MARUZEN KOGYO BH221, Руководство по эксплуатации

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11. When frequently attach and detach to the power source, hydraulic
oil will decrease accordingly. Always make sure the hydraulic oil
level before operating and refill if necessary.
12. After the operation, use tool to push up the piston.
Immediately STOP the power source if the breaker does not stop after
releasing the control lever. Ask Maruzen dealer for repair and
service before the next operation.
OPERATIONS
CAUTION
2. Connect the other side of extension
hose
②
to the power source
③
1. Connect hydraulic breaker’s standard
hose
①
and extension hose
②