York YCW User Manual Download

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LD11555

INSTALLATION, OPERATION, & MAINTENANCE

FAN COIL

AIR CONDITIONERS

NEW RELEASE

Form 115.20-NOM6 (1106)

***** WARNING TO INSTALLER, SERVICE PERSONNEL AND OWNER *****

Altering the product or replacing parts with non-authorized factory parts voids all warranty or

implied warranty and may result in adverse operational performance and/or a possible hazardous

safety condition to service personnel and occupants. Company employees and/or contractors are

not authorized to waive this warning.

Notes:

1.  For proper operation, control valve must be normally closed.
2.  Aquastats provided where required.
3.  Electric Heat is available as an option.

MODELS:

YCW SERIES

YCW

Series

2-pipe, 4-pipe

2-pipe, cooling with electric heat

LD11554

LD11556

Basic YCW Series Unit

YCWE with Bottom Return

Option (shown)

Basic YCW Series with Optional

Wall Panel (shown)

Summary of Contents for YCW

Page 1: ...mance and or a possible hazardous safety condition to service personnel and occupants Company employees and or contractors are not authorized to waive this warning Notes 1 For proper operation control valve must be normally closed 2 Aquastats provided where required 3 Electric Heat is available as an option MODELS YCW SERIES YCW Series 2 pipe 4 pipe or 2 pipe cooling with electric heat LD11554 LD1...

Page 2: ...HILLED WATER LINES 5 8 OD COPPER STUBOUTS HOT WATER RETURN HOT WATER SUPPLY FIG 1 UNIT NOMENCLATURE LD11557A LD11698A CABINET DIMENSIONS INCHES A B C D E F FILTER SIZE COIL CONN OD SWEAT HW CW YCW 22 1 8 15 1 8 40 14 10 1 2 3 5 8 18 X 18 5 8 YCW HW 22 1 8 15 1 8 43 18 12 1 2 3 5 8 18 X 18 5 8 5 8 YCWE 22 1 8 15 1 8 40 14 10 1 2 3 5 8 18 X 18 5 8 10 YCW 31 CFM 100 s 3 4 6 8 10 12 Unit Style YCW 2 p...

Page 3: ...provided with 2 coils with single end sheets cooling connections are on the top panel right side and the hot water connec tions are on the top panel middle front This unit is designed to be installed vertically in the upﬂow position and can be installed on a closet plat If damage is found a claim should be ﬁled against the carrier immediately form platform not provided hung on a closet wall use wa...

Page 4: ... POWER SUPPLY WIRING WALL PANEL FRAME HOT WATER OUTLET HOT WATER INLET DRY WALL 2 X 4 WALL STUD CW UNITS CHILLED WATER CONNECTION Note Front edge of unit to be flush with dry wall CROSS MEMBER ON EDGE 2 X 4 WALL STUD WALL PANEL FRAME SCREW DETAIL OF WALL PANEL FRAME INSTALLATION DRY WALL LD11695A TABLE 1 DRYWALL OPENINGS MODEL NUMBER DRYWALL CUTOUT DIM HT x WD 3YWC 28 x 42 4YWC 28 x 50 6YWC 28 x 5...

Page 5: ...standard 120 volt power wired to a dis connect terminal block and a ground lug Fan motor hi med and low speed leads are wired to the control board There may be an unused motor lead from the motor its needs to be capped off The board is also wired to handle either 24v or 120v control wiring To use 24v remove jumpers on the control board For your 24v hot water control valve wire it in series with th...

Page 6: ... N A N A N A N A N A 2 2 1 5 9 4 8 3 12 11 15 15 3 3 2 3 13 6 11 9 17 15 20 15 4 4 3 0 17 8 15 5 23 20 25 20 5 5 3 8 21 9 19 1 28 24 30 25 6 6 4 5 26 1 22 7 33 29 35 30 8CWE 0 0 0 0 1 7 N A N A N A N A N A 3 3 2 3 14 2 12 5 18 16 20 20 4 4 3 0 18 4 16 1 23 21 25 25 5 5 3 8 22 5 19 7 29 25 30 25 6 6 4 5 26 7 23 5 34 30 35 30 8 8 6 0 35 0 30 5 44 39 50 40 10CWE 0 0 0 0 2 7 N A N A N A N A N A 3 3 2 ...

Page 7: ...eringtobronzeorbrass heatthepiping while in the socket cup and begin introducing the solder when the ﬂux boils rapidly Avoid direct ﬂame into the solder joint Heat can only be applied to the cup of the valve body for a minimal time before damage occurs even with the use of wet rags Avoid rapid quenching of solder joints as this will produce joints of inferior quality Connect all piping per accepte...

Page 8: ...ure exists at the drain pan and a minimum trap of 1 1 2 must be provided in the drain line to assure proper drainage Drain connections primary and secondary are 3 4 MPT see Fig 5 for details On units with plastic drain pans the drain connections must be made hand tight only INSTALLATION FIG 5 CWE SERIES WALL CLOSET FAN COILS Chilled Water with Electric Heat CONDENSATE DRAIN CONNECTIONS With drain ...

Page 9: ...C O thermostat and the TB3 3 TB2 5 jumper is in place the fan will con tinue to operate at the fan speed selected Removing the jumper will cause the fan to shut down when the thermostat is satisﬁed When using the T200 thermostat the stat will auto matically regulate the fan speed based on the differ ence between the space temp and setpoint 4 F off setpoint the fan will run HI 3 F off setpoint the ...

Page 10: ...e the air and heating capacities of the unit When the ﬁlters are excessively dirty the unit heating capacity will be so reduced that it is in effective for heating the room When a room fails to heat always check the ﬁlters To ensure proper maintenance of the ﬁlters it is best to follow an organized maintenance procedure The following one is recommended Divide the total number of units on the job i...

Page 11: ...11 JOHNSON CONTROLS FORM 115 20 NOM6 1106 This Page Intentionally Left Blank ...

Page 12: ...ture from accumulating in the bearings See Form 50 20 NM3 Long Term Storage Installer has cleaned out interior Ensure drain pan free from foreign material Ensure air ﬁlters are clean installed properly and secured Use the directional arrows or other information on the ﬁlter to determine the proper ﬂow direction INSTALL CHECKLIST Equipment received as ordered Unit checked for damage interior and ex...

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York YCW, Installation & Operation Manual

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