TH55FT-E70 and TH55FT-E90 Petroleum Transmissions Caterpillar


Torque Converter

Usage:

TH55-E70 PCJ




图 1g02780276

表 1
269-8211 变矩器总成的技术规格 
项目  数量  零件  技术规格说明 
12  7B-3235 螺栓  拧紧至扭矩为 120 ± 15 N·m (89 ± 11 lb ft)。 
14  0S-1618 螺栓  拧紧至扭矩为 30 ± 5 N·m (266 ± 44 lb in)。 
1T-1257 弹簧  在试验力下的长度为 17.78 mm (0.70 in)
试验力为 30.74 ± 1.96 N (6.91 ± 0.44 lb)
试验后的自由长度为 27.43 mm (1.080 in)。 
5P-9681 螺栓  拧紧至扭矩为 80 ± 10 N·m (59 ± 7 lb ft)。 
324-6241 接头螺塞  拧紧至扭矩为 140 ± 14 N·m (103 ± 10 lb ft)。 
138-3817 轴承螺母  将 Loctite C5A 铜防咬合剂涂抹在表面和螺纹上。
拧紧至扭矩为 400 ± 50 N·m (295 ± 37 lb ft)。 
138-4538 轴承锁紧垫圈  将轴承螺母 (6) 与垫圈上最近的舌片对齐,将舌片弯进轴承螺母 (6)。 
12  0S-1588 螺栓  拧紧至扭矩为 50 ± 7 N·m (37 ± 5 lb ft)。 
0S-1602 螺栓  拧紧至扭矩为 240 ± 25 N·m (177 ± 18 lb ft)。 
10  12  1T-0720 螺栓  拧紧至扭矩为 50 ± 7 N·m (37 ± 5 lb ft)。 
11  9M-9545 O 形密封圈  用密封的润滑剂稍稍润滑密封件。 
12  四块新摩擦片和三块新盘的厚度为 29.61 ± 0.47 mm (1.166 ± 0.019 in): 
4 336-9318 摩擦片  厚度为 4.83 ± 0.08 mm (0.190 ± 0.003 in)。 
3 1T-1897 盘  厚度为 3.43 ± 0.05 mm (0.135 ± 0.002 in)。 
13  9M-8808 弹簧  在第一个试验力下的长度为 15.52 mm (0.611 in)
第一个试验力为 80.0 ± 2.2 N (18.0 ± 0.5 lb)
在第二个试验力下的长度为 19.89 mm (0.783 in)
第二个试验力为 30.07 ± 1.33 N (6.76 ± 0.30 lb)
试验后的自由长度为 22.53 mm (0.887 in)。 
14  0T-0772 螺栓  拧紧至扭矩为 80 ± 10 N·m (59 ± 7 lb ft)。 
15  10  6K-3771 螺栓  拧紧至扭矩为 80 ± 10 N·m (59 ± 7 lb ft)。 


图 2g02780445
螺栓 (16) 的拧紧顺序

表 2
16  26  1A-1135 螺栓  拧紧至扭矩为 240 ± 25 N·m (177 ± 18 lb ft)
按照以下步骤拧紧螺栓:
1. 按照数字顺序 1-8 拧紧 8 个螺栓。
2. 再按照数字顺序 9 至 34 拧紧全部 26 个螺栓。
3. 交叠起点,以确保所有螺栓都达到所要求的扭矩。 


图 3g02780457
螺栓 (17) 的拧紧顺序

表 3
17  30  1D-4566 螺栓  拧紧至扭矩为 135 ± 15 N·m (100 ± 11 lb ft)
按照以下步骤拧紧螺栓:
1. 按照数字顺序 1-8 拧紧 8 个螺栓。
2. 再按照数字顺序 9 至 38 拧紧全部 30 个螺栓。
3. 交叠起点,以确保所有螺栓都达到所要求的扭矩。 

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