{"type":"product","schema_version":"1.0","item_id":"100498163995","canonical_url":"https://tw.bid.yahoo.com/item/100498163995","title":"＊黃師傅＊【中古零件 木川壓力開關4】KQ400 / KQ400S / KQ400SV 電子穩壓壓力開關 木川壓力開關","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-05-30T14:33:59.338Z","current_price":200,"original_price":null,"stock_status":"out_of_stock","available_quantity":5,"sold_quantity":5,"seller":{"id":"Y7360398400","name":"＊黃師傅＊加壓、抽水機安裝維修","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/2fb17cf2-be62-4d71-a391-ebcb7557b534.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/a7043283-2bc3-4cb9-b6a3-2346dfe625d7.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/a5e78248-a8a5-43a4-a66c-a8d42b9250ae.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null}],"description":"照片1是販售商品.\n\n照片2是故障處理方式.\n\n電子穩壓型.很少是壓力開關問題.請多次確認.\n\n備貨不多限購2顆.可合併運費.隨機挑選.\n\n壓力開關用於:\n\nKQ400 / KQ400S / KQ400SV ...等400系列.\n\n購買日起保固3個月.\n\n原加壓馬達是跟我購買的或是中古壓力開關2年內故障.\n\n再次購買的可免運費.\n\n加壓機是利用出口端管路壓力控制.\n\n利用水來控制馬達運轉.水開馬達起動水關馬達停.壓力控制是可以向上或向下加壓.\n\n當水關壓力到達設定壓力馬達停.當水開出水口壓力不足馬達起動.\n\n如果加壓機有遇到水關馬達不停.\n\n或是停止用水時馬達仍間歇運轉(約5-10左右起動1次)\n\n這時先:\n\n   1.檢查泵浦外表(包括逆止閥蓋 .注水口.側蓋 .軸封)是否有洩漏情況並改善之.\n\n   2.檢查出口端.接頭.水龍頭及凡而(特別是水箱進水凡而)是否確實關閉並無洩露情況並改善之.\n\n   3.檢查泵浦吸入口端內部之逆止閥是否受雜物及水垢影響導致無法維持壓力.並清理乾淨.\n\n   4.其他請看照片上故障處方式.\n\n.\n\n1/4HP設定為出水口壓力不足1.4(1.2)KG馬達起動.出水口壓力達到2.4KG馬達停.\n\n以1/2HP設定為出水口壓力不足1.8KG馬達起動.出水口壓力達到2.8KG馬達停.\n\n      其他相關商品如下，有需要可到我其他商品找\n或利用問與答詢問. \n\n~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n\n1.KQ200/ KQ400 / 800 流控開關 \n\nhttps://tw.bid.yahoo.com/item/100122504935\n\n2.KQ200N/ KQ400N / 800N 舊款流控開關\n\nhttps://tw.bid.yahoo.com/item/100129556045\n\n3. KQ200N/ KQ400N / 800N 新款流控開關\n\nhttps://tw.bid.yahoo.com/item/100491906569\n\n4.KQ200/ KQ400 / 800 電路板\n\nhttps://tw.bid.yahoo.com/item/100491914353\n\n5. KQ200N/ KQ400N / 800N 電路板(電子式無水斷電)\n\nhttps://tw.bid.yahoo.com/item/100491914921","shipping_methods":[{"name":"郵局掛號","fee":0,"currency":"TWD"},{"name":"萊爾富取貨付款","fee":0,"currency":"TWD"},{"name":"7-ELEVEN取貨付款","fee":0,"currency":"TWD"},{"name":"面交/自取/不寄送","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳","萊爾富取貨付款","7-ELEVEN取貨付款"],"category_id":"24674","category_name":"加壓機","breadcrumb":[{"id":"24198","name":"居家、家具與園藝","url":"/tw/%E5%B1%85%E5%AE%B6%E3%80%81%E5%AE%B6%E5%85%B7%E8%88%87%E5%9C%92%E8%97%9D-24198-category.html"},{"id":"24642","name":"五金/照明工具","url":"/tw/%E4%BA%94%E9%87%91-%E7%85%A7%E6%98%8E%E5%B7%A5%E5%85%B7-24642-category.html"},{"id":"24674","name":"加壓機","url":"/tw/%E5%8A%A0%E5%A3%93%E6%A9%9F-24674-category.html"}],"view_count":1,"watch_count":12}