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Daikin Maverick I MPSA07D Installation And Maintenance Manual

Commercial package rooftop systems
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Installation and Maintenance
Maverick
I Commercial Package
®
Rooftop Systems
Heating and Cooling
Models MPSA07D – MPSA12D
7 through 12 Tons
R-410A Refrigerant
IM 971-3
Group: Controls
Part Number: IM 971
Date: October 2018

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Summary of Contents for Daikin Maverick I MPSA07D

  • Page 1 Installation and Maintenance IM 971-3 Group: Controls Part Number: IM 971 Date: October 2018 Maverick I Commercial Package ® Rooftop Systems Heating and Cooling Models MPSA07D – MPSA12D 7 through 12 Tons R-410A Refrigerant...

  • Page 2: Table Of Contents

    Table of Contents Table of Contents Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Performance Data .

  • Page 3: Introduction

    Introduction Introduction General Safety Information This manual contains the installation and operating instructions NOTICE for your packaged rooftop system. There are some precautions The manufacturer’s warranty does not cover any damage or defect to that should be taken to derive maximum satisfaction from it. the air conditioner caused by the attachment or use of any components, Improper installation can result in unsatisfactory operation or accessories or devices (other than those authorized by the manufacturer)

  • Page 4: Mechanical Installation

    Mechanical Installation Mechanical Installation Location Considerations Major Components WARNING The unit includes a hermetically-sealed refrigerating system consisting of a scroll compressor, condenser coil, evaporator This unit may be used to heat the building or structure during construction coil with capillary tube assembly, circulation air blower, if the following installation requirements are met.
  • Page 5 Mechanical Installation Outside Installation Attaching Exhaust and Combustion Air Inlet WARNING Hoods These units are designed certified for outdoor installation only. Installation inside any part of a structure can result in inadequate unit performance as IMPORTANT: Do not operate this unit without the exhaust/ well as property damage.

  • Page 6: Clearances

    Mechanical Installation Clearances Rooftop Installation The following minimum clearances must be observed for 1. Before locating the unit on the roof, make sure that the proper unit performance and serviceability (also see Figure roof structure is adequate to support the weight involved. (See Electrical &...
  • Page 7 Mechanical Installation Figure 5: Rigging Detail Figure 6: Shipping Board Removal SPREADER BAR LIFTING BEAM CABLE OR CHAIN [14.9 mm] SHACKLE (EACH CORNER) [1104.9 mm] Remove Shipping Boards Before Installing Unit CENTER GRAVITY CENTER GRAVITY [606.4 mm] Table 3: Corner Weights Corner Weights by Percentage Capacity Tons [kW]...

  • Page 8: Ductwork

    Mechanical Installation Ductwork HGRH System The HGRH system controls both cooling and humidity loads. WARNING In addition to two stages of cooling, the unit includes two Never connect return ductwork to any other heat producing device such as stages of reheat. A temperature sensor or thermostat relates fireplace insert, stove, etc.

  • Page 9: Variable Frequency Drive (Vfd)

    Mechanical Installation Variable Frequency Drive (VFD) Outdoor Fan Motor Controller (OFMC) No adjustments of the VFD are required for installation or operation of this unit. Location: Control Section (front left) of the unit. Location: Control Section (front left) of the unit. During Low Reheat Mode the OFMC slows the outdoor fans VFD Model: Schneider Altivar 212 (factory programmed).
  • Page 10 Mechanical Installation Gas Supply, Condensate Drain Figure 10: Suggested Gas Piping Gas Connection MANUAL GAS SHUT-OFF VALVE DANGER Never test for gas leaks with an open flame. It can cause an explosion or fire resulting in property damage, personal injury or death. Use a commercially UNION available soap solution made specifically for the detection of leaks to check all connections as specified in the “Mechanical Installation”...
  • Page 11 OFF the manual main gas valve and remove the gas manifold. For elevations up to 2,000 feet, rating plate input ratings apply. For high altitudes (elevations over 2,000 ft.), contact Daikin Parts. see conversion kit index 92-21519-XX for derating and orifice spud sizes.
  • Page 12 Mechanical Installation Table 7: Meter Time in Minutes and Seconds for Normal Input Rating of Furnaces Using Natural or LP Gas Heating Value of Gas Btu Per Cu .Ft . LP (cu . Ft .) Input Meter Size 1000 1050 1100...

