93
U-Match Series DC
Inverter Service Manual
ƹ
PU Charging circuit error
PU is displayed on
the wired controller
PU is displayed in
the mainboard 88
indicating lamp
Is the PFC wire
tightened or is the
sequence right?
Tighten the PFC
wire or adjust the
sequence
Replace the
mainboard
Yes
No
Work normally
ƹ
ee driving boar
Yes
Yes
ee is displayed
on the wired
controller
Is the
jumper
loose
˛
Work Normally
Tighten the
jumper
Replace the
mainboard
No
Summary of Contents for U-MATCH IV SERIES
Page 1: ...T1 R410A 50Hz GC201304 U MATCH SERIES DC INVERTERAIR CONDITIONERS SERVICE MANUAL...
Page 4: ...1 U Match Series DC Inverter Service Manual PRODUCT QSPEVDU...
Page 19: ...16 U Match Series DC Inverter Service Manual QSPEVDU 4 PIPING DIAGRAM...
Page 20: ...17 U Match Series DC Inverter Service Manual CONTROL DPOUSPM...
Page 22: ...19 U Match Series DC Inverter Service Manual DPOUSPM 1 2 Heating Operation...
Page 50: ...47 U Match Series DC Inverter Service Manual INSTALLATION...
Page 80: ...77 U Match Series DC Inverter Service Manual 7KUHH SKDVH a L1 L2 L3 N 1 2 LJXUH...
Page 81: ...78 U Match Series DC Inverter Service Manual MAINTENANCE...
Page 106: ...103 U Match Series DC Inverter Service Manual Model GUHD36NK3FO Model GUHD42NK3FO 0 0...
Page 164: ...JF00301816...