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RT-SVX39B-EN

15 

Pre-Installation

Unit Inspection

As soon as the unit arrives at the job site

Verify that the nameplate data matches the data on the 
sales order and bill of lading (including electrical data).

Verify that the power supply complies with the unit 
nameplate specifications.

Visually inspect the exterior of the unit, including the 
roof, for signs of shipping damage.

Precautionary Measures

Avoid breathing fiberglass dust.

Use a NIOSH approved dust/mist respirator.

Avoid contact with the skin or eyes. Wear long-
sleeved, loose-fitting clothing, gloves, and eye 
protection. Wash clothes separately from other 
clothing: rinse washer thoroughly.

Operations such as sawing, blowing, tear-out, and 
spraying may generate fiber concentrations requiring 
additional respiratory protection. Use the appropriate 
NIOSH approved respiration in these situations.

First Aid Measures

Eye Contact - Flush eyes with water to remove dust. If 
symptoms persist, seek medical attention.

Skin Contact - Wash affected areas gently with soap 
and warm water after handling.

If the job site inspection of the unit reveals damage or 
material shortages, file a claim with the carrier 
immediately. Specify the type and extent of the damage on 
the “bill of lading” before signing.

Visually inspect the internal components for shipping 
damage as soon as possible after delivery and before 
it is stored. Do not walk on the sheet metal base pans.

If concealed damage is discovered, notify the carrier’s 
terminal of damage immediately by phone and by 
mail. Concealed damage must be reported within 15 
days.

Request an immediate joint inspection of the damage 
by the carrier and the consignee. Do not remove 
damaged material from the receiving location. Take 
photos of the damage, if possible. The owner must 

provide reasonable evidence that the damage did not 
occur after delivery.

Notify the appropriate sales representative before 
installing or repairing a damaged unit.

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,

the unit is set on the roof curb, and temporary heat is 
provided in the building. Isolate all side panel service 
entrances and base pan openings (e.g., conduit holes, 
S/A and R/A openings, and flue openings) from the 
ambient air until the unit is ready for start-up.

Note:

Do not use the unit’s heater for temporary heat 
without first completing the start-up procedure 
detailed under “Starting the Unit”.

The manufacturer will not assume any responsibility for 
equipment damage resulting from condensate 
accumulation on the unit’s electrical and/or mechanical 
components.

Unit Clearances

p. 10

 illustrates the minimum operating and service 

clearances for either a single or multiple unit installation. 
These clearances are the minimum distances necessary to 
assure adequate serviceability, cataloged unit capacity, 
and peak operating efficiency.

Important:

Providing less than the recommended 
clearances may result in condenser coil 
starvation, “short-circuiting” of exhaust 
and economizer airflows, or recirculation of 
hot condenser air.

WARNING

Fiberglass Wool!

Product contains fiberglass wool. Disturbing the 
insulation in this product during installation, 
maintenance or repair will expose you to airborne 
particles of glass wool fibers and ceramic fibers known 
to the state of California to cause cancer through 
inhalation. Glass wool fibers may also cause 
respiratory, skin or eye irritation.

Содержание Precedent WSC060ED

Страница 1: ...ining 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...

Страница 2: ...responsible management of refrigerants Know the applicable laws and follow them Revision Summary RT SVX39B EN 11 September 2012 MERV 8 filter with filter removal tool Stainless steel drain pan condens...

Страница 3: ...nstalled Power Wiring 22 Main Unit Power Standard Wiring 22 Field Installed Control Wiring 22 Controls using 24 VAC 23 Controls using DC Analog Input Outputs Standard Low Voltage Multiconductor Wire 2...

Страница 4: ...Digital Zone Sensor Test 39 Unit Economizer Control ECA Trouble shooting ReliaTel Control 40 Wiring Diagrams 41 Limited Warranty 42 Heat Pump WCC WCD WCH WCM and WSC Parts Only 42 Heat Pump WCZ WCY W...

Страница 5: ...connect6 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 Digit 21 Communications Opti...

Страница 6: ...rcuit breaker options 7 Requires use of Disconnect or Circuit Breaker 8 Standard metering devices are TXVs 9 The return air smoke detector may notfit upor workproperly on the Precedent units when used...

Страница 7: ...the unit It is capable of delivering up to 25 inch pounds of torque and is powered by 24 VAC RTCI ReliaTel Trane Communication Interface Optional This module is used when the application calls for an...

Страница 8: ...ed the compressor will not be allowed to operate Anytime this circuit is opened for 1 continuous second during compressor operation the compressor for that circuit is immediately turned Off The compre...

Страница 9: ...to a BAYSENS119 remote panel wiring must be 18 AWG shielded twisted pair Belden 8760 or equivalent Refer to the specific remote panel for wiring details Wireless Zone Sensor BAYSENS050 This electronic...

