Carrier 40QQ-036ABA3-0A0 Installation Instructions Manual
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Carrier 40QQ-036ABA3-0A0 Installation Instructions Manual

Vrf rooftop heat recovery and heat pump
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40QQ
VRF Rooftop
Heat Recovery and Heat Pump
Sizes: 036, 048, 060

TABLE OF CONTENTS

SAFETY CONSIDERATIONS
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CRHEATER ACCESSORY INSTALLATION
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Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Catalog No. 19- 40QQ001- 01
Installation Instructions
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Printed in U.S.A
SAFETY CONSIDERATIONS
1
Improper installation, adjustment, alteration, service,
maintenance, or use can cause explosion, fire, electrical
2
shock or other conditions that may cause personal injury
3- 4
or property damage. Consult a qualified installer, service
agency, or your distributor or branch for information or
5
assistance. The qualified installer or agency must use
6
factory- authorized kits or accessories when modifying
this product. Refer to the individual instructions packaged
6
with the kits or accessories when installing.
7- 13
Follow all safety codes. Wear safety glasses and work
gloves. Use quenching cloths for brazing operations and
have a fire extinguisher available. Read these instructions
thoroughly, and follow all warnings or cautions attached
to the unit. Consult local building codes and appropriate
30- 34
national electrical codes (in USA, ANSI/NFPA 70,
National Electrical Code (NEC); in Canada, CSA C22.1)
35- 37
for special requirements.
It is important to recognize safety information. This is the
38
safety- alert symbol
39
unit and in instructions or manuals, be alert to the
potential for personal injury.
40
Understand the signal words DANGER, WARNING,
41- 42
CAUTION, and NOTE. These words are used with the
43
safety- alert symbol. DANGER identifies the most serious
hazards, which will result in severe personal injury or
44
death. WARNING signifies hazards, which could result in
personal injury or death. CAUTION is used to identify
unsafe practices, which may result in minor personal
48- 49
injury or product and property damage. NOTE is used to
highlight suggestions, which will result in enhanced
50
installation, reliability, or operation.
Form 40QQ- 4SI
1
. When you see this symbol on the
06- 19
Replaces: New

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Summary of Contents for Carrier 40QQ-036ABA3-0A0

  • Page 1: Table Of Contents

    40QQ VRF Rooftop Heat Recovery and Heat Pump Sizes: 036, 048, 060 Installation Instructions TABLE OF CONTENTS SAFETY CONSIDERATIONS SAFETY CONSIDERATIONS ....Improper installation, adjustment, alteration, service, maintenance, or use can cause explosion, fire, electrical NOMENCLATURE...

  • Page 2: Nomenclature

    WARNING WARNING PERSONAL INJURY AND ENVIRONMENTAL ELECTRICAL SHOCK HAZARD HAZARD Failure to follow this warning could cause personal Failure to follow this warning could cause personal injury or death. injury or death. Before performing service or maintenance operations Relieve pressure and recover all refrigerant before on the unit, turn off the main power switch to the unit system repair or final unit disposal.

  • Page 3: Dimensions

    DIMENSIONS Fig. 2 - Dimensional Drawing...
  • Page 4 DIMENSIONS (CONT.) Fig. 3 - Dimensional Drawing...

  • Page 5: Center Of Gravity

    CENTER OF GRAVITY Fig. 4 - Center of Gravity Drawing...

  • Page 6: Recommended Service Clearance

    RECOMMENDED SERVICE CLEARANCE Fig. 5 - Recommended Service Clearance Table 1 – Service Clearance Dimensions Location Dimension Condition 48 in (1219 mm) Unit disconnect is mounted on panel 18 in (457 mm) No disconnect 18 in (457 mm) Recommended service clearance 12 in (305 mm) Minimum clearance 42 in (1067 mm)

