Cleaning And Maintenence; Environment; Trouble Shooting - MaxPro PROFESSIONAL MPRH1200/38V Bedienungsanleitung

angle then rotate the Mode selector to the Hammer setting.
5. Check that the bit is secured in place. It should not be able to be pulled out of the Chuck.
Chisel Operation
1. Adjust the Auxiliary Handle as needed.
2. Plug in the Power Cord.
3. Squeeze and hold the Trigger to turn on the Rotary Hammer.
4. Allow the Rotary Hammer to reach full speed before contacting the work surface.
5. When finished, to prevent accidents, release the Trigger and disconnect its power supply after use. Pull
back on the Chuck then remove the bit from the Chuck. Clean, then store the tool indoors out of children's
reach.
CLEANING AND MAINTANCE
Maintenance and Servicing
! Procedures not specifically explained in this manual must be performed only by a qualified technician.
WARNING
TO PREVENT SERIOUS INJURY FROM ACCIDENTAL OPERATION:
Release the Trigger and unplug the tool from its electrical outlet before performing any inspection,
maintenance, or cleaning procedures.
TO PREVENT SERIOUS INJURY FROM TOOL FAILURE:
Do not use damaged equipment. If abnormal noise or vibration occurs, have the problem corrected before
further use.
Cleaning, Maintenance, and Lubrication
1. BEFORE EACH USE, inspect the general condition of the tool. Check for loose hardware, misalignment or
binding of moving parts, cracked or broken parts, damaged electrical wiring, and any other condition that
may affect its safe operation.
2. Monthly, open the Grease Port, clean out old grease, and replace with new grease.
3. AFTER USE, wipe external surfaces of the tool with clean cloth.
4. Lubricate the bit shank with grease each time before installing to maintain the life of the internal
mechanism.
5. WARNING! If the supply cord of this power tool is damaged, it must be replaced only by a qualified
service technician.
NOTICE: Warranty void if grease maintenance (internal and bit shank) is not followed.

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
Out of service Disconnection between plug and
power socket
shortcircuit in power supply
At switch-off
Loose switching contact
Burnout of stator or rotor coil
Wearout of carbon brush
Stator wiring disconnection
Disconnection between carbon
brush and commutator
6
Troubleshooting
Put plug in power socket
Repair and reconnection
Switch on
Replace switchboard by repairer
Replace stator or rotor by repairer
Replace carbon brush by repairer
Reconnection by repairer
Replace carbon brush
GB
Sluggish start-up, falling Unsmooth running in mechanical
short of running speed part
Low supply voltage
Burnout of switch contact
Excessive sparkling during Underpressure in carbon brush
running spring
Excessive wearout of carbon brush Replace carbon brush by reparier
Overvoltage in supply power
Disconnection between carbon
brush and commutator
Ring fire caused by shortcircuit in
rotor winding shortcircuit
Ring fire caused by shortcircuit in
commutator segment
Failed to reach rated power Electrocircuit overload due to
lighting device, public utility or
other electric appliances
Machine superheating Electromotor overload
Excessive blunt drilling bit
Insufficient lubricating oil or greasy
lubricating oil in reduction gearbox
Insufficient motor cooling
Gear shifting failure Shifting fork or bearing damaged
Failure of mechanical shock Air cylinder or teleflex damaged
motion
Wearout of O-shape coil
Piston fracture or insufficient
lubricating oil
Chock liner gets stuck
Disconnected running of spline
shaft or swinging bearing by
repairer
Piston connecting rod fracture
No motion of drilling bit Rotor tooth fracture
during motor running
Gear wheel fracture
Clutch gear slippage
Spare parts list and drawing Please download files on www.maxpro-tools.com
Check mechanical part by repairer
Regulate supply voltage
Replace switchboard by repairer
Replace carbon brush by reparier
Regulate supply voltage
Replace carbon brush
Check or replace rotor by repairer
Check or replace rotor by repairer
No use of public utility or other electric
appliances on machine-connected
electrocircuit
Overload protection
Replace drilling bit
Replenish or replace lubricating oil by
repairer
Dedust air outlet
Check and replace shifting fork or bearing
by repairer
Check and replace air cylinder or teleflex
by repairer
Replace O-shape coil by repairer
Replace piston or replenish lubricating oil
by repairer
Repair chock liner by repairer
Replace spine shaft or swinging bearing
by repairer
Replace piston connecting rod by repairer
Replace rotor by repairer
Replace gear wheel by repairer
Replace clutch gear by repairer
GB 7