55
PU Charging circuit error
PU
is
displayed
on
wired zone
controller
PU
is
displayed
in
the
mainboard
88
indicating
l
ight
Is the PFC wire
tightened or is the
sequence right?
Tighten the PFC
wire or adjust the
sequence
Replace the
mainboard
Yes
No
Work
s
normally
ee driving board chip error
Yes
Yes
ee is displayed
on the wired
controller
Is the
jumper
loose
˛
Work
s
Normally
Tighten the
jumper
Replace the
mainboard
No
Содержание DHR18CSB21S
Страница 44: ...36 Cassette Type Unit Single phase units 18k Single phase units 24k 30k Single phase units 36k 42k ...
Страница 64: ...56 H6 DC fan error ...
Страница 73: ...65 Model DHR24CSB21S Model DHR30CSB21S ...
Страница 74: ...66 Model DHR36CSB21S Model DHR42CSB21S ...
Страница 77: ...69 8 2 3 Cassette Type Model DHR18NKB21S Model DHR24NKB21S DHR30NKB21S DHR36NKB21S DHR42NKB21S ...
Страница 78: ...70 Model DHR48NKB21S ...
Страница 79: ...71 ...