カテゴリー: Power Tools

ブランド: DEWALT

モデル: DCS578

DEWALT DCS578 丸ノコ修理・メンテナンスマニュアル

DEWALT DCS578 / DCS578B 60V MAX ブラシレス 7-1/4インチコードレス丸ノコ。ラベルでモデルとタイプを確認してください。これはプロ用の木材切断用丸ノコです。

$29.99

最終更新日 Aug 17, 2026, 7:51 AM

このマニュアルについて

報告された修理成功率 0%

完全な修理マニュアルを入手 — $250–$290 節約

Price

$29.99

完全版マニュアルの内容

root cause analysis
tools needed
step-by-step repair procedure
diagrams
exploded views
post-repair checks

目次プレビュー

最初にお読みください
技術仕様
この機器の動作原理
クイック診断表
部品とコントロール
症状から原因へ
故障モード FM-01 から FM-28
部品およびキット分類器
28の故障モード
Batteryとブレードの診断
下部ガードとブレーキの点検
オーナー安全境界

This preview shows only a portion of the complete repair manual. Purchase to access the full repair documentation, downloadable PDF and detailed repair procedures.

考えられる根本原因

FLEXVOLT battery is discharged, protected, damaged, or not fully seated
Battery rails or accessible contacts are dirty, wet, burned, or damaged
Trigger lock-off is not being released
Trigger switch, electronic module, motor, or internal power path has failed
Electronic protection responded to overload, temperature, or deep battery discharge
Battery is weak, undercharged, too hot, too cold, or moving on the rails
Blade, depth, feed rate, or work support is creating excessive load
Blocked vents or an internal electronic or motor fault repeats under load
Battery has lost usable capacity through age or cycle history
Cold pack, wet or dense lumber, deep cuts, or a dull blade is increasing normal energy use
Contacts are dirty or the pack was not actually fully charged
Internal motor or bearing drag is drawing excessive current
Pack is misaligned, incompatible, swollen, or damaged
Sawdust or a bent rail is obstructing travel
Battery release button or latch is jammed, cracked, or not returning
Handle rails or battery-interface housing are damaged
Pack temperature is outside the charger allowance
Pack is not seated, outlet has no power, or charger is unplugged
Conductive dust, liquid, or damage is present at the pack or charger
Cell damage, internal short, impact, puncture, liquid entry, or overheating
Incompatible charging or a damaged charger
External terminals were shorted by metal debris
Battery was exposed to fire, excessive temperature, or abusive load
Sawdust or impact damage is jamming the external button
Lock-off spring, button, or housing guide is broken or displaced
Trigger or switch housing is cracked or distorted
Internal switch assembly has failed
Blade lock is stuck engaged or spindle is mechanically jammed
Lower guard, blade, or clamp stack is contacting another part
Trigger switch output, electronic module, motor, or internal wiring has failed
Battery can power the light but cannot supply motor current
Trigger is physically jammed by debris or housing damage
Switch contacts or electronic control are stuck on
Lock-off or trigger mechanism is broken or modified
Liquid or internal damage has created uncommanded operation
Electric-brake control or motor feedback has failed
Battery connection is intermittent during deceleration
Blade, washer, or spindle condition is affecting coast behavior
Expectation is based on an instant stop rather than a measurable change from normal operation
Battery is weak, temperature-protected, loose, or making poor contact
Blade or lower guard is rubbing because of incorrect assembly or damage
Vents are blocked and the motor/electronics are overheating
Trigger, electronic module, motor, bearings, or gear drive is failing
Worklight lens or opening is packed with sawdust
Battery or trigger input is intermittent
LED, light wiring, or electronic timing control has failed
Normal delay of about 20 seconds is being mistaken for a fault
Vents are blocked by sawdust or the saw is being forced
Dull, dirty, wrong, or deeply set blade is overloading the motor
Blade, guard, bearing, or gear drive is dragging
Battery, motor, electronic module, bearing, or gearcase is failing
Internal short, damaged wiring, switch, electronic module, or motor failure
Liquid intrusion or wet battery/charger interface
Scorched contacts, incompatible equipment, or conductive debris
Battery fault has transferred heat or damage into the tool or charger
Blade lock button is jammed, damaged, or being used incorrectly
Clamping screw threads, wrench flats, spindle, or outer washer are damaged
Sawdust or corrosion is packed in the clamp area
Wrong arbor size, blade diameter, blade type, or damaged blade plate
Outer washer is reversed, missing, dirty, or not seated
Clamping screw is loose or clamp/spindle surfaces are damaged
Blade is bent, cracked, or mounted in the wrong rotation direction
Lower or upper guard is contacting the blade
Bearing, spindle, gear, or motor rotor is damaged
Foreign debris is inside the guard or drive area
Shoe, handle, housing, or gearcase is loose or cracked
Workpiece is supported so the kerf closes and pinches the blade
Blade is dull, dirty, bent, wrong, too deep, or twisted off the line
Saw was started against the work or forced, turned, or backed in the cut
Wet, knotty, treated, or unstable wood is loading the blade
Blade is dull, dirty, wrong tooth count, installed backward, or unsuitable for the wood
Depth is excessive or bevel/depth levers are not secured
Feed is too fast, material is wet/dense, or the shoe is not flat
Battery capacity is low or internal drive drag appears only under load
Operator is forcing a correction or side-loading the saw
Blade is dull, bent, wrong, or has uneven tooth set
Kerf indicator is being read from the wrong blade side or is damaged
Shoe, spindle, or guard alignment is bent or loose Straightedge or guide; square; sharp straight blade; supported marked scrap.
Zero-degree shoe calibration is out of adjustment
Bevel lever is not fully locked or shoe moves during the cut
Blade is bent, loose, or side-loaded
Shoe is bent, dirty, or not resting flat on the work
Sawdust is packed at the pivot, quadrant, pointer, or lever
Lever is loose, stripped, cracked, or incorrectly positioned
Shoe, pivot, quadrant, or pointer is bent or worn
Zero calibration or angle reading is being confused with a general locking failure
Sawdust is packed at the depth guide, lever, or shoe slide
Depth lever is loose, stripped, cracked, or incorrectly adjusted
Shoe, depth guide, or guard is bent or obstructed
Sawdust, gum, or a small cutoff is obstructing the guard path
Guard, retracting lever, pivot, or spring is bent, worn, damaged, or misassembled
Blade or clamp stack is wrong and contacts the guard
Guard was tied open, lubricated, or damaged by impact
Drop, impact, or side loading bent the shoe
Pivot, depth guide, or fastening point is loose or damaged
Sawdust or debris is trapped under the shoe
Bevel or depth hardware is not locked, imitating structural looseness
Drop, impact, fatigue, overtightening, or chemical damage
Internal mount, screw boss, handle joint, or guard casting has failed
Harsh solvents weakened nonmetallic material
Damage transferred from a battery, blade, or workpiece event Dry cloth; bright inspection light; no repair consumables.
Hook was overloaded, used for tethering, body carry, overhead suspension, or impact loading
Hook pivot or attachment is loose, worn, or damaged
Hook is bent into the housing or operating area
Structure chosen for hanging is unsuitable or unstable Bright inspection light; no owner repair consumables unless an official external procedure for the exact type is available.
Back half tab is not in the casting notch or halves are misaligned
Two mounting screws are loose, missing, wrong, or the port is cracked

