1
604D----A
LEGACY
t
13 SEER
SINGLE--PACKAGED HEAT PUMP SYSTEM
WITH PURON
R
(R--410A) REFRIGERANT
SINGLE AND THREE PHASE
NOMINAL 2--5 TONS (SIZES 24--60)
Installation Instructions
NOTE
:
Read the entire instruction manual before starting the
installation.
NOTE
:
Installer: Make sure the Owner’s Manual and Service
Instructions are left with the unit after installation.
TABLE OF CONTENTS
PAGE
SAFETY CONSIDERATIONS
1--2
. . . . . . . . . . . . . . . . . . . . . . .
INTRODUCTION
2
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
RECEIVING AND INSTALLATION
2--10
. . . . . . . . . . . . . . . . .
Check Equipment
2
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Identify Unit
2
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Inspect Shipment
2
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Provide Unit Support
2
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Roof Curb
2
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Slab Mount
2
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Provide Clearances
2
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rig and Place Unit
3
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Inspection
3
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rigging/Lifting of Unit
7
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Select and Install Ductwork
7
. . . . . . . . . . . . . . . . . . . . . . . . . . .
Converting Horizontal Discharge Units to Downflow
(Vertical) Discharge Units
8
. . . . . . . . . . . . . . . . . . . . . . . . . .
Provide for Condensate Disposal
9
. . . . . . . . . . . . . . . . . . . . . .
Install Electrical Connections
9
. . . . . . . . . . . . . . . . . . . . . . . . .
High--Voltage Connections
9
. . . . . . . . . . . . . . . . . . . . . . . . .
Special Procedures for 208--V Operation
10
. . . . . . . . . . . . . .
Control Voltage Connections
10
. . . . . . . . . . . . . . . . . . . . . . .
Standard Connections
10
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Transformer Protection
10
. . . . . . . . . . . . . . . . . . . . . . . . . . .
Accessory Electric Heaters Installation
10
. . . . . . . . . . . . . . .
PRE--START--UP
18
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
START--UP
18--22
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Checking Cooling & Heating Control Operation
18
. . . . . . . .
Check for Refrigerant Leaks
18
. . . . . . . . . . . . . . . . . . . . . . . . .
Start--Up Adjustments
18
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
604D----A Sequence of Operation
19
. . . . . . . . . . . . . . . . . . .
Checking & Adjusting Refrigerant Charge
19
. . . . . . . . . . . .
Indoor Airflow & Airflow Adjustments
19
. . . . . . . . . . . . . .
Continuous Fan Operation
20
. . . . . . . . . . . . . . . . . . . . . . . .
Defrost Control
22
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Quiet Shift
22
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Defrost
22
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
MAINTENANCE
22--28
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Air Filter
22
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Indoor Blower and Motor
22
. . . . . . . . . . . . . . . . . . . . . . . . . . .
Outdoor Coil, Indoor Coil, & Condensate Drain Pan
23
. . . . . .
Outdoor Fan
23
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Electrical Controls and Wiring
26
. . . . . . . . . . . . . . . . . . . . . . .
Refrigerant Circuit
26
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Indoor Airflow
27
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Metering Devices-- TXV & Piston
27
. . . . . . . . . . . . . . . . . . . .
Pressure Switches
27
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Loss of Charge Switch
27
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
High Pressure Switch
27
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Copeland Scroll compressor (Puron Refrigerant)
27
. . . . . . . . .
Refrigerant System
27
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
A09034
Fig. 1 -- Unit 604D----A
Refrigerant
27
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Compressor Oil
27
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Servicing Systems on Roofs with Synthetic Materials
27
. . . .
Liquid Line Filter Drier
28
. . . . . . . . . . . . . . . . . . . . . . . . . . .
Puron
R
(R--410A) Refrigerant Charging
28
. . . . . . . . . . . . .
System Information
28
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Loss of Charge Switch
28
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Check Defrost Thermostat
28
. . . . . . . . . . . . . . . . . . . . . . . . .
TROUBLESHOOTING
28
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
START--UP CHECKLIST
28
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
VERTICAL ECONOMIZER
32--50
. . . . . . . . . . . . . . . . . . . . . . .
General
32
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Accessories
32
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation
32
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Small Chassis
32--33
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Large Chassis
36--38
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CONFIGURATION
39--48
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OPERATION
49
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
TROUBLESHOOTING
50
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SAFETY CONSIDERATIONS
Installation and servicing of this equipment can be hazardous due
to mechanical and electrical components. Only trained and
qualified personnel should install, repair, or service this equipment.
Untrained personnel can perform basic maintenance functions such
as cleaning and replacing air filters. All other operations must be
performed by trained service personnel. When working on this
equipment, observe precautions in the literature, on tags, and on
labels attached to or shipped with the unit and other safety
precautions that may apply.
Follow all safety codes. Wear safety glasses, protective clothing,
and work gloves. Use quenching cloth for brazing operations.
Have a fire extinguisher available. Read these instructions
thoroughly and follow all warnings or cautions included in
literature and attached to the unit. Consult local building codes, the
current editions of the National Electrical Code (NEC) NFPA 70.
Содержание LEGACY 604D-A
Страница 4: ...4 A09471 Fig 2 604D A24 36 Unit Dimensions 604D A ...
Страница 5: ...5 A09472 Fig 3 604D A42 60 Unit Dimensions 604D A ...
Страница 12: ...12 A10197 Fig 11 Connection Wiring Schematics 208 230 1 60 604D A ...
Страница 13: ...13 A10197 Fig 11 Cont Ladder Wiring Schematics 208 230 1 60 604D A ...
Страница 14: ...14 A10194 Fig 12 Connection Wiring Schematics 208 230 3 60 604D A ...
Страница 15: ...15 A10194 Fig 12 Cont Ladder Wiring Schematics 208 230 3 60 604D A ...
Страница 16: ...16 A10195 Fig 13 Connection Wiring Diagram 460 3 60 604D A ...
Страница 17: ...17 A10195 Fig 13 Cont Ladder Wiring Diagram 460 3 60 604D A ...
Страница 25: ...25 A09070 Fig 17 Cooling Charging Table Subcooling 604D A ...
Страница 43: ...43 A10059 Fig 44 Economizer Wiring Diagram 604D A ...
Страница 45: ...45 A10200 Fig 45 Cont Ladder Wiring Diagram 230 3 604D A ...
Страница 46: ...46 A10199 Fig 46 Connection Wiring Diagram 460 3 604D A ...
Страница 47: ...47 A10199 Fig 46 Cont Ladder Wiring Diagram 460 3 604D A ...