PROBLEM
Compressor stops
intermittently
Vortex Dual
overheats
Recovery process
too slow
6.0 Service
Vortex Dual uses electrical components recognized by international safety
agencies or components that have been specially designed for this
application.
Do not change any of these components, as it could compromise safety.
All service work must be performed at an INFICON-approved facility to
maintain the safety rating and the warranty.
If defective, do not return Vortex Dual directly to the factory. For technical
assistance or service information, contact INFICON or your wholesaler.
Vortex Dual Operating Manual
CAUSE
1. Vapor pressure of
refrigerant in tank is
close to HP trip point
2. Thermal overload
switch in compressor is
activating
Excessive head
pressure, due to:
1. High ambient
temperature
2. Restricted
discharge hose
3. Air in recovery tank
1. Head pressure is
too high
2. System refrigerant is
frozen
3. Compressor seals are
worn
ACTION
1. Reduce tank
temperature
2. Reduce amount of liquid
being pumped; let machine
cool before proceeding
1. Reduce tank
temperature
2. Check and clear
restriction
3. Bleed air from tank
1. Reduce tank
temperature or change
tanks
2. Interrupt process to allow
ice to dissipate
3. Rebuild compressor with
service kit — contact
wholesaler for assistance
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