Test Run; Warranty Policy And Disclaimer - Hitachi DXF-2.0A1 Operation Installation Maintenance Manual

8 Test Run
Perform Test Run according to "Installation & Maintenance Manual" of the outdoor unit.
● D o not operate the system until all the following conditions have been resolved.
(A) Check to ensure that the electrical resistance is more than 1 megohm by measuring the
resistance between ground and the terminal of the electrical parts. If not, do not operate the
system until the electrical leakage is detected and repaired.
(B) Check to ensure that the stop valves of the outdoor unit are fully opened, and then start the
system.
(C) Check to ensure that the switch on the main power supply has been turned ON for more than
12 hours, to warm the compressor oil by the crankcase heater.
● P ay attention to the following items while the system is running.
(A) Do not touch any of the parts by hand at the discharge gas side. The compressor chamber and
the pipes at the discharge side are heated higher than 90°C.
(B) DO NOT PRESS MAGNETIC SWITCH(ES). It will cause a serious accident.
NOTE:
Check the operation condition during Test Run by following the "Test Run and Maintenance Record" in the
service manual for outdoor unit and indoor unit applied to test run.
9 Warranty Policy and Disclaimer
(1) HITACHI is responsible for the malfunction arising out of defects in equipment (units and components)
provided by HITACHI on a stand-alone basis during commissioning.
(2) HITACHI is not responsible for the performance, operation and/or control of the entire system
incorporated with DX-Kit even if equipment provided by HITACHI is properly selected and installed in
accordance with HITACHI guidence.
(3) HITACHI is not responsible for any damage to the entire system, AHU and/or equipment provided by
HITACHI if such damage is caused by mis-use and/or use against HITACHI guideline in relation to the
AHU connected to the system.
P5417151-rev.1
WARNING
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