Check List For Es Series - Hitachi RAS-5HVRNM1E Service Manual

7 Test Run

7.5.2 Check list for ES Series

Check list on test run
MODEL:
SERIAL No.
COMPRESSOR MFG No.:
NAME AND ADDRESS OF
CUSTOMER:
DATE:
1 Is the rotating direction of the indoor coil fan correct? __________
2 Is the rotating direction of the outdoor coil fan correct? __________
3 Is there any abnormal compressor sound? __________
4 Has the unit been running for at least twenty (20) minutes? __________
5 Check the temperature of the room:
Inlet
N° 1
Outlet
Inlet
N° 5
Outlet
6 Check the outside temperature:
Inlet
Outlet
7 Check the temperature of the refrigerant: Operating mode (cooling or heating).
Discharge gas temperature
Liquid pipe temperature
8 Check the pressure:
Discharge pressure
Suction pressure
9 Check the voltage:
Nominal voltage
Service voltage
Initial voltage
Phase imbalance
10 Check the compressor input running current
Running current
11 Is the refrigerant charge adequate? __________
12 Do the operating control devices operate correctly? __________
13 Do the safety devices operate correctly? __________
14 Has the unit been checked for refrigerant leaks? __________
15 Is the unit clean inside and outside? __________
16 Are all the cabinet panels fixed? __________
17 Are all the cabinet panels free from rattles? __________
18 Is the filter clean? __________
19 Is the heat exchanger clean? __________
20 Are the stop valves open? __________
21 Does the drain water flow smoothly from the drain pipe? __________
189
SMGB0060 rev. 1- 12/2010
DB____ °C DB____ °C
WB ____ °C WB ____ °C
N° 2
DB____ °C DB____ °C
WB ____ °C WB ____ °C
DB____ °C DB____ °C
WB ____ °C WB ____ °C
N° 6
DB____ °C DB____ °C
WB ____ °C WB ____ °C
_____V
L1–L2______V
_____V
1-(V/Vm) =
Input
DB____ °C
WB ____ °C
N° 3 N° 4
DB____ °C
WB ____ °C
DB____ °C
WB ____ °C
N° 7 N° 8
DB____ °C
WB ____ °C
DB____ °C
WB ____ °C
DB____ °C
WB ____ °C
Td = _____ °C
Te = _____ °C
2
Pd = _____kg/cm
Ps = _____ kg/cm
—
L1–L3______V
—
—
_____kW
______A
DB____ °C
WB ____ °C
DB____ °C
WB ____ °C
DB____ °C
WB ____ °C
DB____ °C
WB ____ °C
7
G
2
G
—
L2–L3______V
—
—