15
PROBLEM CAUSE ACTION
UNIT OVERHEATS
Excessive head pressure
due to:
• High ambient temperature
• Restricted discharge hose
• Air in recovery cylinder
• Fan not turning
• Reduce cylinder temperature
• Check & clear restriction
• Bleed air from cylinder
• Factory service required
RECOVERY PROCESS TOO
SLOW
• Head pressure too high
• System refrigerant iced up
• Compressor seals are worn
• Inlet lter blocked
• Reduce cylinder temperature
or change cylinders
• Heat up or wait
• Interrupt process to allow ice
to dissipate
• Factory service required
• Remove lter and clean/
replace cone screen
XTRULTRA-2 A5 safety-operation-manual.indd 15 01/02/2018 15:42
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