VALCO MELTON D4 Manual page 193

PRESSURE SWITCH INSTALLATION INSTRUCTIONS
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Important
Information
Description
Valco Melton
Warning! Warning! Warning! Read and follow all instructions, warnings, tags, and
Warning! Warning!
labels before operating the equipment. Only qualified
personnel should perform this procedure. USE OF THIS
EQUIPMENT IN A MANNER OTHER THAN
DESCRIBED IN THIS INSTRUCTION SHEET AND
FAILING TO FOLLOW ALL INSTRUCTIONS COULD
RESULT IN PERSONAL INJURY, DEATH, OR
DAMAGE TO EQUIPMENT.
Warning! Warning! Warning! All equipment is to be installed and all connections are
Warning! Warning!
to be made ONLY by qualified personnel. Components
and accessories are to be installed in accordance with
the instructions provided and applicable codes for the
region installed. FAILURE TO FOLLOW THESE
INSTRUCTIONS COULD RESULT IN PERSONAL
INJURY, DEATH, OR DAMAGE TO EQUIPMENT.
WARNING! WARNING! WARNING! WARNING! WARNING! The equipment may still be energized even after the
circuit breaker or main power switch is off.
· All equipment must be properly grounded and fused in
accordance with rate current consumption (refer to the equipment
identification plate)
· Gauge and insulation for power supply must be adequate to
handle rated current consumption.
The pressure switch has a 316 stainless steel housing and are hermetically
sealed. The pressure switches have a set operating range and are provided
below:
Part Number
481XX050
481XX051
481XX052
These pressure switches are to be installed into the back or side of hot-melt
units. The fittings included with this kit are for 9/16" hose ports and 1/4" NPT
gauge ports.
Operating Range (psi)
50-130
160-400
275-850
IS0213
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