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Model 100: Top Valve |
Model 200: Trigger |
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To Install:
Connect air inlet to air hose with standard ¼" pipe thread
coupling or with a quick coupler, use ½" hose to assure
the proper volume of air to the washer, connect water inlet to standard
water hose of good quality with standard hose type coupler.
To Operate:
Air valve trigger controls air volume, open water adjustment (tube)
with at least two complete turns of tube, for a fine mist close water
adjustment to desired spray, the effective force for removing heavy
soil is at a distance of 3 feet or less from the surface to be cleaned.
To Service:
Clean the air jet "A" of your Hydro-Air washer periodically,
to do this remove both the number 1. large nut and number 2. nozzle
tube, and clean out small air outlet through air jet with a piece of
wire and reverse compressed air through the jet.
S-31 Siphoning Attachment
With the siphoning unit connected in place of the water line,
detergents, degreasers, paint strippers, etc. are entrained in
the air stream and will penetrate directly to the surface being
treated without prior treatment. Rinsing is quickly accomplished
by reconnecting the water line, and the job is finished in only
two steps.
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Slip-On Rubber Grips
Both models of the Hydro-Air Washer come with slip-on rubber
grips to insulate hands during hot water use.
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F-41 Flushing Adapter
Rubber adapter fits virtually all automobile radiators and many
commercial heat exchangers. Delivers a high-power cleaning force
to thoroughly remove rust and scale.
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Air Valve Knob
The adjustable air valve knob lets you preset and maintain optimum
cleaning force every time.
Adjustment Nozzle
Rotate nozzle to adjust water volume. Nozzle regulates and shuts
off water.
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Trigger Air Valve
The squeeze-trigger air valve operates through a full range of
pressures up to 250 psi. This lets you instantly match the cleaning
force to the task.
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N-21 Nozzle Extension
The nozzle extension set includes a 9" semi-rigid plastic
tube or reaching around and under protruding parts when cleaning
or degreasing, and a 9" tube with an offset spray tip for
use between closely aligned surfaces.
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Parts List
1. Large nut with seals
2. Nozzle (tube) with venturi
3. Gun handle with hose washer
4. Air valve assembly (DM 100)
5. Complete rubber seal replacement kit
6. Air trigger valve complete (DM 200)
7. 1 Set rubber handle and nozzle grip
* Complete accessory packages available.
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THE HYDRO-AIR uses approx. 3½ cu. ft. of air per
minute, varying of course with air pressure uses, and less than 3½
gallons of water per minute with 70 lbs. water pressure.
Air Connection:
Standard ¼´ pipe thread. 3/8" air hose.
Water Connection:
Standard hose thread. For best results use ¾ water pipe and ½"
air line. Connect the Hydro-Air washer with 5/8" water hose and
3/8" air host, for best results.
Recommended Air Pressure:
For simple cleaning - 75 lbs. or more. When heavier blasting forces
are needed use 150-200 lbs.

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