Graco LineLazer IV 250SPS, Руководство по ремонту

Страница: 20 / 54

Hydraulic Motor Replacement
20 3A2593C Repair
Hydraulic Motor
Replacement
Removal
1. Perform Pressure Relief Procedure , page 10.
2. Remove Paint Pump , page 19.
3. Disconnect fitting (108) above ball valve (109).
NOTE: Oil will spill out of hoses. Have rags and
waste pail nearby.
4. Disconnect hose (111) and fitting (193) from fitting
(196).
5. Disconnect pump counter (112) with 2 screws (113).
6. Remove four mounting bolts (116) from hydraulic
motor and remove motor from sprayer.
Installation
1. Install hydraulic motor with four mounting bolts
(116).
2. Install pump counter (112) with two screws (113).
3. Connect hose (111) and fitting (193) to fitting (196).
4. Connect fitting (108) above ball valve (109).
5. Install Paint Pump , page 19.
6. Purge hydraulic system, page 13.
This equipment stays pressurized until pressure is
manually relieved. To help prevent serious injury
from pressurized fluid, such as skin injection,
splashing fluid and moving parts, follow the Pressure
Relief Procedure when you stop spraying and before
cleaning, checking, or servicing the equipment.
NOTICE
Use a screwdriver to lift pump piston up to gain
access to mounting bolts and avoid contact with pis-
ton. Contact with pump mounting bolts can scratch
and damage the pump piston.
NOTICE
Use a screwdriver to lift pump piston up to gain
access to mounting bolts and avoid contact with pis-
ton. Contact with pump mounting bolts can scratch
and damage the pump piston.
111
112
113
193
ti19688a
116
110
109
108
196