Relief Valve (Rear Brake Oil Cooler) - Test and Adjust
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图 1 | g00502953 |
后制动油冷却器安全阀测试端口的位置 |
- 从测试端口上卸下螺塞。 在测试端口中安装一个 2P-8421 O 形环适配器 。
- 将 6V-3965 螺纹接头 安装到适配器上。 将软管连接至螺纹接头。
- 在软管上安装一个 8T-0854 压力表 (0 至 1000 千帕 (0 至 145 磅/平方英寸))。
- 将举升操纵杆移至 HOLD 位置,并起动发动机。
- 查看压力表。 最大压力读数应为 790 ± 20 千帕 (115 ± 3 磅/平方英寸).
- 根据需要,调整填隙片 (5) 的数量,以获得正确的安全阀压力设定值。 请勿调整填隙片 (6) 。
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表 1 填隙片与安全阀压力设定值调整幅度     零件号     厚度     压力变化量     8B-4624    
0.81 毫米 (0.032 英寸)    
30 千帕 (4 磅/平方英寸)    8B-4624    
0.81 毫米 (0.032 英寸)    请勿调整。    
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图 2 | g00283757 |
后制动油冷却器安全阀 (5) 8B-4624 填隙片 (6) 8B-4624 填隙片 |
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