Ingersoll-Rand YH*150 Installation, Operation And Maintenance Instructions Download Page 1

SAFETY WARNING

Only qualified personnel should install and service the equipment. The installation, starting up, and servicing of heating, ventilating, and air-
conditioning equipment can be hazardous and requires specific knowledge and training. Improperly installed, adjusted or altered equipment 
by an unqualified person could result in death or serious injury. When working on the equipment, observe all precautions in the literature and 
on the tags, stickers, and labels that are attached to the equipment.

Packaged Rooftop Air Conditioners
Voyager™ 

 Gas/Electric

12½ – 25 Tons, 60/50Hz

January 2014

RT-SVX26J-EN

 

Installation, Operation,
and Maintenance

Model Number:

YS*150–300
YH*150-300

Summary of Contents for YH*150

Page 1: ...ing Improperly installed adjusted or altered equipment by an unqualified person could result in death or serious injury When working on the equipment observe all precautions in the literature and on t...

Page 2: ...TION Warnings Cautions and Notices appear at appropriate sections throughout this literature Read these carefully WARNING Indicates a potentially hazardous situation which if not avoided could result...

Page 3: ...this manual and following the instructions the risk of improper operation and or component damage will be minimized It is important that periodic maintenance be performed to help assure trouble free o...

Page 4: ...Smoke Detector 33 Through the Base Gas Utility Option 36 Pre Start 37 Test Modes 37 Verifying Proper Air Flow Units with Belt Drive Indoor Fan 37 Start Up 38 Economizer Start Up 38 Compressor Start Up...

Page 5: ...ndard Motor w Shaft Grounding Ring C Single Zone Variable Air Volume Oversized Motor w Shaft Grounding Ring D Multi Speed Oversized Motor w Shaft Grounding Ring E VAV Supply Air Temperature Control St...

Page 6: ...Through the Base Options 9 ReliaTel Options Module is required when ordering the following accessories Clogged Filter Switch Fan Fail Switch Condensate Overflow Switch Discharge Air Sensing Kit Frost...

Page 7: ...the installation instruction that ships with each kit when field installation is necessary RLCI ReliaTel LonTalk Communication Interface Optional This module is used when the application calls for an...

Page 8: ...during compressor operation the compressor for that circuit is immediately turned Off The compressor will not be allowed to restart for a minimum of 3 minutes should the contacts close If four consec...

Page 9: ...th a Trane Integrated Comfort building management system Remote Zone Sensor BAYSENS074 This electronic sensor features single setpoint capability and timed override with override cancellation It is us...

Page 10: ...ream or return air stream the air velocity entering the smoke detector unit must be between 500 and 4000 feet per minute Equipment covered in this manual will develop an airflow velocity that falls wi...

Page 11: ...h soap and warm water after handling Storage Take precautions to prevent condensate from forming inside the unit s electrical compartments and motors if The unit is stored before it is installed or Th...

Page 12: ...12 RT SVX26J EN Unit Dimensions Figure 1 Typical installation clearance for single and multiple unit applications 5 8 5 0...

Page 13: ...nal data for 12 tons standard efficiency units 2710 mm 106 11 16 1273 mm 50 1 8 168 mm 6 5 8 651 mm 25 5 8 1799 mm 70 13 16 213 mm 8 3 8 745 mm 29 5 16 68 mm 2 11 16 25 mm 1 1453 mm 57 3 16 152 mm 6 S...

Page 14: ...Unit dimensional data 15 25 tons standard efficiency units 3091 mm 121 11 16 1372 mm 54 173 mm 6 13 16 679 mm 26 3 4 2138 mm 84 3 16 227 mm 8 15 16 25 mm 1 830 mm 32 11 16 1643 mm 64 11 16 151 mm 5 1...

Page 15: ...mm 1 843 mm 33 3 16 68 mm 2 11 16 1643 mm 64 11 16 152 mm 6 GAS CONNECTION SEE NOTE 1 22 mm 7 8 DIA HOLE UNIT CONTROL WIRE 76 mm 3 DIA HOLE UNIT POWER WIRE DOWNFLOW CONDENSATE DRAIN CONN 25 mm 1 NPT...

Page 16: ...SVX26J EN Figure 8 Unit dimensional data 15 25 tons standard efficiency units 12 25 tons high efficiency units Figure 9 Horizontal duct dimensional data 15 25 tons standard efficiency units 12 25 tons...

Page 17: ...t 2223 707 580 425 509 YS 250F 2054 655 555 403 442 YS 300F 2054 655 555 403 442 YH 300F 2207 702 579 422 507 Table 2 Typical unit weights and point loading data kg Unit Models Net Weights 25mm 18mm C...

Page 18: ...at the gasket on the curb is not damaged while positioning the unit WARNING Heavy Objects Ensure that all the lifting equipment used is properly rated for the weight of the unit being lifted Each of t...

Page 19: ...uirements The checklist listed below is a summary of the steps required to successfully install a commercial unit This checklist is intended to acquaint the installing personnel with what is required...

Page 20: ...ate drain line must be connected to the P Trap Pitch the drain lines at least inch for every 10 feet of horizontal run to assure proper condensate flow Do not allow the horizontal run to sag causing a...

Page 21: ...al and national codes Field Installed Control Wiring An overall layout of the various control options available with the required number of conductors for each control device is illustrated in Figure...

Page 22: ...lowed when interconnecting the DC binary output devices and the system components utilizing a DC analog input output signal to the unit Note Resistance in excess of 2 5 ohms per conductor can cause de...

Page 23: ...System Sensor smoke detectors are connected together using terminals 1 and 12 on each detector If you have supply and return smoke detectors in all HVAC units you can connect a maximum of five HVAC u...

