Clemco SCW-2048 - Daily Set-Up; Operation

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5.3 Daily set-up
Not necessary if an initial installation or reinstallation was performed (see section 5.2).
(1) Air supply.
Start compressor and bring it up to operating temperature
(5 to 10min.).
(2) Put on protective equipment.
− Abrasive-resistant clothing.
− Airfed helmet with connection to breathing air supply (air
filter) and adjustment of air volume with an air control valve
attached to belt.
− Leather gloves and safety shoes.
− Ear protection.
(3) Check moisture separator,
remote control and remove
moisture from blast machine.
− Open petcock on remote control valve RMS-2000A or
RMM-50A.
− Open choke valve.
− Open abrasive metering valve fully.
− Open air valve of compressor.
− Close petcock on remote control valve RMS 2000A or
RMM 50A while depressing deadman handle.
− A few minutes hold deadman handle depressed (pop-
up
valve closes and air comes out of nozzle).
− Adjust drain of moisture separator, so
that a constant stream
of liquid and air is expelled under pressure.
−
Depressurize blast machine (release deadman handle or
open petcock of remote control valve).
5.4 Operation
(1) Load abrasive into blast
machine.
− Close abrasive metering valve.
− Open petcock of remote control valve RMS-2000A or
RMM-50A.
− Pour abrasive into concave head of pot (filling port).
(2) Blasting.
− Close petcock of remote control valve.
− Point nozzle to surface being blasted and depress deadman
handle to start blasting.
− Adjust choke valve.
− Open abrasive metering valve for proper air/abrasive blend.
− Blast until pot is nearly emptied of abrasive (
do not blast
until pot is completely empty because of higher wear).
− Proceed with (1).