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Lcs1020

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のこぎりが完全に動かない - 作業灯もMotorの反応もなし

詳細を見る

のこぎりが始動後、負荷時に突然停止する

詳細を見る

Batteryの稼働時間が通常の完全充電後に以前より大幅に短い

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Battery が丸ノコに取り付けられない、ラッチされない、またはリリースされない

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Battery が充電されない、または充電器が遅延や問題状態を示す

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Battery が膨張、漏れ、ひび割れ、濡れ、焦げ付き、または異常に熱い

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トリガーロックオフボタンが固着しているか、トリガーをブロックしなくなった

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作業灯は点灯するが、Motor とブレードが始動しない

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トリガーを離してもMotorが動き続ける

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Motorは停止するが、電気ブレーキがブレードの慣性を減らさなくなる

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無負荷時のブレード速度が低い、変動する、または木材に触れる前に断続的になる

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作業灯が点灯しない、ちらつく、または通常の遅延時間を大幅に超えて点灯し続ける

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丸ノコまたはギアケースが異常に熱くなる、または煙や火花なしに熱臭がする

詳細を見る

電気的危険 - 液体、煙、火花、溶解、または燃焼臭

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ブレードロックまたはクランプハードウェアがブレードの取り外しや固定を許さない

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取り付けたブレードが緩い、揺れる、滑る、または中心からずれて回る

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正常なブレードで丸ノコが研削音、擦過音、ノック音、または強い振動を発生する

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ブレードが停止、詰まり、挟み込み、または切断中に丸ノコが跳ね返る

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丸ノコの切断が遅い、力が弱い、木材を焦がす、または切断面が粗い

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直線切断が横にずれる、または切り込み指示器がブレードの通り道と一致しない

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ゼロ度の切断が材料に対して直角でない

詳細を見る

傾斜角度が設定、ロック、保持、または正しく読み取れない

詳細を見る

切断深さが設定、ロック、保持、または通常の範囲に達しない

詳細を見る

下部ブレードガードが引っかかる、ゆっくり閉まる、ブレードに接触する、または閉まらない

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ソールが曲がっている、ひび割れている、緩んでいる、または平らな作業面でぐらつく

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上部ガード、ハウジング、メインハンドル、または補助ハンドルがひび割れたり緩んだりしている

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ハングフックが緩んでいる、曲がっている、ひび割れている、またはしっかり収納できない

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オプションのダストポートが合わない、緩む、詰まる、または吸引が悪い

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FM-01: のこぎりが完全に動かない - 作業灯もMotorの反応もなし

概要

充電済みに見えるbatteryが装着されてトリガーを引いても、作業灯は点灯せず、ブレードは動かない。

Full repair guide includes

Root Cause Analysis
Required Tools
Replacement Parts
Step-by-step Repair Procedure
Safety Precautions
Verification Checklist

DEWALT DCS578 丸ノコ 修理・メンテナンスマニュアル

Manual information

このマニュアルについて

完全版マニュアルの内容

目次プレビュー

考えられる根本原因

対応モデル

関連モデル

一般的な症状

故障モード

関連マニュアル

DEWALT DCS578 丸ノコ修理・メンテナンスマニュアル