Sharp R-240B Specifications
Contents
1. YELLOW RED YELLOW RED 0000 2 P3 6 P4 RED ZE VAG WHITE 7a tor com SD COMMON so 1 L HD WHITE Rt SR 2 R KK 3 OUTDOOR Ae AIR ENTHALPY SENSOR X p HONEYWELL 1 fi 2 C7400A1004B x b O 3 4 st T l pa u 40 MINIMUM POSITION O CU P1 ADJUSTMENT DISCHARGE TS EREE MAXIMUM O Q 91 AIR SENSOR gt ADJUSTMENT 5 HH H EXHAUST AC ACI ae ES W725 ECONOMIZER 9 MODULE CONDENSER ELECTRICAL BOX SUPPLIED WITH UNIT FIELD INSTALLED FIELD WIRING DUAL STAGE ECONOMIZER WIRING SCHEMATICS MODULATING ACTUATOR HONEYWELL M9208 RED BLACK WHITE 24 VAC HOT 24 VAC COMMON FREE H COOL UNIT H coNTROL EXHAUST H FAN MINIMUM POSITION O ADJUSTMENT MAXIMUM 3 POSITION ADJUSTMENT INDOOR W7215 ECONOMIZER MODULE TR HOT COM so po LIMIT 2 9 SR OUTDOOR 84 8 8 AIR ENTHALPY 5 5 SENSOR 45 HONEYWELL 2 C7400A10048 9 lt 3 4 2 ili i2. W7215 is powered from the JCI unit s microprocessor board at the G Out pin whenever the fan of the evaporator section is operating To ensure that the W7215 is continuously powered the fan switch on the thermostat sub base should be left on at alltimes High Enthalpy Sequence When the outside air enthalpy exceeds the enthalpy set point tne economizer W7215 module terminals 1 and 2 are closed and economizer will be forced into the minimum damper position setting The JCI unit s microprocessor board will control cooling requirements Low Enthalpy Sequence When the outside air enthalpy is below the enthalpy set point W7215 economizer terminals 1 and 2 are opened and free cooling is activated The JCI unit s microprocessor board turns off compressor operation Damper Modulation On all JCI units the C7046 temperature sensor should be located in the discharge air duct Locating the sensor in the discharge air provides effective low limit sensing and control outside air damper remains at minimum position if the discharge air temperature is below 50 F or 10 C If the discharge air temperature is between 50 to 56 F 10 to 13 3 C the outside air damper will modulate between minimum position and fully open Above 56 F 13 3 C the outside air damper will remain in the fully open position Occupied The OCCUPIED harness terminal is not connected to the economizer controller It has been pr
3. 2 VERTICAL MIXING BOX DIMENSIONS Vertical Unit Economizer MIXING BOX DIM N MODUE Model Number Model Number A B c D E F G DSV060B VASE 060B 1 49 00 27 75 24 00 40 00 14 00 8 00 15 00 DSV096B 120B VASE 120B 1 66 50 36 25 26 50 58 00 19 50 8 00 15 00 DSV144B 180B VASE 180B 1 78 00 35 75 28 50 70 00 19 50 8 00 15 00 DSV240B VASE 240B 1 86 00 41 25 34 00 78 00 25 00 8 00 15 00 3 HORIZONTAL MIXING BOX DIMENSIONS Horizontal Unit Model Number DSH024B 036B Economizer Model Number HASE 036B SF MIXING BOX DIM N DAMPER DIM N A D E STANDARD SIDE amp FRONT DAMPER ARRANGEMENT 2 I DSH048B 060B HASE 060B SF 05 096 Horizontal Unit Model Number DSH024B 036B HASE 100B SF Economizer Model Number HASE 036B BF MIXING BOX DIM N DAMPER DIM N A D E DSH048B 060B HASE 060B BF 05 096 HASE 100B BF CONTROL MODULE F G 8 00 15 00 8 00 15 00 8 00 15 00 CONTROL MODULE F G 8 00 15 00 8 00 15 00 8 00 15 00 4 WIRING HARNESS INSTALLATION AIRSIDE ECONOMIZER TO UNIT CONNECTION Each Air Side Economizer is shipped complete with a two part wiring harness The terminated end of the wiring harness that is shipped in a package with the econ
4. T 21 Q N P P1 DISCHARG 1x DISCHARGE i 1 AIR SENSOR da ES JET l CRAY RED sp 01 Jo i ar WHITE u 1 P9 PG l 1 YELLOW RED FAN LPS1 HPS1 LPS2 HPS2 B OO OO OO OO O YELLOW RED SUPPLIED WITH UNIT FIELD INSTALLED FIELD WIRING 6 SEQUENCE OPERATION Modulating Economizer with Typical Electro Mechanical Thermostat The Honeywell W7215 module ML series actuators JCI damper sections and factory wiring harness comprise an integrated economizer These economizers are used to provide ventilation and free cooling for the JCI Series of vertical and horizontal air handlers The Honevwell W7215 can accept inputs from additional optional sensors including a return air enthalpv sensor for differential enthalpv control or a sensor for Indoor Air quality strategies The economizer module also provides a provision for remote damper position control Min and max damper position settings can be remotely controlled using the P and P1 and Q and 1 terminals on the economizer module For more information regarding these features consult the Honeywell W7215 manual included with the Economizer kit Powering the Thermostat 24vac Power to the electromechanical thermostat is provided from terminal of the JCI low voltage terminal strip Electromechanical thermostats do not require a 24vac common connection Powering the W7215 24vac
