Power Pack Service; Rc Unit Sevice - Husqvarna WS440HF Workshop Manual

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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�
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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
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