MaxPro MPDH1500, Руководство пользователя

Страница: 6 / 36

6 7 GB GB
not become damaged and/or wet with oil or water.
4. Inspecting the carbon brushes.
The motor employs carbon brushes that are consumable parts; since an excessively worn carbon brush
could result in motor trouble, replace the carbon brush. Wear limiter (6) No of carbon brush (7).
Always keep carbon brushes clean and ensure that they slide freely within the brush holders.
Replacement steps
The carbon brush can be removed by removing the cap cover (9), cap rubber and brush cap in that order at
the interior
To replace carbon brush reverse order of removal
INSTALLING BITS
Never hold the chuck body with one hand and use the chisel power to the chisel body to loosen or
tighten bits. You may severely injure your hand.
ENVIRONMENT
Do not dispose of electric tools, accessories and packaging together with household waste material
- in observance of European Directive 2002/96/EC on waste of electric and electronic equipment and its
implementation in accordance with national law, electric tools that have reached the end of their life must
be collected separately and returned to an environmentally compatible recycling facility.
TROUBLE SHOOTING
Fault Symptom Possible Cause Troubleshooting
Out of service Disconnection between plug and
power socket
Put plug in power socket
shortcircuit in power supply Repair and reconnection
At switch-off Switch on
Loose switching contact Replace switchboard by repairer
Burnout of stator or rotor coil Replace stator or rotor by repairer
Wearout of carbon brush Replace carbon brush
Stator wiring disconnection Reconnection by repairer
Disconnection between carbon
brush and commutator
Replace carbon brush
Sluggish start-up, falling
short of running speed
Unsmooth running in mechanical
part
Check mechanical part by repairer
Low supply voltage Regulate supply voltage
Motor damage Replace electric motor by repairer
Excessive sparkling during
running
Underpressure in carbon brush
spring
Replace carbon brush by reparier
Excessive wearout of carbon brush Replace carbon brush by reparier
Overvoltage in supply power
Regulate supply voltage
Disconnection between carbon
brush and commutator
Replace carbon brush
Ring fire caused by shortcircuit in
rotor winding shortcircuit
Check or replace rotor by repairer
Ring fire caused by shortcircuit in
commutator segment
Check or replace rotor by repairer
Failed to reach rated power Electrocircuit overload due to
lighting device, public utility or
other electric appliances
No use of public utility or other electric
appliances on machine-connected
electrocircuit
Machine superheating Electromotor overload Overload protection
Insufficient motor cooling Dedust air outlet
No hammering Oilway blockup due to improper
lubricating oil replacement or
excessive adding lubricating oil
Clear up residual oil stain inside oilcan,
replace standard lubricating oil with
required quantity
Nonstandard lubricating oil
Bounceback (rammer kicks
back piston ring)
Oilway blockup due to improper
lubricating oil replacement or
excessive adding lubricating oil
Replace lubricating oil or moderately draw
off lubricating oil
Spare parts list and drawing Please download files on www.maxpro-tools.com