Lochinvar Power-Fin Designer's Manual page 14

Designer's Guide / Power-fin Water Heater
CATEGORY IV VENTING – "M9" FIRING CODE
SIDEWALL VENT WITH COMBUSTION AIR FROM EQUIPMENT ROOM.
The flue outlet terminates out the sidewall. The combustion air is drawn
naturally from the equipment room.
The Category IV Power-fin with a model number that features the M9 (Modulating Fire) Firing
Code will be factory trimmed for Category IV vent connection in the following dimensions. The
table also includes the kit part numbers for the sidewall exhaust caps which must be used.
MODEL
PFN0502PM-M9
PFN0752PM-M9
PFN1002PM-M9
PFN1302PM-M9
PFN1501PM-M9
PFN1701PM-M9
PFN2001PM-M9
The main component in Sidewall Vent Kit is the Sidewall Exhaust Cap.
BULLET POINTS
Category IV vent material is required, such as
AL29-4C.
All vent joints and seams must be sealed gastight
and may not be common vented.
The vent must have a condensate drain
with provisions to properly collect and dispose of
any condensate that may occur in the vent pipe.
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 equipment room by
means defined in Chapter 1 of this designer's
guide.
Maximum distance - 50 equivalent feet of vent.
CAT IV VENT CONNECTION
4"
5"
6"
8"
6"
7"
8"
14
LOCHINVAR CORPORATION
300 MADDOX SIMPSON PKWY
LEBANON, TN 37090
www.lochinvar.com
SVK KIT NUMBER
SVK3069
SVK3070
SVK3018
SVK3068
SVK3018
SVK3019
SVK3068