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CONTENTS
DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
CV UNITS W/O ECONOMIZER . . . . . . . . . . . . . . . . 3
UNITS W/O ECONO & OPT GAS OR ELEC HEAT . . . . 5
CV UNITS WITH ECONOMIZER . . . . . . . . . . . . . . 10
CV UNITS W/ ECONOMIZER & OPTIONAL HEAT . . . 11
LIST OF FIGURES
1 POWER & CONTROL WIRING LOCATION . . . . . . . . . 3
2 EXISTING CTRL PANEL COMPONET LOC . . . . . . . . . 3
3 TYPICAL THERMOSTAT WIRING . . . . . . . . . . . . . . . . 3
4 NEW LOW VOLTAGE CONTROL COMPONETS . . . . . 4
5 CV UNIT W/O A ECONO WIRING DIA . . . . . . . . . . . . . 6
6 CV UNIT W/O ECONO WIRING DIA . . . . . . . . . . . . . . . 7
7 COOLING UNIT W/ ELEC HT DIA & W/O ECONO . . . . 8
8 CV UNIT W/ GAS HT & W/O ECONO WIRING DIA . . . 9
9 CV UNIT W/ ECONO WIRING DIA . . . . . . . . . . . . . . . 12
10CV UNIT W/ ECONO CONNECTION DIA . . . . . . . . . . 13
11CV UNIT W/ GAS HT & ECONO WIRING DIA . . . . . . 14
12UNIT W/ ECONO & ELEC HT WIRING DIA . . . . . . . . . 15
LIST OF TABLES
1 PARTS SUPPLIED FOR CONTROL CHANGE . . . . . . . 2
2 PARTS SUPPLIED FOR CV UNITS W/O ECONO . . . . 2
3 PARTS SUPPLIED FOR CV UNITS W/ OPT HEAT . . . 3
4 PARTS SUPPLIED FOR CV UNITS W/ ECONO . . . . . 10
5 PARTS SUPPLIED FOR CV UNITS W/ OPT HEAT . . 10
INSTALLATION
INSTRUCTION
CAUTION: READ ALL SAFETY GUIDES BEFORE YOU
BEGIN TO INSTALL YOUR UNIT.
SAVE THIS MANUAL
MILLENNIUM™ ROOFTOP
CONTROLS UPGRADE FROM STYLE A TO
STYLE C
035-16728-000 REV A (799)Form 530.70-N1.11Y
MODELS:
Y13
Y14
STYLE A TO STYLE C