JRC NTG337-EL0 Instruction Manual page 106

After inserting the guide pin of the WT into the guide hole, presses the WT to the plate.
While you are pressing the WT, you must be tightening the four M5 screws. (Figure 6-16)
Tightening torque：265 N･cm
ＷＴ Ｅ Ｌ２
Ｉ Ｃ： ７６８Ｂ −ＮＴＧ ３３ ７注５
Ｍ ＯＤ Ｅ Ｌ： Ｎ ＴＧ − ３３ ７注 ２ Ｒ
Ｅ Ｔ Ｈ Ｅ Ｒ
2) H(orizontal) polarization
When using H polarization, the guide pin of the WT should be rotated to the right and inserted into the H
guide hole of the plate. (Figure 6-17& Figure 6-18)
Figure 6-17
Plate
M5 screws
Figure 6-16
Guide pin
6-83
Plate
H guide hole
Figure 6-18