OWNER’S MANUAL
035-16473-001 Rev. A (202)
OUTDOOR SPLIT-SYSTEM
HEAT PUMP
15 SEER 2.5 TO 5 TONS
MODELS:
E4TS030
E4TS036
E4TS048
E4TS060
TABLE OF CONTENTS
HOW YOUR HEAT PUMP WORKS . 2
SYSTEM OPERATION . . . . . . . . . . . 2
THERMOSTATS . . . . . . . . . . . . . . . . . . . .2
FAN OPERATION SELECTION . . . . . . . .2
HEATING CYCLE . . . . . . . . . . . . . . . . . . .2
COOLING CYCLE . . . . . . . . . . . . . . . . . . .3
TO MAXIMIZE OPERATING
EFFICIENCY . . . . . . . . . . . . . . . . . . . 3
HEATING CONSERVATION . . . . . . . . . .3
COOLING CONSERVATION . . . . . . . . . .3
CARE OF SYSTEM . . . . . . . . . . . . . . 3
COIL CARE . . . . . . . . . . . . . . . . . . . . . . . .3
FILTER CARE . . . . . . . . . . . . . . . . . . . . . .3
SERVICE CALLS . . . . . . . . . . . . . . . 4
PARTS INFORMATION . . . . . . . . . . . . . .4
CHARACTERISTICS OF HEAT
PUMPS . . . . . . . . . . . . . . . . . . . . . . . 4
A CONSTANT HEAT . . . . . . . . . . . . . . . .4
WATER RUN-OFF . . . . . . . . . . . . . . . . . .4
OUTDOOR COIL DEFROSTING . . . . . . .4