Manitowoc GROVE GMK7450 Maintenance Manual page 195

7.18.6
Protective agent,
tools
Prerequisites
Checking
Processing
instructions
Maintenance manual
GMK7450
Renewing the corrosion protection
Protective agent
Corrosion protection
– Spray gun with spray extension.
– Brush.
– Protective clothing, protective goggles.
– The undercarriage of the truck crane must be thoroughly cleaned.
– The truck crane must be raised on outriggers or parked over an inspection
pit.
– The engine must not be running and must be secured against unauthor-
à
ised use; P. 2 - 3.
At the factory, the underside of the carrier was sprayed with corrosion pro-
tection for the first time.
The corrosion protection is solvent-free and is water soluble while being
sprayed on. A transparent, waxy, protective film is formed after a drying
time of one hour.
•
Check the condition of the original protective film.
•
If required, remove any rust and touch up the paintwork before you spray
on a new protective film.
•
Observe the processing instructions for corrosion protection:
– Working temperature: above10 °C (50 °F).
– Removability before drying: with water.
– Removability before drying: with test petrol.
– Drying time: 1 hour.
3 302 577 en
Maintenance work on the carrier
7.18 Other maintenance work
M 12
GROVE part no.
03140192
s
7 - 123