  • Page 7: Installation

    INSTALLATION Select a unit mounting system that provides adequate Jobsite Survey height to allow installation of condensate trap per requirements. Refer to Step 8 — Install External Complete the following checks before installation: Condensate Trap and Line – for required trap dimensions. 1.
  • Page 8 Step 4 — Provide Unit Support NOTE: Gasketing of the unit to the roof curb is critical for a watertight seal. Install the gasket supplied with the Roof Curb Mount — roof curb as shown in Fig. 6. Improperly applied gasket can also result in air leaks and poor unit performance.
  • Page 9 Fig. 6 - Roof Curb Details NOTE: The 40QQ does not include gas heat. Ignore all gas references in the roof curb drawing above.
  • Page 10 WARNING PERSONAL INJURY HAZARD Failure to follow this warning could cause personal injury. For vertical supply and return units, tools or parts MAXIMUM ALLOWABLE could drop into ductwork and cause an injury. Install DIFFERENCE IN. (MM) a 90 degree turn in the return ductwork between the unit and the conditioned space.
  • Page 11 Fig. 8 - Rigging Label...
  • Page 12 Positioning on Curb — Position the unit on the roof curb so that the following clearances are maintained: S 1/4 inch (6.4 mm) clearance between the roof curb and the base rail inside the front and rear S 0.0 inch clearance between the roof curb and the base rail inside on the duct end of the unit This will result in the distance between the roof curb and the base rail inside on the control box end of the unit...

