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Worm (impeller type) nozzle rotation is not normal

Update:21-11-2017
Summary:

① impeller idle but the nozzle does not turn. The main […]

① impeller idle but the nozzle does not turn. The main reason: the impeller shaft and the small worm loose coupling screw loose or pin off, should be tightened; large worm gear and sleeve shaft between the loose screws should be tightened; Gear up
② water tongue normal impeller does not turn, spray body does not turn. The main reason: worm gear or gear is lack of oil, the resistance is too large, should be added lubricants; screw too tight positioning screw, resulting in large eccentric worm gear, should be properly loosen; impeller stuck by foreign objects, should be removed; worm gear, Hollow shaft and sleeve shaft rust, rust should be refueled.

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