Trane CNT-SVX07C-EN Uživatelský manuál stáhnout pdf (Strana 10)

Contents

iv CNT-SVX07C-EN

Chapter 7 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . 63

Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 83 84

Installation and 1
Operation 1
Zone Controller 1
CNT-SVX07C-EN 4
WARNING 6
CAUTION 6
Contents 7
CNT-SVX07C-EN iii 9
Contents 10
Overview and specifications 11
Storage environment 12
Dimensions 12
Clearances 12
Additional components 14
Agency listing/compliance 14
Damper actuators 15
Zone humidity sensor 15
6 CNT-SVX07C-EN 16
General wiring information 17
IMPORTANT 18
10 CNT-SVX07C-EN 20
Mounting the controller 21
Mounting recommendations 22
Input/output functions and 23
Binary inputs 24
BI4: Fan status 25
Analog inputs 26
SET: Local setpoint 27
FAN: Fan mode input 27
• A generic temperature input 28
AI4: Universal 4–20 mA 29
Binary outputs 31
Overriding binary outputs 32
CNT-SVX07C-EN 23 33
24 CNT-SVX07C-EN 34
CNT-SVX07C-EN 25 35
26 CNT-SVX07C-EN 36
CNT-SVX07C-EN 27 37
28 CNT-SVX07C-EN 38
CNT-SVX07C-EN 29 39
30 CNT-SVX07C-EN 40
CNT-SVX07C-EN 31 41
32 CNT-SVX07C-EN 42
CNT-SVX07C-EN 33 43
34 CNT-SVX07C-EN 44
Sequence of operations 45
Occupancy modes 46
Timed override control 47
Zone temperature control 48
Discharge air tempering 49
Morning warm-up 49
Morning cool-down 49
Heating or cooling mode 49
Fan operation 50
Exhaust control 51
Valve operation 52
Two-position valve operation 53
Isolation-valve operation 53
Two-pipe operation 53
Four-pipe operation 53
ASHRAE Cycle 1 conformance 55
ASHRAE Cycle 2 conformance 55
Economizing (free cooling) 55
DX cooling operation 56
Electric heat operation 57
Baseboard heat operation 57
Dehumidification 57
Peer-to-peer communication 58
Unit protection strategies 58
Smart reset 59
Condensate overflow 59
Fan status 59
Fan off delay 59
Filter-maintenance timer 60
Freeze avoidance 60
Status indicators for 61
Manual output test 62
11 : E x i t 64
Service pin button 66
Interpreting LEDs 66
Diagnostics 68
Table of diagnostics 69
62 CNT-SVX07C-EN 72
Troubleshooting 73
Chapter 7 Troubleshooting 74
Table 19. Valves remain open 75
Numerics 79

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