1. TOTALLY INOPERATIVE
YES | POWER | NO |
PRESENT AT | ||
| REAR JUNCTION |
|
| BOX? |
|
|
|
CHECK FOR LOOSE CONNECTION
OR BROKEN WIRE INSIDE UNIT.
IS LINE
NOVOLTAGE
WITHIN ± 10% OF
NAMEPLATE
VOLTAGE?
YES
1.CHECK FOR SHORT CIRCUIT IN WIRING INSIDE UNIT.
2.CHECK COMPONENTS FOR SHORT CIRCUIT OR GROUNDED WIRING.
IS
LINE VOLTAGE
HIGH OR
LOW?
IS
YESSUPPLY FUSE
BLOWN (OR C/B
TRIPPED)?
NO
CHECK FOR LOOSE CONNECTION
OR BROKEN WIRE IN SUPPLY
WIRING OF UNIT.
IS
YESFUSE OR C/B
SIZE PROPER?
NO
REPLACE WITH CORRECT
SIZE DEVICE.
LOW
HIGH
INSTALL BUCKING TRANSFORMER
TO REDUCE LINE VOLTAGE.
IS
YESOTHER EQUIP. ON SAME CIRCUIT?
NO
1.REMOVE ALL OTHER EQUIPMENT FROM ICE MAKER CIRCUIT.
2.INSTALL NEW DEDICATED CIRCUIT FOR ICE MAKER.
1.CHECK FOR LOOSE OR CORRODED CON- NECTION IN SUPPLY WIRING.
2.CHECK SUPPLY WIRING FOR UNDER- SIZED WIRE, AND REPLACE.
3.INSTALL BOOSTING TRANSFORMER TO RAISE LINE VOLTAGE.
19 | 90914 |