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Ingersoll-Rand WSC036E, Installation & Operation Manual

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Ingersoll-Rand WSC036E Installation & Operation Manual Download Page 46

Maintenance

46

RT-SVX23G-EN

Final Process

For future reference, you may find it helpful to record the
unit data requested below in the blanks provided.

Complete Model Number

_____________________________________________________

Unit Serial Number

_____________________________________________________

Wiring Diagram Numbers (from unit control panel)

_____________________________________________________

Schematics

_____________________________________________________

Connections

_____________________________________________________

Table 11.

Sample maintenance log

 

Refrigerant Circuit #1 

Refrigerant Circuit #2 

 Date

Current 
Ambient 
Temp. F/C

Compr. 
Oil Level

Suct. 
Press. 
Psig/
kPa

Disch. 
Press. 
Psig/
kPa

Liquid 
Press. 
Psig/
kPa

Super
-heat 
F/C

Sub-
cool. 
F/C

Compr. 
Oil 
Level

Suct. 
Press. 
Psig/kPa

Disch. 
Press. 
Psig/
kPa

Liquid 
Press. 
Psig/
kPa

Super-
heat 
F/C

Sub-
cool. 
F/C

- ok
- low

          

- ok
- low

- ok
- low

- ok
- low

- ok
- low

- ok
- low

- ok
- low

- ok
- low

- ok
- low

- ok
- low

 

- ok
- low

- ok
- low

- ok
- low

- ok
- low

- ok
- low

- ok
- low

- ok
- low

- ok
- low

- ok
- low

- ok
- low

- ok
- low

- ok
- low

Summary of Contents for WSC036E

Page 1: ...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...

Page 2: ...ates a potentially hazardous situation which if not avoided could result in minor or moderate injury It could also be used to alert against unsafe practices NOTICE Indicates a situation that could res...

Page 3: ...to revise this publication at any time and to make changes to its content without obligation to notify any person of such revision or change Trademarks All trademarks referenced in this document are t...

Page 4: ...nstructions 25 Return Air Smoke Detector 26 Main Electrical Power Requirements 26 Electric Heat Requirements 27 Low Voltage Wiring AC DC Requirements 27 Condensate Drain Configuration 27 Filter Instal...

Page 5: ...49 Clogged Filter Switch 49 Fan Failure Switch 49 Condensate Overflow Switch 49 Zone Temperature Sensor ZTS Test 49 Test 1 Zone Temperature Thermistor ZTEMP 49 Test 2 Cooling Set Point CSP and Heating...

Page 6: ...1 Unit Mounted Non Fused Disconnect6 2 Unit Mounted Circuit Breaker6 Digit 20 Convenience Outlet 0 No Convenience Outlet A Unpowered Convenience Outlet B Powered Convenience Outlet three phase only 7...

Page 7: ...disconnect circuit breaker options 7 Requires use of Disconnect or Circuit Breaker 8 Standard metering devices are TXVs 9 The return air smoke detector maynotfituporworkproperlyon the Precedent units...

Page 8: ...nit model number serial number electrical characteristics refrigerant charge as well as other pertinent unit data Compressor Nameplate The nameplate for the compressors are located on the side of the...

Page 9: ...and is connected to the RTOM A diagnostic SERVICE signal is sent to the remote panel if the pressure differential across the filters is at least 0 5 w c The contacts will automatically open when the...

Page 10: ...errupted the program is retained in permanent memory If power is off for an extended period of time only the clock and day may have to be reset The zone sensor allows selection of 2 3 or 4 system mode...

Page 11: ...instructions will prevent the smoke detectors from performing it s design function Airflow through the unit is affected by the amount of dirt and debris accumulated on the indoor coil and filters To i...

Page 12: ...12 RT SVX23G EN Unit Dimensions Figure 1 Typical installation clearances for single multiple unit applications WSC036 048E Units WSC060 120E Units...

Page 13: ...ure 2 Heat pump 3 4 ton standard efficiency Note All dimensions are in inches millimeters Figure 3 Heat pump 3 4 ton standard efficiency unit clearance and roof opening Note All dimensions are in inch...

Page 14: ...at pump 3 4 ton standard efficiency roof curb Note All dimensions are in inches millimeters 7 44 44 MM MM 44 44 MM MM 1038 1038 MM MM 1053 1053 MM MM Figure 5 Heat pumps 5 6 ton standard efficiency No...

Page 15: ...s RT SVX23G EN 15 Figure 6 Heat pump 7 ton standard efficiency Note All dimensions are in inches millimeters Figure 7 Heat pump 5 7 ton unit clearance and roof opening Note All dimensions are in inche...

Page 16: ...odels only 2130 MM 356 MM ALTERNATE CONDENSATE DRAIN CONNECTION 3 4 14 NPT DIA HOLE INDOOR TOP PANEL OUTDOOR TOP PANEL 50 7 8 1292 MM 63 3 16 1605 MM 99 11 16 2532 MM UNIT POWER WIRE 1 3 8 35MM DIA HO...

Page 17: ...igure 11 Heat pump 10 ton standard efficiency roof curb Notes 1 All dimensions are in inches millimeters 1 3 4 44 MM 2 51 MM 84 1 2 2146 MM 83 7 8 2130 MM 60 3 8 1534 MM 59 7 8 1521 MM 14 356 MM 2 51...

Page 18: ...es eye protection mask long sleeves and pants when working with products containing fiberglass wool Exposure to glass wool fibers without all necessary PPE equipment could result in cancer respiratory...

Page 19: ...given for information only Figure 13 Rigging and center of gravity data Table 2 Factory installed options fiops accessory net weights lbs a b WSC036E 048E WSC060E WSC072E 090E WSC120E Net Weight Net...

Page 20: ...e unit Smoke Detector Return 7 7 7 7 Through the Base Electrical 8 13 8 13 Unit Mounted Circuit Breaker 5 5 5 5 Unit Mounted Disconnect 5 5 5 5 a Weights for options not listed are 5 lbs b Net weight...

Page 21: ...e curb must be true to assure an adequate curb to unit seal Figure 16 Heat pump 10 ton standard efficiency horizontal airflow supply return Note All dimensions are in inches millimeters Figure 17 Heat...

Page 22: ...unit s supply and return air openings Be sure to use flexible duct connections at the unit For built up curbs supplied by others gaskets must be installed around the curb perimeter flange and the supp...

Page 23: ...curb Make sure that the gasket on the curb is not damaged while positioning the unit General Unit Requirements The checklist listed below is a summary of the steps required to successfully install a c...

Page 24: ...4 p 24 3 Position SUPPLY DUCT COVER as shown rotate 90 degrees to allow entrance into supply opening 4 Slide SUPPLY DUCT COVER into duct openings until inward edge of duct cover engages with the 2 ret...

Page 25: ...ructions in steps 1 through 3 below If the unit being installed does not have a factory installed electric heater package or is equipped with a factory installed electric heater model that does not co...

Page 26: ...an surface 4 Slide the top bracket down the copper sensing tube insert the tab on the left side into the slot on the indoor coil blockoff and secure the right side of the bracket with one of the 3 scr...

Page 27: ...6 Replace evaporator access panel and supply air access panels To convert drain condensate through the base of unit 1 Removeevaporator access paneland supply air access panels 2 Remove the support pan...

Page 28: ...el Refer to the customer connection diagram that is shipped with the unit for specific termination points 2 Provide proper grounding for the unit in accordance with local and national codes OptionalTB...

Page 29: ...nd components utilizing a DC analog input output signal refer to Unit Dimensions p 12 for the electrical access locations provided on the unit 1 Table 6 p 30 lists the conductor sizing guidelines that...

Page 30: ...e run 3 Do not run the electrical wires transporting DC signals in or around conduit housing high voltage wires 4 Route low voltage wiring per illustrations on Figure 37 p 31 Table 6 Zone sensor modul...

Page 31: ...Installation RT SVX23G EN 31 Figure 37 Customer control low voltage routing all units except 10 ton Figure 38 ReliaTel withoutTBUE control customer wire routing 10 ton...

Page 32: ...le 1 illustrates two series circuits with two sensors in each circuit wired in parallel The square of any number of remote sensors is required Example 2 illustratesthreesensorssquaredinaseries paralle...

Page 33: ...numbers are for reference only There are multiple smoke detector systems that could have differently numbered pins For correct wiring details please refer to the specific smoke detector literature th...

Page 34: ...RT SVX23G EN Figure 41 Typical field wiring diagrams for optional controls BA YSENS075 BA YSENS075 BA YSENS119 BA YSENS110 BA YSENS108 BA YSENS106 BAYSENS073 BAYSENS074 BAYSENS075 ASYSTAT669A OPTIONA...

