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夏季農機保養小常識

2019-07-31 11:05:28 來源:農機網整理發布 閱讀量:34452 評論

  【農機網 編輯視角】 夏季氣溫高且雨水充沛,一方面農機長時間作業不停歇易發生故障,另一方面易遭雨淋和水淹,如果不及時對機車進行清洗和保養,會嚴重危害拖拉機等農機的機械性能與使用壽命。下面說幾點農機日常使用和保養注意事項:

  1、要按季節正確選用潤滑油。夏季和冬季的潤滑油不能混用。夏季潤滑油易受熱變稀,抗氧化性差,易變質,甚至造成燒瓦抱軸等故障。因此,應將曲軸箱和齒輪箱里換上夏用潤滑油,經常查潤滑油數量、油質情況,并及時加以更換。
 
  2、水箱開鍋后,不要立即用手打開水箱蓋。以防發生燙傷事故,更不能立即加入冷卻水,極易造成缸蓋或缸體“炸裂”。也不要立即將發動機熄火,應怠速運轉一段時間,等發動機冷卻水自然降溫后再添加冷卻水。
 
  3、長期不使用的農業機械,應盡量放置車庫。如果放在露天地,應在履帶或輪胎下邊墊上厚木板,以防橡膠件腐蝕、老化。切斷電源,關閉電源總開關。卸掉電瓶負極搭鐵線或將電瓶卸下來通風保管。
 
  4、及時清洗農用機械機上的泥土、雜草。卸下排氣管,清洗里面的污水泥沙。及時清洗發動機外表油污。發動機外部如果油污過厚會影響散熱,給各種零部件故障埋下隱患,用高壓噴射的方法,將不腐蝕機體部件的清洗劑把發動機部件清洗一新。
 
  5、涼身防爆胎。夏天氣溫高,輪胎橡膠易老化,嚴重時會出現爆胎現象。因此拖拉機在行車中要隨時檢查輪胎氣壓,發現輪胎過熱、氣壓過高,應將車停在陰涼處降溫,不可用冷水潑沖,否則會導致途中爆胎。
 
  6、為防止發動機產生過熱現象,保養時,應注意風扇皮帶不能沾機油,以防打滑,皮帶要盡量保持松緊適度。長途行駛途中要注意適時休息,盡量選擇陰涼處,并打開發動機罩通風散熱。當輪胎氣壓因受熱而增加時,應立即停車降溫,不然就有爆胎的危險,特別注意不得用放氣及潑冷水的方法來降低輪胎氣壓和溫度。
 
  另外,保養農機還要做到“三勤”,即手勤、眼勤、耳勤。一般農機具在發生故障之前都會有異常現象,如能做到“三勤”,農機具的各種故障是會及時發現和排除的,從而減少不必要的損失。
 
  本文由農機網整理發布,如有侵權或異議請聯系我們。
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