CALEFFI SinkMixer 설치 및 시운전 매뉴얼 - 페이지 12

{카테고리_이름} CALEFFI SinkMixer에 대한 설치 및 시운전 매뉴얼을 온라인으로 검색하거나 PDF를 다운로드하세요. CALEFFI SinkMixer 12 페이지. Under sink thermostatic mixing valve

페이지 인쇄

Troubleshooting

Under normal operating conditions the Caleffi 5212 series thermostatic mixing valve will provide a

very high level of performance. However, in some circumstances, when the included maintenance

plan is not properly performed, the following problems may arise.

Sympton

Hot water at the cold faucets a) Inserted check

Fluctuating mixed water

temperature

Erratic flow of water from

the valve

No water flowing from the

valve

Cause

operation failed.

b) Check valves not

installed.

a) Erratic supply

temperatures at the

valve inlets.

b) Starvation of the

water supplies at the

valve inlets.

c) Incorrect

commissioning of the

valve.

a) Insufficient water

supplies.

b) Fluctuations in

supply pressure and/

or temperatures.

c) Adverse effect

created by other

draw-off points on the

system.

a) In-line strainers

blocked.

b) Insufficient supply

pressures.

c) Debris obstructing

valve operation.

Corrective action

Replace faulty check valves.

Restore inlet conditions within the

limits of the valve.

Stabilize inlet supply conditions.

a) Clean or replace strainers.

b) Restore inlet supplies.

c) Clean debris or scale from valve

internals.

Caleffi North America, Inc.

3883 West Milwaukee Road

Milwaukee, WI 53208

T: 414.238.2360 F: 414.238.2366

03-16-2020