5. the evaporator blower access door feed the loose pre terminated ends of the harness along the base of the unit towards the right end and back out using the low voltage electrical conduit to the condenser section and into the condenser electrical panel For split unit applications the harness will need to be extended in the field using 18 gauge wire Ensure the cable is protected from damage and the wiring meets all local code requirements 2 Inside the condenser electrical box connect the harness terminations to the microprocessor board economizer harness terminations Y Out G Out ECON and OCCUPIED as shown in the electrical schematic Note that the Occupied terminal is not being used in the standard factory setup and has been provided if required in the field 3 Connect the WHITE COMMON wire from the harness onto the Common tab the microprocessor board using the provided tab adapter as shown in the electrical schematic 4 Inside the blower section of the evaporator unit secure the harness along base towards the left corner post using the supplied cable clips Ensure that the harness is routed clear of moving parts and sharp edges and that there are no loose wires that can be pulled into the blower inlet Coil excess wire length and secure with cable clips see photo 5 The plug end of the harness should terminate inside the bottom left corner post The economizer half of the harness will enter through the knock
6. MODELS DSH DSV R 410A AIR SIDE ECONOMIZER KIT Form 145 11 IOM1 412 AIR SIDE ECONOMIZER FOR DSH AND DSV R 410A AIR COOLED AIR CONDITIONING UNITS INSTALLATION INSTRUCTIONS B Style READ BEFORE PROCEEDINGI GENERAL SAFETV GUIDLINES This equipment is a relativelv complicated apparatus During installation operation maintenance or service individuals mav be exposed to certain components or conditions including but not limited to refrigerants oils materials under pressure rotating components and both high and low voltage Each of these items has the potential if misused or handled improperly to cause bodilv injurv or death It is the obligation and respon sibiltv of operating service personnel to identifv and recognize these inherent hazards protect themselves and proceed safelv in completing their tasks Failure to complv with anv of these requirements could result in serious damage to the equipment and the propertv in which it is situated as well as sever personal injurv or death to themselves and people at the site This document is intended for use bv owner authorized operating service personnel It is expected that this individual possesses independent training that will en able them to perform their assigned tasks and safely It is essential that prior to performing any task on this equipment this individual shall have read and understood this document and any referenc
7. ed materials This individual shall also be familiar with and complv with all applicable governmental standards and regulations pertaining to the task in question SAFETY SYMBOLS The following symbols are used in this document to alert the reader to areas of potential hazard DANGER indicates an imminently haz ardous situation which if not avoided will result in death or serious injury DANGER WARNING indicates a potentially haz ardous situation which if not avoided could result in death or serious injury WARNING instruction will be given together with a CAUTION identifies a hazard which could lead to damage to the machine damage to other equipment and or environmental pollution Usually and brief explanation CAUTION NOTE is used to highlight additional in formation which may be helpful to you wiring must be in accordance with published specifications and must be performed ONLY by qualified service personnel Johnson Controls will not be responsible for damages problems resulting from improper connections to the controls or application of improper control signals Failure to follow this will void the manufacturer s warranty and cause serious damage to property or warning to persons CHANGEABILITV THIS DOCUMENT In complving with Johnson Controls policv for continuous product improvement the information contained in this document is subject to change without notice While Johnson C
