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YORK INTERNATIONAL

INSTALLATION

FORM 115.20-NOM3 (1006)

RECEIVING

Material  in  this  shipment  has  been  inspected  at  the 

factory  and  released  to  the  transportation  agency  in 

good condition. When received, a visual inspection of 

all cartons should be made immediately. Any evidence 

of rough handling or apparent damage should be noted 

on the delivery receipt and the material inspected in the 

presence of the carrier's representative.

If damage is found, a claim should be 

filed against the carrier immediately.

STORAGE

If the equipment is not to be immediately installed, store 

it in a dry location with the motor protected against 

moisture, dust, corrosion and physical damage.

PREPARE WALL FOR MOUNTING

Depending  upon  building  construction,  provisions 

for mounting the unit must be made by the contractor 

according to architects; drawings.

Unit  must  not  be  operated  during 

building construction due to excessive 

airborne dust and debris. The units 

must not be operated under any cir-

cumstances  without  an  air  filter  in 

place.

It is recommended that all mounting 

holes be used for proper installation.

YVS / YVF UNIT STYLE (VERTICAL CABINET)

See Fig 7 for unit details and dimensions.

Mounting  location  must  allow  enough  clearance  to 

permit the removal of screws that secure the cabinet 

panels.  After selecting the location for the unit, remove 

the front panel. The front panel must be removed on 

the YVS or YVF unit to gain access to the coil, drain 

connections and electrical junction box.  To accomplish 

this:

 1.  Pull firmly on the lower cabinet door (each side)  

until the cabinet releases from its friction fastener.

 2.  Proceed to lift the door assembly straight up and 

off the cabinet frame.

YVC UNIT STYLE  ( VERTICAL CONCEALED)

See Fig 8 for unit details and dimensions.

Mounting  location  must  allow  enough  clearance  to 

permit the removal of screws that secure the cabinet 

panels.  After selecting the location for the unit:
 1.  Remove the front panel.
 2.  Position the unit in its permanent location, making 

sure it is level to insure proper drainage and opera-

tion, and secure the unit in place.

 3.  Secure the unit to the wall using the four, 1/2 inch 

holes provided (two on each end of the unit).

Access must be provided for servicing the unit. If this 

access is provided by a removable panel, ample space 

must be allowed for access to electrical and plumbing 

controls. 

YWC UNIT STYLE (RECESSED WALL)

See Fig 9 for unit details and dimensions.

Mounting  location  must  allow  enough  clearance  to 

permit the removal of all mechanical parts within the 

unit.
 1.  Frame the unit as required so the front panel of the 

wall unit will be flush with the drywall surface when 

installed.

 2.  Frame around the perimeter of the unit as required 

for securing the drywall. 

See Table 1

 below for 

drywall openings.

MODEL NUMBER

DRYWALL CUTOUT DIM 

HT x WD

3YWC

28 x 42

4YWC

28 x 50

6YWC

28 x 58

8YWC

28 x 66

10YWC

28 x 74

12YWC

28 x 82

TABLE 1 – DRYWALL OPENINGS

Summary of Contents for FAN COIL YVC

Page 1: ...d return or both are connected to short runs of ductwork These units are often used for perimeter heating and cooling of offices corridors hospitals apartments hotels and other multi room buildings MODEL YVS I YVF Vertical Cabinet Models YVS Slant Top YVF Flat Top The YVS I YVF model fan coils have the addition of an attractive painted cabinet to blend with any decor These units will have heavy dut...

Page 2: ...ough Publications Dept or downloaded http intranet york com web0003 library default asp LDO6704 INSTALLATION 3 10 RECEIVING 3 STORAGE 3 PREPARE WALL FOR MOUNTING 3 WIRING 4 PIPING 5 STARTUP CHECKLIST 11 MAINTENANCE 12 12 YVC 126 31 R YPP N1 CFM 100 S 3 4 6 8 10 12 CONTROL OPTIONS VALVE PACKAGE COIL CONNECTIONS R Right Hand L Left Hand COIL TYPE 3 3 Row 4 4 Row 31 3 Row Cool 1 Row Heat 41 4 Row Coo...

Page 3: ... front panel must be removed on the YVS or YVF unit to gain access to the coil drain connections and electrical junction box To accomplish this 1 Pull firmly on the lower cabinet door each side until the cabinet releases from its friction fastener 2 Proceed to lift the door assembly straight up and off the cabinet frame YVC UNIT STYLE VERTICAL CONCEALED See Fig 8 for unit details and dimensions Mou...