  • Page 13: Horizontal And Vertical Economi$Er

    ® vendor. Carrier offers the Totaline 4- Wire Duct Smoke detector model# P270- 3000PL. Recommended wiring requires using the dry contacts to cut power to the L1 or L2 power wiring coming into TB1.
  • Page 14 Table 6 – Package Contents CAUTION Package Number Qty. Contents CUT HAZARD Hood Assembly Filter Access Door Failure to follow this warning could result in personal injury. Aluminum Filter Sheet metal parts may have sharp edges or burrs. Screws Use care and wear appropriate protective clothing, EconoMi$er X Assembly CRECOMZR077A00 safety glasses, and gloves when handling parts and...
  • Page 15 9. Install a screw through the pre- punched hole in the EconoMi$er X into the flange on the horizontal duct opening. See Fig. 20. 10. Remove the tape securing the relief dampers in place. 11. Remove and save the 12- pin jumper plug from the unit wiring harness, which is located in the upper left corner of the unit.
  • Page 16 14. While everything is open, install and wire any other Filters accessories and/or sensors applicable convenient per their installation instructions and/or Screw the Configuration section of this instruction. Some EconoMi$er X accessories require that unit ducting already be Plug installed. EconoMi$er X Actuator 15.
  • Page 17 18. When W7220 EconoMi$er controller is shipped, it is 40QQHSRSA—A20). Install this per wiring diagram. mounted to a steel bracket. This bracket is not used, See Figs. 73 and NO TAG. so remove and discard it. Controller is also shipped 21.
  • Page 18 Follow the instructions for the horizontal economizer 23. Check all wiring for safety then reapply power to the unit. Verify correct operation and setting of the from step 10 onwards. accessory(s) per the Configuration and Operations sections of the instruction. HH57AC081 24.
  • Page 19 To use the keypad when working with menus: EconoMi$er X S Press (Up arrow) button to move to previous menu. The field- installed accessory consists of the following: Economizer assembly S Press (Down arrow) button to move to next menu. W7220 economizer controller S Press (Enter) button to display first item in...
  • Page 20 IMPORTANT: The default setting on the W7220 controller is for a “Fan Type” with 2 speeds, which is correct for 2 or 3 speed units. IMPORTANT: Table 8 illustrates the complete hierarchy. Your menu parameters may be be different depending on your computer configuration.
  • Page 21 Table 8 - Menu Structure (Cont.) Parameter Parameter range and Menu Parameter Default Notes Increment Value Setpoint determines where the economizer will ° 38 to 65 ° modulate the OA damper to maintain the mixed air MAT SET Increment by 1 temperature.
  • Page 22 Table 8 - Menu Structure (Cont.) Parameter Parameter range and Menu Parameter Default Notes Increment Value 01/01/10 Display order = MM/DD/YY Setting order = DD, MM, then YY. INSTALL ° ° ° C Sets economizer controller in degrees Fahrenheit or Celsius. UNITS DEG F or CONV = conventional;...
  • Page 23 Table 8 - Menu Structure (Cont.) Parameter Parameter Menu Parameter Default range and Notes Value Increment Positions damper to VMIN position. DAMPER VMIN- HS Positions damper to VMAX position. DAMPER VMAX- HS Position damper to the full open position. Exhaust fan contacts enable during the DAMPER OPEN test. Make sure you pause in the mode to DAMPER OPEN allow exhaust contacts to energize due to the delay in the system.
  • Page 24 Checkout Tests Use the Checkout menu to test the damper operation and any configured outputs. See Table 8. Only items that are configured are shown in the Checkout menu. AUX2- NOTE: See User Interface for information about menu E-GND navigation and use of the keypad. S-BUS EXH1 S-BUS...
  • Page 25 Table 10 – Economizer Module - Right Hand Terminal Time- out and Screen Saver Blocks When no buttons have been pressed for ten minutes, the LCD displays a screen saver, which cycles through the Label Type Description status items. Each status item displays in turn and cycles Top Right Terminal Block to the next item after five seconds.
  • Page 26 OPERATION TROUBLESHOOTING Cooling, Unit with EconoMi$er X Power Loss (Outage or Brownout) For occupied mode operation of EconoMi$er X, there All setpoints and advanced settings are restored after any must be a 24V signal at terminals R and OCC. Removing power loss or interruption as all settings are stored in the the signal at OCC places the EconoMi$er X control in Economizer controller’s non- volatile flash memory.
  • Page 27 Table 12 – Operating Issues and Concerns Issue or Concern Possible Cause and Remedy My outdoor temperature reading on the STATUS menu Check the sensor wiring: is not accurate Enthalpy sensors are to be wired to the S - Bus terminals. Temperature sensors are to be wired to the OAT and MAT terminals.
  • Page 28 2500 2000 1500 Small Cabinet 1000 0.05 0.15 0.25 RETURN DUCT STATIC PRESSURE (in. wg) Fig. 36 - Barometric Flow Capacity 6000 5000 4000 Small Cabinet 3000 2000 1000 RETURN DUCT STATIC PRESSURE DROP (in. wg) Fig. 37 - Return Air Pressure Drop...
  • Page 29 EconoMi$er Control Setting The following is a start guide for EconoMi$er control. Follow these step- by- step procedures after you install the EconoMi$er. DN code setting (required to activate the EconoMi$er) Table 13 – DN Code Settings Set data of DN (5A) Comments 0000 Invalid (Factory Setting)
  • Page 30 CRHEATER ACCESSORY INSTALLATION INSTRUCTIONS IMPORTANT: Read these instructions completely before attempting to install this accessory and follow all safety considerations. Table 16 – Electric Heat (Field Installed Only) (208/230V- 3Ph- 60Hz) Electric Heater E - Heater Nominal Application Nominal Tonnage Single Pt Kit Part # Part Number (Phase)
  • Page 31 PACKAGE CONTENTS GENERAL This installation instruction manual describes the Electrical Heaters installation of electric heaters and associated fuse block/field power termination kits (single point box or Table 18 – CRHEATER323A00- CRHEATER338A00 SPB) on select small rooftop units in nominal cooling capacities from 3 to 5 tons.
  • Page 32 GENERAL INSTALLATION SEQUENCE 1. Pre- stage heater packages and single point boxes by placing the required component cartons at each unit. 2. Check the heater sales package number and single point box part number (if used) against the part numbers on the unit’s dataplate. 3.
  • Page 33 INSTALLATION INSTRUCTIONS Compare the sales package number(s) for schedules heater modules against the approved usage table on unit’s dataplate. If the schedules heater usage does not appear on units dataplate label, STOP. Contact the project engineer or the local distributor sales office for clarification. Open the cartons and inspect for damage.
  • Page 34 2. Open heater package(s) and remove heater module, screws, wiring label, and miscellaneous parts. 3. Install the heater module in the heater support bracket opening(s). Fasten heater module to heater mounting bracket with the 4 screws saved from step 1. 4.

  • Page 35: Instructions

    FS BOX INSTALLATION INSTRUCTIONS Table 21 – FS Box Compatibility with 208/230V Rooftop Units Rooftop 40QQ- 036ABA3- 40QQ- 048ABA3- 40QQ- 060ABA3- Model Number FX Box Part RBM- Y0383FUL RBM- Y0613FUL RBM- Y0613FUL Number Table 22 – FS Box Compatibility with 460V Rooftop Units Fig.
  • Page 36 5. Remove the side panel of the FS box control board. A control wire harness will be included with the FS box. See Fig 52. Ferrite Core Fig. 55 - Ferrite Core 8. Knock out the hole on the back of the FS box and install a Romex connector (field- supplied) in the hole as shown in Fig.
  • Page 37 10. Route the power wire through the rubber grommet on the bottom of the control box. Then bundle and tie the extra wire as shown in Fig. 58. Fig. 60 - L1 and L2 Adapter for 460V Units 12. For 208/230V rooftop units, connect directly to the Main power terminal block (TB1) in the rooftop control box shown.