  • Page 13: Electrical Installation

    Electrical Installation Electrical Installation Electrical Installation Wiring Power Supply Figure 12: Recommended Branch Circuit Disconnect DANGER Location Power supply to the unit must be disconnected before making field connections. To avoid electrical shock, personal injury or death, be sure to rigorously adhere to field wiring procedures regarding proper lockout and tagout of components.
  • Page 14 Electrical Installation Figure 13: Base Entry Locations CONTROL VOLTAGE CUT HOLE PER CHART CONDUIT MAIN GAS VALVE EXTERNAL POWER ENTRY PIPING CUT HOLE SUPPLIED SIZED PER CHART BY OTHERS EXTERNAL GAS VALVE BOTTOM GAS ENTRY WIRE SIZE FROM WIRE FROM MIN.
  • Page 15 Electrical Installation Customer Supplied Thermostat Table 12: Optional Factory Supplied Thermostat Specifications The customer supplied room thermostat must be compatible with the spark ignition control on the unit. Generally, all Electrical Rating Single Stage: mV to 30 V (ac), NEC Class II, 50/60 Hz or DC thermostats that are not of the “current robbing”...

  • Page 16: Wiring Diagrams

    Wiring Diagrams Wiring Diagrams Figure 15: Typical Customer Supplied Thermostat Wiring Diagram Figure 16: Optional Factory Supplied 7-170 Thermostat Wiring Diagram Orange Yellow Green Black Brown Black Terminal Block 1. On 3 to 5 ton units, a terminal block is not supplied. Use a wirenut to extend from the leads provided in the unit to the thermostat.
  • Page 17 Wiring Diagrams Figure 17: MPS 012D, 208-230/460 Volt (Constant Volume Gas Heat — Electromechanical Controls) www.DaikinApplied.com IM 971-3 • MAVERICK I...
  • Page 18 Wiring Diagrams Figure 17 continued: MPS 012D, 208-230/460 Volt (Constant Volume Gas Heat — Electromechanical Controls) IM 971-3 • MAVERICK I www.DaikinApplied.com...
  • Page 19 Wiring Diagrams Figure 18: MPS 007–010D, 208-230/460 Volt (Constant Volume Gas Heat — DDC Controls) www.DaikinApplied.com IM 971-3 • MAVERICK I...
  • Page 20 Wiring Diagrams Figure 18 continued: MPS 007–010D, 208-230/460 Volt (Constant Volume Gas Heat — DDC Controls) IM 971-3 • MAVERICK I www.DaikinApplied.com...
  • Page 21 Wiring Diagrams Figure 19: MPS 007–010D, 208-230/460 Volt (Two-Speed SAF Gas Heat — Electromechanical Controls) www.DaikinApplied.com IM 971-3 • MAVERICK I...
  • Page 22 Wiring Diagrams Figure 19 continued: MPS 007–010D, 208-230/460 Volt (Two-Speed SAF Gas Heat — Electromechanical Controls) IM 971-3 • MAVERICK I www.DaikinApplied.com...
  • Page 23 Wiring Diagrams Figure 20: MPS 012D, 208-230/460 Volt (Two-Speed SAF Gas Heat — Electromechanical Controls) www.DaikinApplied.com IM 971-3 • MAVERICK I...
  • Page 24 Wiring Diagrams Figure 20 continued: MPS 012D, 208-230/460 Volt (Two-Speed SAF Gas Heat — Electromechanical Controls) IM 971-3 • MAVERICK I www.DaikinApplied.com...
  • Page 25 Wiring Diagrams Figure 21: MPS 007–010D, 208-230/460 Volt (Two-Speed SAF Gas Heat — DDC Controls) www.DaikinApplied.com IM 971-3 • MAVERICK I...
  • Page 26 Wiring Diagrams Figure 21 continued: MPS 007–010D, 208-230/460 Volt (Two-Speed SAF Gas Heat — DDC Controls) IM 971-3 • MAVERICK I www.DaikinApplied.com...
  • Page 27 Wiring Diagrams Figure 22: MPS 012D, 208-230/460 Volt (Two-Speed SAF Gas Heat — DDC Controls) www.DaikinApplied.com IM 971-3 • MAVERICK I...
  • Page 28 Wiring Diagrams Figure 22 continued: MPS 012D, 208-230/460 Volt (Two-Speed SAF Gas Heat — DDC Controls) IM 971-3 • MAVERICK I www.DaikinApplied.com...
  • Page 29 Wiring Diagrams Figure 23: MPS 007–010D, 208-230/460 Volt (Constant Volume — Electromechanical Controls) www.DaikinApplied.com IM 971-3 • MAVERICK I...
  • Page 30 Wiring Diagrams Figure 23 continued: MPS 007–010D, 208-230/460 Volt (Constant Volume — Electromechanical Controls) IM 971-3 • MAVERICK I www.DaikinApplied.com...