Page 4: ...B2 2 TB3 2 TB2 3 TB2 4 TB1 4 TB2 1 TB3 3 MOTOR OFF COOL ME D HI LO L L1 N L2 L1 ON VALVE R IS E AQUAS TAT POWE R S UPPLY GR D HE AT TB2 5 1 2 3 4 1 2 3 4 THE R MIS TOR UNIT MTD OPTIONAL FIG 2 MANUAL CHANGEOVER CONTINUOUS FAN T420 THERMOSTAT NO AQUASTAT LOCKOUT 2 PIPE HEAT COOL FIG 3 AUTO CHANGEOVER CONTINUOUS FAN T421 THERMOSTAT LDO6889 LDO6890 3 Mount the unit in its permanent location making sur...

Page 5: ...es PIPE SIZES Tubing connections are 5 8 OD on all models Manual air vents are provided standard on all coils All chilled water piping must be insulated to prevent condensation PRECAUTIONS 1 Flush all field piping prior to connection to remove all debris 2 Use wet cotton rags to cool valve bodies when soldering 3 Open all valves mid way for hand valves manually open on motorized valves prior to sol...

Page 6: ...d be installed with consideration of additional space for any electrical routing that may be required 11 Hydronic systems are not designed to hold pres surized air and should only be tested with water After the system has been proven leak free all lines and valve control packages must be insulated as specified on the building plans DRAIN PIPING Drain line installation must adhere to all code requir...

Page 7: ...ITS WITH NONSTANDARD VALVE PACKAGES 9 5 16 SECONDARY PLASTIC DRAIN PAN 0 84 O D FOR 3 4 PVC PIPE C L UNIT SIZES 10 12 Have two openings 2 apart centered on center line 16 2 1 2 1 2 YVS YVF BACK TOP FRONT END END 1 2 PERMANENT FILTER REMOVABLE THRU RETURN AIR OPENING PLASTIC DISCHARGE GRILLE LEFT HAND UNIT SHOWN RH LH 7 1 4 5 1 8 9 1 4 2 3 8 25 3 3 4 4 1 2 7 7 8 9 1 4 3 3 4 27 5 8 4 1 2 7 7 8 GENER...

Page 8: ...RONT ACCESS PANEL CONTROL BOX RETURN AIR OPENING MTG HOLES 1 2 PERMANENT FILTER REMOVABLE THRU RETURN AIR OPENING 1 SUPPLY DUCT COLLAR TOP FRONT END A E D C B 1 7 8 1 7 8 7 8 7 8 8 7 1 4 5 1 8 19 3 8 6 5 8 5 5 9 1 4 2 24 1 2 3 5 RIGHT HAND UNIT SHOWN Hand of unit determined by cooling coil connection when facing the front of unit LDO10367 GENERAL DIMENSIONS IN INCHES MODEL A B C D E 3 YVC 27 1 2 1...

Page 9: ...10 YWC 59 1 2 57 1 2 58 1 2 55 3 4 12 YWC 67 1 2 65 1 2 66 1 2 63 3 4 22 3 8 DIMENSIONS VARY FOR UNITS WITH NON STANDARD VALVE PACKAGES ALL DIMENSIONS ARE IN INCHES SUPPLY RETURN WATER CONNECTIONS 1 2 DIA MTG HOLES 2 EACH SIDE SECONDARY PLASTIC DRAIN PAN 0 84 O D FOR 3 4 PVC PIPE CONTROL BOX RETURN AIR OPENING MTG HOLES 1 2 PERMANENT FILTER REMOVABLE THRU RETURN AIR OPENING TOP FRONT RIGHT HAND UN...

Page 10: ...ES 2 EACH SIDE WIDTH HEIGHT RETURN AIR OPENING RIGHT HAND UNIT SHOWN RIGHT HAND UNIT SHOWN A MODEL DRYWALL CUTOUT DIMENSIONS MODEL HEIGHT WIDTH MINIMUM HEIGHT ABOVE FLOOR A 3YWC 28 42 6 4YWC 28 50 6 6YWC 28 58 6 8YWC 28 68 6 10YWC 28 74 6 12YWC 28 82 6 FIG 10 YWC FAN COIL INSTALLATION LOCATION DIMENSIONS ...

Page 11: ...d Unit checked for damage interior and exterior Make sure all ductwork is complete and available for full air flow Unit installed level to ensure proper drainage and operation Unit installed with proper clearances Ensure condensate water will drain toward the drain connection An overflow drain may be required as a back up to a clogged primary drain Check that coil s valves and piping have been leak ...

Page 12: ...six to eight weeks The filter is a permanent type and may be removed and washed with a garden hose Filter should be completely dry before reinstalling To remove the filter rotate the retaining rod holding the front edge of the filter so it can drop below the front panel of the cabinet then pull outward to remove To reinstall the filter slide the filter into the filter channels on both sides of the unit ...

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