Page 2 - Overview of Manual; Warnings and Cautions; WARNING
© 2007 American Standard All rights reserved SXIH-SVX01B-EN generalinformation About This ManualLiterature Change History Use this manual for Integral Air-Cooledunits, model SCIH. This is the secondissue of this manual, which includes theaddition of the accessory model numberand instructions on how ...
Page 3 - contents; Cross reference to related publications:; Installation .....................................................................2; sequence of operation .............................................21; Maintenance..................................................................
SXIH-SVX01B-EN 3 contents Cross reference to related publications: • Integral Air-Cooled Self-Contained Product Catalog, PKG-PRC009-EN Installation ……………………………………………………………2 general information ……………………………………………2pre-installation considerations ………………………………7dimensions and weights ……………………………………8mechan...
Page 4 - Installation; Integral Air-Cooled Model Number Description
4 SXIH-SVX01B-EN Installation generalinformation Integral Air-Cooled Model Number Description Following is a complete description of the integral air-cooled unit model number. Each digit in the model number has a correspondingcode that identifies specific unit options. S C I H 0 7 5 3 1 A 0 1 0 1 0 ...
Page 5 - Accessory Model Number Description
SXIH-SVX01B-EN 5 Installation generalinformation Accessory Model Number Description Following is a complete description of the integral air-cooled accessory model number. Each digit in the model number has acorresponding code that identifies specific unit options. P V I H A A 1 1 1 A 0 A 0 1 1 1 2 3...
Page 6 - General Information; Refrigeration Circuits
6 SXIH-SVX01B-EN Installation generalinformation General Information The integral air-cooled unit, model SCIH,is a high efficiency, vertical air cooled airconditioner. Units have either front or topdischarge configuration options and easyservice access. Unit construction isheavy gage steel with a ba...
Page 7 - Pre-Installation Considerations; Acoustic Considerations
SXIH-SVX01B-EN 7 Installation pre-installationconsiderations Installation Pre-Installation Considerations Checklist The following checklist gives an overviewof the recommended pre-installationconsiderations. Follow the procedures inthis section to ensure installation iscomplete and adequate for prop...
Page 9 - back of unit
SXIH-SVX01B-EN 9 dimensionsand weights Installation SCIH ComponentOverview back of unit inlet filter frame airflow vent airflow airflow low ambient damper outlet water coil supply airflow supply airflow
Page 10 - SCIH Accessories; Plenum
10 SXIH-SVX01B-EN dimensionsand weights Installation SCIH Accessories A C B Low Ambient Damper SCIH Low Ambient Damper Dimensions & Weight, in-lbs. UnitSize A B C Weight 5 & 7.5 ton 19 1 / 8 7 7 / 8 11 20 10 & 15 ton 52 3 / 4 7 7 / 8 11 40 A C B SCIH Plenum Dimensions & Weight, in-lb...
Page 11 - Steam Coil; Hot Water Coil
SXIH-SVX01B-EN 11 Installation dimensionsand weights 2. Coil connections are mirror-image and can be mounted with either left or right-hand connections. 3.239 OD CONNECTION CONNECTION OD A B SCIH Hot Water Coil Dimensions & Weight, in-lbs. Unit Wet Coil Dry Coil Size A B Weight Weight 5 Ton 38 1...
Page 12 - Ductwork Considerations
12 SXIH-SVX01B-EN Installation mechanicalrequirements Ductwork Considerations Install all air ducts according to theNational Fire Protection Associationstandards for the “Installation of AirConditioning and Ventilation Systemsother than Residence Type (NFPA 90A)and Residence Type Warm Air Heatingand...
Page 13 - Electrical Requirements; Do not mount a; Electrical Data Calculations
SXIH-SVX01B-EN 13 Installation electricalrequirements WARNING Ground Wire! All field-installed wiring must becompleted by qualified personnel. Allfield-installed wiring must complywith NEC and applicable local codes.Failure to follow this instruction couldresult in death or serious injury. WARNING G...
