SeeTech iH-110 Series Service Manual page 12

iH-110 Series Service Manual
5) MODULE REAR COVER is assembled with 4 pcs of SEM'S BOLT.
6) Remove 4 pcs of SEM'S BOLT as below.
7) When you want to assemble LOWER REAR COVER and MODULE REAR COVER,
reassemble in reverse order of disassembly.
Hitachi Terminal Solutions Korea Co., Ltd. 12