1. Faulty Start ( Lights OFF, Front PCB Power Dead )
TROUBLE SHOOTING
Power plug or fuse
is connected?
Start
Chage the plug or Fuse
1st power of SMPS
is ON?
Check the plug connection
from compressor room and to
CN1 of Main PCB
Yes
No
Yes
No
Main PCB Fuse is
connected?
Voltage value on
Main PCB is OK?
Wire connection of
Front PCB is OK?
Change the fuse
( on the Main PCB )
Change the Main PCB
Chage Front PCB
Checkup and connect
Front PCB wires
No
Yes
No
Yes
No
Yes
36
Summary of Contents for FRN-U20BV
Page 3: ...2 External Size SPECIFICATIONS 2...
Page 29: ...1 Inner Basic Model 2 Basic Model WIRING DIAGRAM Refrigerant R 134a Type 3 Dispenser Model 28...
Page 30: ...1 Inner Basic Model 2 Basic Model WIRING DIAGRAM Refrigerant R 600a Type 3 Dispenser Model 29...
Page 52: ...COOLING CYCLE HEAVY REPAIR Brzing Reference Drawings 51...
Page 54: ...How to install water line Dispenser models only 53...
Page 55: ...How to install water line Dispenser models only 54...
