Multiquip LS500 ユーザーズマニュアル
PAGE 14 — MAYCO LS400/LS500 PUMP — OPERATION AND PARTS MANUAL — REV. #6 (09/19/11)
LS400/LS500 PUMP — IMPORTANT HAND SIGNALS
Figure 2. Operation Hand Signals
Figure 2 displays the basic hand signals commonly used in concrete pumping operations.