Topcon GPT-8001A User Manual

14 DETACH/ATTACH OF TRIBRACH
14-1
14 DETACH/ATTACH OF TRIBRACH
The instrument is easily detached or attached to the tribrach.
• Detachment
1) Loosen the tribrach fixing screw.
2) Loosen the tribrach fixing lever by turning counterclockwise.
3) Lift the instrument straight upwards and off.
• Attachment
1) Coincide the white alignment piece on the lower part of the instrument with the tribrach
alignment groove.
2) Tighten the tribrach fixing lever firmly by turning clockwise.
3) Tighten the tribrach fixing screw.
• Locking the Tribrach Fixing lever
The tribrach fixing lever can be locked from being moved accidentally. This is useful if the upper
instrument section is not being detached very often. Simply tighten the securing screw on the fixing
lever with the accessory screw driver.
Alignment piece
Tr ib ra ch a lignment groove

Topcon GPT-8001A Specifications

General

Brand	Topcon
Model	GPT-8001A
Category	Measuring Instruments
Language	English