3-26
User’s Manual
Light noise
Turbine noise.
Replace the ventilator and call your
customer service representative.
Whistling noise or
vibrations
Filter and/or turbine silencer
deteriorated.
Replace the ventilator and call your
customer service representative.
Valve membranes damaged.
Replace the ventilator and call your
customer service representative.
Excessive heat
emitted
Obstruction of main or secondary air
inlets of the casings.
Remove obstructions from all blocked
ventilator air inlets and outlets.
Condensation
inside the device
Liquid entered the device.
Replace the ventilator and call your
customer service representative.
Table 3-3.
Additional Troubleshooting and Corrective Actions (Continued)
Conditions
Possible Causes
Corrective Actions
Summary of Contents for Puritan Bennett 560
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