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INSTALLATION,

OPERATION

MAINTENANCE

MANUAL

SINGLE PACKAGED ROOF TOP AIR CONDITIONERS

'PT' SERIES

MODELS: PT036 - PT360

Part Number: 800-213-03

Содержание PT036

Страница 1: ...INSTALLATION OPERATION MAINTENANCE MANUAL SINGLE PACKAGED ROOF TOP AIR CONDITIONERS PT SERIES MODELS PT036 PT360 Part Number 800 213 03 ...

Страница 2: ...tructions Start up inspection check list 12 Electrical data 13 14 Performex controller operation functions 15 16 Crankcase heater 16 Pump down control 16 Maintenance instructions Airflow adjustment 17 Crankcase heater 17 Cleaning of coils filters 17 Belt tension testing procedure 17 18 Field wiring connections 18 Preventive maintenance schedule 19 Trouble shooting chart 20 21 Typical schematic wir...

Страница 3: ...OR MODEL DECODING 7 REFRIGERA TION CIRCUIT S SINGLE 14 OTHER OPTIONS N STANDARD UNIT I ANTI ICE U UVM V VOLT FREE CONTACT 13 PDS OPTION N NO PDS OPTION P PDS OPTION 1 2 BASIC 3 4 5 NOMINAL COOLING CAPACITY MBH 8 BLOWER MOTOR 6 ELECTRICAL SUPPLY V Ph Hz 10 HEATER OPTIONS kW STAGE 12 CONDENSER COIL PT COOLINE PACKAGED UNIT 075 090 100 120 180 215 240 300 360 L 380 415 3 50 4 WIRE N NO HEATER A 5 1 B...

Страница 4: ...ING where the situation will result in personal injury CAUTION where personal injury might occur and ATTENTION where minor personal injury and or property dam age could happen Please understand and respect those identifications WARNING The PT units operate on a high voltage with moving parts at high speed which can lead to serious injuries and or damage to the unit Never attempt to service the uni...

Страница 5: ... base 2 That the terrain allows for drainage away from the unit 3 If the unit is to be roof mounted inspect the roof for load bearing capacity The roof should have sufficient structural strength to carry the weight of the unit 4 Install unit on vibration isolation pads i e on rubber mounting pads 5 Availability of electric power 6 To position the unit for unrestricted air circulation of the conden...

Страница 6: ...enser coil B Clearance dimension from compressor control box blower evaporator coil filter C Clearance dimension from condenser coil filter D Clearance dimension over the condenser fan MODEL DIMENSIONS NUMBER A B C D E PT180 120 120 115 250 90 PT215 120 120 115 250 90 PT240 120 120 115 250 90 PT300 120 120 115 250 90 PT360 120 120 115 250 90 A Clearance dimension from condenser coil B Clearance di...

Страница 7: ...ive package should match the required CFM corresponding external static pressure ATTENTION Avoid abrupt changes in size and or direction of duct to ensure proper unit performance UNIT WEIGHT WEIGHT DISTRIBUTION ELECTRIC HEATERS Electric heater kit is installed in the unit at the supply air opening space MODEL NUMBER WEIGHTS Kg J K M L PT036 PT048 PT060 PT075 PT090 PT100 PT120 PT180 PT215 PT240 PT3...

Страница 8: ...imensions in brackets are in inches 2 Service clearance should be 1200mm 4 feet on all sides 7 CONDENSATE DRAIN OUTLET BOTH ENDS MOUNTING HOLES Ø 13 0 5 4 EACH K J 286 11 27 90 3 53 51 2 00 15 0 59 61 2 41 850 33 46 FRESH AIR OPENING POWER SUPPLY INLET DRAIN OUTLET BOTH ENDS FILTER ACCESS PANEL BOTH ENDS CONDENSER COIL CONDENSER COIL COMPRESSOR CONTROLS ACCESS PANEL ACCESS PANEL FOR BLOWER AND MOT...

Страница 9: ...UNIT DIMENSIONS PT090 PT120 NOTE 1 All dimensions are in mm dimensions in brackets are in inches 2 Service clearance should be 1200mm 4 feet on all sides 8 SIDE VIEW SIDE VIEW FRONT VIEW TOP VIEW ...

Страница 10: ...UNIT DIMENSIONS PT180 NOTE 1 All dimensions are in mm dimensions in brackets are in inches 2 Service clearance should be 1200mm 4 feet on all sides 9 SIDE VIEW SIDE VIEW FRONT VIEW TOP VIEW ...

Страница 11: ...UNIT DIMENSIONS PT215 PT240 NOTE 1 All dimensions are in mm dimensions in brackets are in inches 2 Service clearance should be 1200mm 4 feet on all sides 10 SIDE VIEW SIDE VIEW FRONT VIEW TOP VIEW ...

Страница 12: ...UNIT DIMENSIONS PT300 PT360 NOTE 1 All dimensions are in mm dimensions in brackets are in inches 2 Service clearance should be 1200mm 4 feet on all sides 11 SIDE VIEW SIDE VIEW FRONT VIEW TOP VIEW ...

