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Manuals
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Graco Manuals
Paint Sprayer
FinishPro 290
Operation manual
Graco FinishPro 290 Operation Manual page 41
Airless/air-assisted sprayer 2800 psi (193 bar, 19.3 mpa) maximum working pressure airless spraying
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:
Operation
(39 pages)
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Manual
(2 pages)
,
Operation manual
(90 pages)
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Contents
Table of Contents
Troubleshooting
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故障
基本电气问题
参见第 63 页的接线图
313797C
要检查的内容
(如果检查没有问题,请转到下一项
检查内容)
1. 供电。对于 110-120 Vac 型号,
电压表的读数应为 105-130 Vac,
对于 230 Vac 型号,电压表的读数应
为 210-255 Vac。
2. 加长电线。用电压表检查加长电线的
连续性。
3. 喷涂机的电源线。检查有无损坏,
如绝缘破损或断线。
4. 保险丝。检查控制板上的可更换保险
丝 (在靠近 ON/OFF 开关处) 。
5. 电动机引线牢牢地固定并正确地连接
到控制板上。
6. 电动机过热保护开关。黄色的电动机
引线必须经由过热保护开关连通。
7. 电刷帽丢失或电刷引线连接松动。
电刷的长度必须有 1/4 英寸 (6mm) 。
8. 检查电动机电枢换向器上是否有烧焦
的斑点、刮槽和极其粗糙的地方。
9. 用电枢测试仪 (短路线圈测试仪)或
者进行第 54 页的旋转测试,检查电
动机电枢是否短路。
10. 压力控制器未插入控制板内。
基本故障排除
Basic Troubleshooting /
应采取的措施
(如果检查有问题,请参见本栏内容)
复位楼内的断路器,更换保险丝。试试另外的插座。
更换加长电线。使用较短的加长电线。
更换电源线。见第 60 页。
检查完电动机后,更换保险丝。见第 62 页。
更换松动的接线端子,卷曲的引线。确保接线端子牢固
连接。
清理电路板接线端子。牢固地重新连接引线。
更换电动机,第 60 页。
更换电动机,第 60 页。
更换电动机,第 60 页。
更换电动机,第 60 页。
把压力控制器的连接器插入控制板。
기본적인 문제 해결
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