Multiquip c-30hdn ユーザーズマニュアル
C-30HDN PUMP — OPERATION AND PARTS MANUAL — REV. #11 (03/29/12) — PAGE 15
C-30HDN PUMP — IMPORTANT HAND SIGNALS
Figure 3. Importand Hand Signals
Figure 3 display's the basic hand signals commonly used in concrete pumping operations.