Bryant 581Jx14 series Installation Instructions Manual
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Bryant 581Jx14 series Installation Instructions Manual

Bryant 581Jx14 series Installation Instructions Manual

Single package rooftop, gas heating / electric cooling with puron (r-410a) refrigerant size 14
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581J*14
SINGLE PACKAGE ROOFTOP, GAS HEATING/ELECTRIC COOLING
R
WITH PURON
(R- -410A) REFRIGERANT
SIZE 14
NOTE: Read the entire instruction manual before starting
the installation

TABLE OF CONTENTS

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Installation Instructions
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  • Page 1: Table Of Contents

    581J*14 SINGLE PACKAGE ROOFTOP, GAS HEATING/ELECTRIC COOLING WITH PURON (R- -410A) REFRIGERANT SIZE 14 Installation Instructions NOTE: Read the entire instruction manual before starting Units with Factory- - Installed Non- - Fused Disconnect ..... the installation Convenience Outlets .

  • Page 2: Safety Considerations

    SAFETY CONSIDERATIONS WARNING Improper installation, adjustment, alteration, service, FIRE, EXPLOSION HAZARD maintenance, or use can cause explosion, fire, electrical shock or other conditions which may cause personal Failure to follow this warning could result in personal injury or property damage. Consult a qualified installer, injury or death.

  • Page 3: Rated Indoor Airflow (Cfm)

    Rated Indoor Airflow (cfm) Model Number Full Load Airflow (cfm) The table to the right lists the rated indoor airflow used 581J*14D/F/K/M 4375 for the AHRI efficiency rating for the units covered in this document. 10 11 12 13 14 15 16 17 Model Packaging and 2-Speed Indoor Fan Motor 581J = High Efficiency Gas Heat...
  • Page 4 C11338 Fig. 2 - - Unit Dimensional Drawing – 14 Size Unit...
  • Page 5 C11339 Fig. 2 - - Unit Dimensional Drawing – 14 Size Unit (cont.)

  • Page 6: Installation

    C12322 LOCATION DIMENSION CONDITION 48--- in (1219 mm) Unit disconnect is mounted on panel 18--- in (457 mm) No disconnect, convenience outlet option 18--- in (457) mm Recommended service clearance 12--- in (305 mm) Minimum clearance 42--- in (1067 mm) Surface behind servicer is grounded (e.g., metal, masonry wall) 36--- in (914 mm) Surface behind servicer is electrically non--- conductive (e.g., wood, fiberglass)

  • Page 7: Step 2 - Plan For Sequence Of Unit Installation

    Table 1 – Operating Weights Pad- - mounted installation — Prepare pad and unit supports 581J*14 Check and tighten the bottom condensate drain COMPONENT UNITS LB (KG) connection plug Base Unit 1430 (649) Rig and place unit Economizer Vertical 100 (45) Convert unit to side duct connection arrangement Horizontal 115 (52)
  • Page 8 C10772 Fig. 4 - - Roof Curb Details...

  • Page 9: Slab Mount (Horizontal Units Only)

    Step 5 — Field Fabricate Ductwork Curb should be level. This is necessary for unit drain to function properly. Unit leveling tolerances are show in NOTE: Cabinet return-air static pressure (a negative Fig. 5. Refer to Accessory Roof Curb Installation condition) shall not exceed 0.35 in.

  • Page 10: Positioning On Curb

    PLACE ALL SEAL STRIP IN PLACE BEFORE PLACING UNIT ON ROOF CURB. 914 - 1371 “B” ( 36” - 54” ) “C” DUCT END DETAIL “A” “A” SEE DETAIL “A” C10774 DIMENSIONS MAX WEIGHT UNIT 581J*14 2215 1009 116.0 2945 62.5 1590 59.5...

  • Page 11: Step 7 - - Convert To Horizontal And Connect Ductwork

    Step 7 — Convert to Horizontal and Connect Ductwork (when required) Unit is shipped in the vertical duct configuration. Unit without factory- - installed economizer or return air smoke detector option may be field- - converted to horizontal ducted configuration using accessory CRDUCTCV002A00.

  • Page 12: Economizer Hood And Two- - Position Hood

    4. Carefully lift the hood assembly (with metal tray) PANEL through the filter access opening and assemble per the steps outlined in Economizer Hood and Two–Position Hood on page 10. 5. If removed, reattach the panel under the damper. INDOOR COIL ACCESS PANEL SCREW Hood Parts...

  • Page 13: Step 9 - Install Flue Hood

    Step 9 — Install Flue Hood Table 3 – Liquid Propane Supply Line Pressure Ranges The flue hood is shipped screwed to the basepan beside UNIT the burner compartment access panel. Remove the panel 581J*14 11.0 in. wg (2740 Pa) 13.0 in.

