OPERATION & MAINTENANCE MANUAL SWE18UF
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5. After installing a longer work attachment, the work range will become larger. Operator should pay attention
to estimate the distance correctly to avoid collision. Thus, a certain distance should be maintained with the
objects within the area.
9.3 HYDRAULIC HAMMER BREAKER
1. Different models of Excavator is installed with different types of hydraulic hammer breaker, before
mounting hydraulic hammer breaker, please consult Sunward to confirm the mountable model.
9.3.1 Main Use of Hydraulic Hammer Breaker
a) Stone crush
b) Demolition of building
c) Road construction
9.3.2 Control of Hydraulic Hammer Breaker
Switchover of unidirectional circuit and two-way circuit is as below:
Remove front seal plate under the seat, turn the rotary knob as shown in below figure to ON position for
unidirectional circuit, and turn it to OFF position for two-way circuit.
Breaking is controlled by the left pedal of travel lever.
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