ICP PHAD60N1K1, Installation Instructions Manual

Page 1: ...ons Installation Requirements Wiring Location Clearances Start Up Procedures Air Distribution Maintenance Economizer Accessory Hoisting Rigging 80 10 41 I RESIDENTIAL SINGLE PHASE WITH DIRECT DRIVE BLOWER II I Printed in U S A 518 01 1001 00 7 97 ...

Page 2: ...nections 12 Filters 12 7 Economizer Accessory 13 Theory of Operation 13 Sequence of Operation 14 Cooling Mode 14 Heating Mode 14 8 Start up Procedures 15 Circulating Air Blower 15 Determining Blower Speed 15 Speed Taps 15 Cooling Heating and Auxiliary Electric Strip Heat Heat Pump 15 Check Before Starting 15 Circulating Air Blower 15 Sequence of Operation 16 17 9 Operation 18 Features 18 Scroll An...

Page 3: ...l injury or death WARNING Hazards or unsafe practices which COULD result in severe personal injury or death CAUTION Hazards or unsafe practices which COULD result in minor personal injury or product or property dam age Warning Label White lettering on a black background except the word WARNING which is black with an orange background Signal Words in Manuals The signal word WARNING is used througho...

Page 4: ... 2 1 8 308 R E4 4 363 S 2 4 3E8 LOW VOLTAGE 1 2 CONDUIT ELECTRIC HEAT POWER 1 1 1 2 2 CONDUIT UNIT ELECTRICAL POWER 3 4 1 1 1 4 CONDUIT UNIT BASE SHOWN SEPARATELY TO ILLUSTRATE BOTTOM DUCT OPENINGS Note The above dimensions are in inches ROOF CURB MODELS 2 3 TON DIM INOHES MILLIMETERS A 42 34 086 B 39 34 0 0 C 8 r 457 D 8 457 E 3 3_a 95 F 42 34 086 G 39 3_a OE0 H E8 457 K _ 14 356 F Roof curbs are...

Page 5: ...3 1 6 78 429 I I I LOW VOLTAGE 1 2 CONDUIT ELECTRIC HEAT POWER 1 1 1 2 2 CONDUIT UNIT ELECTRICAL POWER 3 4 1 1 1 4 CONDUIT p UNIT BASE SHOWN SEPARATELY TO _LLUSTRATE BOTTOM DUCT OPENINGS Note Above dimensions are in inches ROOF CURB MODELS 31 2 5 TON DIM INCHES A 67 3 4rr B 64 3 4rr C 23 D 23 E 2 2 F 42 3 4 G 39 3t_4 rr H 23 I 2 J 12 K _ 4 f_ ILLIMETERS 721 1645 584 584 64 1086 010 584 305 305 356...

Page 6: ...inances 4 Locating The Unit The unit is designed for outdoor installation only The unit may be installed on a concrete slab or other adequate plat form at ground level oron a rooftop with an adequate plat form or a roof curb Typical installations are shown in FIGURE 3 through FIGURE 5 Access Panels CAUTION Unit will NOT operate properly without all access pan els in place Unit MUST NOT be moved un...

Page 7: ...on 4 5 ton models Duct Connection Side with economizer 48 1220mm Compressor Access Panel Side 30 762mm Blower Access Panel Side 30 762mm Electrical Access Panel Side 30 762mm Clearance between 3 Ft Overhang and Top of Unit 30 762mm Combustible Base Wood or Class A B or C roof covering material 0 CAUTION Unit will NOT operate properly unless it is installed lev el front to rear and side to side The...

Page 8: ...codes or ordinances and reinforce roof structure if necessary See NO TAG on the back cover of this manual for unit weights and corner weights Platform MUST allow for proper condensate trap installation and drainage See FIGURE8 and associated text for more information about conden sate drainage See Hoisting section below for hoisting instructions See FIGURE 4 and FIGURE 5 for illustrations of typic...

Page 9: ...MUST fit into mating dimples of downflow flange To rein stall slant plate into dimples then put plate into position and fasten with screw 2 Install the removed plates on the horizontal return and supply air openings NOTE It is the installer s personal responsibility to follow all local codes and ordinances and instructions contained herein as well as instructions included with accessory items when...

Page 10: ...operly without a trap To combat this negative pressure a field supplied conden sate trap that will allow a standing column of water of at least 2 50 8mm MUST be installed Top of outlet from trap MUST be at least 1 25 4mm below top of outlet from unit Install the trap as near to the unit as possible for proper drainage A3 4 19 1mm drain line MUST be installed if required by local codes or if locati...

Page 11: ...included with the thermostat Route low voltage wires through the port located at the bot tom left corner of the blower access panel side of the unit Route low voltage wires behind unit cornerpost through the wire clip provided and up to the low voltage terminal board NOTE If an Electric Heat Accessory is installed see the Electric Heat Accessory Installation Manual for low voltage connections If a...

Page 12: ... panel A field supplied two stage heating single stage cooling heat pump thermostat is required Unit With Economizer 3 Locate the 24V control transformer 4 Remove wires from the terminal labeled 240V on the 24V control transformer and reconnect them to the 208V terminal of the 24V control transformer A field supplied two stage cooling two stage heating ther mostat is recommended for use with an ec...