  • Page 14: Factory- - Option Thru- - Base Connections (Gas Connections)

    Factory- - Option Thru- - Base Connections (Gas Connection) — This service connection kit consists of a - - in NPT gas adapter fitting (stainless steel), a - - in electrical bulkhead connector CONNECTOR PLATE and a 1 - - in electrical bulkhead connector, connected to an ASSEMBLY “L”...
  • Page 15 When installing the gas supply line, observe local codes pertaining to gas pipe installations. Refer to the NFPA 54/ANSI Z223.1 NFGC latest edition (in Canada, CAN/CSA 9” (229mm) min B149.1). In the absence of local building codes, adhere to the following pertinent recommendations: Thru-Curb Adapter Union 1.

  • Page 16: Step 11 - Install External Condensate Trap And Line

    MINIMUM PITCH 1” (25mm) PER BASE RAIL 10’ (3m) OF LINE 2˝ (51) MIN OPEN VENT TO ROOF SEE NOTE DRAIN BURNER ROOF ORIFICE CURB DRAIN PLUG NOTE: Trap should be deep enough to offset maximum unit static difference. A 4” (102) trap is recommended C08022 A93059 Fig.
  • Page 17 C10010 Fig. 27 - - Conduit into Factory Option Disconnect C10854 Fig. 30 - - Mounting Position for Field Disconnect (up to 100A) Table 4 – Connection Lug Min/Max Wire Sizes Minimum Maximum TB1 in unit control box Disconnect Option W/O Disconnect Option (TB1) NOTE: TEST LEADS - - Unit may be equipped with short leads (pigtails) on the field line connection points off...

  • Page 18: All Units

    (see Fig. 32). The factory disconnect imbalance constitutes abuse and may cause damage to is an 80A disconnect. electrical components. Such operation would invalidate any applicable Bryant warranty. NOTE: Check all factory and field electrical connections for tightness. Units Without Factory- - Installed Non- - Fused Disconnect —...

  • Page 19: Convenience Outlets

    To field install the NFD shaft and handle: Convenience Outlets — 1. Remove the unit front panel (see Fig. 2). WARNING 2. Remove (3) hex screws on the NFD enclosure - - (2) on the face of the cover and (1) on the bottom. ELECTRICAL OPERATION HAZARD 3.
  • Page 20 a customer- - option. If local codes permit, the transformer primary leads can be connected at the line- - side terminals on NOTICE/AVIS the unit- - mounted non- - fused disconnect; this will provide Convenience Outlet Utilization service power to the unit when the unit disconnect switch is Maximum Intermittent Use 15 - Amps open.

  • Page 21: Factory- - Option Thru- - Base Connections (Electrical Connections)

    Fig. 39 - - Thru- - the- - Base Option, Shipping Position Thermostat — 1. Remove the “L” bracket assembly from the unit. Install Bryant- - approved accessory stage 2. Remove connector plate assembly from the “L” Cooling/Heating thermostat according to installation bracket and discard the “L”...

  • Page 22: Unit Without Thru- - Base Connection Kit

    Typical Central Thermostat Terminal Connections Board (Note 2) O/B/Y2 (Note 1) C10018 Fig. 42 - - Thermostat Wire Routing NOTE: If thru- - the- - bottom connections accessory is used, refer to the accessory installation instructions for Note 1: Typical multi-function marking. Follow manufacturer’s configuration information on routing power and control wiring.

  • Page 23: Perfect Humidityt Control Connections

    (see Fig. 45). The dry contacts must be wired between CTB terminal R and the PINK lead to the LTLO switch with field- - supplied wire nuts. Refer to the installation instructions included with the Bryant Edge Programmable Thermidistat device for more information.
  • Page 24 C150057 Fig. 44 - - Typical Perfect Humidityt Dehumidification System Humidistat Wiring Edge Programable Thermostat Unit CTB THERMOSTAT O/W2/B SRTN Perfect Humidity™ FIOP *Connection not required. C09501 Fig. 45 - - Typical Rooftop Unit with Perfect Humidity Dehumidification System with Edge Programmable Thermostat...

  • Page 25: Rtu Open Control System

    RTU Open Control System The RTU Open controller, see Fig. 46, provides expanded stand- - alone operation of the HVAC system plus The RTU Open control is factory- - mounted in the 581J*14 connection and control through communication with unit’s main control box, to the left of the CTB. See several Building Automation Systems (BAS) through Fig.
  • Page 26 C150061 Fig. 47 - - RTU Open System Control Wiring Diagram...
  • Page 27 C150062 Fig. 48 - - RTU Open System Control Wiring Diagram with Perfect Humidityt...

  • Page 28: Supply Air Temperature (Sat) Sensor

    Refer to the input configuration and accessory sections of the Factory Installed Option RTU Open Controls, Start ---Up, Operation and Troubleshooting manual for more detail. The RTU Open controller requires the use of a Bryant space sensor. A standard thermostat cannot be used with the RTU Open system.

