Pilot Spacer Installation

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 Figure5.19.

Figure 5.19 — Invert Pump Assembly 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

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. Item Name 1 Pump head 2 Pilot spacer 3 Low pressure transfer O-Ring 4 Piston