McQuay Maverick I MPS006AG Series Installation And Maintenance Manual Download Page 6

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IM 861

Figure 3: Cabinet Dimensions and Access Locations

Figure 4: Supply and Return Dimensions for Horizontal Applications – Back View

ST-A0801-16

ST-A0801-13-00

FLUE OUTLET

SUPPLY GAS

ENTRY

1/2” NPT

COMBUSTION

AIR INLET

BURNER ACCESS

COMPRESSOR/

CONTROL BOX

ACCESS

CONTROL ENTRY

POWER ENTRY

46.5

7.22

30.25

81.53

17.75

14.63

12.69

RETURN

AIR

RETURN AIR FILLER

(REMOVABLE PLATE)

SUPPLY

AIR

19.125

25.13

6.84

32.72

12.25

5.5

12.25

82.25

4.94

Summary of Contents for Maverick I MPS006AG Series

Page 1: ...nal Maverick I Commercial Packaged Rooftop System Cooling Only or Cooling Heating Gas Electric Model MPS006AG 6 Tons Installation and Maintenance Manual IM 861 Group Applied Systems Part Number 92 102421 03 00 Date March 2007 ...

Page 2: ...king Furnace Input 12 Condensate Drain 13 Wiring 13 Power Supply 13 Hook Up 14 Internal Wiring 14 Thermostat 15 Furnace Section Controls and Ignition System 15 Normal Furnace Operating Sequence 15 Single Stage Gas Valve 15 Operating Instructions 16 To Start Furnace 16 To Shut Down Furnace 16 Burners 17 Manual Reset Overtemperature Control 17 Pressure Switch 17 Limit Control 17 System Operating Inf...

Page 3: ...f the ignition system used with this unit is 9 watts 2 The efficiency rating of this unit is a product thermal efficiency rating determined under continuous operating conditions independent of any installed system Major Components The unit includes two hermetically sealed refrigerating systems consisting of scroll compressors condenser coil evaporator coil with capillary tube assembly a circulatio...

Page 4: ...uct system which has an external static pressure within the allowable range as specified in ducting section of these instructions See also unit rating plate WARNING When a unit is installed so that supply ducts carry air circulated by the unit to areas outside the space containing the unit the return air shall also be handled by duct s sealed to the unit casing and terminating outside the space co...

Page 5: ...w water to drain from the condenser section and condensate pan ST A0801 11 00 ST A0801 12 CONDENSER COIL BASE ELECTRICAL ENTRY BASE GAS ENTRY RETURN SUPPLY 39 31 9 56 3 25 4 5 4 5 2 25 2 2 26 20 2 2 78 25 6 81 44 13 13 13 4 63 13 13 14 44 RETURN COVER OPTIONAL OUTDOOR AIR HOOD LOCATION CONDENSATE DRAIN 3 4 NPT FEMALE BLOWER ACCESS COIL FILTER ACCESS SUPPLY COVER 31 19 3 81 82 25 24 03 48 06 5 34 ...

Page 6: ...ons Back View ST A0801 16 ST A0801 13 00 FLUE OUTLET SUPPLY GAS ENTRY 1 2 NPT COMBUSTION AIR INLET BURNER ACCESS COMPRESSOR CONTROL BOX ACCESS CONTROL ENTRY POWER ENTRY 46 5 7 22 30 25 35 81 53 17 75 14 63 12 69 RETURN AIR RETURN AIR FILLER REMOVABLE PLATE SUPPLY AIR 19 125 25 13 6 84 32 72 12 25 35 5 5 12 25 82 25 4 94 ...

Page 7: ...4990 313 0 317 1 006AGD 13 3 60 460 5 9 39 1 0 1 9 18 20 20 BLT 4 2 X 16 0 X 16 0 16 6 2 4000 176 690 699 51 X 406 X 406 1 542 1888 4990 313 0 317 1 006AGY 13 3 60 475 4 7 31 9 1 0 14 15 15 BLT 4 2 X 16 0 X 16 0 16 6 2 4000 176 690 699 51 X 406 X 406 1 542 1888 4990 313 0 317 1 MODEL NUMBER MPS PHASE FREQUENCY HZ VOLTAGE VOLTS COMPRESSORS RATED LOAD AMPERES RLA EACH EACH LOCKED ROTOR AMPERES LRA D...

Page 8: ...i io on n a an nd d e ex xp po os su ur re e 1 Avoid having lawn sprinkler heads spray directly on the unit cabinet 2 In coastal areas locate the unit on the side of the building away from the waterfront 3 Shielding by a fence or shrubs may give some protection 1 Frequent washing of the cabinet fan blade and coil with fresh water will remove most of the salt or other contaminants that build up on ...

Page 9: ...3 for proper location Screws are in carton with the hood 5 Vent the unit using the flue exhaust hood as supplied from the factory without alteration or addition The only exception is with factory approved additions Consult your local utility or other authority having jurisdiction for accepted venting techniques Cover Panel Installation Conversion Procedure Downflow to Horizontal 1 Remove the screw...

