DeVillbiss Air Power Company D21684 Low Pressure Operation, OPERATING PROCEDURES contd, Hi-Low

OPERATING PROCEDURES (cont'd)

Low Pressure Operation: Multi-Reg (Low Pressure Setting)

(to siphon chemicals/soaps)

NOTE: Use only soaps and chemicals designed for pressure washer use. Do not use bleach.

1.Connect chemical hose to the pump by one of the following methods:

a.Press the chemical hose onto the barb fitting located near the high pressure hose connec- tion- see illustration A.

Illustration A

b.Place chemical hose with fitting into chemicalinjector (black elbow)-see illustration B.

Illustration B

2.Place chemical hose filter into desired chemical. Place the wand/lance into low pressure by one of the following methods.

Multi-Reg — Push nozzle forward for low pressure— Figure 12.

Hi-Low — Turn knob counter clockwise until it stops—Figure 13.

Dual Lance — Turn black handle grip counter clock- wise until it stops—Figure 14.

Quick Connect – Change to the soap nozzle for low pressure.The soap nozzle can be identified as having the larger hole in the nozzle. The soap nozzle is to be used for drawing all chemicals and soaps-Figure 15.

3.After use of chemical, siphon clean water through chemical hose. Chemicals which remain in the pump can damage and/or clog the pressure valves and chemical injector assembly. Damage to the pump due to this will not be covered under warranty.

Figure 12

Hi-Low

Figure 13

Dual Lance

Figure 14

Quick Connect with Soap Nozzle for

Low Pressure

Larger Hole

Figure 15

13 — ENG