Страница 13: ...Connect the manifold gauge to suction discharge line service valves Prepare recommended instruments for checking Voltage Amps RPM CFM static pressure etc 16 Start the blower fan and condenser fan Check the amperage against the nameplate ampere 17 Start the compressor observe the compressor discharge and suction pressures If not within system design limits determine why take corrective action MODEL...

Страница 14: ...50 4 WIRE 24 30 5 6 7 6 9 1 24 24 30 30 7 5 10 11 4 15 2 24 24 30 30 12 15 18 2 22 8 27 3 33 30 35 20 30 4 42 5 45 25 1 30 5 6 7 6 9 1 25 1 25 1 30 30 7 5 10 11 4 15 2 25 1 25 1 30 30 12 15 18 2 22 8 28 6 34 4 30 35 20 30 4 43 9 45 FM each 8 2 1 9 FOR PT090 342 457 1 9 28 9 35 7 5 10 11 4 15 2 28 9 28 9 35 35 10 12 15 2 18 2 28 9 28 9 35 35 15 20 22 8 30 4 33 42 5 35 45 30 40 7 5 10 11 4 15 2 30 3...

Страница 15: ...ATER BM COMPR ESSOR each RLA LRA HP FLA Nom kW FLA MOCP MCA ELECTRIC HEATER BM COMPR ESSOR each RLA LRA HP FLA Nom kW FLA VOLTAGE RANGE FLA Max Min POWER SUPPLY V Ph Hz PT240 PT300 MODEL NUMBER DESCRIPTION 167 MODELS PT240 PT300 7 5 10 13 15 1 7 5 10 13 15 1 118 19 6 380 415 3 50 4 WIRE 78 2 100 10 12 15 2 18 2 78 2 78 2 100 100 15 20 22 8 30 4 78 2 78 2 100 100 25 30 38 45 6 78 2 78 2 100 100 35 ...

Страница 16: ...continuously or stage with the compressor heaters PROTECTION The PerformexTM Controller will provide the following protection 1 Compressor high pressure protection option 2 Compressor low pressure protection ELECTRONIC THERMOSTAT LCD display a Room temperature display b Mode of operation Cool Heat Auto Fan system control c Set temperature d Compressor Status ON OFF FAULT e Error Codes 1 ON OFF Pre...

Страница 17: ...pressor 2 high pressure trip or contact open not applicable for single compressor units E10 Compressor 1 low pressure trip E11 Compressor 2 low pressure trip not applicable for single compressor units CRANKCASE HEATER The crankcase heater is provided to hold the compressor oil reservoir at higher temperature than the coldest part in the system Power must be supplied to crankcase heater for a minim...

Страница 18: ...s recommended once in a year to prevent bacteria growing under the coil BELT TENSION TESTING PROCEDURE INSTRUCTION Applicable for PT075 PT360 only To determine the lbs force required to tension a drive you simply do the following 1 Measure the Belt span as shown 2 Divide belt span by 64 to get belt deflection needed to check tension 3 Set large 0 ring on span scale at required belt deflection This...

Страница 19: ...E 16 TO 22 AWG WIRE INDOOR THERMOSTAT ECB HVTB NTB HVTB HIGH VOLTAGE TERMINAL BLOCK ECB ELECTRONIC CONTROL BOARD BELT TENSION TESTING PROCEDURE BELT TENSION CHECKER MEASURE THE BELT DEFLECTION FORCE BELT TYPE A B BELT CROSS SECTION 3 L 4 L 5 L SMALL PULLEY PITCH DIA P D RANGE 1 25 1 75 2 2 25 2 5 3 2 1 2 8 3 3 5 3 7 5 3 4 2 4 5 5 2 MINIMUM 1 2 5 8 3 4 1 1 8 1 1 2 1 7 8 2 2 3 8 MAXIMUM 5 8 7 8 1 1 ...

Страница 20: ...rrect Check for rusted paint Check all temperature pressure readings as applicable and satisfy the operation performance Run test all motors and check the amperage Grease oil as required Check vibration isolators Clean and fix thermal bulbs in the correct location Insulate it Check canvass connections insulation damage NOTE Always observe for abnormal noise or vibration MAINTENANCE TOOLS EQUIPMENT...

Страница 21: ... if necessary 3 Clean it 4 Verify the reason and correct it 5 Check and replace it 6 Check and replace it 1 Power off Blown fuse 2 Faulty field wiring 3 Loose connections 4 Defective thermostat 1 Battery life is over 1 Blower belt slipped not fixed 2 Faulty wiring 3 Burned wiring 4 Defective blower motor contactor 5 Defective blower motor 1 Wrong rotation Applicable initial start up or after a pow...

Страница 22: ...eason and correct it refer to symptom for low suction pressure 3 Adjust the fan cycling 4 Adjust the thermostat setting 5 Verify the reason and correct it refer to symptom for cooling coil ice up 6 Verify the reason and correct it refer to symptom for blower works less air 1 Check and verify the reason refer to symptom for high discharge pressure 2 Adjust thermostat 3 Check the design unit selecti...

