determine cause and correct Blocked condenser Determine cause and correct Defective run start capacitor overload or start relay Determine cause and replace Defective thermostat Replace thermostat...

Страница 22: ...___ Indoor Evaporator Fan Amps __________ TEMPERATURE Outdoor Condenser Air Temperature __________ DB Return Air Temperature __________ DB __________ WB Cooling Supply Air __________ DB __________ WB...

Отзывы: