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113
INDEX
Actual start-up
44
Alarms and alerts
57
Alarm codes
58-62
Alarm descriptions
63, 108-111
Boards
Board addresses
16
Capacity control
20
Capacity control overrides
22
Compressor stages and circuit cycling
21, 22
Compressor starts and run hours
20
CCN
Comfort
Link™ CCN communication
wiring
16, 17
Interface
16
CCN control
33
CCN global schedule
32
CCN tables
94-107
Chilled water flow switch
53
Compressor protection
56
Compressors
56
Oil charge
56
Replacement
56
System burnout cleanup procedure
57
Condenser coils
Cleaning round tube plate fin coils
53
Cleaning MCHX coils
55
Condenser fans
55
Configuration set point limits
33
Control methods
32
CCN control
33
CCN global schedule
32
Switch control
32
Time schedule
32
Unit run status
33
Controls
5-43
Board addresses
16
Capacity control
20
Carrier Comfort Network
®
interface
16
Comfort
Link display menu structure
4
Configuring the master chiller
18
Configuring the slave chiller
19
Control methods
32
Control module communication
16
Cooler pump control
31
Demand limit
41
Dual chiller control
17
Electronic expansion valve (EXV) Board
8, 9
Emergency on/off switch
13
Enable-off-remote contact switch
13
Energy management module (EMM)
14, 15
Energy management module (EMM)
inputs and outputs
15
EXV1 board inputs and outputs
8
EXV2 inputs and outputs
10
Fan board 1 outputs
11
Fan board 2 outputs
12
Fan board 3 inputs and outputs
14
Fan boards
9
General
2-5
Heat reclaim
49
Local equipment network
16
Low ambient head pressure control
24
Machine control
32
Main Base Board
5
Main Base Board inputs and outputs
6
Minimum load control
17
Minutes off time
17
Navigator™ module
3
Ramp loading
17
Remote alarm and alert relays
41
Reverse rotation board
13
Scroll protection module (SPM)
7, 8
Scroll protection module inputs and
outputs
8
Scrolling marquee display
3
Temperature reset
33
Cooler head bolts
Tightening
53-55
Cooler protection
51
Chilled water flow switch
53
Flow rate
53
Freeze protection
51
Loss of fluid flow protection
51
Low fluid temperature
51
Plug components
52
Tightening cooler head bolts
53-55
Tube plugging
51
Cooler pump control
31
Cooling set point selection
33
4 to 20 mA input
33
Configuration set point limits
33
Control methods and cooling set points
table
32
Dual switch
33
Ice mode
33
Set point 1
33
Set point 2
33
Set point occupancy
33
Crankcase heaters
56
Demand limit
41
2-step switch controlled
41
2-step switch controlled configuration
table
42
CCN loadshed controlled
41
Demand limit signal
41
Externally powered
41
Externally powered demand limit
configuration table
43
Electronic expansion valve
8, 49
Cutaway view of
50
Filter drier
51
Inspecting/opening
51
Installing motor
51
Liquid line service valve
51
Moisture liquid indicator
51
Troubleshooting procedure
50
Flow rate
53
Freeze protection
51
Head pressure control.
See
low ambient
head pressure control
Heat reclaim module
49
High-side protection
56
Local display tables
82-93
Loss of fluid flow protection
51
Low ambient head pressure control
24
Fan Staging
25
Operating instructions
24
Low fluid temperature
51
Machine control
32
Maintenance
57
Manual
Conventions used
3
Minimum and maximum cooler flow rates
table (sizes 060-300)
45
Minimum and maximum cooler flow rates
table (sizes 315-390)
45
Minimum fluid loop volume
44
Modular unit combinations
3
Navigator display
Alarms mode
93
Configuration mode
88, 89
Inputs mode
86
Operating mode
93
Outputs mode
87
Password
4
Pressure mode
85
Run status mode
82, 83
Service test mode
84
Set points mode
86
Temperature mode
85
Time clock mode
90-93
Navigator module
3
Adjusting the backlight brightness
4
Adjusting the contrast
4
Summary of Contents for AQUASNAP 30RBA315
Page 77: ...77 Fig 37 Control Schematic 30RB060 080 a30 4619...
Page 78: ...78 Fig 38 Control Schematic 30RB090 150 a30 4620...
Page 79: ...79 Fig 39 Control Schematic 30RB160 190 a30 4622...
Page 80: ...80 Fig 40 Control Schematic 30RB210 300 a30 4622...
Page 81: ...81 Fig 41 Heat Reclaim Control Schematic a30 4622...