3
Gear unit structure
Basic structure of helical-worm gear units
Assembly and Operating Instructions – Gear unit series R..7, F..7, K..7, K..9, S..7, SPIROPLAN
®
W
16
3.6
Basic structure of helical-worm gear units
[131]
[39] [137]
[507]
[506]
[37]
[5]
[43]
[30]
[9]
[12]
[520]
[519]
[518]
[11]
[6]
[7]
[25]
[88]
[89]
[59]
[523]
[522]
[521]
[19]
[2]
[59]
[102]
[101]
[59]
[20]
[22]
[1]
[100]
[61]
9007199274045195
[1]
Pinion
[20] Breather valve
[88]
Retaining ring
[518] Shim
[2]
Gear
[22] Gear unit housing
[89]
Closing cap
[519] Shim
[5]
Worm
[25] Rolling bearing
[100] Inspection cover
[520] Shim
[6]
Worm gear
[30] Rolling bearing
[101] Hex head screw
[521] Shim
[7]
Output shaft
[37] Rolling bearing
[102] Gasket
[522] Shim
[9]
Oil seal
[39] Retaining ring
[131] Closing cap
[523] Shim
[11] Rolling bearing
[43] Key
[137] Supporting ring
[12] Retaining ring
[59] Screw plug
[506] Shim
[19] Key
[61] Retaining ring
[507] Shim
21932786/EN – 05/2015