  • Page 38: Connector Specifications Of P.c. Board Mcc- 1570

    CONNECTOR SPECIFICATIONS OF P.C. BOARD MCC- 1570 Table 23 – Connector Specifications of P.C. Board MCC- 1570 Function Connector Function Remarks COM (DC12V) Connected to MCC - 1431/CN02PIN1 (no function) Fan speed “Low” output Connected to MCC - 1431/CN02PIN3 Output signal of Cooling Stage1 Connected to Cooling Stage1 relay Fan speed,...

  • Page 39: Advanced Control

    ADVANCED CONTROL Procedure 1 1. Push the [ MENU ] button. REQUIREMENT NOTES: 2. Push the [ MENU ] / [ ] button S Powering on the unit and interface for the first time, it simultaneously for more than 4 seconds. takes time for the remote control to recognize the 3.

  • Page 40: Function Code (Dn Code) Setting

    FUNCTION CODE (DN CODE) SETTING Table 24 – DN Code Setting DN Code Items Description At Shipment 0000 : None 0001 : 150H Filter display delay timer 0002 : 2500H 0003 : 5000H 0000 : None 0004 : 10000H 0000 : Standard Dirty state of filter 0000 : Standard 0001 : High degree of dirt...

  • Page 41: Electric Heater Control Setting

    ELECTRIC HEATER CONTROL SETTING The following is a start guide for electric heater control. Follow these step- by- step procedures after installed electrical heater. STEP1: Change of SW501 (Required setting activation for Electric heater control) Fig. 65 - SW501 Table 25 – SW501 Settings SW501_1 SW501_2 Comments...
  • Page 42 STEP3: Advance setting for electric heater control (Optional setting) NOTE: STEP 3 is optional and should be set if necessary. Item1:Change of AH- L value by DN (DB) Δ It is possible to change the following DN setting as an optional function. Comments Set Data of DN (DB) Active (Factory setting: 5.4...

  • Page 43: Test Run

    TEST RUN 6. Push the [ ON/OFF ] button to start the test Preparation mode. The following screen displays. Before turning on the power supply, carry out the following procedure. 1. Using 500V- Megger, check the resistance between the terminal block of the power supply and the earth (grounding).

  • Page 44: Troubleshooting

    TROUBLESHOOTING Confirmation and Check When a malfunction occurs, refer to the check code on the remote controller. NOTE: The check code only appears during operation while the unit is running. Push the [ MONITOR ] button or [ CANCEL ] button to display the check information screen. ̊...

  • Page 45: Check Codes And Parts To Be Checked

    CHECK CODES AND PARTS TO BE CHECKED Check Method On the remote control (Wired remote control, Central control remote control) and the interface P.C. board of the outdoor unit (I/F), a check display LCD (Remote control) or 7- segment display (on the outdoor interface P.C. board) to display the operation is provided.
  • Page 46 Table 28 – Check Code 2...
  • Page 47 Table 29 – Check Code 3...

  • Page 48: Wiring Diagrams

    WIRING DIAGRAMS Fig. 73 - 40QQ Power Wiring Diagram, 208/230V, 3Ph, 60Hz...
  • Page 49 WIRING DIAGRAMS (CONT.) Fig. 74 - 40QQ Power Wiring Diagram, 460V, 3Ph, 60Hz...

  • Page 50: Startup Report

    STARTUP REPORT City Job Name Sales Order # Unit Tag Model Number Serial Number Installer Quantity of Units Group Checklist Item Does electrical service correspond to unit nameplate? - Nameplate supply voltage/phase: Rated Measured - Nameplate rated FLA motor current: Rated Measured Electrical / Operational Does all field wiring conform to unit wiring diagram?

This manual is also suitable for:

40qq series40qq-036aba6-0a040qq-048aba3-0a040qq-048aba6-0a040qq-060aba3-0a040qq-060aba6-0a0

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