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Summary of Contents for 50ZP036

Page 1: ...1 FAN OPERATION 11 COOLING 11 HEATING 11 MAINTENANCE 12 Air Filter 16 Unit Top Removal Condenser Coil Side 16 C00155 Fig liUnit 50ZP Evaporator Blower and Motor 16 Condenser Coil Evaporator Coil and C...

Page 2: ...odes The unit should be level to within 1 4 inch This is necessary lkw the unit drain to function properly Step 3 Provide Clearances The required minimmn service clearances and clearances to combustib...

Page 3: ...REMENTS UNIT TQP 48 0011219 21 SIDE OPPOSITE DUCTS 36 00 1762 0 LEGEND NEC National Electrical Code NOTES 1 Clearances must be maintained to prevent recirculation of air from outdoor fan discharge wit...

Page 4: ...SIDE 30 00 762 0 EXCEPT FOR NEC REOUIREMENTS UNIT TOP 48 00 1219 2 S DE OPPOS TE DUCTS 30 60 762 0 LEGEND NEC National Electrical Code NOTES 1 Clearances must be maintained to prevent recirculation o...

Page 5: ...ONDENSER COIL ACCESS SIDE 30 00 762 0 POWER ENTRY SIDE 30 00 762 0 EXCEPT FOR NEC REQUIREMENTS UNIT TOP 48 00 1219 21 SIDE OPPOSITE DUCTS 30 00 762 0 LEGEND NEC National Electrical Code NOTES 1 Cleara...

Page 6: ...dards lk r residential beating and air conditioning systenls Secure all ducts to building structure Flash weatherproof and vibration isolate duct openings in wall or roof according to good constructio...

Page 7: ...trap at the beginning of the cooling season start up Allowable glues lbr condensate trap connection are Standard ABS CPVC or PVC cement Step 7 Install Electrical Connections The unit cabinet nmst have...

Page 8: ...control power leads as shown in Fig 14 Route thermostat wires through grommet providing a drip loop at the paneh Connect low voltage leads to the thermostat as shown in Fig 14 The unit translormer su...

Page 9: ...ttached to or shipped with unit Make the li llowing inspections a Inspect liar shipping and handling damages such as broken lines loose parts disconnected wires etc COMPRESSOR TRANSFORMER CONTACTOR O...

Page 10: ...ter evacuating system weigh in the specified amount of refi igerant Relk_rto Table 1 LOW CHARGE COOLING Use Cooling Charging Charts Fig 17 20 Vary refi igerant until the conditions of the appropriate...

Page 11: ...gh the overload with an ohmmeter or continuity tester Step 6 Sequence of Operation FAN OPERATION The FAN switch on the thermostat controls indoor l_m operation When the FAN switch is placed in the ON...

Page 12: ...ngth in table determine size from NEC 3 Unbalanced 3 Phase Supply Voltage Never operate a motor where a phase imbalance in supply volt age is greater than 2 Use the following formula to determine the...

Page 13: ...NOTE_2 BRN_ I _ I _ I _ I _ I BRN HR1 i BRN BRN TDRj3 OR IFR 3 24VBS_ICE LEGEND COMPONENT ARRANGEMENT ii COMP BLK iS YEL BRN _R INDOOR FAN BLOWER HOUSING GND L_ _ i _ RN YELI E BRN HEAT BRN _CCESSOR_...

Page 14: ...COMPRESSOR CAP CAPACITOR MARKED WIRE COMP COMPRESSOR MOTOR TERMINAL MARKED EQUIP EQUIPMENT FL FUSE LINK 0 TERMINAL UNMARKED OND GROUND HR HEATER RELAY STRIP HEAT TERMINAL BLOCK IFM INDOOR FAN MOTOR SP...

Page 15: ...21 27 32 SUCTION L NE TEMPERATURE C C00019 Fig 19 Cooling Charging Chart 50ZP048 Units 258 II0 589 O0 OUTOOORTEMP oF oc 125 52 _ _ _ t 115 46 105 41 _821 90 _ t 95 35 u3 _ o EgO _ _ _ 75 24 u_ 65 18 _...

Page 16: ...onomy and continuing efficiency clean accunmlated dirt and grease li om the blower wheel and motor annually Disconnect and tag electrical power to the unit belk_re cleaning the blower wheel Faihn e to...

Page 17: ...159 890 835 790 650 1901 1855 1752 1468 896 840 800 691 2052 1926 1791 1588 860 828 750 700 1989 1889 1820 1729 977 924 860 819 2262 2132 2001 1910 1058 1011 979 869 2292 2169 2056 1943 0 9 735 1060 5...

Page 18: ...igerant Circuit Inspect all refrigerant tubing connections and the unit base Iiw oil accumulations annually Detecting oil generally indicates a refi ig erant leak If oil is detected or if low cooling...

Page 19: ...load Compressor valves leaking Refrigerant overcharged Dirty air filter Low refrigerant charge Metering device or low side restricted Insufficient evaporator airflow Temperature too low in conditioned...

Page 20: ...sor Amps L1 L2 L3 Indoor Evaporator Fan Amps TEMPERATURE Outdoor Condenser Air Temperature _ DB Return Air Temperature DB WB Cooling Supply Air DB WB PRESSURES Refrigerant Suction psig Refrigerant Dis...

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