Hach LT 200 Manuel De L'utilisateur page 6

Figure 1 Front view
1 Protective cover 3 Display
2 Right heating 4 Keys
block
6 English
Section 3 Installation
3.1 Install the protective covers
Refer to the illustrated steps that follow.
5 Left heating block
W A R N I N G
Shock and Burn Hazard. The protective cover must be
installed to prevent personal injury. The protective cover
prevents burns and power cord contact with the heating
block.