9668-D Heinrich Hertz Drive, San Diego, CA 92154
PH: 619-946-1224
This publication contain the installation, operation
and maintenance procedures for standard units of
the Romlair Model RPV gravity ventilators
Romla Ventilator Company catalog RPV-89 pro-
vides additional information describing the equip-
ment, performance, available accessories and
specification data.
For additional safety information, refer to AMCA
publication 410-96, Safety Practices for Users
and Installers of Industrial and Commercial Fans.
All the publications listed above can be obtained
from Romla Ventilator Company by phoning 619-
946-1224; by Fax 619-946-1227
RECEIVING AND INSPECTION
Carefully inspect the unit for any damage and
shortage immediately upon receipt of the unit and
record on the Delivery Receipt any visible sign of
damage.
HANDLING
Lift the unit by the base or shipping carton. Never
lift by the tiers.
OVERSIZED UNITS
Very little field assembly is required on multi-
section units. See page 2 for instruction details.
STORAGE
If the unit is stored for any length of time prior to
installation, store it in its original shipping crate and
protect it from dust debris and the weather.
FILTERS-OPTIONAL
The filters are mounted vertically behind the
louver sides. For access to the filters simply
remove or slide back the RPV hood top. This is
done by unfastening the hood hold down clips
Slide the filters up and out of the filter channels.
Be sure to reinstall all top cap fasteners upon
re-assembly.
READ AND SAVE THESE INSTRUCTIONS
INSTALLATION AND MAINTENANCE INSTRUCTIONS
MODEL RPV
PENTHOUSE GRAVITY VENTILATOR
Filter inspection and cleaning intervals can vary
from once a week to twice per year depending on
contaiminant present and acceptable pressure
drops across the filter. Under most conditions
filters may be cleaned with hot water and a mild
soap solution (such as dish washing liquid) or
steam. Some caustic cleaners will damage the
filters.
High pressure spray washers should be limited to
2000 psi operating pressure. Every attempt should
be made to remove the contaminants from the
filter in a "backwash" flow. Once the filter is dry,
it may be returned to the appropriate filter facks
in the same orientation (airflow direction) as they
were removed.
MAINTENANCE
Establish a definite schedule per the manu-
factuerers recommendation for inspecting any
accessory filters or damper units that may
have been installed with the ventilator.
Inspect the ventilator yearly for any debris that
may obstruct airflow. Check exterior surfaces
for dust and grease. To assure proper
operation, remove any dust and grease from the
RPV surfaces.
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