Page 15 - Installation Checklist; Fan Discharge Conversion
SXIH-SVX01B-EN 15 Installation InstallationProcedure Installation Checklist The checklist listed below is a summaryof the steps required to successfullyinstall an integral air-cooled unit. Thischecklist is intended to acquaint theinstalling personnel with what is requiredin the installation process....
Page 17 - Hydronic Coil Installation
SXIH-SVX01B-EN 17 Installation InstallationProcedure Figure I-IP-3. Hydronic coil installation Hydronic Coil Installation Reference Figure I-IP-3 and follow theprocedure below to install the hydroniccoil.1. Remove the front grill, filters, two upper frame screws, and two lowerframe screws. 2. Instal...
Page 18 - Plenum Installation
18 SXIH-SVX01B-EN Installation InstallationProcedure Plenum Installation Reference Figure I-IP-4 and follow theprocedure below to install the plenum.1. Before installing the plenum, ensure the evaporator fan is in the dischargeposition. If not, see the fan dischargeconversion procedure on page 16. 2...
Page 19 - Pre-Startup Checklist
SXIH-SVX01B-EN 19 Installation Pre-StartupRequirements Pre-Startup Checklist Complete this checklist after installing theunit to verify all recommendedinstallation procedures are completebefore unit startup. This does not replacethe detailed instructions in theappropriate sections of this manual.Alw...
Page 20 - Unit Startup Procedures; Startup
20 SXIH-SVX01B-EN Unit Startup Procedures WARNING Hazardous voltage! Disconnect all electric power,including remote disconnects beforeservicing. Follow proper lockout/tagout procedures to ensure thepower can not be inadvertentlyenergized. Failure to disconnectpower before servicing could result inde...
Page 21 - Operation; Sequence of Operation
SXIH-SVX01B-EN 21 Operation Sequence ofOperation Sequence of Operation The thermostat controls the unitoperation. It has both manual andautomatic switches so the thermostatmaintains desired comfort levels. The fan switch allows manual selection ofthe fan speed using the On or Autosetting. With the s...
Page 22 - Maintenance
22 SXIH-SVX01B-EN Maintenance generalinformation Table M-GI-1. Integral Air-Cooled General Data Nominal Tons 5 7.5 10 1 5 ARI capacity - btu/h 60,600 91,000 121,900 177,20 0 (S)EER 10.47 1 10.36 10.38 9.76 R22 charge/circuit (lbs.) 9.2 14.3 9.3 11.7 Shipping weight – lbs. 908 1087 1495 1897 Operatin...
Page 23 - Maintenance Procedures
SXIH-SVX01B-EN 23 Maintenance maintenanceprocedures Maintenance Procedures Before beginning any maintenanceprocedures heed all warnings andcautions. WARNING Hazardous voltage! Disconnect all electric power,including remote disconnects beforeservicing. Follow proper lockout/tagout procedures to ensur...
Page 24 - Refrigerant Leak Testing; Refrigerant System; Refrigerant Evacuation
24 SXIH-SVX01B-EN Maintenance maintenanceprocedures • To assist in reducing power generation emissions, always attempt to improveequipment performance with improvedmaintenance and operations that willhelp conserve energy resources. Refrigerant Leak Testing WARNING Confined space hazard! Do not work ...
Page 26 - Periodic Checklists; Monthly Checklist
26 SXIH-SVX01B-EN Maintenance periodicchecklists Periodic Checklists Monthly Checklist The following checklist provides therecommended maintenance schedule tokeep the unit running efficiently. WARNING Hazardous voltage! Disconnect all electric power,including remote disconnects beforeservicing. Foll...
Page 27 - Troubleshooting
SXIH-SVX01B-EN 27 Maintenance maintenanceprocedures WARNING Hazardous voltage! Disconnect all electric power, includingremote disconnects before servicing.Follow proper lockout/tagout proceduresto ensure the power can not beinadvertently energized. Failure todisconnect power before servicing couldre...
