7
7
Power Pack Service
Overall check for damaged/loose parts and
adjust or replace as nessesary�
Check continuity of the earth wiring through
out the machine�
Condition of the remote control�
Clean the connectors, contacts and pins with
a rag or brush�
Listen for abnormal noises�
Conduct a functional test�
Change the screen protection on the remote
control�
Inspect the aeration diaphragm and change
it if damaged or worn, on both PP and saw
head�
Open the box sides and check inside for
coolant leakage, concrete dust etc�
Clean the filter on the incoming cooling
water connection�
RC Unit Sevice
Overall check that connectors and contacts
are clean�
Change the screen protection on the remote
control�
27
27
SERVICE AND MAINTENANCE
SERVICE AND MAINTENANCE
SERVICE AND MAINTENANCE
SERVICE AND MAINTENANCE
When it
comes in to
the workshop
When it
comes in to
the workshop
100h
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
100h
X
X
X
200h
Page
X
X
X
X
X
X
X
X
Service 100h (p� 28)
Opening the PP 490 (p�
X
124)
X
Water Valve (p� 142)
200h
Page
X
X
7
7
27
27