  • Page 31 Wiring Diagrams Figure 24: MPS 012D, 208-230/460 Volt (Constant Volume Gas Heat — DDC Controls) www.DaikinApplied.com IM 971-3 • MAVERICK I...
  • Page 32 Wiring Diagrams Figure 24 continued: MPS 012D, 208-230/460 Volt (Constant Volume Gas Heat — DDC Controls) IM 971-3 • MAVERICK I www.DaikinApplied.com...
  • Page 33 Wiring Diagrams Figure 25: MPS 007–010D, 208-230/460 Volt (Constant Volume Cooling Only — Electromechanical Controls) www.DaikinApplied.com IM 971-3 • MAVERICK I...
  • Page 34 Wiring Diagrams Figure 25 continued: MPS 007–010D, 208-230/460 Volt (Constant Volume Cooling Only — Electromechanical Controls) IM 971-3 • MAVERICK I www.DaikinApplied.com...
  • Page 35 Wiring Diagrams Figure 26: MPS 012D, 208-230/460 Volt (Constant Volume Cooling Only — Electromechanical Controls) www.DaikinApplied.com IM 971-3 • MAVERICK I...
  • Page 36 Wiring Diagrams Figure 26 continued: MPS 012D, 208-230/460 Volt (Constant Volume Cooling Only — Electromechanical Controls) IM 971-3 • MAVERICK I www.DaikinApplied.com...
  • Page 37 Wiring Diagrams Figure 27: MPS 007–010D, 208-230/460 Volt (Two-Speed SAF Cooling Only — Electromechanical Controls) www.DaikinApplied.com IM 971-3 • MAVERICK I...
  • Page 38 Wiring Diagrams Figure 27 continued: MPS 007–010D, 208-230/460 Volt (Two-Speed SAF Cooling Only — Electromechanical Controls) IM 971-3 • MAVERICK I www.DaikinApplied.com...
  • Page 39 Wiring Diagrams Figure 28: MPS 012D, 208-230/460 Volt (Two-Speed SAF Cooling Only — Electromechanical Controls) www.DaikinApplied.com IM 971-3 • MAVERICK I...
  • Page 40 Wiring Diagrams Figure 28 continued: MPS 012D, 208-230/460 Volt (Two-Speed SAF Cooling Only — Electromechanical Controls) IM 971-3 • MAVERICK I www.DaikinApplied.com...
  • Page 41 Wiring Diagrams Figure 29: MPS 007–010D, 208-230/460 Volt (Constant Volume Cooling Only — DDC Controls) www.DaikinApplied.com IM 971-3 • MAVERICK I...
  • Page 42 Wiring Diagrams Figure 29 continued: MPS 007–010D, 208-230/460 Volt (Constant Volume Cooling Only — DDC Controls) IM 971-3 • MAVERICK I www.DaikinApplied.com...
  • Page 43 Wiring Diagrams Figure 30: MPS 012D, 208-230/460 Volt (Constant Volume Cooling Only — DDC Controls) www.DaikinApplied.com IM 971-3 • MAVERICK I...
  • Page 44 Wiring Diagrams Figure 30 continued: MPS 012D, 208-230/460 Volt (Constant Volume Cooling Only — DDC Controls) IM 971-3 • MAVERICK I www.DaikinApplied.com...
  • Page 45 Wiring Diagrams Figure 31: MPS 007–010D, 208-230/460 Volt (Two-Speed SAF Cooling Only — DDC Controls) www.DaikinApplied.com IM 971-3 • MAVERICK I...
  • Page 46 Wiring Diagrams Figure 31 continued: MPS 007–010D, 208-230/460 Volt (Two-Speed SAF Cooling Only — DDC Controls) IM 971-3 • MAVERICK I www.DaikinApplied.com...
  • Page 47 Wiring Diagrams Figure 32: MPS 012D, 208-230/460 Volt (Two-Speed SAF Cooling Only — DDC Controls) www.DaikinApplied.com IM 971-3 • MAVERICK I...
  • Page 48 Wiring Diagrams Figure 32 continued: MPS 012D, 208-230/460 Volt (Two-Speed SAF Cooling Only — DDC Controls) IM 971-3 • MAVERICK I www.DaikinApplied.com...
  • Page 49 Wiring Diagrams Figure 33: MPS 007–010D, 208-230/460 Volt (Two-Speed SAF with HGRH — DDC Controls) www.DaikinApplied.com IM 971-3 • MAVERICK I...
  • Page 50 Wiring Diagrams Figure 33 continued: MPS 007–010D, 208-230/460 Volt (Two-Speed SAF with HGRH — DDC Controls) IM 971-3 • MAVERICK I www.DaikinApplied.com...
  • Page 51 Wiring Diagrams Figure 34: MPS 012D, 208-230/460 Volt (Two-Speed SAF with HGRH — DDC Controls) www.DaikinApplied.com IM 971-3 • MAVERICK I...
  • Page 52 Wiring Diagrams Figure 34 continued: MPS 012D, 208-230/460 Volt (Two-Speed SAF with HGRH — DDC Controls) IM 971-3 • MAVERICK I www.DaikinApplied.com...