Page 35: ...ms 0 17 8 87 56 K Ohms 5 15 0 74 65 K Ohms 10 12 2 63 80 K Ohms 15 9 4 54 66 K Ohms 20 6 7 46 94 K Ohms 25 3 8 40 40 K Ohms 30 1 1 34 85 K Ohms 35 1 7 30 18 K Ohms 40 4 4 26 22 K Ohms 45 7 2 22 85 K O...

Page 36: ...thest from average 221 The percentage of Imbalance equals The 2 2 imbalance in this example exceeds the maximum allowable imbalance of 2 0 This much imbalance between phases can equal as much as a 20...

Page 37: ...or mechanical failures Before starting the unit in the Cooling mode set the system switch to the Off position and turn the main power disconnect to the On position and allow the crankcase heater to op...

Page 38: ...est terminals The unit will start the first test step and change to the next step every 30 seconds At the end of the test mode control of the unit will automatically revert to the applied System contr...

Page 39: ...is too high external static pressure is low do one or both of the following and repeat procedure Increase supply and or return duct static Change indoor fan speed tap to a lower value Note Minimum se...

Page 40: ...ng applications The indoor motor shall be operating 100 to verify turn DA COOL_FAN SPD potentiometer full clockwise voltage should read 7 5 Vdc across harness test terminals The unit schematic illustr...

Page 41: ...Economizer Control ECA The economizer will drive to its minimum position setpoint exhaust fans if applicable may start at random and the supply fan will start when the SERVICETEST is initiated The Ex...

Page 42: ...at the heater contactor 2 Momentarily jump across theTest 1 Test 2 terminals on LTB one additional time if continuing from previous component start up or until the desired start up componentTest is st...

Page 43: ...in Table 10 p 44 7 Recheck the belt tension at least twice during the first 2 to 3 days of operation Belt tension may decrease until the new belts are run in WARNING Hazardous Service Procedures The m...

Page 44: ...is frayed or worn replace it Refer to the Fan Belt Adjustment section for belt replacement and adjustments Verify that all wire terminal connections are tight Remove any corrosion present on the exter...

Page 45: ...ning solution into the sprayer If a high pressure sprayer is used a do not allow sprayer pressure to exceed 600 psi b the minimum nozzle spray angle is 15 degrees c maintain a minimum clearance of 6 b...

Page 46: ...hematics _____________________________________________________ Connections _____________________________________________________ Table 11 Sample maintenance log Refrigerant Circuit 1 Refrigerant Circu...

Page 47: ...cedures if other microelectronic components are suspect System Status Checkout Procedure System Status is checked by using one of the following two methods Method 1 If the Zone Sensor Module ZSM is eq...

Page 48: ...ow System Failure Measure the voltage between terminals J6 9 J6 6 Normal Operation approximately 32 VDC System Failure less than 1VDC approximately 0 75VDC Test Mode voltage alternates between 32 VDC...

Page 49: ...nce between terminals 1 and 2 on the ZoneTemperature Sensor Below are some typical indoor temperatures and corresponding resistive values Test 2 Cooling Set Point CSP and Heating Set Point HSP The res...

Page 50: ...tely 15 minutes If the RTRM loses the Heating and Cooling setpoint input the RTRM will control in the default mode instantaneously The temperature sensing thermistor in the Zone Sensor Module is the o...

Page 51: ...ply Air Sensor Failure X X Outdoor Air Temperature Fail X X Power loss to RTEM X Failed or Power Loss to Actuator X X Mechanical Failure of Actuator X a If goes out of range Table 14 Low leak economiz...

Page 52: ...s RATemp Sensor 5 Flashes OA Quality Sensor 6 Flashes OA Humidity Sensor 7 Flashes OATemp Sensor 8 Flashes MATemp Sensor 9 Flashes RAM Fault 10 Flashes ROM Fault 11 Flashes EEPROM F Troubleshooting Pr...

Page 53: ...542 208 230 460 575v 60hz 3ph 6 7 5 Ton Heat Pump Belt Drive 4366 1535 208 230 460 575v 60hz 3ph 10 Ton Heat Pump Belt Drive 4366 7446 230 460v 60Hz 3Ph 10 Ton Heat Pump 4366 7447 575v 60Hz 3Ph 10 Ton...

Page 54: ...1 2000 This limited warranty is not retroactive to any installations prior to 10 1 2001 or on product produced prior to 2000 THE LIMITED WARRANTY AND LIABILITY SET FORTH HEREIN ARE IN LIEU OF ALL OTH...

Page 55: ...not be obligated to pay for the cost of lost refrigerant No liability shall attach toWarrantor until products have been paid for and then liability shall be limited solely to the purchase price of th...

Page 56: ...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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