Carrier WeatherMaker 50K Bedienungsanleitung
Carrier
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WeatherMaker 50K
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Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Catalog No. 04-53500505-01 Printed in U.S.A. Form No. 50K-2SI Pg 1 4-25 Replaces: 50K-1SI
Installation and Start-up Instructions
CONTENTS
Page
GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . 2
A2L REFRIGERATION INFORMATION . . . . . . . . . . . 3
Transportation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Minimum Conditioned Space Area . . . . . . . . . . . . . . 4
Leak Detection and Dissipation . . . . . . . . . . . . . . . . . 4
Duct System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
• SERVICE PARTS
• ELECTRICAL SAFETY
• REFRIGERANT SYSTEM SAFETY
• ELECTRONIC LEAK DETECTORS
• LEAK DETECTION FLUIDS
Charging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Decommissioning . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
PRE-INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Step 1 — Inspect Equipment . . . . . . . . . . . . . . . . . . . 9
Step 2 — Unload Equipment . . . . . . . . . . . . . . . . . . . 9
Step 3 — Store Equipment (If Required) . . . . . . . . . . 9
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Step 1 — Perform Jobsite Survey . . . . . . . . . . . . . . 10
Step 2 — Install Unit Support . . . . . . . . . . . . . . . . . . 10
• STEEL BEAMS
• SLAB MOUNT UNIT
• RETROFIT UNIT
Step 3 — Install Field-Fabricated Ductwork . . . . . . 11
• VERTICAL SUPPLY/VERTICAL RETURN
• HORIZONTAL SUPPLY/HORIZONTAL RETURN
• VERTICAL SUPPLY/HORIZONTAL RETURN
Step 4 — Install Curb Gasketing (Vertical Supply or
Return Units Only) . . . . . . . . . . . . . . . . . . . . . . . . 25
Step 5 — Rig Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Step 6 — Connect Condensate Drain . . . . . . . . . . 26
Step 7 — Install Outdoor Air Hoods . . . . . . . . . . . . 33
Step 8 — Set up Barometric Relief or Multi-Stage
Power Exhaust (Optional) . . . . . . . . . . . . . . . . . . 35
Step 9 — Route Field Wiring . . . . . . . . . . . . . . . . . . 36
• UNIT POWER FEED
• UNPOWERED CONVENIENCE OULET
• ULTRA-VIOLET LIGHT (UV-C) FIXTURES
• POWER WIRE SIZING
• OPERATING VOLTAGE
• GROUND WIRING
• OVERCURRENT PROTECTION
• SHORT CIRCUIT CURRENT PROTECTION
• ROUTE FIELD WIRING
Step 10 — Set up Pre-Filter Status
Switch (Optional) . . . . . . . . . . . . . . . . . . . . . . . . . 41
Step 11 — Connect Air Pressure Tubing (VAV or BP
Control Units Only) . . . . . . . . . . . . . . . . . . . . . . . .42
• VAV INDOOR FAN
• POWER EXHAUST BUILDING PRESSURE CONTROL
Step 12 — Install Supply-Air Temperature Sensor
(Modulating Electric Heat Units Only) . . . . . . . . . . .42
Step 13 — Install Unit Accessories . . . . . . . . . . . . .43
Step 14 — Install Control Wiring (Optional) . . . . . .43
• CONFIGURE CONTROL TRANSFORMER
(208V UNITS ONLY)
• ROUTE WIRING
• FIELD USE TERMINAL STRIPS
Step 15 — Inspect Indoor Fan Bearing for Grease .47
CONTROLS OPERATION AND SETUP . . . . . . . . . . .47
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47
Control Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . .48
• TOUCHSCREEN DISPLAY
• VNC VIEWER
• LEGACY CONTROL INTERFACES
• NAVIGATION
• NAVIGATION CONVENTION
• DATA ENTRY
Main Screens . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53
• WELCOME SCREEN
• LOGIN SCREEN
• PASSWORDS
• USER LOGINS SCREEN
• MAIN MENU
• HOME SCREEN
• STATUS SCREEN
• SETPOINT SCREENS
• SYSTEM CONFIGURATION SCREENS
• CONTROLLER CONFIGURATION SCREENS
• CONTROLLER ID SCREEN
• START/STOP SCREEN
Control Set Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56
• STEP A — POWER ON THE CONTROL
• STEP B — LOGIN WITH USER ACCESS LEVEL
• STEP C — SET DAYLIGHT SAVINGS TIME (DST)
(OPTIONAL)
• STEP D — SET DATE AND TIME
• STEP E — CONFIGURE EQUIPMENT FOR
FIELD-INSTALLED DEVICES
• STEP F — CONFIGURE EQUIPMENT FOR
FIELD-INSTALLED SENSORS
• STEP G — CONFIGURE INDOOR FAN
• STEP H — CONFIGURE OUTDOOR AIR DAMPER
(OPTIONAL)
• STEP I — CONFIGURE THE COOLING SYSTEM
• STEP J — CONFIGURE THE DEHUMIDIFICATION
SYSTEM (OPTIONAL)
• STEP K — CONFIGURE THE HEATING SYSTEM
(OPTIONAL)
• STEP L — CONFIGURE EXHAUST FAN (OPTIONAL)
• STEP M — CONFIGURE FREE COOLING (OPTIONAL)
WeatherMaker
®
50K 20-60 Electric Cooling and Optional
Electric Heating Applied Rooftop Units with Puron
Advance
™
Refrigerant (R-454B) and Carrier SmartVu
™
Controls
with PIC 6.1 Hardware and Software 2.X
2
