Piston Housing Removal - Briggs & Stratton CE8070 Troubleshooting Manual

Portable Pressure Washer Familiarization and Troubleshooting Guide
Section 4 • Small Frame Electric Pump

Piston Housing Removal

Refer to Figure 4.4 for this procedure.
Figure 4.4 — Piston Housing
Item Name
1 Piston housing
2 Piston
3 Pilot spacer
4 Check valve o-ring
5 Shuttle valve o-ring
Before disassembling the piston assembly, do the following:
1. Remove the three (3) pilot spacers (item 3). These will
just slide off.
2. Remove the three (3) check valve o-rings (item 4).
3. Remove the shuttle valve o-ring (item 5).
WARNING:
stored energy when separating the piston housing
from the motor. Remove these bolts slowly and
evenly.
4. Using a 5mm wrench, gradually loosen each of the three
(3) M6-1.0 x 20 bolts that hold the motor to the piston
housing, as seen in Figure 4.5.
Figure 4.5 — Motor Removal
Item Name
1 Electric motor
2 SHCS, M6-1.0 x 20mm
3 Piston housing
NOTE:
Piston housing is full of gear oil. Take care
to handle the fluid safely.
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There may be up to 50 pounds of