Lochinvar Power-Fin Designer's Manual page 20

Designer's Guide / Power-fin Water Heater
CATEGORY I VENTING – "F9" OR "B9" FIRING CODE
VERTICAL VENT WITH COMBUSTION AIR FROM THE SIDEWALL
(DirectAire).
The flue outlet terminates on the rooftop. The combustion air is ducted to
the appliance from outdoors through the sidewall.
BULLET POINTS
Category I double wall "B" vent is required.
The sidewall exhaust cap must be provided by Lochinvar. See table below for kit part
numbers. All other vent material for this configuration will be obtained locally.
The air is delivered to the appliance via a separate duct. The air intake material can be
PVC, CPVC or ABS, galvanized steel pipe, double wall "B" vent, etc.
A field supplied barometric damper is optional on Power-fin 0502-1302-F9.
A field supplied barometric damper MUST be installed on Power-fin 1501-2001-B9.
Maximum distance - 50 equivalent feet of air intake.
The Category I Power-fin with a model number that features the F9 or B9 Firing Code will be
factory trimmed for Category I vent and air inlet connections in the following dimensions. The
table also includes the kit part numbers for the sidewall air intake caps which must be used.
MODEL
PFN0502PM-F9
PFN0752PM-F9
PFN1002PM-F9
PFN1302PM-F9
PFN1501PM-B9
PFN1701PM-B9
PFN2001PM-B9
The main component in Sidewall Air Intake Kit is the Sidewall Air Intake Cap.
CAT I VENT CONNECTION
7"
9"
10"
12"
12"
14"
14"
AIR INLET CONNECTION
5"
5"
6"
6"
6"
7"
8"
20
LOCHINVAR CORPORATION
300 MADDOX SIMPSON PKWY
LEBANON, TN 37090
www.lochinvar.com
SAK KIT NUMBER
SAK3003
SAK3003
SAK3004
SAK3004
SAK3004
SAK3005
SAK3006