  • Page 53: Physical Data

    Physical Data Physical Data Unit Capacity and Physical Data Table 14: MPS 007D – 012D Model 007D 008D 010D 012D Cooling Performance Gross cooling BTU [kW] 88,000 [25.78] 99,000 [29.01] 118,000 [34.57] 148,000 [43.36] EER/SEER 11.2/NA 11.2/NA 11.2/NA 11/NA Nominal airflow/ARI airflow 3000/3175 [1416/1498] 3400/3225 [1604/1522] 4000/3480 [1888/1642]...

  • Page 54: Electrical Data

    Electrical Data Electrical Data Compressor and Condenser Motor Table 15: Compressor and Condenser Motor Data – 208/230 Volt Data MPS 007D MPS 008D MPS 010D MPS 012D Compressor Motor Number. Phase 3450 HP, Compressor 1 Amps (RLA), Comp. 1 25.3 28.8 32.6 Amps (LRA), Comp.

  • Page 55: Auxiliary Heater Data

    Electrical Data Auxiliary Heater Data Table 18: Auxiliary Heater Kits Characteristics and Application: 480V – 3 Phase Max. Fuse Or Ckt. Bkr. Size Unit Model Number Heater Kit Model No . RXJJ- Heater kW @ 480V Heater Kit Fla Unit Min .

  • Page 56: Dimensional Data

    Dimensional Data Dimensional Data Unit Dimensions Figure 35: MPS 007D – 012D Dimensions [1470 mm] [2261 mm] CONTROL ACCESS SERVICE DISCONNECT KNOCKOUT 150 MODEL ACCESS PANEL COMPRESSOR [1524 mm] 090 THRU 120 MODELS [1270 mm] RETURN COVER DRAIN PAN SUPPLY COVER ACCESS PANEL BLOWER ACCESS PANEL...

  • Page 57: Duct Dimensions

    Dimensional Data Duct Dimensions Figure 36: MPS 007D – 012D Horizontal Duct Dimensions Curb Dimensions [156 mm] [330 mm] [89 mm] RETURN [953 mm] SUPPLY AIR [381 mm] [133 mm] [130 mm] [749 mm] [505 mm] [149 mm] [555 mm] [1510 mm] [ ] Designates Metric Conversions Curb Dimensions...

