Unit installation
PAGE
INDEX
Discharge pressure control…………………………………………………………………………………
…
54
Electronic expansion valve…………………………………………………………………………………
…
54-55
LCD display data……………………………………………………………………………………………… 55-56
A
larms…………………………………………………………………………………………………………
…
57
A
nti-freeze alarm……………………………………………………………………………………………… 57
Oil pressure alarm……………………………………………………………………………………………
…
57
Compressor magnetic circuit breaker………………………………………………………………………
…
57
Compressor solid state protection system SSPS (winding thermistor)…………………………………
…
57
Probe warning…………………………………………………………………………………………………
…
57
Temperature warning…………………………………………………………………………………………
…
57
Suction pressure alarm ……………………………………………………………………………………… 57
Discharge pressure alarm……………………………………………………………………………………
…
58
High pressure alarm…………………………………………………………………………………………
…
58
Flow switch alarm……………………………………………………………………………………………
…
58
Serial communication alarm…………………………………………………………………………………
…
58
Set-up error……………………………………………………………………………………………………
…
58
Compressor pump down alarm……………………………………………………………………………… 58
Compressor no run alarm……………………………………………………………………………………
…
58
EEV board serial communication alarm……………………………………………………………………
…
58
Fan protection alarm…………………………………………………………………………………………
…
59
SYSTEM SETU
P
Set point change………………………………………………………………………………………………
…
59
Remote monitoring system…………………………………………………………………………………
…
59-60
TESTING FEATURE
S
Hardware test mode…………………………………………………………………………………………
…
60-61
Software test mode…………………………………………………………………………………………… 61
I/O CHANNELS
A
nalog inputs…………………………………………………………………………………………………
…
61
A
nalog outputs………………………………………………………………………………………………… 61
Digital inputs…………………………………………………………………………………………………… 61-62
Digital outputs…………………………………………………………………………………………………
…
62
CONNECTIONS……………………………………………………………………………
…
62
MALFUNCTIONS AND CORRECTIVE ACTION
S
……………………………………
…
63
G.
APPENDI
X
Start-up & commissioning check list………………………………………………………………………
…
64-65
Check - out report……………………………………………………………………………………………
…
66-69
Preventive Maintenance Schedule…………………………………………………………………………
…
70
Troubleshooter's Guide to Chiller problems………………………………………………………………
…
71-74
Recommended Spare parts…………………………………………………………………………………
…
75
Major parts list…………………………………………………………………………………………………
…
76-78
Material safety data sheet (R-134a)………………………………………………………………………… 79
Pressure temperature chart (R-134a)………………………………………………………………………
…
80-81
Useful equation and Data…………………………...………………………………………………………
…
82
Symbols used in chiller plant drawings……………………………………………………………………
…
82-84
2