13-13
TROUBLESHOOTING
SM DLSDCI 3-A.1 GB
13.5
Procedures for checking Main Parts
13.5.1
Discharge DC Voltage
13.5.2
Checking Mains Voltage
& ! !'@ !@ !% @
the system is expected. If in range, check the Power (Circuit) Breaker and look for broken or loosed
cable lugs or wiring mistakes.
13.5.3
Checking Line Filter Board
+ &@ " ! "%@ "
} &! @ '@ !%
= ' @ @ Ö
both
!
and
driver
.
! <
14.1.16
)
13.5.4
Checking Compressor Driver
In normal operation the 7-segments display is ON continuously. Even is that case, there can still be
a Hardware problem that prevents the system to perform well or at all. If no other problem is found,
replace the driver.
Check power supply to driver connected well and no burn marks on wiring.
PFC chock is connected well. Correct if needed.
Check PFC Chock (13.5.4.3). Replace chock if needed.
Check main fuse (20A). In case fuse is burnt, replace driver.
If all is well but still leds are OFF, Replace driver.
In normal operation the 7-segments display is ON continuously. Even is that case, there can still be
a Hardware problem that prevents the system to perform well or at all. If no other problem is found,
replace the driver.
Check power supply to driver connected well and no burn marks on wiring.
PFC chock is connected well. Correct if needed.
Check PFC Chock (13.5.4.3). Replace chock if needed.
Check line filter and main fuse (20A). In case fuse is burnt, replace both driver and filter.
If all is well but still leds are OFF, Replace driver.
High voltage!!!
Wait for DC voltage to be discharged before
re touching any part of the driver to
avoid electric shock.
Check to ensure that DC voltage has reduced to below 50VDC, if not, keep
waiting until it does.
13.5.4.2 YBD
030
13.5.4.1 YBD
018-024
Содержание DLS 43 DCI
Страница 7: ...1 4 INTRODUCTION SM DLSDCI 3 A GB INDOOR UNITS OUTDOOR W DLS 18 DLS 24 q DLS 36 DLS 43 Q Q Q Q Q Q...
Страница 17: ...4 2 OUTLINE DIMENSIONS SM DLSDCI 3 A 1 GB 4 2 Outdoor Unit YBDE018 024 4 3 Outdoor Unit YBDE030...
Страница 18: ...4 3 OUTLINE DIMENSIONS SM DLSDCI 3 A GB 4 4 Outdoor Unit YBDE036 H11 4 5 Outdoor Unit YAD042 H13 YBD042 H11...
Страница 62: ...SM DLSDCI 3 A 2 GB 9 2 WIRING DIAGRAMS 9 3 Indoor Unit DLS 43 DCI...
Страница 117: ...12 4 CONTROL SYSTEM SM DLSDCI 3 A 1 GB 12 11 7 Segment Legend 7 7 segments lege end...
Страница 151: ...14 12 SERVICING SM DLSDCI 3 A 1 GB 14 2 7 Removing Fan 14 2 6 14 2 8 Removing motor capacitor _...
Страница 154: ...SM DLSD CONTRO DCI 3 A 2 OL SYSTEM M 15 2...
Страница 155: ...SM DLSD CONTRO DCI 3 A 2 OL SYSTEM M 15 3...
Страница 156: ...SM DLSD CONTRO DCI 3 A 2 OL SYSTEM M 15 4...
Страница 157: ...SM DLSD CONTRO DCI 3 A 2 OL SYSTEM M 15 5...
Страница 172: ...15 2 EXPLODED VIEWS AND SPARE PARTS LISTS SM DLSDCI 3 A 1 GB 15 6 2 Outdoor Unit Parts Assembly CZ BZ YI C B I CY...
Страница 176: ...15 2 EXPLODED VIEWS AND SPARE PARTS LISTS SM DLSDCI 3 A 1 GB 15 7 2 Outdoor Unit Parts Assembly BZ CZ C CY I CK YI B...