Page 24: ...Installation 24 RT SVX26J EN Figure 19 Smoke detector connections up to 10 HVAC units...

Page 25: ...26J EN 25 Figure 20 Typical field wiring diagrams for optional controls ReliaTel only BAYSENS075 BAYSENS075 BAYSENS119 BAYSENS110 BAYSENS108 BAYSENS106 BAYSENS073 BAYSENS074 BAYSENS075 ASYSTAT669A OPT...

Page 26: ...d Example 2 illustrates three sensors squared in a series parallel circuit Example 3 illustrates the circuit required for this senor Table 5 lists the temperature versus resistance coefficient for all...

Page 27: ...Installation RT SVX26J EN 27 Table 6 Space temperature averaging examples...

Page 28: ...0 w c Manifold Gas Pressure b b Staged gas heat units have a negative pressure gas valve Never adjust the staged gas pressure valve to a positive pressure 0 2 w c Combustion Blower Suction Pressure 1s...

Page 29: ...onnect switch to the Off position Connect the phase sequence indicator leads to the terminal block or to the Line side of the optional factory mounted disconnect switch as follows Black phase A to L1...

Page 30: ...procedure to bypass some time delays and to start the unit at the control panel Each step of unit operation can be activated individually by temporarily shorting across the Test terminals for two to t...

Page 31: ...found on the unit nameplate and the N E C 4 Route low voltage class II control wiring through hole in base of unit but not through high voltage conduit Feedcontrolwiringthroughbushingprovided on side...

Page 32: ...including remote disconnects and discharge all motor start run capacitors before servicing Follow proper lockout tagout procedures to ensure the power cannot be inadvertently energized Verify with an...

Page 33: ...ned above proceed with the installation of the return air smoke detector as follows 1 Remove the smoke detector assembly from its shipping position in the indoor fan compartment This assembly is attac...

Page 34: ...t will be necessary to remove the barometric relief filter open the barometric relief damper and reach inside through the barometric relief outlet to access and connect the copper exhaust elbow to the...

Page 35: ...ris accumulated on the indoor coil and filters To insure that airflow through the unit is adequate for proper sampling by the return air smoke detector complete adherence to the maintenance procedures...

Page 36: ...NG Hazardous Voltage w Capacitors Disconnect all electric power including remote disconnects and discharge all motor start run capacitors before servicing Follow proper lockout tagout procedures to en...

Page 37: ...across the Test 1 and Test 2 terminals on LTB1 one time to start the Minimum Ventilation Test Once the supply fan has started check for proper rotation The direction of rotation is indicated by an ar...

Page 38: ...LTB1 one additional time if continuing from previous component start up or until the desired startup component Test is started Scroll Compressors a Once each compressor has started verify that the ro...

Page 39: ...it is not recommended to set the supply air temperature below 50 F In cooling mode if the supply air temperature is more than 3 5 F warmer than the selected temperature a stage of cooling will be turn...

Page 40: ...U Active DWU Off DWU or Cooling1 2 3 4 VAV Cooling1 DWU or Cooling1 2 3 4 VAV Cooling or Heating1 Off Off4 Off4 Notes 1 If Cooling is selected the supply fan will run continuously If VAV Heating is ac...

Page 41: ...in place Close the main disconnect switch or circuit protector switch that provides the supply power to the unit s terminal block or the unit mounted disconnect switch Figure 34 RTAM module Static pr...

Page 42: ...number represents the force in pounds required to give the needed deflection 6 Compare the force scale reading Step 5 with the appropriate force value listed in Table 17 p 42 If the force reading is...

Page 43: ...place it Refer to Fan Belt Adjustment Belt Drive Units p 42 for belt replacement and adjustments Verify that all wire terminal connections are tight Remove any corrosion present on the exterior surfac...

Page 44: ...the blanks provided 1 Complete Unit Model Number _____________________________________________________ 2 Unit Serial Number _____________________________________________________ 3 Wiring Diagram Numbe...

Page 45: ...ting Refer to the sequence of operations for each mode to assist in verifying proper operation Make the necessary repairs and proceed to Step 7 and Step 8 7 If no abnormal operating conditions appear...

Page 46: ...ogged filter switch has closed check the filters Simultaneous Heat and Cool Failure Emergency Stop is activated Method 2 The second method for determining system status is done by checking voltage rea...

Page 47: ...losed The LED will be turned off immediately after resetting the switch to the Normally Open position or any time that the IDM is turned Off If the switch remains closed and the IDM is turned On the S...

Page 48: ...the high end will measure from approximately 24 to 38 Vdc 4 Verify all modes of operation by running the unit through all of the steps in the Test Modes section discussed in Start Up p 38 5 After ver...

Page 49: ...izer Actuator ECA LED indicator OFF No Power or Failure ON Normal OK to Economize Slow Flash Normal Not OK to Economize Fast Flash 1 4 Second On 2 Seconds Off Error Code Communications Failure Pulse F...

Page 50: ...with or without Dehumidification 380 575 2313 1502 YS 150 300 YH 150 300 50 60HZ 2 Stage Gas Heat with or without Dehumidification 2313 1504 YS 150 300 YH 150 300 50 60HZ Modulating Gas Heat with or...

Page 51: ...Module Connections 208 230 460 575 60 Hz 2313 2050 YS 180 300 YH 150 300 2 Stage Gas Heat 2313 2051 YS 180 300 YH 150 300 Modulating Gas Heat Multi zone Variable Air Volume Multi speed Fans Single Zon...

Page 52: ...vanced controls and HVAC systems comprehensive building services and parts For more information visit www IRCO com The manufacturer has a policy of continuous product and product data improvement and...

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