Checks During Operation Of Unit; Maintenance Checks - Riello NXHP Series Installation, Operation And Maintenance Instructions

8 - START-UP CHECKLIST FOR NXHP HEAT PUMPS (USE FOR JOB FILE)

8.4 - Checks during operation of unit

Air
Water
Suction
Discharge
BPHE
Compressor
Fan
EXV
Water control
Power

8.5 - Maintenance checks

Control
Freeze protection
Cleaning
Comments:
82
Date / Hour
Outdoor Air Temp
Entering Water Temp
Leaving Water Temp
Water Control Temp
Entering water heat exchanger pressure
Leaving water heat exchanger pressure
Available static pressure
Water flowrate (from curves)
Suction Temperature
Saturated suction temperature
Superheat temperature
Superheat target temperature
Discharge Temperature
Refrigerant Temperature
Requested Compressor Frequency
Actual Compressor Frequency
Lower / Upper fan speed
PMV position
Water Control Point
Flow Switch Status
Safety Switch Status
NetworkVoltage
Input Amperage
Date / Hour
Mechanical check (including comprresor feet)
Leakage check
Burst disk integrity check
Electrical connection check
Wiring check: no interference with piping, no excessive stress, no
contact with sharp edges
Water freeze protection check
Add glycol in water (%)
Coil cleaning
Water filter cleaning
P001 °C
P003 °C
P004 °C
P052 °C
- kPa
- kPa
- kPa
- l/s
P009 °C
P008 °C
P015 K
P016 K
P010 °C
P005 °C
P022 Hz
P023 Hz
P028/029 rpm
P025 %
P051 °C
P106 -
P105 -
- V
- A