Carrier Flotronic 30GT420 Manuals

Manuals and User Guides for Carrier Flotronic 30GT420. We have 2 Carrier Flotronic 30GT420 manuals available for free PDF download: Installation, Start-Up And Service Instructions Manual, Controls And Troubleshooting

Carrier Flotronic 30GT420 Installation, Start-Up And Service Instructions Manual (71 pages)

Reciprocating Liquid Chillers 50/60 Hz

Brand: Carrier | Category: Chiller | Size: 4 MB

Table of Contents
1
Safety Considerations
2
Electric Shock Hazard
2
Installation
2
Top View
3
Side View
3
End View
4
Condenser Coil
7
Field Power Connections
27
Field Control Power Connections
28
Voltage
29
Unit Power Supply
32
Control Power
32
Txv
35
Pre-Start-Up
46
System Check
46
SECTION A. - Configuration and Switch Check
49
SECTION B. - Thermistor and Potentiometer Checkout
50
Start-Up and Operation
52
Operating Limitations
52
Units with Electronic Expansion Valve (Exv)
54
Refrigerant Circuit
58
Service
58
Electronic Components
59
Replacing Cooler
61
Condenser Coils
62
Coil Cleaning
62
Condenser Fans
62
Electronic Expansion Valve (Exv)
64
Processor Board
64
Thermostatic Expansion Valve (Txv)
67
Moisture-Liquid Indicator
67
Filter Drier
67
Liquid Line Solenoid Valve
67
Liquid Line Service Valve
67
TO REPLACE SENSOR T2 (Cooler)
68
Thermistors T3 and T4
68
Thermistor/Temperature Sensor Check
68
Compressor Protection
69
Low Oil Pressure Protection
69
Crankcase Heaters
69
Cooler Protection
69
Relief Devices
70
High-Side Protection
70
Low-Side Protection
70
Pressure Relief Valves
70

Carrier Flotronic 30GT420 Controls And Troubleshooting (44 pages)

Reciprocating Liquid Chillers 50/60 Hz

Brand: Carrier | Category: Chiller | Size: 3 MB

Thermistor Input
2
Configuration Header
5
Reset Board
8
Electronic Expansion Valves (EXV)
11
Thermostatic Expansion Valves
11
Operating Information
14
SECTION A. - Configuration and Switch Check
16
SECTION B. - Thermistor and Potentiometer Checkout
17
Head Pressure Control
25
Troubleshooting Chart
33
High Voltage
39

Carrier Categories

Air Conditioner Heat Pump Furnace Chiller Thermostat

More Carrier Manuals

Carrier Flotronic 30GT420 Manuals

Carrier Flotronic 30GT420 Installation, Start-Up And Service Instructions Manual (71 pages)

Table of Contents

Carrier Flotronic 30GT420 Controls And Troubleshooting (44 pages)

Table of Contents

Related Products

Carrier Categories