valent VX Series DOAS Controller Manuals

Manuals and User Guides for valent VX Series DOAS Controller. We have 2 valent VX Series DOAS Controller manuals available for free PDF download: Installation, Operation And Maintenance Manual, Reference Manual

valent VX Series Installation, Operation And Maintenance Manual (73 pages)

Dedicated Outdoor Air Unit

Brand: valent | Category: Air Handlers | Size: 3 MB

General Safety Information
1
- Table of Contents
  2
- Unpacking
  3
- Inspection and Maintenance
  3
Receiving, Handling, Storage
3
- Cooling
  4
- Heating
  4
- Airflow Arrangement
  4
Product Overview
4
- Coils - Evaporator Coil
  5
- Compressors
  5
- Dampers
  5
Subassemblies
5
- Typical Unit Weights and Dimensions
  6
- Component Access
  6
Installation
6
Recommended Electrical and Gas Supply Entry Locations
11
- Condensate Overflow Switch
  12
- Condensate Drain Trap
  12
- Optional Coil Piping
  12
Piping Installation
12
Electrical Information
13
- Main Control Center Components
  14
- Electrical Cabinet
  14
- Controls Cabinet
  14
Control Center Components
14
- Phase Monitor
  15
- Variable Frequency Drive (VFD)
  15
Component Operation
15
Optional Component Operation
15
- Operating Conditions and Limitations
  16
- Digital Scroll Compressors
  16
- Air-Source Heat Pump
  16
- Airflow Monitor
  17
- Hot Gas Reheat Valve
  17
- VFD Compressor
  17
- Envelope Control
  17
- Dirty Filter Sensor
  18
- Microprocessor Control
  18
- Rotation Sensor
  18
- Frost Control
  18
- Factory-Installed Refrigeration System Components
  19
- Air-Source Heat Pump with Three Way Hot Gas Reheat
  20
- Four Way Reversing Valve
  21
- Electronic Expansion Valve (EXV)
  21
- Thermostatic Expansion Valve (TXV)
  21
- Low Limit Pressure Switch
  21
Start-Up Unit
22
- Voltage Imbalance
  23
- Special Tools Required
  23
- Pre-Start-Up Checklist
  23
- Start-Up Procedure
  23
- Start-Up Checklist - General
  24
- Motor Amp Draw
  24
- Fan RPM
  24
- Condensing Fans (PDX Only)
  24
- Start-Up Checklist - Packaged Direct Expansion (DX)
  25
- Start-Up Checklist - Air-Source Heat Pump (ASHP)
  26
- Supply/Exhaust Fan
  27
- Supply Fan (Plenum Type)
  27
- Fan
  27
Start-Up Components
27
- Airflow Monitoring
  28
- Communication Setup
  28
- Display and Navigation
  28
- Field Calibration
  28
- Optional Dirty Filter Switch
  29
- Optional Hot Gas Bypass Valve
  29
- Adjust the Air Seals
  30
- Sequence of Operation
  30
- Drive Belt
  30
Optional Energy Wheel
30
- Maintenance
  31
- Inspection
  31
- Cleaning
  31
- Energy Recovery Wheel Belt
  31
- Troubleshooting – Alarms
  32
- Microprocessor Controller
  32
- Optional Digital Scroll Compressor Controller
  32
Troubleshooting
32
- Troubleshooting – Refrigeration Circuit
  34
- Annually
  38
- Maintenance Frequency
  38
- Monthly
  38
Routine Maintenance
38
- Internal Filter Maintenance
  39
- Gas Furnace
  39
- Fan Motors
  39
Maintenance Procedures
39
- Reference - Venting Connection Locations
  41
- IG Venting Location
  41
- Reference - Rated Airflow
  43
- Contents
  52
- Exterior Air Handler Inspection
  53
- Interior Air Handler Inspection
  53
- Split Air Handler Inspection
  54
- Control Cabinet Inspection
  55
- Power Inspection
  55
- AHU Number Voltages
  55
- Main Voltage
  55
- Blowers and Blower Motors
  57
- VFD Parameters
  58
- Indirect Fired Gas Furnace
  59
- Component Inspection
  59
- IDF Furnace Performance Readings
  60
- Electric Heater
  61
- Electrical Inspection
  61
- Operational Inspection
  61
- Integral AC System
  62
- Condenser Fan Motor Amp Draw
  62
- Compressor Readings
  62
- Heat Pump
  64
- Chilled Water
  66
- Hot Water
  66
- Water Coil
  66
- Energy Recovery Wheel
  67
- System Inspection
  67
- System Start-Up
  67
- DDC Controller
  68
- Controller Serial Number
  68
- DDC Mode of Operation Testing
  69
- DDC Parameters
  70

valent VX Series Reference Manual (56 pages)

Microprocessor Controller for Dedicated Outdoor Air System

Brand: valent | Category: Controller | Size: 5 MB

Table of Contents
2
Sequence of Operation
3
Controller Overview
8
Display Use
12
Parameter Adjustment
12
Web User Interface
13
Main Menu
14
Unit Status Overview
15
Unit Enable
19
Menu
19
- Control Variables Temp Control
  19
  - Dehumidification
    22
  - Refrigeration
    24
  - Damper Control
    24
  - Energy Recovery
    26
  - Fan Control
    27
  - Occupancy
    29
  - Advanced
    30
  - Alarms
    37
Appendix A: Remote Display
38

valent Categories

Air Handlers Controller Industrial Equipment Fan Heat Pump

More valent Manuals

valent VX Series DOAS Controller Manuals

valent VX Series Installation, Operation And Maintenance Manual (73 pages)

Table of Contents

valent VX Series Reference Manual (56 pages)

Table of Contents

Related Products

valent Categories