  • Page 29: Outdoor Air Temperature (Oat) Sensor

    C08460 Fig. 51 - - RTU Open T- - 55 Sensor Connections SPT sensors available from Bryant are resistive input non-communicating (T55, T56, and T59) sensors. These Connect T- - 56: See Fig. 52 for T- - 56 internal connections.

  • Page 30: Economizer Controls

    J20-1 J20-2 Jumper 0-10VDC J20-3 SIG COM 4-20mA C08461 ALARM Fig. 53 - - RTU Open T- - 56 Sensor Connections RELAY CONTACTS H G 24 VAC Connect T- - 59: The T- - 59 space sensor requires a separate, isolated power supply of 24 VAC. See Fig. 54 24 VDC 8 7 6 5 4 3 2 1 for internal connections at the T- - 59.

  • Page 31: Outdoor Air Quality Sensor

    Outdoor Air Quality Sensor Space Relative Humidity Sensor or Humidistat — (PNO 33ZCSENCO2 plus weatherproof enclosure) — Perfect Humidityt Control Wiring: In units equipped with the Perfect Humidity option there are two pink The outdoor air CO sensor is designed to monitor carbon (PNK) wires loose in the control box used to control the dioxide (CO ) levels in the outside ventilation air and...

  • Page 32: Smoke Detector/Fire Shutdown (Fsd)

    J4-1 or J4-4 + 24 VDC Supply Voltage J4-2 or J4-5 (-) 4 to 20 mA Current Loop Output to RTU-OPEN Relative Humidity Sensor (Polarized Male Connector) SPAN ZERO 4-20 VAC GND 0-5V 0-10V C10839 Fig. 60 - - Duct Relative Humidity Sensor Typical Wiring Humidistat: Use of a field- - supplied humidistat provides Fan Status: The fan status accessory is a field- - installed the RTU Open insight to the relative humidity in the...

  • Page 33: Communication Wiring - - Protocols

    Protocols do not change the function of Contact your Bryant applications engineer for more a controller; just make the front end user different. detailed information on protocols, 3rd party wiring, and networking for RTU Open.

  • Page 34: Local Access

    RTU Open operating sequences Field Assistant and troubleshooting information. Contact your Bryant Field Assistant is a computer program included with the applications engineer for details on configuration and purchase of the Tech Tool Kit (USB-TKIT). This is a field troubleshooting of connected networks.

  • Page 35: Outdoor Air Enthalpy Control

    Table 6 – LEDs The LEDs on the RTU Open Control Board (see Fig. 46) show the status of certain functions: If this LED is on... Status is... Power The RTU Open has power The RTU Open is receiving data from the network segment The RTU Open is transmitting data over the network segment The binary output is active The Run and Error LEDs indicate control module and network status...

  • Page 36: Smoke Detectors

    To wire the return air enthalpy sensor, perform the Return Air following: Smoke Detector (as shipped) 1. Use a 2- - conductor, 18 or 20 AWG, twisted pair cable to connect the return air enthalpy sensor to the enthal- py controller. 2.
  • Page 41 Legend and Notes for Tables 7 - - 10 LEGEND: Example: Supply voltage is 230-3-60 BRKR --- Circuit breaker AB = 224 v --- Convenient outlet BC = 231 v DISC --- Disconnect AC = 226 v --- Full load amps --- Locked rotor amps --- Minimum circuit amps (224 + 231 + 226)

  • Page 42: Step 13 - Adjust Factory- -Installed Options

    Catalog No: II581J---14---01 2015 Bryant Heating & Cooling Systems. D 7310 W. Morris St. D Indianapolis, IN 46231 Edition Date: 01/15 Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.

  • Page 43: Start-Up Checklist

    START-UP CHECKLIST (Remove and Store in Job File) MODEL NO.: SERIAL NO.: I. PRE-START-UP j VERIFY THAT ALL PACKAGING MATERIALS HAVE BEEN REMOVED FROM UNIT j VERIFY INSTALLATION OF OUTDOOR AIR HOOD j VERIFY INSTALLATION OF FLUE EXHAUST AND INLET HOOD j VERIFY THAT CONDENSATE CONNECTION IS INSTALLED PER INSTRUCTIONS j VERIFY THAT ALL ELECTRICAL CONNECTIONS AND TERMINALS ARE TIGHT j CHECK THAT INDOOR- - AIR FILTERS ARE CLEAN AND IN PLACE...
  • Page 44 REPEAT PROCESS FOR 2 COMPRESSOR SYSTEMS Catalog No: II581J---14---01 2015 Bryant Heating & Cooling Systems. D 7310 W. Morris St. D Indianapolis, IN 46231 Edition Date: 01/15 Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.

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