85
A
[E1] High pressure switch circuit for commercial compressor
Whether the highpressure switch acts
No
Whether the
commercial compressor IOL
circuit is normal
No
Refer to the judgingsequence of commercialcompressor IOL OLloop, "E6"
Whether the
part of commercial high
pressure switch is normal
No
Yes
Check the part, ifimproper, replace it
Yes
Yes
Whether the
shutoff valve is fully open
no whether the fixed frequency
OL circuit is
normal
Refer to the judgingsequence of commercialIOL, OL loop, “E6”
No
Whether the
circuit wiring is normal
Check and modify thewiring
No
Yes
Whether outdoor
fan in cool can
normally run
No
Yes
Yes
No
Yes
Whether the
connection of the connectors,
capacitor and fan motor are
normal
No
Repair improperportion
Whether there
is the factor affecting heat
exchanging of outdoor unit
1.Heat exchanger is blocked
2.Airflow is in
short circuit
Yes
Eliminate interferencefactor
Whether the
high pressure sensor is in
back up running
Yes
Yes
Replace high
pressure sensor
No
Whether the SV2 by-pass
loop is normal
No
Repair SV2 by-pass loop(improper winding, broken wire)
Whether the
characteristic of high pressure
sensor is normal
No
No
Replace high
pressure sensor
Check outdoor I/F PCB, if
improper, replace it.
Fully open the shutoffvalve
Whether the
shutoff valve is fully
opened
Все каталоги и инструкции здесь: http://splitoff.ru/tehn-doc.html
To Next Page
Loading...
