Carrier 48/50PD05 manuels

Carrier 48/50PD05 Spécifications (107 pages)

marque: Carrier | Catégorie: Pompes à chaleur | Taille: 5.06 MB |

Anglais

Table des matières

Tr oubleshooting Instructions

1

SAFETY CONSIDERATIONS

2

BASIC CONTROL USAGE

3

Operation

4

CCN Tables and Display

4

Force Hierarchy

5

Generic Status Display Table

5

START-UP

6

CONTROLS QUICK SET--UP

8

CCN Communication

9

Accessories

9

Fan Status

10

Filter Status

10

THIRD PARTY CONTROL

12

SER VICE TEST

12

CONTROLS OPERATION

13

General Operation

14

Setpoint Determination

14

Occupancy Determination

15

Indoor Fan Operation

15

Cooling Mode

16

Cooling Control

16

Dehumidification Control

17

Compressor Control

17

Outdoor Fan Control

18

Heating Mode Control

18

Staging Control

19

Heat Relay Control

19

Fan Speed %

20

Economizer Position %

20

Indoor Air Quality (IAQ)

21

IAQ (Analog Input)

22

Temperature Compensated Start

23

Configuration

24

Demand Limit

24

TROUBLESHOOTING

25

Restart Procedure

26

Alarms and Alerts

26

MBB --- Main Base Board

30

Green LED

31

Yellow LED

31

PROBLEM CAUSE REMEDY

32

Economizer Troubleshooting

34

PROBLEM POSSIBLE CAUSE REMEDY

35

Heating Troubleshooting

36

Phase Loss Protection

36

IDM -- Induced-Draft Motor

37

“AUTO” position

37

Air Temperatures

39

Refrigerant Temperatures

39

Sensor Trim

40

(86K at 25_C Resistors)

43

MAJOR SYSTEM COMPONENTS

44

Main Base Board (MBB)

49

Table 19 – MBB Connections

50

Table 20 – ECB Connections

52

Modulation Board (AUX1)

53

RED LED-STATUS

56

Low Voltage Terminal Strip

57

Scrolling Marquee Display

58

Accessory Navigatort Display

58

Field-Installed Accessories

58

Cleaning

62

Lubrication

64

Deep Vacuum Method

66

Triple Evac uation Method

66

No Charge in the System

66

Charge in the System

66

PuronR Refrigerant

67

Main Burner Removal

68

Cleaning and Adjustment

68

Compressor Rotation

69

Table27–MODE- RUN STATUS

70

Table 30 – MODE - PRESSURES

72

Table 31 – MODE - SET POINTS

73

Table 32 – MODE -- INPUTS

73

Table 3 3 – MODE - OUTPUTS

73

Table 35 – MODE - TIME CLOCK

78

Table 36 – CCN ONLY TABLES

78

Table 38 – MODE - ALARMS

81

APPENDIX B - VFD INFORMATION

82

Table 40 – VFD CONFIGURATIONS

83

Start Up with Assistant

84

Standard Display Mode

84

Parameters Mode

85

Start--Up Assistant Mode

85

Changed Parameters Mode

85

Drive Parameter Backup Mode

85

Clock Set Mode

86

I/O Settings Mode

86

Faults (Red LED Lit)

86

Alarms (Green LED Flashing)

86

Correcting Faults

86

Correcting Alarms

87

Heat Sink

87

Table41–FAULTCODES

88

Table 41 — FAULT CODES (cont)

89

Table 42 – ALARM CODES

90

Main Fan Replacement

91

Control Panel Cleaning

91

Battery Replacement

91

APPENDIX C -- START--UP DATA

92

INDICATE UNIT SETTINGS BELOW

102

ELECTRICAL

106

TEMPERATURES

106

PRESSURES

106

Catalog No:48--50PD--02T

107

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