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1
50VR---A and 50VR---C
Performance
t
15 SEER 2---Stage Packaged Heat Pump
System with Puron
(R---410A) Refrigerant
Single and Three Phase
2---5 Nominal Tons (Sizes 24---60)
Installation Instructions
IMPORTANT
: Effective January 1, 2015, all split system and
packaged air conditioners must be installed pursuant to applicable
regional efficiency standards issued by the Department of Energy.
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
. . . . . . . . . . . . . . . . . . . . . . . . .
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
6
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Field Fabricate Ductwork
6
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rig and Place Unit
6
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Inspection
7
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rigging/Lifting of Unit
7
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Connect Condensate Drain
7
. . . . . . . . . . . . . . . . . . . . . . . . . . .
Install Duct Connections
7
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Configuring Units for Downflow (Vertical) Discharge
8
. . . .
Install Electrical Connections
8
. . . . . . . . . . . . . . . . . . . . . . . . .
High--Voltage Connections
9
. . . . . . . . . . . . . . . . . . . . . . . . .
Special Procedures for 208v Operation
9
. . . . . . . . . . . . . . . .
Control Voltage Connections
9
. . . . . . . . . . . . . . . . . . . . . . . .
Standard Connection
9
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Transformer Protection
9
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
PRE--START--UP
11
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
START--UP
11--13
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Check Cooling and Heating Control Operation
11
. . . . . . . . . .
Check for Refrigerant Leaks
11
. . . . . . . . . . . . . . . . . . . . . . . . .
Start--Up Adjustments
12
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Checking and Adjusting Refrigerant Charge
12
. . . . . . . . . . .
Indoor Airflow and Airflow Adjustments
12
. . . . . . . . . . . . .
Low Stage Cooling
13
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
High Stage Cooling
13
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
High Stage Enhanced Dehumidification Cooling (208/230 Vac
Models)
13
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Continuous Fan
13
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Sequence of Operation
13
. . . . . . . . . . . . . . . . . . . . . . . . . . .
Defrost Control
13
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Quiet Shift
13
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Defrost
13
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
MAINTENANCE
32--35
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Air Filter
32
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Indoor Blower and Motor
32
. . . . . . . . . . . . . . . . . . . . . . . . .
Outdoor Coil, Indoor Coil, and Condensate Drain Pan
33
. . .
Outdoor Fan
33
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
A09033
Fig. 1 -- Unit 50VR
Electrical Controls and Wiring
33
. . . . . . . . . . . . . . . . . . . . .
Refrigerant Circuit
34
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Evaporator Airflow
34
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Metering Device
34
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
System Information
35
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Loss of Charge Switch
35
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Check Defrost Thermostat
35
. . . . . . . . . . . . . . . . . . . . . . . . .
TROUBLESHOOTING
35
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
START--UP CHECKLIST
35
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
SAFETY CONSIDERATIONS
Improper installation adjustment, alteration, service, maintenance,
or use can cause explosion, fire, electrical shock, or other
conditions which may cause death, personal injury, or property
damage. Consult a qualified installer, service agency, or your
distributor or branch for information or assistance. The qualified
installer or agency must use factory--authorized kits or accessories
when modifying this product Refer to the individual instructions
packaged with the kits or accessories when installing.
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.
In Canada refer to the current editions of the Canadian electrical
Code CSA C22.1.
Recognize safety information. This is the safety--alert symbol
.
When you see this symbol on the unit and in instructions or
manuals, be alert to the potential for personal injury. Understand
these signal words; DANGER, WARNING, and CAUTION. These
words are used with the safety--alert symbol. DANGER identifies
the most serious hazards which
will
result in severe personal injury
or death. WARNING signifies hazards which
could
result in
personal injury or death. CAUTION is used to identify unsafe
practices which
may
result in minor personal injury or product and
property damage. NOTE is used to highlight suggestions which
will
result in enhanced installation, reliability, or operation.
Содержание Performance 50VR-A
Страница 3: ...3 A180108 Fig 2 50VR C24 30 Unit Dimensions 50VR...
Страница 4: ...4 A180107 Fig 3 50VR A36 60 Unit Dimensions 50VR...
Страница 23: ...23 A13144 Fig 15 Connection Wiring Diagram without Advanced Dehumidification AD FIOP 208 230 1 60 50VR...
Страница 24: ...24 A13145 Fig 15 Cont Ladder Wiring Diagram without Advanced Dehumidification AD FIOP 208 230 1 60 50VR...
Страница 27: ...27 A13146 Fig 17 Connection Wiring Diagram 208 230 3 60 50VR...
Страница 28: ...28 A13147 Fig 17 Cont Ladder Wiring Diagram 208 230 3 60 50VR...
Страница 29: ...29 A13148 Fig 18 Connection Wiring Diagram 460 3 60 50VR...
Страница 30: ...30 A13149 Fig 18 Cont Ladder Wiring Diagram 460 3 60 50VR...
Страница 31: ...31 A170012 Fig 19 Cooling Charging Chart 50VR...