York YMB Installation & Operation Manual Download Page 4

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YORK INTERNATIONAL

FORM 115.20-NOM4 (105)

INSTALLATION

YORK INTERNATIONAL

INSTALLATION

FORM 115.20-NOM4 (105)

FIG. 2 – YMBE WIRING CONNECTIONS,

15 & 20 KW

FIG. 4 – STANDARD LOW VOLTAGE WIRING

FIG. 5 – T200 THERMOSTAT W/CONTROLLER

OPTION

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FIG. 3 – YMBE WIRING CONNECTIONS, 25 KW

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Summary of Contents for YMB

Page 1: ...nel 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 only available in the YMBE series These units require a remote thermostat low voltage 4 wire thermostat MODELS YMB YMB HW YMBE YMB Series 2 pipe cooling and heating Replaces the MH S...

Page 2: ...e ordered through Publications Dept or downloaded http intranet york com web0003 library default asp MODEL WT MODEL WT MODEL WT 8YMB 115 8YMB HW 120 8YMBE 115 12YMB 120 10 12YMB HW 135 12YMBE 120 16 20YMB 210 16YMB HW 20YMB HW 210 264 16 20YMBE 210 TABLE 1 SHIPPING WEIGHTS LBS INSTALLATION 3 6 RECEIVING 3 STORAGE 3 DESCRIPTION 3 HORIZONTAL APPLICATION 3 WIRING 3 4 YMBE SERIES 3 PIPING 6 PIPING PRE...

Page 3: ...ed for horizon tal left side down application without any modification required To convert to horizontal right side down remove horizontal drain pan andA coil assembly flip horizontal drain pan over to right side and reinstall horizontal drain pan and A coil into cabinet Secure forward edge of horizontal drain pan with angle bracket The unit should be leveled in such a way that there is slope towa...

Page 4: ...RK INTERNATIONAL 4 FORM 115 20 NOM4 105 INSTALLATION FIG 2 YMBE WIRING CONNECTIONS 15 20 KW FIG 4 STANDARD LOW VOLTAGE WIRING FIG 5 T200 THERMOSTAT W CONTROLLER OPTION FIG 3 YMBE WIRING CONNECTIONS 25 KW ...

Page 5: ...motor 3 Vertical Horizontal drain pan right to left and left to right airflow 4 Manual air vent 5 Throw away filter MODEL A B C D E F G H FILTER SIZE 8YMB 8YMB HW 8YMBE 40 20 20 18 1 2 16 2 18 16 18 X 20 X 1 12YMB 10 12YMB HW 42 23 20 21 1 2 16 2 18 19 20 X 22 X 1 12YMBE 42 23 20 21 1 2 16 2 18 17 16 20YMB 16YMB HW 48 28 21 1 4 26 1 4 17 1 4 2 18 24 20 X 25 X 1 16 20YMBE 48 23 21 1 4 22 1 4 17 2 1...

Page 6: ...ms When all connections are complete the system must be pressure tested Repair any solder joint leaks and gently tighten any leaking valve packing nuts and piping accessories as required Hydronic systems are not designed to hold pressurized air and should only be tested with water TABLE 3 COIL CONNECTIONS COOLING COIL CONNECTIONS INCHES YMB YMBE YMB HW SIZES 8 10 12 7 8 ODS SIZES 16 20 1 1 8 ODS H...

Page 7: ...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 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 ...

Page 8: ... 17405 1592 Subject to change without notice Printed in USA Copyright by York International Corporation 2004 ALL RIGHTS RESERVED Form 115 20 NOM4 105 New Release Clean or Replace Air Filters Regu larly Dirty filters reduce the air and heat ing capacities of the Unit Ventilator When the filters are excessively dirty the unit heating capacity will be so re duced that it is ineffective for heating th...

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