Bosch Evolution 500 서비스 게시판
{카테고리_이름} Bosch Evolution 500에 대한 서비스 게시판을 온라인으로 검색하거나 PDF를 다운로드하세요. Bosch Evolution 500 2 페이지. Removing and replacing water valve
Bosch Evolution 500에 대해서도 마찬가지입니다: 사용 설명서 지침 (40 페이지), 설치 매뉴얼 (6 페이지), 서비스 게시판 (2 페이지), 기술 서비스 게시판 (2 페이지), 기술 서비스 게시판 (2 페이지)
페이지 인쇄
Service Bulletin G3-26
Models: 715ES, C800ES, 2400ES, 2700ES, Evolution 500, Integra 500
Removing and replacing water valve
Introduction
When replacing the watervalve, it is very important to drain all
water from the water heater beforehand to prevent water
damage to the internal electronics.
Tools needed:
Phillips head screwdriver
Bucket to catch draining water
Plumber's grease
Removing the water valve
1. Press On/Off button to Off and unplug power cord from electrical
outlet.
2. Loosen two Phillips head screws located at bottom rear of cover.
(Fig. 1).
3. Lift front cover upward and remove. (Fig. 1).
Step 1
Step 1
4. Remove 3 Phillips screws from control unit (Fig. 2, step 1)
4. Place water heater's control unit into the service position.
(Fig. 2, step 2).
Figure 1
5. Close installer supplied inlet and outlet shutoff valves.
6. Relieve water pressure from unit by opening pressure relief valve
on hot outlet side of unit. Have a bucket ready to catch the
draining water. Drain water from unit by removing cold water
inlet connection on bottom of heater.
Step 2
Step 2
Figure 2
Water
valve
Step 2
Step 2