RLX PNEUMATIC AND RLX ELECTRIC CONTROL HANDLE
Page 3
© 2009 CLEMCO INDUSTRIES CORP.
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www.clemcoindustries.com
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Manual No. 10574
2.1
Band the control handle to the blast hose close
to the nozzle holder, using the two nylon ties provided.
Once the control is firmly attached, clip the tie ends so
they will not snag the operator's clothing or interfere with
the operation of the control handle.
2.2 Pneumatic
Controls
WARNING
Electric remote controls (electro-pneumatic) are
recommended when the nozzle and remote
control handle are farther than 100 feet from the
blast machine. Pressure loss of pneumatic
systems over longer distances increases
actuation time, which prevents fast, safe
operation. Contact your Clemco Distributor for
information on converting to electric controls.
2.2.1
Attach the 50-foot twinline hose to the two
adaptor fittings on the control handle. Either side of the
hose can be attached to either fitting.
2.2.2
Working from the control handle back, band or
tape the twinline hose to the blast hose every four to six
feet, and as close to the couplings as possible.
2.3 Electric
Controls
WARNING
The maximum recommended total length of
control cord is 300 feet. Distances greater than
300 feet will offer too much electrical
resistance, and may cause the controls to
malfunction. If an application requires greater
distance, we suggest that appropriate cord with
larger gauge wire be provided by the user.
2.3.1
Wrap the whip cord from the electric control
handle loosely around the blast hose as shown in Figure
2, and then connect it to the control cord. The cord must
have ample slack and wrapped as described. Too little
slack will cause excessive strain on the cord and may
pull the wires out of the connectors or switch when the
hose is curved, or pulled.
CAUTION
Provide enough slack at all cord connections to
prevent the cord from pulling out of the
connectors when the blast hose is pulled or
dragged. Band the cord to the blast hose on both
sides of all connections.
Figure
2
2.3.2
Working from the control handle back, band the
cord to the blast hose every 4 to 6 feet, and on both sides
of each cord connection.
3.0 OPERATION
3.1 Set-Up
3.1.1
Set up the blast machine and remote controls as
instructed in the corresponding manuals.
WARNING
Do not operate this equipment before reading
the instruction manuals for all equipment.
3.2 Daily
Check
3.2.1
With the air off, before beginning blasting
3.2.1.1
Make sure that the handle lever will not seal the
vent on pneumatic controls, or will not engage the switch
on electric controls, unless the safety lever lock is pulled
down.
3.2.1.2
Make sure that the control handle lever and
lever lock return to the "up" position when the handle is
released.
3.2.1.3
Both the handle lever and safety lever lock must
move freely with no drag or binding.
Band
Wrap the cord once, loosely
around the hose and band
both sides of each connection.