• STEP N — CONFIGURE DEMAND/CAPACITY
LIMITING (OPTIONAL)
• STEP O — CONFIGURE ALERTS (OPTIONAL)
• STEP P — SET INDOOR FAN SETPOINTS (OPTIONAL)
• STEP Q — SET COOLING SETPOINTS (OPTIONAL)
• STEP R — SET DEHUMIDIFY SETPOINTS
(OPTIONAL)
• STEP S — SET HEATING SETPOINTS
• STEP T — SET EXHAUST FAN SETPOINTS
(OPTIONAL)
• STEP U — SET UP OCCUPANCY CONTROL
OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Temporary Operation for an Under-Construction
Building . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Temporary Operation During Building Finishing . . 78
Temporary Operation with a Generator . . . . . . . . . 78
Temporary Operation for a Completed Building . . 78
Normal Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
SEQUENCE OF OPERATION . . . . . . . . . . . . . . . . . . 78
Cool/Heat Demand Sources . . . . . . . . . . . . . . . . . . . 79
• RETURN AIR TEMPERATURE (RAT)
• SPACE TEMPERATURE (SPT)
• THERMOSTAT (TSAT)
Supply Air Temperature Control Point . . . . . . . . . . 81
Dehumidify Demand Sources . . . . . . . . . . . . . . . . . 81
• RETURN AIR RELATIVE HUMIDITY (RARH)
• SPACE RELATIVE HUMIDITY (SPRH)
• HUMIDISTAT (HSTAT)
Cooling Coil Temperature Control Point . . . . . . . . . 81
Indoor Fan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
• CONSTANT VOLUME (CV)
• STAGED AIR VOLUME (SAV) CAPACITY
• SUPPLY PRESSURE CONTROL (SP)
• THIRD-PARTY INPUT CONTROL (THIRD-PARTY)
• SINGLE-ZONE VAV (SZ-VAV)
Cooling and Heating Modes . . . . . . . . . . . . . . . . . . . 86
• MECHANICAL COOLING
• HEAT TEMPERED COOLING MODE
• VENTING MODES
• MODULATING HEATING MODE
• TWO-STAGE HEATING MODE
Dehumidification Modes . . . . . . . . . . . . . . . . . . . . . . 87
Outdoor Air Damper . . . . . . . . . . . . . . . . . . . . . . . . . 87
• VENTILATION
• FREE COOLING
Exhaust Fan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
• OTHER OPERATION FUNCTION
Emergency Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
APPENDIX A — START-UP CONTROL
OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
APPENDIX B — AIR BALANCE INSTRUCTIONS . . . 92
APPENDIX C —50K MODEL NUMBER
NOMENCLATURE. . . . . . . . . . . . . . . . . . . . . . . . . . 95
APPENDIX D — CHARGING CHARTS. . . . . . . . . . . . 96
APPENDIX E — TYPICAL WIRING DIAGRAMS . . . 102
APPENDIX F — CONTROL BOARD I/O POINTS . . 110
PRE-START AND START-UP CHECKLISTS . . . . CL-1
GENERAL
This installation instruction contains unit installation information
and basic controls configuration and start-up information. Refer to
the Advanced Controls, Operation, and Troubleshooting guide for
guidance on service controls access and equipment and controls
troubleshooting and service. Refer to the users guide for equip-
ment maintenance instructions. Refer to the integration guide for
information on setting up CCN communication, BACnet
1
com-
munication, or Rnet communicating sensors.
This equipment is designed for elevation up to 10,000 ft for
cooling.
SAFETY CONSIDERATIONS
Improper installation, adjustment, alteration, service, mainte-
nance, 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 indi-
vidual instructions packaged with the kits or accessories when
installing.
Follow all safety codes. Wear safety glasses, protective cloth-
ing, and work gloves. Have a fire extinguisher available. Read
these instructions thoroughly and follow all warnings or cau-
tions included in literature and attached to the unit. Affix any
labels that ship with the unit or accessory installation instruc-
tions to the unit. Consult local building codes, and the current
editions of the National Electrical Code (NEC)/National Fire
Protection Association (NFPA) 70.
In Canada refer to the current editions of the Canadian Electrical
Code (CEC) 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. Under-
stand the 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 high-
light suggestions which will result in enhanced installation, re-
liability, or operation.
The following symbols may be seen on the equipment:
1. Third-party trademarks and logos are the property of their respective
owners.
SYMBOL CODE MEANING
GHS02: Flammable Flammable gas
ISO 7000-0790 (2004-01)
Read operator’s
manual.
ISO 7000-1659 (2004-01)
Service indicator:
read technical
manual.
ISO 7000-1641 (2004-01)
Operator’s manual:
operating
instructions
Produktspezifikationen
| Marke: | Carrier |
| Kategorie: | Nicht kategorisiert |
| Modell: | WeatherMaker 50K |
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