Portable Pressure Washer Familiarization and Troubleshooting Guide Section 5 • Small Frame Gas Pump
Pilot Spacer Installation 1. Grasp the complete pump assembly with both hands and turn it over onto the three (3) engine adapter ‘legs’, as shown in Figure 5.19.
3. Install the three (3) low pressure transfer O-Rings around the inlet openings on the piston housing, as seen in Figure 5.20. Figure 5.20 — Install Pilot Spacers/O-Rings
Figure 5.19 — Invert Pump Assembly
2. Carefully lift the pump head from the pump and slide the three (3) pilot spacers over the pistons, which will be protruding from the piston housing.
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Item
Name
1
Pump head
2
Pilot spacer
3
Low pressure transfer O-Ring
4
Piston
