J&M 220 Operating And Maintenance Manual page 12

MODEL 220
HYDRAULIC
IMPACT HAMMER
I. GENERAL INFORMATION
B. MAJOR COMPONENTS (CONTINUED)
CONTROL PANEL
CONTROL PENDANT
175 POWER UNIT
FIG 1
I-4
SHEAVE
LIFTING BALE
HYD ACTUATOR ASM
GUIDE STRUCTURE
TRIP BAR
HOSES
RAM
DRIVE CAP
INSERT