Follett REF5-BB 설치, 운영 및 서비스 매뉴얼 - 페이지 11

{카테고리_이름} Follett REF5-BB에 대한 설치, 운영 및 서비스 매뉴얼을 온라인으로 검색하거나 PDF를 다운로드하세요. Follett REF5-BB 17 페이지. Compressor retrofit kit
Follett REF5-BB에 대해서도 마찬가지입니다: 사양 (2 페이지), 설치 지침 매뉴얼 (8 페이지)

페이지 인쇄

Blood bank refrigerator troubleshooting guide

Before calling for service

1. Check that unit is plugged in.

2. Test outlet with another appliance to verify power.

Symptom

Refrigerator does not operate

(no components run).

Compressor does not run.

Evaporator fan motor does not run.

Refrigerator does not shut off.

Refrigerator does not maintain

temperature (all components run).

If problems persist after following this basic troubleshooting guide, call Follett's

technical service group at (800) 523-9361 or (610) 252-7301.

Possible cause

1. Power switch faulty or in OFF

position; loose connection.

2. Refrigerator not plugged in.

3. No power to cord.

4. Temp controller not energizing

components.

5. Probe not sensing cut in

temperature.

1. Thermal overload open or

defective.

2. Capacitor and/or relay defective.

3. Compressor defective.

1. Defective fan motor.

1. Controller not sensing cut off

temperature.

2. Controller keeping refrigeration

system energized.

1. Condenser or evaporator coil

needs cleaning.

2. Faulty door gasket or hinges/latch

loose

3. Excessively high ambient.

4. Refrigerant leak.

5. Incorrect refrigerant charge.

6. Plugged or defective expansion

valve.

7. Inefficient compressor.

Solution

1. Turn power switch to ON position;

check switch and connections.

2. Connect plug.

3. Restore power.

4. Check controller contact terminals for

power. Replace controller if needed.

5. Replace controller and/or probe.

1. Allow to cool or replace.

2. Replace as required.

3. Replace compressor.

1. Replace fan motor.

1. Replace controller and/or probe.

2. Replace controller.

1. Clean coils as needed.

2. Replace door gasket.

3. Maximum recommended ambient is

100 degrees F.

4. Locate and repair leak.

5. Recover, evacuate and weigh in

correct charge.

6. Replace expansion valve.

7. Consult technical service.