8. nded to connect the units and not to support the full weight of the economizer mixing box 226 2 as Additional field support of the mixing ADDITIONAL FIELD SUPPORT IS REQUIRED box is required Failure to provide be from the ceiling or from beneath adequate support for the unit may result injurv or even death WARNING 2 Determine which inlet will be outside air and which will be return air If the normal open closed position of the dampers needs to be reversed remove the actuator reset the damper Exercise care when working around positions so that the outside air damper is th sharp metal of door panels closed and the return air damper is fullv open Adjust the linkage rod to these normal positions edges Sharp and secure Reattach the actuator so that it is rotating in the appropriate direction 3 The module is connected to the unit wiring via a 2 wiring harness field rewiring of the unit is required in order to accommodate the Air Side Economizer option Refer to Section 6 for detailed instructions Connect the wiring harness to the microprocessor board as indicated in Section 4 Wiring Harness Installation 4 With the power to the module the actuator springs will wind and lock The enthalpv changeover setting mav be altered and the outside air damper minimum position adjusted See the attached Honevwell information for details
9. omizer must be field wired into microprocessor board The second part of the harness assembly is pre wired into the Economizer module panel The two parts of the harness are connected together by integrated polarized molex plugs All Models Installing Harness Vertical Units 1 Working from the side access door feed the loose pre terminated ends of the harness in through the back of the low voltage section of the electrical box through the bushed hole 2 Connect the harness terminations to the microprocessor board economizer harness terminations Y Out G Out ECON and OCCUPIED as shown electrical schematic 3 Connect the WHITE COMMON wire from the harness onto the Common tab the microprocessor board using the provided tab adapter as shown in the electrical schematic 4 Inside the condenser section secure the harness to the side of the blower housing using the supplied cable clips Ensure that the harness is routed clear of moving parts and sharp edges and that there are no loose wires that can be pulled into the blower inlet Coil excess wire length and secure with cable clips see photo 5 The plug end of the harness should terminate inside the rear corner post The economizer half of the harness will enter through the knockout hole in this area Ensure the harness is secured on the outside of the unit using the cable clips provided Installing Harness Horizontal Units 1 Working from
10. ontrols makes no commitment to up date or provide current information automatically to the manual owner that information if applicable can be obtained by contacting the nearest Johnson Controls service office It is the responsibility of operating service personnel as to the applicability of these documents to the equipment in question If there is any question in the mind of operating service personnel as to the applicabilitv of these documents then prior to working on the equipment they should verify with the owner whether the equipment has been modified and if current literature is available TABLE OF CONTENTS 4 Installation Mixing Box Dimensions Component Lavout Interconnection Harness Damper 8 Actuator Set up 10 Wiring Schematics 12 Sequence of Operation PRIOR TO INSTALLING OR SERVICING THE UNIT LOCK ALL ELECTRICAL POWER SUPPLV SWITCHES IN THE OFF POSTION FAILURE TO DISCONNECT POWER SUPPLV RESULT IN ELECTRICAL SHOCK OR EVEN DEATH WARNING 1 INSTALLATION Horizontal Vertical Economizers w Prior to installing or servicing the 1 Attach mixing box to unit evaporator return BBs niso sn nt using the metal securing strip provided to disconnect power supply may Fasteners may also be used around the perimeter of the mixing box at the location of bi shock EVEN the filter frame for additional securitv This is l inte
11. out hole in this area Use a punch out tool or screwdriver Feed the plug end harness through and connect to the other half of the economizer harness Ensure the harness is secured on the outside of the unit using the cable clips provided ECONOMIZER DAMPER 8 ACTUATOR SETUP VERTICAL SETUP Installed Harness VERTICAL ECONOMIZER ACTUATOR ORIENTATION SHOWN WITH MOTOR DE ENERGIZED BLADES FULLV RETURN lt 45 1 1 gt FIGURE 1 OUTSIDE AS SHIPPED AIR BLADES FULLV CUNNECTING el HARNESS BLADES FULLY OUTSIDE CLOSED AIR 45 lt gt FIGURE 2 BLADES FULLY CUNNECTING HARNESS HORIZONTAL ECONOMIZER OUTSIDE AIR DAMPER CLOSED ACTUATOR MOUNTED FOR DRIVE ARROW xo RETURN AIR DAMPER OPEN ACTUATOR MOUNTED FOR CW DRIVE ARROW RETURN AIR 7 DAMPER OPEN ACTUATOR MOUNTED FOR DRIVE ARROW DUTSIDE AIR DAMPER CLOSED MOUNTED CCV DRIVE ARROW SINGLE STAGE WIRING SCHEMATICS GRAY RED MODULATING ACTUATOR HONEYWELL M9208
12. ovided if site conditions require field connection of an Occupied function Consult the Honeywell W7215 Economizer Controller Manual for more information Subject to change without notice Printed U S A Copyright 2012 by Unitary Products Group All rights reserved Engineered Systems P O Box 1592 Products York PA Group 17405 Form 145 11 IOM1 412 York PA 17405
Download Pdf Manuals
Related Search