故障三：螺杆旋转困难，运行时泵内产生不正常的机械摩擦声，甚至发生螺杆"咬死"现象
1、泵内滑动轴承或螺杆螺旋段内的间隙中卡有介质
清除杂质，并检查过滤器是否损坏，必要时修理甚至更换磨损零件
2、螺杆螺旋面已经损坏
更换磨损的螺杆
3、滚动轴承配合松动或已磨损造成主动螺杆和螺杆衬套的同轴度超差或无法正常运转
更换轴承
4、推力轴承磨损
检查进入推力轴承的油路是否被垫片或杂质堵塞，清除或清除进入推力轴承的杂质，更换磨损的推力轴承
5、螺杆衬套与泵体的配合松动或位置发生变动
重新装配，调整好位置
6、联轴器与主动螺杆的同轴度超差
调整好同轴度
HSNH系列三螺杆泵常规型号：
HSNH40-38 HSNH40-46 HSNH40-54 HSNH80-36 HSNH80-42
HSNH80-46 HSNH80-54 HSNHnbsp; HSNHnbsp; HSNH120-51
HSNHnbsp; HSNHnbsp; HSNHnbsp; HSNHnbsp; HSNH280-43
HSNHnbsp; HSNHnbsp; HSNHnbsp; HSNHnbsp; HSNH440-52
HSNHnbsp; HSNHnbsp; HSNHnbsp; HSNHnbsp; HSNH660-51
HSNHnbsp; HSNHnbsp; HSNHnbsp; HSNHnbsp; HSNHnbsp;
HSNHnbsp; HSNHnbsp;HSNHnbsp;HSNHnbsp;HSNH
HSNHnbsp;HSNHnbsp;HSNHnbsp;HSNHnbsp;HSNHnbsp;
HSNHnbsp;HSNHnbsp;HSNHnbsp;HSNHnbsp;HSNHnbsp;
HSNHnbsp;HSNHnbsp;HSNHnbsp;HSNH
HSN80系列三螺杆泵型号
HSNH80-36
HSNH80-36N
HSNH80-36Z
HSNH80-36W1
HSNH80-36NZ
HSNH80-36W1Z
HSNH80-42
HSNH80-42N
HSNH80-42Z
HSNH80-42W1
HSNH80-42NZ
HSNH80-42W1Z
HSNH80-46
HSNH80-46N
HSNH80-46Z
HSNH80-46W1
HSNH80-46NZ
HSNH80-46W1Z
HSNH80-54
HSNH80-54N
HSNH80-54Z
HSNH80-54W1
HSNH80-54NZ
HSNH80-54W1Z
---
HSNS80-36
HSNS80-36N
HSNS80-36Z
HSNS80-36W1
HSNS80-36NZ
HSNS80-36W1Z
HSNS80-42
HSNS80-42N
HSNS80-42Z
HSNS80-42W1
HSNS80-42NZ
HSNS80-42W1Z
HSNS80-46
HSNS80-46N
HSNS80-46Z
HSNS80-46W1
HSNS80-46NZ
HSNS80-46W1Z
HSNS80-54
HSNS80-54N
HSNS80-54Z
HSNS80-54W1
HSNS80-54NZ
HSNS80-54W1Z
---
HSNF80-36
HSNF80-36N
HSNF80-36Z
HSNF80-36W1
HSNF80-36NZ
HSNF80-36W1Z
HSNF80-42
HSNF80-42N
HSNF80-42Z
HSNF80-42W1
HSNF80-42NZ
HSNF80-42W1Z
HSNF80-46
HSNF80-46N
HSNF80-46Z
HSNF80-46W1
HSNF80-46NZ
HSNF80-46W1Z
HSNF80-54
HSNF80-54N
HSNF80-54Z
HSNF80-54W1
HSNF80-54NZ
HSNF80-54W1Z