Page 10: ... in the supply system Properly support ductwork from the structure IMPORTANT In the event that the return air ducts must be run through an unconfined space containing other fuel burning equipment it is imperative that the owner must be informed against future changes in construction which might change this to a confined space Also caution the owner against any future installation of additional equ...

Page 11: ... to connect the gas supply to the control assembly at the burner tray 6 Gas valves have been factory installed Install a manual gas valve where local codes specify a shut off valve outside the unit casing See Figure 12 7 Make sure piping is tight A pipe compound resistant to the action of liquefied petroleum gases must be used at all threaded pipe connections 8 IMPORTANT Any additions changes or c...

Page 12: ... regulator cap and turn the adjustment screw clockwise to increase pressure or counterclockwise to decrease pressure Then replace the regulator cap securely Any necessary major changes in the gas flow rate should be made by changing the size of the burner orifices To change orifice spuds shut off the manual main gas valve and remove the gas manifold For elevations up to 2 000 feet rating plate inp...

Page 13: ...rate the unit Check the voltage at power supply to make sure it corresponds to the unit s RATED VOLTAGE REQUIREMENT Install a branch circuit disconnect near the rooftop in accordance with the N E C C E C or local codes A bracket is provided with the unit for mounting of the disconnect See Figure 16 2 It is important that proper electrical power is available at the unit Voltage should not vary more...

Page 14: ...Figures 3 and 17 for location of wiring entrances Wiring to be done in the field between the unit and devices not attached to the unit or between separate devices which are field installed and located shall conform with the temperature limitation for Type T wire 63 F rise 35 C when installed in accordance with the manufacturer s instructions Internal Wiring IMPORTANT Some single phase units are eq...

Page 15: ...ens and the spark is initiated for 7 second trial for ignition 5 Burners ignite and flame sensor proves all burners have lit 6 The circulating air blower is energized after 30 seconds 7 The control board enters a normal operation loop in which all safety controls are monitored continuously Figure 17 Through Base Electrical Connection Figure 18 Typical Thermostat Wiring 14 1 2ⴖ 7 8ⴖ 12 1 2ⴖ 7 8ⴖ 10...

Page 16: ...rmostat closes calls for heat See operating instructions on the back of the furnace controls access panel To Start The Furnace 1 STOP Read the safety information on the Operating Instructions Label located on this unit 2 Set the thermostat to its lowest setting 3 Turn off all electric power to the unit 4 This unit does not have a pilot It is equipped with an ignition device which automatically lig...

Page 17: ...eways the exhaust system and the burners for continued safe operation paying particular attention to deterioration from corrosion or other sources If during inspection the flue passageways and exhaust system are determined to require cleaning the following procedures should be followed by a qualified installer service agency or gas supplier 1 Turn off the electrical power to the unit and set the t...

Page 18: ...orator coil condenser coil condenser fan motor and venturi area To inspect the evaporator coil 1 Remove the filter access panel and the blower evaporator coil access panel Remove the filters 2 Shine a flashlight on the evaporator coil both sides and inspect for accumulation of lint insulation etc 3 If coil requires cleaning follow the steps shown below Cleaning Evaporator Coil 1 The coil should be...

Page 19: ...e blower motor mounts and the blower housing for loose mounts or other damage Repair or replace if necessary Re assembly 1 Place the condenser top panel back on the unit and replace all screws 2 Run the fan motor wires through the hole in the bottom of the control box Reconnect fan motor wires per the wiring diagram attached to the back of the cover 3 Replace the filter and blower evaporator coil ...

Page 20: ...0 1150 1335 1175 1390 1200 1505 1220 1615 RPM WATTS 1090 850 1105 925 1120 1000 1130 1080 1145 1180 1160 1250 1185 1355 1205 1450 1225 1580 1235 1875 RPM WATTS 1120 890 1135 960 1145 1035 1160 1130 1180 1220 1200 1325 1220 1430 1230 1530 1240 1635 1255 1730 M RPM WATTS 1150 940 1165 1015 1175 1090 1190 1180 1205 1260 1220 1370 1235 1470 1250 1580 1270 1665 RPM WATTS 1180 980 1195 1075 1205 1150 12...

Page 21: ...peller Propeller Propeller Propeller No Used Diameter in mm 1 24 609 6 1 24 609 6 1 24 609 6 1 24 609 6 Drive Type No Speeds Direct 1 Direct 1 Direct 1 Direct 1 CFM L s 4000 1888 4000 1888 4000 1888 4000 1888 No Motors HP 1 at 1 3 HP 1 at 1 3 HP 1 at 1 3 HP 1 at 1 3 HP Motor RPM 1075 1075 1075 1075 Indoor Fan Type FC Centrifugal FC Centrifugal FC Centrifugal FC Centrifugal No Used Diameter in mm 1...

