Carrier 40QNB Wall Fan Coil Manuals

Manuals and User Guides for Carrier 40QNB Wall Fan Coil. We have 1 Carrier 40QNB Wall Fan Coil manual available for free PDF download: Installation, Start-Up And Service Instructions Manual

Carrier 40QNB Installation, Start-Up And Service Instructions Manual

Carrier 40QNB Installation, Start-Up And Service Instructions Manual (28 pages)

High Wall Fan Coil Units

Brand: Carrier | Category: Computer Hardware | Size: 0 MB

Table of Contents

Table of Contents
1
Safety Considerations
1
General
1
Installation
2
Step 1 - Complete Pre-Installation Checks
2
- Unpack Unit
  2
  - Inspect Shipment
    2
Step 2 − Select Location
2
Step 3 - Mount Mounting Bracket on Wall
5
Step 4 - Connect Refrigerant Piping
5
Step 5 - Connect Condensate Drain Line
11
Step 6 − Make Electrical Connections
12
Step 7 − Make Connections to Outdoor Unit
13
- Cooling-Only Systems
  13
  - Heat Pump Systems
    13
Step 8 - Install Fan Coil Unit Onto Mounting
13
- Bracket
  13
Start-Up
14
40QN Control System
14
After Extended Shutdowns
15
Seasonal Changeovers
15
To Turn the Unit on and off
15
Adjusting Airflow
15
Operating Mode Memory
15
Automatic Operation (Auto) Mode
15
Operating Fault Diagnosis
15
Microprocessor Control Operation
15
Cleaning and Maintenance
18
Lubrication
18
To Install or Replace Remote Controller
18
- Batteries
  18
To Set the Current Time
19
To Remove and Clean or Replace Air Filters
19
- To Remove Air Filters
  19
  - To Clean or Replace Filters
    19
To Clean Indoor Unit Front Panel
19
To Clean Indoor Coil
19
To Clean Outdoor Coil (Outdoor Unit)
19
Cleaning Condensate Drains
19
Service
20
Diagnostic Codes
20
System Tests
20
- Thermistor Tests
  20
  - Compressor Failure
    20
  - REVERSING VALVE FAILURE (38BK Only)
    20
System Safeties and Interlocks
20
- Indoor Fan Failure
  20
  - Compressor Short-Cycling Protection
    20
  - INDOOR COIL FREEZE PROTECTION (Cooling or Dehumidification Mode Only)
    20
Start-Up Checklist
27

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