Carrier CAS091 Manuals

Manuals and User Guides for Carrier CAS091. We have 1 Carrier CAS091 manual available for free PDF download: Installation, Start-Up And Service Instructions Manual

Carrier CAS091 Installation, Start-Up And Service Instructions Manual

Carrier CAS091 Installation, Start-Up And Service Instructions Manual (56 pages)

Air-Cooled Condensing Units with R-410A Refrigerant

Brand: Carrier | Category: Air Handlers | Size: 4 MB

Table of Contents

Table of Contents
1
Safety Considerations
1
Installation Guidelines
2
Replacement/Retrofit - R-22 to R-410A
2
Refrigerant
2
General
2
Rated Indoor Airflow (Cfm)
2
Matching cas Model to Evaporator Coil
3
Installation
6
Jobsite Survey
6
Step 1 - Plan for Unit Location
6
Step 2 - Complete Pre-Installation Checks
7
Step 3 - Prepare Unit Mounting Support
7
Rig and Mount the Unit
7
Step 4 - Determine Refrigerant Line Sizes
7
Suction Riser
9
Step 5 - Complete Refrigerant Piping
10
Connections
10
Step 6 - Install Accessories
13
Step 7 - Complete Electrical Connections
13
Step 8 - Wind Baffles for Low Ambient
18
Control
18
Pre-Start-Up
18
System Check
18
Turn on Crankcase Heater
18
Preliminary Charge
18
Start-Up
18
Preliminary Checks
18
Start Unit
19
Operating Sequence
25
Base Unit Controls
25
All Units
25
Maintenance
26
Quarterly Inspection
26
(And 30 Days after Initial Start)
26
Seasonal Maintenance
26
Service
27
Refrigeration System
27
Comfort Alert Diagnostic Module
28
Compressor Protection
31
Routine Cleaning of Round-Tube Plate Fin
31
(RTPF) Coils
31
Fastener Torque Values
32
Troubleshooting
32
Appendix A - Air Conditioner and Heat Pump with R-410A - Quick Reference Guide
35
Appendix B - Wiring Diagrams
35
Appendix C - Low Ambient Option
50
Start-Up Checklist
55

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