Page 13: ...g Installation Low Voltage Terminal Board Electrical Control Plate Contactor L Terminals Ground lug Carefully route low voltage wires behind unit corner post through wire clip Field supplied line voltage wires Knockout for Electric Heat Accessory field supplied line voltage wires ...

Page 14: ...r that will allowthe top of the unit to be removed with out removing plenums Plenums MUST be individually sealed to unit casing Ducts MUST be terminated inside structure Filters All return air MUST pass through a filter before entering the unit An electronic air cleaner optional filter racks or other accessible filter arrangements MUST be installed in the re turn air ductwork Minimum recommended f...

Page 15: ...and the return air dampers regulate the flow of return air see FIGURE 12 When the outdoor air dampers modulate open the linkage causes the return air dampers to modulate closed A barometric relief damp er is installed in the return air side of the system It relieves any positive pressure in the unit created by the economiz er The economizer is controlled by a logic module which field connects to t...

Page 16: ... air conditions have risen above the setting for economizer operation Single Package Heat Pumps I The economizer dampers will close to the mini mum position for outdoor air and remain there Contactor Cl will remain energized and the com pressor will continue to run Heating Mode 1 2 The outdoor air dampers will open to the minimum position with R G energized The damper operates at minimum position ...

Page 17: ...fer to FIGURE 13 on Page 18 and the unit s wiring dia gram which is attached to the inside of the electrical ac cess panel and is also published in the Parts List for the desired speed tap to achieve the required CFM for the ap plicable model Cooling Heating HeatPump andAuxiliary ElectricStripHeat NOTE The cooling heat pump and strip heat airflows are all on the same speed tap The refrigerant syst...

Page 18: ...by passed by jumper ing the test pins on the defrost board control 2 When the heating setpoint has been satis fied The compressor and condenser fan will de energize immediately The evaporator blower motor will have a delay off and will de energize after 30 seconds b When high and low voltage has been applied to unit for more than 3 minutes 1 On a call for heating The compressor and condenser fan w...

Page 19: ...PEED TAP SETTING SEE Parts List FOR MORE INFORMATION IMPORTANT NOTE THE BLACK AND RED LEADS ARE UNDER 1 INSULATED QUICK CONNECT AT THE MO TOR TERMINAL BLOCK THE RED LEAD IS FOR ELECTRIC HEATACCESSORY BLOWER INTERLOCK THUS THE COOLING HEAT PUMP ELECTRIC HEAT MOTOR SPEED TAP WILL ALWAYS BE ON ONE SPEED TAP IF THE SPEED TAP IS ADJUSTED THE COOLING HEAT PUMP ELECTRIC HEAT WILL ALL BE ADJUSTED TO THE S...

Page 20: ...inutes T2 60minutes T3 90 minutes Cooling Thermal ExpansionValves The evaporator and condenser coil each have a Thermal Expansion Valve for refrigerant metering All of the valves used on evaporator coils have internal check valves for re verse flow The valves on the condenser coils may have internal or external check valves for reverse flow There is also a strainer tube located just in front of ea...

Page 21: ...eave them that way Compensate for temporary weather changes by ad justing the thermostat setting 10 Maintenance FIGURE 14 Installation Instructions Typical Branch Duct Dampers Air Filters Condenser Coil and Condensate Drain Maintenance Refer to Home Owners Manual supplied with your heat pump for information on filter sizes condenser coil clear ances from shrubbery and condensate drainage allow anc...

Page 22: ...ompartment Method 1 and Method 2 Method 1 allows the motor to be removed without remov ing the entire blower housing assembly If it is desirable to remove the entire blower housing assembly to work on the motor use Method 2 With Method 2 the top of the unit is lifted up so that the en tire blower housing assembly can be removed Use Meth Blower Motor Removal Using Method 1 1 Turn electric power OFF...

Page 23: ...he blower wheel for accumulations of dirt or lint Clean the compartment and the blower wheel If ac cumulation is excessive on blower wheel or does not easi ly remove it will be necessary to remove the blower assembly CAUTION Do NOT use 3 in 1 oil penetrating oil WD40 or similar oils to oil motor bearings Oil the blower motor by adding 1 2 teaspoonful 1cc of SAE 10W30 to each motor bearing The blow...

Page 24: ...e weight listed below SARS DETAIL A CABINET B C COOLING CAPACITY RANGE 2 0 3 TONS 3 5 5 TONS LENGTH IN MM 48 00 1219 73 00 1854 WIDTH IN MM 48 00 1219 48 00 1219 HEIGHT IN MM 33 00 838 36 50 927 MAX WEIGHT LB KG 430 195 670 303 MODEL 2 TON 21 2 TON 3 TON 31 2 TON 4 TON 5 TON CORNER WEIGHTS in LBS KG CORNER WEIGHTS OPERATINGWEIGHT A B C D 380 172 25 81 36 75 111 50 25 108 49 80 36 25 387 175 50 83 ...