Страница 10: ...10 RT SVX39B EN Unit Clearances Figure 1 Typical installation clearances for single multiple unit applications WSC060E unit WSC072 120E units...

Страница 11: ...es RT SVX39B EN 11 Figure 2 Heat pump 5 ton Note All dimensions are in inches millimeters Figure 3 Heat pump 5 ton unit clearance and roof opening Note All dimensions are in inches millimeters CLEARAN...

Страница 12: ...Unit Clearances 12 RT SVX39B EN Figure 4 Heat pump 5 ton roof curb Note All dimensions are in inches millimeters Figure 5 Heat pumps 6 7 tons Note All dimensions are in inches millimeters...

Страница 13: ...Clearances RT SVX39B EN 13 Figure 6 Heat pump 10 ton Note All dimensions are in inches millimeters Figure 7 Heat pump 6 10 ton unit clearance and roof opening Note All dimensions are in inches millime...

Страница 14: ...Unit Clearances 14 RT SVX39B EN Figure 8 Heat pump 6 10 ton roof curb Note All dimensions are in inches millimeters 2130 MM 356 MM...

Страница 15: ...he consignee Do not remove damaged material from the receiving location Take photos of the damage if possible The owner must provide reasonable evidence that the damage did not occur after delivery No...

Страница 16: ...f gravity dimensions in mm Tons Unit Model No Maximum Model Weights a lbs kgs Corner Weights b Center of Gravity in mm Shipping Net A B C D Length Width 5 WSC060ED 667 304 562 256 169 77 140 64 96 44...

Страница 17: ...air openings as viewed form the rear of the unit Elbows with turning vanes or splitters are recommended to minimize air noise due to turbulence andto reduce static pressure When attaching the ductwor...

Страница 18: ...rb ductwork must be fabricated and installed by the installing contractor before the unit is set into place Note For sound consideration cut only the holes in the roof deck for the ductwork penetratio...

Страница 19: ...the unit for shipping damage and material shortage file a freight claim and notify appropriate sales representative Verify correct model options and voltage from unit nameplate Verify that the install...

Страница 20: ...he outward edge of each duct cover with 2 screws 5 Slide RETURN DUCT COVER insulation side up into supply opening until inward edge of duct cover engages with the 2 retaining clips on the duct flange...

Страница 21: ...ccess panel and supply air access panels 2 Remove the support panel that the condensate drain pan exits through 3 Slide the condensate drain pan out of the unit 4 Place on a level surface in the posit...

Страница 22: ...dard Wiring 1 Location of the applicable electrical service entrance is illustrated in Unit Clearances p 10 Complete the unit s power wiring connections at Compressor Contactor 1 CC1 inside the unit c...

Страница 23: ...etween the unit and components utilizing a DC analog input output signal refer to Unit Clearances p 10 for the electrical access locations provided on the unit 1 Table 4 lists the conductor sizing gui...

Страница 24: ...Installation 24 RT SVX39B EN Figure 24 ReliaTel refrigeration module Figure 25 Customer control low voltage routing...

Страница 25: ...rature averaging Example 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 illustratesthreesensorssq...

Страница 26: ...27 Typical field wiring diagrams for optional controls BAYSENS119 ASYSTAT777 Zone Sensor BAYSENS077 ASYSTAT111 BAYSENS107 BAYSENS073 Zone Sensor BAYSENS077 ASYSTAT111 BAYSENS109 BAYSENS074 Zone Sensor...

Страница 27: ...ing that deviates the farthest from the average voltage Example If the voltage readings of the supply power measured 221 230 and 227 the average volts would be VD reading farthest from average 221 The...

Страница 28: ...Upon power initialization the RTRM performs self diagnostic checks to insure that all internal controls are functional It also checks the configuration parameters against the components connected to...

Страница 29: ...t will automatically revert to the applied System control method For unit test steps test modes and step resistance values to cycle the various components refer to Table 6 p 30 ReliaTel Controls Upon...

Страница 30: ...y adjustment set screw and turn sheave clockwise To decrease fan RPM loosen the pulley adjustment set screw and turn sheave counterclockwise If the required CFM is too high external static pressure is...

Страница 31: ...nded period 15 to 30 minutes the motor winding can overheat and cause the motor winding thermostat to open 3 After the compressor and condenser fan have started and operated for approximately 30 minut...

Страница 32: ...e amount of belt deflection that corresponds to the proper belt tension 2 Set the large O ring on the belt tension gauge at the deflection value determined in Step 1b 3 Set the small O ring at zero on...

Страница 33: ...all P D Range Super Gripbelts Gripnotch Steel Cable Gripbelts Min Max Min Max Min Max A 3 0 3 6 3 4 1 2 3 7 8 5 1 2 3 1 4 4 3 8 4 8 3 1 2 5 4 1 2 6 1 4 3 3 4 4 3 4 5 0 7 0 4 5 1 2 5 6 7 8 4 1 4 5 1 4...

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