793B Off-Highway Truck Air System and Brakes Caterpillar


Brake Cooling Pressure - Check

Usage:

793B 1HL

表 1
所需工具    
零件号     说明     数量    
3J-1907     O 形密封圈     2    
177-7862     软管组件     4    
6V-3965     接头组件     2    
6V-4143     连接器     8    
8T-0853     压力表 (
0 至 400 千帕 (0 至 58 磅/平方英寸))    
4    



    图 1g00297394

    (2) 后轮制动器冷却油测压接头




    图 2g00297395

    (3) 前轮制动器冷却油测压接头的位置。

  1. 在制动器冷却油进油口处放置一个 8T-0853 压力表 (0 至 400 千帕 (0 至 58 磅/平方英寸))。 使用后轮上的测压接头 (2) 。 在前轮的位置 (3) 处安装一个 6V-3965 螺纹接头 。

  1. 确保油温介于 79°C (175°F) 和 93°C (200°F) 之间。

  1. 在低怠速下运转发动机。 压力表上显示的压力不能低于 14 千帕 (2 磅/平方英寸)。

  1. 以高怠速运转发动机。 压力表上显示的压力不能高于 172 千帕 (25 磅/平方英寸)。

    注: 如果超出此压力范围,将会导致密封件损坏。

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