6720220330 Revised 05-12
ES SERIES
Table of Contents
Model Nomenclature ....................................................................................................................................1
Initial Inspection .............................................................................................................................................2
General Description.......................................................................................................................................2
Moving and Storage......................................................................................................................................2
Safety Considerations ...................................................................................................................................2
Location .............................................................................................................................................................2
Installation.........................................................................................................................................................2
Condensate Drain...........................................................................................................................................3
Duct System .....................................................................................................................................................3
Piping..................................................................................................................................................................3
Electrical.............................................................................................................................................................4
Thermostat Connections .............................................................................................................................4
Safety Devices & the UPM Controller......................................................................................................5
Sequence of Operation Single Stage Units ..........................................................................................8
Electric Heater Package Option ................................................................................................................8
Sequence of Operation Two-Stage Units..............................................................................................9
Well Water Systems .......................................................................................................................................9
Installation of Pressure Regulating Valves ............................................................................................9
Cooling Tower / Boiler Application .........................................................................................................9
Earth Coupled Systems..............................................................................................................................10
System Checkout .........................................................................................................................................10
Unit Start-Up..................................................................................................................................................10
Maintenance ..................................................................................................................................................10
Wiring Diagrams...........................................................................................................................................14
Trouble Shooting .........................................................................................................................................16
Unit Check Out..............................................................................................................................................17
Operating Pressures & Temperatures ..................................................................................................18
MODEL NOMENCLATURE
SERIES:
ES-ENVIROSAVER
AU-AQUARIUS
NOMINAL CAPACITY:
VOLTAGE DESIGNATION:
1 - 208/1/60 & 230/1/60
3 - 208/3/60 & 230/3/60 (SINGLE STEP ONLY)
CABINET CONFIGURATION:
VT - VERTICAL
HZ - HORIZONTAL
CF - COUNTERFLOW
HEAT EXCHANGER MATERIAL:
C - COPPER
N - CUPRO-NICKEL
SUPPLY AIR LOCATION:
T - TOP (VT ONLY)
E - END BLOW (HZ ONLY)
B - BOTTOM (CF ONLY)
RETURN AIR LOCATION:
L - LEFT
R - RIGHT
B - BACK
F - FRONT
WATER CONNECTION
LOCATION
F - FRONT
E S
0 4 8
- 1
V T
C - F
L
T