Страница 23: ...HEATER DATA TABLE HEATER CONNECTION DETAILS TYPICAL SCHEMATIC WIRING DIAGRAM MODELS PT036 PT075 Single compressor units NOTE 1 Refer to next page for legend notes wiring diagram for optional items 2 Refer to unit control box inside panel for exact wiring diagram 22 ...

Страница 24: ...OW PRESSURE SWITCH LUG LUG GROUND NTB NEUTRAL TERMINAL BLOCK O L OVER LOAD OHT OVER HEAT THERMOSTAT PDS PUMP DOWN SOLENOID SSPS SOLID STATE PROTECTIVE SYSTEM SD SMOKE DETECTOR TRANS TRANSFORMER T STAT THERMOSTAT UVM UNDER VOLTAGE MONITOR FIELD WIRING DISCONNECT TAB 1 4 SPLICE CLOSED END TERMINAL BLOCK OR TERMINATION POINT _ _ _ NOTES 1 POWER SUPPLY 380 415V 3PH 50Hz 2 ANY WIRE REPLACEMENT SHOULD B...

Страница 25: ...CHEMATIC WIRING DIAGRAM NOTE 1 Refer to next page for legend notes wiring diagram for optional items 2 Refer to unit control box inside panel for exact wiring diagram MODELS PT090 PT120 Dual compressor units 24 ...

Страница 26: ... 2 L3 LINE 3 LPS LOW PRESSURE SWITCH LUG LUG GROUND NTB NEUTRAL TERMINAL BLOCK O L OVER LOAD OHT OVER HEAT THERMOSTAT PDS PUMP DOWN SOLENOID SSPS SOLID STATE PROTECTIVE SYSTEM SD SMOKE DETECTOR TRANS TRANSFORMER T STAT THERMOSTAT UVM UNDER VOLTAGE MONITOR FIELD WIRING DISCONNECT TAB 1 4 SPLICE CLOSED END TERMINAL BLOCK OR TERMINATION POINT _ _ _ NOTES 1 POWER SUPPLY 380 415V 3PH 50Hz 2 ANY WIRE RE...

Страница 27: ...EE HEATER DATA TABLE HEATER CONNECTION DETAILS CONNECTION FOR SCROLL COMP WITH SSPS TO HVTB TYPICAL SCHEMATIC WIRING DIAGRAM NOTE 1 Refer to next page for legend notes wiring diagram for optional items 2 Refer to unit control box inside panel for exact wiring diagram MODELS PT180 PT240 Dual compressor units 26 ...

Страница 28: ...NY WIRE REPLACEMENT SHOULD BE OF 900 C OR ITS EQUIVALENT USE COPPER CONDUCTOR WIRES ONLY 3 IF PDS HEATERS ARE FACTORY INSTALLED PLEASE READ BROKEN LINES AS CONTINUOUS LINES 4 POWERMUSTBESUPPLIEDTOCRANKCASEHEATERFOR MINIMUM OF 12 HOURS PRIOR TO SYSTEM START UP IF POWER IS OFF 6 HOURS OR MORE CRANKCASE HEATER MUST BE ON FOR 12 HOURS BEFORE OPER ATING THE SYSTEM FAILURE TO FOLLOW THESE INSTRUCTIONS M...

Страница 29: ...CHEMATIC WIRING DIAGRAM MODELS PT300 PT360 Dual compressor units NOTE 1 Refer to next page for legend notes wiring diagram for optional items 2 Refer to unit control box inside panel for exact wiring diagram 28 ...

Страница 30: ...OSTAT UVM UNDER VOLTAGE MONITOR FIELD WIRING DISCONNECT TAB 1 4 SPLICE CLOSED END TERMINAL BLOCK OR TERMINATION POINT _ _ _ NOTES 1 POWER SUPPLY 380 415V 3PH 50Hz 2 ANY WIRE REPLACEMENT SHOULD BE OF 900 C OR ITS EQUIVALENT USE COPPER CONDUCTOR WIRES ONLY 3 IF PDS HEATERS ARE FACTORY INSTALLED PLEASE READ BROKEN LINES AS CONTINUOUS LINES 4 POWERMUSTBESUPPLIEDTOCRANKCASEHEATERFOR MINIMUM OF 12 HOURS...

Страница 31: ...00 558 00 800 558 00 800 558 00 800 558 00 800 558 00 FAN GRILLE 800 625 46 800 625 46 800 625 46 800 625 46 800 625 29 800 625 29 800 625 29 800 625 74 800 625 74 FILTER DRIER 800 531 08 800 531 08 800 531 08 800 531 08 800 531 08 800 531 08 800 531 08 800 531 05 800 531 05 SIGHT GLASS OPTION 800 201 00 800 201 00 800 201 00 800 201 00 800 201 00 800 201 00 800 200 00 800 200 00 800 200 00 PARTS ...

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