  • Page 58: Performance Data

    Performance Data Performance Data Airflow Performance Figure 38: Airflow Performance – MPS 007D Model MPS 007D External Static Pressure—Inches of Water [kPa] Flow 0 .1 [ .02] 0 .2 [ .05] 0 .3 [ .07] 0 .4 [ .10] 0 .5 [ .12] 0 .6 [ .15] 0 .7 [ .17]...
  • Page 59 Performance Data Figure 39: Side Airflow Performance – MPS 007D Model MPS 007D External Static Pressure—Inches of Water [kPa] Flow 0 .1 [ .02] 0 .2 [ .05] 0 .3 [ .07] 0 .4 [ .10] 0 .5 [ .12] 0 .6 [ .15] 0 .7 [ .17] 0 .8 [ .20]...
  • Page 60 Performance Data Figure 40: Airflow Performance – MPS 008D Model MPS 008D Flow External Static Pressure—Inches of Water [kPa] 0 .1 [ .02] 0 .2 [ .05] 0 .3 [ .07] 0 .4 [ .10] 0 .5 [ .12] 0 .6 [ .15] 0 .7 [ .17] 0 .8 [ .20]...
  • Page 61 Performance Data Figure 41: Side Airflow Performance – MPS 008D Model MPS 008D Flow External Static Pressure—Inches of Water [kPa] 0 .1 [ .02] 0 .2 [ .05] 0 .3 [ .07] 0 .4 [ .10] 0 .5 [ .12] 0 .6 [ .15] 0 .7 [ .17] 0 .8 [ .20]...
  • Page 62 Performance Data Figure 42: Airflow Performance – MPS 010D Model MPS 010D Flow External Static Pressure—Inches of Water [kPa] 0 .1 [ .02] 0 .2 [ .05] 0 .3 [ .07] 0 .4 [ .10] 0 .5 [ .12] 0 .6 [ .15] 0 .7 [ .17] 0 .8 [ .20]...
  • Page 63 Performance Data Figure 43: Side Airflow Performance – MPS 010D Model MPS 010D Flow External Static Pressure—Inches of Water [kPa] 0 .1 [ .02] 0 .2 [ .05] 0 .3 [ .07] 0 .4 [ .10] 0 .5 [ .12] 0 .6 [ .15] 0 .7 [ .17] 0 .8 [ .20]...
  • Page 64 Performance Data Figure 44: Airflow Performance – MPS 012D Model MPS 012D Flow External Static Pressure—Inches of Water [kPa] 0 .1 [ .02] 0 .2 [ .05] 0 .3 [ .07] 0 .4 [ .10] 0 .5 [ .12] 0 .6 [ .15] 0 .7 [ .17] 0 .8 [ .20]...
  • Page 65 Performance Data Figure 45: Side Airflow Performance – MPS 012D Model MPS 010D Flow External Static Pressure—Inches of Water [kPa] 0 .1 [ .02] 0 .2 [ .05] 0 .3 [ .07] 0 .4 [ .10] 0 .5 [ .12] 0 .6 [ .15] 0 .7 [ .17] 0 .8 [ .20]...

  • Page 66: Accessories

    Accessories Accessories Table 19: Accessory Weights Accessory Daikin Part Number Shipping Weight Operating Weight Economizer, Electromechanical RXRD-01MDDAM3 86 [39.0] 57 [25.9] Controls, 6 – 12 ton, Vertical Economizer, Electromechanical RXRD-01MDHAM3 84 [38.1] 55 [24.9] Controls, 6 – 12 ton, Horizontal Economizer, DDC Controls, 6 –...

  • Page 67: Non-Ddc Economizer For Downflow Duct Installation

    Accessories Non-DDC Economizer for Downflow Duct Installation Use to Select Factory Installed Options Only RXRD-01MDDAM3—Single Enthalpy (Outdoor) and AXRD-SJCM3 Single Enthalpy with Smoke Detector RXRX-AR02—Optional Wall-Mounted CO Sensor • Features Honeywell controls • Field assembled hood ships with economizer • Available factory installed or field accessory •...

