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5 TRIAL OPERATION(after checking TROUBLESHOOTING
GUIDE.)
5.1. HAMMER/DRILL
Confirm the action when setting the H/D handle to HAMMER mode.
Rotation with hammering when the drill bit touches something like stone, and power.
It is OK, if it takes about 7-10 seconds by 20kgf to hole (
12.5X40) on the concrete (pressure strength 240kgf/cm
2
).
Confirm the action when setting the H/D handle to DRILL mode.
No hammering when the drill bit touches iron plate.
5.2. SPEED CONTROL
Change the rotation speed from 0-950 rpm in proportion to the amount of pushing level on switch trigger.
5.3. REVERSING LEVER
Confirm the action with setting the reversing lever to FORWARD or REVERSE.
5.4. ASSEMBLY
Confirm pressing the lead wires between ribs, tightening screws firmly and replacing the new gasket and screws for the gear
box block.
8
EY6813-U1