3 Close the water inlet valve upstream from
the machine and disconnect the water inlet
pipe using a 21 mm wrench and a 17 mm
wrench for the outlet hose of the pump.
4 Unscrew the metal clamp that secures the
displacement pump coupled to the engine,
and then remove it.
5 Loosen the fittings with a 20 mm wrench
and adapt them to the new pump, using the
Teflon tape to gasket the parts.
7.3
REMOVAL OF THE PUMP
If the pump needs to be removed it is necessary to:
1 Remove the left cover panel and the front.
2 Completely loosen the pressure control
wheel.
Edition 01 of 08/2017
7.5
SERVICE MANUAL
Fig. 192
Fig. 193
Fig. 191
Fig. 190
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