MaxPro MPDH1500 Manual De Instrucciones página 10

Sluggish start-up, falling
2
short of running speed
Excessive sparkling during
3
running
Failed to reach rated
4
power
5 Machine superheating
6 Insufficient hammering
7 No hammering
Bounceback (rammer
8
kicks back piston ring)
9 Spare parts list and drawing
D D emolition Hammer MPDH1500 User Manual
Run out of carbon brush
Disconnection between carbon brush
and commutator
Unsmooth running in mechanical part
Motor damage
Low supply voltage
Underpressure in carbon brush spring
Excessive wearout of carbon brush
Ring fire caused by shortcircuit in rotor
winding shortcircuit
Ring fire caused by shortcircuit in
commutator segment
Overvoltage in supply power
Disconnection between carbon brush
and commutator
Electrocircuit overload due to lighting
device, public utility or other electric
appliances
Electromotor overload
Insufficient motor cooling
>
Wearout in piston ring
Oilway blockup due to improper
lubricating oil replacement or excessive
adding lubricating oil
Nonstandard lubricating oil
Oilway blockup due to improper
lubricating oil replacement or excessive
adding lubricating oil
GB
Replace carbon brush
Replace carbon brush
Check mechanical part by repairer
Replace electric motor by repairer
Regulate supply voltage
Replace carbon brush by reparier
Replace carbon brush by reparier
Check or replace rotor by repairer
Check or replace rotor by repairer
Regulate supply voltage
Replace carbon brush
No use of public utility or other electric
appliances on machine-connected
electrocircuit
Overload protection
Dedust air outlet
Replace lubricating oil
Replace piston ring
Clear up residual oil stain inside oilcan,
replace standard lubricating oil with
required quantity
Replace lubricating oil or moderately
draw off lubricating oil
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files on
10