York YHYB User Manual

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L23952Y 1-05
INSTALLATION, OPERATION, & MAINTENANCE
FAN COIL
AIR CONDITIONERS
Supersedes: Form 115.20-NOM2 (1199)
Form 115.20-NOM2 (105)
***** 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.
MODEL YHBC – Ceiling Concealed Model
MODEL YHH – Ceiling Concealed Model with Electric Heat
MODEL YPHBC – Ceiling Concealed Model with Insulated
Return. Plenum and Filter
MODEL YPHH – Ceiling Concealed Model with Electric
Heat, Insulated Return Plenum and Filter
MODEL YCHBC – Ceiling Cabinet Model
MODEL YRHBC – Telescoping / Recessed Ceiling Model
MODEL YHYB – High Capacity Ceiling Concealed Model
MODEL YPHYB – High Capacity Ceiling Concealed Model
with Insulated Return Plenum and Filter
Notes:
1. 2-Pipe units have one water coil. 4-Pipe units have two water coils.
2. Changeover is used to select heating or cooling mode.
3. YORK International does not recommend “fan cycle” applications for cooling on unit mounted thermostats.
4. For proper operation, control valve must be normally closed.
5. Aquastats provided where required.
6. Electric Heat is only available in the YHH and YPHH units. These units require a remote thermostat (low voltage 4 wire thermostat).
00168VIP
00170VIP
00171VIP
00172VIP
00173VIP
00174VIP
00175VIP
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Summary of Contents

Page 1 - AIR CONDITIONERS

L23952Y 1-05INSTALLATION, OPERATION, & MAINTENANCEFAN COILAIR CONDITIONERSSupersedes: Form 115.20-NOM2 (1199)Form 115.20-NOM2 (105)***** WARNING T

Page 2 - TABLE OF CONTENTS

INSTALLATION10YORK INTERNATIONALFORM 115.20-NOM2 (105)11YORK INTERNATIONALINSTALLATIONFORM 115.20-NOM2 (105)CEILING EXPOSED CABINET – MODEL YCHBC

Page 3

INSTALLATION10YORK INTERNATIONALFORM 115.20-NOM2 (105)11YORK INTERNATIONALINSTALLATIONFORM 115.20-NOM2 (105)All 1-1/2" dia. K.O.;s* 4-Pipe system

Page 4 - 

INSTALLATION12YORK INTERNATIONALFORM 115.20-NOM2 (105)13YORK INTERNATIONALINSTALLATIONFORM 115.20-NOM2 (105) 6 Y HHS - 6.0 -

Page 5

INSTALLATION12YORK INTERNATIONALFORM 115.20-NOM2 (105)13YORK INTERNATIONALINSTALLATIONFORM 115.20-NOM2 (105)Ceiling Concealed Model with Electric Heat

Page 6

INSTALLATION14YORK INTERNATIONALFORM 115.20-NOM2 (105)15YORK INTERNATIONALFORM 115.20-NOM2 (105)FEATURES:1. Manual air vents2. 4-speed direct drive

Page 7

INSTALLATION14YORK INTERNATIONALFORM 115.20-NOM2 (105)15YORK INTERNATIONALFORM 115.20-NOM2 (105)FAN COILS START - UP CHECKLISTFan INSPECTION - The fan

Page 8 - PHYSICAL DIMENSIONS (inches)

MAINTENANCEMOTORThe blower motor should be cleaned annually and if it has oiling ports, it should be oiled with a good grade of SAE 20 oil. Normally a

Page 9

YORK INTERNATIONAL2FORM 115.20-NOM2 (105)3YORK INTERNATIONALINSTALLATIONFORM 115.20-NOM2 (105)TABLE OF CONTENTSUNIT SIZE CFM3 3004 4005 5006 6008 8001

Page 10 - INSTALLATION

YORK INTERNATIONAL2FORM 115.20-NOM2 (105)3YORK INTERNATIONALINSTALLATIONFORM 115.20-NOM2 (105)RECEIVINGMaterial in this shipment has been inspec

Page 11

INSTALLATION4YORK INTERNATIONALFORM 115.20-NOM2 (105)5YORK INTERNATIONALINSTALLATIONFORM 115.20-NOM2 (105)FIG. 2 – HORIZONTAL UNITS - TYPICAL WIRING

Page 12

INSTALLATION4YORK INTERNATIONALFORM 115.20-NOM2 (105)5YORK INTERNATIONALINSTALLATIONFORM 115.20-NOM2 (105)T334 THERMOSTATHeat-Off Cool, Fan Auto-On, 2

Page 13

INSTALLATION6YORK INTERNATIONALFORM 115.20-NOM2 (105)7YORK INTERNATIONALINSTALLATIONFORM 115.20-NOM2 (105)Prior to connecting to the fan coil, a

Page 14

INSTALLATION6YORK INTERNATIONALFORM 115.20-NOM2 (105)7YORK INTERNATIONALINSTALLATIONFORM 115.20-NOM2 (105)VALVE CLUSTER2-Way Motorized Valve Assemblie

Page 15

INSTALLATION8YORK INTERNATIONALFORM 115.20-NOM2 (105)9YORK INTERNATIONALINSTALLATIONFORM 115.20-NOM2 (105)NOM. CFM (100's)3, 4, 5, 6, 8, 10 or 13

Page 16 - MAINTENANCE

INSTALLATION8YORK INTERNATIONALFORM 115.20-NOM2 (105)9YORK INTERNATIONALINSTALLATIONFORM 115.20-NOM2 (105)Ceiling Concealed Model with Insulated Retur

Related models: YPHH | YHH | YPHBC | YCHBC | YPHYB | YRHBC | YHBC |

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