Graco Geo Blaster GB1200, Operation And Parts

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Operation
12 3A4167C
Setting Up the Equipment
1. Shut the water tank drain valve (Q). Fill tank with
water or connect to water supply.
2. Push E-stop (M) down.
3. Turn selector valve (K) to Off position.
4. Connect blast hose, hose restraints, control hoses
and coupler pins.
5. Connect air supply hose from compressor. Turn on
air compressor.
Air supply requirements:
• GB400 and GB600: minimum,185 cfm;
maximum = 900 cfm
• GB1200: minimum 600 cfm;
maximum = 1600 cfm
6. Ensure safety whip checks are installed on air and
blast hoses.
7. Check air inlet pressure. Minimum pressure = 110
psi; maximum = 150 psi.
8. Push down plunger and lock.
NOTICE
Be sure the tank does not run dry during blasting, as
this will damage the water pump.