  • Page 68: Non-Ddc Economizer For Horizontal Duct Installation

    Accessories Non-DDC Economizer for Horizontal Duct Installation Field Installed Only RXRD-01DAHM3—Single Enthalpy (Outdoor) RXRX-AR02—Wall-mounted CO Sensor • Features Honeywell controls • CO input sensor available • Available as a field installed accessory only • Field assembled hood ships with economizer •...

  • Page 69: Ddc Economizer For Downflow Duct Installation

    Accessories DDC Economizer for Downflow Duct Installation Use to Select Factory Installed Options Only RXRD-01MDDAM3—Single Enthalpy (Outdoor) RXRX-AR02—Optional Wall-Mounted CO Sensor • Features Honeywell controls • CO input sensor available • Available factory installed or field accessory • Field assembled hood ships with economizer •...

  • Page 70: Ddc Economizer For Horizontal Duct Installation

    Accessories DDC Economizer for Horizontal Duct Installation Field Installed Only RXRD-01DAHM3—Single Enthalpy (Outdoor) RXRX-AR02—Wall-mounted CO Sensor • Features Honeywell controls • CO input sensor available • Available as a field installed accessory only • Field assembled hood ships with economizer •...

  • Page 71: Fresh Air Dampers And Power Exhaust

    Accessories Fresh Air Dampers and Power Exhaust Power exhaust kit for RXRD-01MDDAM3, RXRD-01MDDBM3, RXRD-01MDHAM3, RXRD-01MDHBM3 economizers RXRX-CDF01 Figure 50: Vertical Airflow Power Exhaust Economizer, MPS 007D – 012D ECONOMIZER/DAMPER BRACKET POWER EXHAUST BAROMETRIC RELIEF DAMPERS OUTSIDE AIR INTAKE HOOD WITH MIST ELIMINATOR www.DaikinApplied.com IM 971-3 •...
  • Page 72 Accessories Figure 51: Horizontal Airflow Power Exhaust Economizer, MPS 007D – 012D [406.4 mm] BAROMETRIC [ ] Designates Metric Conversions RELIEF DAMPERS EXHAUST HOODS WITH BIRDSCREEN [949.3 mm] POWER FIELD SUPPLIED EXHAUST REINFORCING BRACE (AS REQUIRED) EXHAUST AIR HOOD LOCATION DETERMINED BY INSTALLER Table 20: Power Exhaust High Speed...

  • Page 73: Fresh Air Damper

    Accessories Fresh Air Damper Motorized Damper Kit RXRF-ADB1, RXRX-ADC 1 (Motor Kit for DDC Models), RXRX-AW04 (Modulating Motor Kit with position feedback for AXRF-KDA1) • Features Honeywell Controls • Pre-configured—no field adjustments necessary • Gear driven direct drive actuator • CO sensor input available for Demand Control Ventilation (DCV) •...

  • Page 74: Non-Motorized Damper Kit

    Accessories Non-Motorized Damper Kit RXRF-ADA1 • Features Honeywell Controls • Pre-configured—no field adjustments necessary • Gear driven direct drive actuator • CO sensor input available for Demand Control Ventilation (DCV) • Fully modulating (0–100%) • All fresh air damper functions can be viewed at the •...

  • Page 75: Roof Curbs

    Accessories Roof Curbs Table 21: Roof Curb Accessories Daikin Model Number Description RXKG-DDD14 MPS-007D through MPS-012D Roof Curbs (Full Perimeter): 7 – 12 Tons [21 . 1 – 44 .0 kW] • One available height (14" [356 mm]) for all models •...

  • Page 76: Controls And Operation

    Controls and Operation Controls and Operation Furnace Section Controls and Ignition System Normal Furnace Operating Sequence Call For Second Stage, After First Stage Established; Starting from A . 1 1: This unit is equipped with a two stage integrated direct spark ignition control.
  • Page 77 Controls and Operation Operating Instructions 9. After a fixed 45 seconds indoor blower delay on, the control energizes the indoor blower. DANGER 10. After a fixed 120 seconds second stage warm-up period, Never test for gas leaks with an open flame. It can cause an explosion or fire control checks the thermostat input.
  • Page 78 Controls and Operation To Shut Down Furnace Pressure Switch 1. Set the thermostat to the lowest setting. This furnace has two pressure switches for sensing a blocked exhaust or a failed induced draft blower. They are normally 2. Turn OFF all electric power to the unit if service is to be open and close when the induced draft blower starts, indicating performed.

