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UNIT INFORMATIONUNIT INFORMATION
Service Literature
WARNING
Electric shock hazard. Can cause injury
or death. Before attempting to perform
any service or maintenance, turn the
electrical power to unit OFF at disconnect
switch(es). Unit may have multiple power
supplies.
Table of Contents
Options / Accessories . . . . . . . . . . . . . . . . . . . . . . . Page 2
Blower Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 6
Electrical Data /Electric Heat Data . . . . . . . . . . . . Page 10
I- Unit Components . . . . . . . . . . . . . . . . . . . . . . . Page 16
II- Placement and Installation . . . . . . . . . . . . . . . Page 27
III- Start-Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 27
IV- Charging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 28
V- System Service Checks . . . . . . . . . . . . . . . . . Page 33
VI- Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 33
VII- Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 34
VIII-Wiring Diagrams . . . . . . . . . . . . . . . . . . . . . . . . Page 41
packaged electric units are available in standard cooling
-
ent energy management thermostat control systems with
-
tions connect to the unit with jack plugs. When ”plugged
in” the controls become an integral part of the unit wiring.
-
erates in single or multiple stages depending on the kW
ZCC units.
Information contained in this manual is intended for use
subject to change. Procedures outlined in this manual are
presented as a recommendation only and do not super-
sede or replace local or state codes.
for the proper rigging technique.
WARNING
Improper installation, adjustment, alteration,
service or maintenance can cause property damage,
personal injury or loss of life. Installation and service
must be performed by a licensed professional HVAC
installer or equivalent service agency.
WARNING
To prevent serious injury or death:
1- Lock-out/tag-out before performing maintenance.
2- If system power is required (e.g., smoke detector
maintenance), disable power to blower, remove
fan belt where applicable, and ensure all
controllers and thermostats are set to the “OFF”
position before performing maintenance.
3- Always keep hands, hair, clothing, jewelry, tools,
etc., away from moving parts.
CAUTION
As with any mechanical equipment, contact with
sharp sheet metal edges can result in personal
injury. Take care while handling this equipment and
wear gloves and protective clothing.
ZCC SERIES
7.5 to 12.5 ton
26.3 to 42 kW
100078
ZCC092 through 150
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