Daikin EWWQC13AJYNN/A [69/72] Test sheet

Daikin EWWQC10AJYNN [69/72] Test sheet
D -808 C – 08/01 A – EN Pag. 69/72
Test sheet
It is recommended that the following operation data are recorded periodically in order to verify correct operation of the
machine over time. These data will also be extremely useful to the technicians who will be performing routine and/or non-
routine maintenance on the machine.
Water side measurements
Chilled water setpoint °C _________
Evaporator outlet water temperature
°C _________
Evaporator inlet water temperature
°C _________
Evaporator pressure drop
kPa _________
Evaporator water flow rate
m
3
/h _________
Refrigerant side measurements
Circuit #1:
Compressor load
_____ %
N. of expansion valve cycles (electronic only)
_____
Refrigerant/Oil pressure
Evaporation pressure _____
Condensation pressure
_____ bar
Oil pressure
_____ bar
Refrigerant temperature
Evaporation saturated temperature _____ bar
Suction gas temperature
_____ °C
Suction superheating
_____ °C
Condensation saturated temperature
_____ °C
Discharge superheating
_____ °C
Liquid temperature
_____ °C
Subcooling
_____ °C
_____ °C
Circuit #2
Compressor load
_____ %
N. of expansion valve cycles (electronic only)
_____
Evaporation pressure
_____
Refrigerant/Oil pressure
Condensation pressure _____ bar
Oil pressure
_____ bar
Evaporation saturated temperature
_____ bar
Refrigerant temperature
Suction gas temperature _____ °C
Suction superheating
_____ °C
Condensation saturated temperature
_____ °C
Discharge superheating
_____ °C
Liquid temperature
_____ °C
Subcooling
_____ °C
_____ °C
External air temperature
_____ °C
Electrical measurements
Analysis of the unit’s voltage unbalance:
Phases: RS ST RT
_____ V _____ V _____ V
Unbalance %: %_____100
max
=
x
Vaverage
VaverageV
Compressors current – Phases: R S T
Compressor #1 _____ A _____ A _____ A
Compressor #2 _____ A _____ A _____ A
Fans current: #1 _____ A #2 _____ A
#3 _____ A #4 _____ A
#5 _____ A #6 _____ A
#7 _____ A #8 _____ A

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