  • Page 79: Maintenance

    Maintenance Maintenance 1. Turn OFF the electrical power to the unit and set the General thermostat to the lowest temperature. 2. Shut OFF the gas supply to the unit either at the meter or Advise The Customer at manual valve in the supply piping. CAUTION 3.
  • Page 80 Maintenance Lubrication Cleaning Evaporator Coil CAUTION IMPORTANT Do not use excessive water pressure. Excessive water pressure can bend DO NOT attempt to lubricate the bearings on the blower motor or the the fins and tubing of the coil and lead to inadequate unit performance. Be induced draft blower motor.

  • Page 81: System Charging Charts

    Maintenance System Charging Charts Figure 55: System Charging Charts — 7.5 Ton Two-Stage AC www.DaikinApplied.com IM 971-3 • MAVERICK I...
  • Page 82 Maintenance Figure 56: System Charging Charts — 8.5 Ton Two-Stage AC IM 971-3 • MAVERICK I www.DaikinApplied.com...
  • Page 83 Maintenance Figure 57: System Charging Charts — 10 Ton Two-Stage AC www.DaikinApplied.com IM 971-3 • MAVERICK I...
  • Page 84 Maintenance Figure 58: System Charging Charts — 12.5 Ton AC IM 971-3 • MAVERICK I www.DaikinApplied.com...
  • Page 85 Maintenance Figure 59: System Charging Charts — 7.5 Tons Two-Stage with Reheat www.DaikinApplied.com IM 971-3 • MAVERICK I...
  • Page 86 Maintenance Figure 60: System Charging Charts — 8.5 Tons Two-Stage with Reheat IM 971-3 • MAVERICK I www.DaikinApplied.com...
  • Page 87 Maintenance Figure 61: System Charging Charts — 10.0 Tons Two-Stage with Reheat www.DaikinApplied.com IM 971-3 • MAVERICK I...
  • Page 88 Maintenance Figure 62: System Charging Charts — 12.5 Tons Two-Stage with Reheat IM 971-3 • MAVERICK I www.DaikinApplied.com...

  • Page 89: Troubleshooting

    Troubleshooting Troubleshooting Cooling Troubleshooting Chart DANGER Disconnect all power to unit before servicing. Contactor may break only one side. Failure to shut off power can cause electrical shock resulting in personal injury or death. SYMPTOM POSSIBLE CAUSE REMEDY • Check for correct voltage at compressor contactor in control box •...

  • Page 90: Furnace Troubleshooting Guide

    Troubleshooting Furnace Troubleshooting Guide Figure 21: Furnace Troubleshooting Guide (Combination Heating and Cooling Units with Direct Spark Ignition) ▲ WARNING DISCONNECT POWER BEFORE HAZARDOUS VOLTAGE LINE VOLTAGE SERVICING. CONNECTIONS SERVICE MUST BE BY A TRAINED, QUALIFIED SERVICE TECHNICIAN. START SET THERMOSTAT TO CALL FOR HEAT SET FAN SWITCH TO AUTO •...
  • Page 91 Troubleshooting Figure 21: Furnace Troubleshooting Guide (Combination Heating and Cooling Units with Direct Spark Ignition) - continued NOTE: IF THE SYSTEM GOES INTO LOCKOUT, WAIT 30 SECONDS AND RESET THE SYSTEM. REPLACE SENSOR MAIN BURNER FLAME SUSTAINED • CHECK FLAME SENSOR POSITION AND CONDITION •...

  • Page 92: Warranty

    Warranty Warranty Replacement Parts To find your local Daikin Certified Parts Distributor, go to www. DaikinApplied.com and select Parts Locator. IM 971-3 • MAVERICK I www.DaikinApplied.com...
  • Page 94 Daikin Applied Training and Development Now that you have made an investment in modern, efficient Daikin equipment, its care should be a high priority. For training information on all Daikin HVAC products, please visit us at www.DaikinApplied.com and click on Training, or call 540-248-9646 and ask for the Training Department.

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