Page 22: ...peller Propeller No Used Diameter in mm 1 24 609 6 1 24 609 6 1 24 609 6 1 24 609 6 Drive Type No Speeds Direct 1 Direct 1 Direct 1 Direct 1 CFM L s 4000 1888 4000 1888 4000 1888 4000 1888 No Motors HP 1 at 1 3 HP 1 at 1 3 HP 1 at 1 3 HP 1 at 1 3 HP Motor RPM 1075 1075 1075 1075 Indoor Fan Type FC Centrifugal FC Centrifugal FC Centrifugal FC Centrifugal No Used Diameter in mm 1 11x12 279 4x304 8 1...

Page 23: ...06 Refrigerant Charge Oz Sys 1 Sys 2 g 88 88 2495 2495 Weights Ship Weight lbs kg 615 279 Integrated Part Load Value3 11 5 006AGYM13E 75 000 22 10 3 NA 2400 2400 1133 1133 72 000 21 1 53 000 15 5 7 135 000 39 6 109 400 32 1 30 60 16 7 33 3 608 276 81 80 6 1 0 5 12 7 2 Scroll 83 Louvered Rifled 0 375 9 5 16 56 1 54 2 22 9 19 000 5 6 Louvered Rifled 0 375 9 5 6 5 0 6 4 12 5 Capillary Tubes 1 1 25 4 ...

Page 24: ...506 14 4 2 8 1 1 2 3 460 1 2 4 1 1 3 1 460 1 39 5 9 3450 3 3 460 2 20 20 18 414 506 14 4 2 8 1 1 2 3 460 1 2 4 1 1 3 1 460 1 39 5 9 3450 3 3 460 2 20 20 18 414 506 14 4 2 8 1 1 2 3 460 1 2 4 1 1 3 1 460 1 39 5 9 3450 3 3 460 2 20 20 18 414 506 Model MPS 006AGCL10E 006AGCL13E 006AGCM10E 006AGCM13E 006AGDL10E 006AGDL13E 006AGDM10E 006AGDM13E 1 Horsepower Per Compressor 2 Amp Draw Per Motor Multiply ...

Page 25: ...rking when unit is operating Defective overload protector Replace check for correct voltage Refrigerant undercharge Add refrigerant Registers sweat Low evaporator airflow Increase speed of blower or reduce restriction replace air filter High head low vapor pressures Restriction in liquid line expansion device or filter drier Remove or replace defective component Incorrect capillary tubes Change co...

Page 26: ...GNITION CONTROL CHASSIS GROUND WIRE CHECK WIRING CHECK INLET GAS PRESSURE CHECK 24 VOLTSTO GAS VALVE CHECK FOR GAS FLOWTO AND FROM VALVE CHECK BURNER CARRYOVER NOTE THE SYSTEM WILL ATTEMPTTO LIGHT 3TIMES WITH A 60 SECOND INTER PURGE BETWEENTRIES IF AFTERTHETHIRDTIMETHE BURNERS DO NOT LIGHT THE SYSTEM WILL LOCK OUT IFTHE UNIT IS EQUIPPED WITH A UNITEDTECH OR JOHNSON CONTROLS IGNITION CONTROL THE SY...

Page 27: ...EN ROLL OUT CONTROL CHECK FOR PROPERTHERMOSTAT OPERATION REMOVE VALVE LEAD AT GAS VALVE IF VALVE CLOSES RECHECKTHETHERMOSTAT AND WIRING IF OK THEN REPLACE VALVE CHECK FOR OPEN LIMIT OR ROLL OUT CONTROL YES NO SYSTEM RUNS UNTIL CALL FOR HEAT ENDS CHECK FOR EXHAUST OR INTAKE BLOCKAGE CLEAR BLOCKAGE AND RESET CONTROL CHECK FOR DIRTY FILTERS CHECK FOR RESTRICTED AIRFLOW TROUBLESHOOTING ENDS REPEAT PRO...

Page 28: ...28 IM 861 Figure 21 ELECTRICAL WIRING DIAGRAM 208 230 3 PHASE 60 HZ DUAL CIRCUIT BELT DRIVE ...

Page 29: ...IM 861 29 Figure 22 ELECTRICAL WIRING DIAGRAM 575 3 PHASE 60 HZ BELT DRIVE DUAL CIRCUIT ...

Page 30: ...30 IM 861 6 TON COOLING CIRCUIT 1 Figure 23 System Charge Charts SYSTEM CHARGE CHART REFRIGERANT 22 6 TON CIRCUIT 1 ...

Page 31: ...IM 861 31 6 TON COOLING CIRCUIT 2 Figure 24 System Charge Charts SYSTEM CHARGE CHART REFRIGERANT 22 6 TON CIRCUIT 2 ...

Page 32: ...ick on training or call 540 248 9646 and ask for the Training Department Warranty All McQuay equipment is sold pursuant to its standard terms and conditions of sale including Limited Product Warranty Consult your local McQuay Representative for warranty details Refer to Form 933 43285Y To find your local McQuay Representative go to www mcquay com This document contains the most current product inf...

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