Carrier Aquazone 50HQP Series - Page 24

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Fig. 21 — 3-Phase Complete C Control Package

COMPLETE C INCLUDES BUILT IN: 270-300 SECOND RANDOM START

300 SECOND DELAY ON BREAK

120 SECOND LOW PRESSURE BYPASS

DEFAULT SETTINGS FOR COMPLETE C BOARD FROM FACTORY SHOWN.

Main Page

Default Chapter1
- Table of Contents1
Safety Considerations2
General2
- Heating Stage2
Pre-Installation3
- Inspection3
- Storage3
Installation3
Step 1 - Check Jobsite3
- Horizontal Units (50Hqp)3
- Vertical Units (50Vqp)3
- Installation Guidelines (All Units)3
Step 2 - Check Unit3
- Inspect Unit3
Step 3 - Locate Unit12
Step 4 - Mount the Unit12
- Mounting Vertical Units12
- Mounting Horizontal Units12
Step 5 - Check Duct System13
Step 6 - Install Condensate Drain13
Step 7 - Pipe Connections14
- Units with Waterside Economizer or Boilerless Heat Control14
- Well Water Systems (50°F Ewt [Entering Water Temperature] Minimum)14
- Cooling Tower/Boiler Application16
- Earth Coupled Systems17
Step 8 - Wire Field Power Supply17
- Control Transformer Setting for 208V Units17
- 50Hqp with Supply Fan Vfd17
Step 9 - Wire Control Connections32
- Complete C, and Deluxe D Control32
- Thermostat and DDC Sensors32
- Hot Gas Reheat Control32
- Auxiliary Relay (Deluxe D Only)32
- Energy Management Switch32
- Boilerless Heat Control (Deluxe D Only)32
- Alarm Output (All Units)32
- Wshp Open Control32
- Control Transformer32
- Freeze Sensor33
- Upm Dip Switch Settings33
Pre-Start-Up33
System Checkout33
- Air Coil34
Field Selectable Inputs34
Start-Up34
Operating Limits34
- Environment34
- Power Supply34
- Unit Starting Conditions34
Start up System34
Scroll Compressor Rotation34
Flow Regulation37
Flushing37
Antifreeze38
Cooling Tower/Boiler Systems38
Ground Coupled, Closed Loop and Plateframe Heat Exchanger Well Systems38
Operation38
Power up Mode38
Units with Aquazone™ Complete C Control38
- Standby38
- Cooling38
- Heating Stage 138
- Lockout Mode38
Units with Aquazone Deluxe D Control39
- Standby/Fan Only39
- Heating Stage 139
- Emergency Heat39
- Cooling Stage 239
Retry Mode39
Units with WSHP Open Controls with UPM Board39
- Cooling39
- Reverse Cycle Heating39
- Two Position Oa Damper39
- Single Stage Electric Auxiliary Heat40
- Automatic Fan Speed Control40
- Fan Speed Control - During Heating40
- Fan Speed Control - During Cooling40
- Modulating Water Economizer Control40
- Two-Position Water Economizer Control40
- Power Fail Restart Delay40
- Supply Air Temperature Monitoring/Control/ Alarm40
- Dehumidification41
- Space Temperature Alarms41
- Condenser Water Temperature Monitoring/Control/Alarm41
- High Condensate / Overflow Alarm41
- Filter Status Alarm41
- Compressor Fault/Lockout Alarm41

Carrier Aquazone 50HQP Series - Page 24

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