Condensate Drain - Lennox 2PGE13 series Installation Instructions Manual

Condensate Drain
ThePGE/SG package unitis equipped witha 3/4"FPT
coupling f orcondensate l ineconnection. Plumbing m ust
conform to local c odes. U sea sealing compound o nmale
pipethreads.
The condensate drain line must be properly trapped
and routed to a suitable drain. See Figure 5 for proper
drain arrangement. The drain line must pitch to an open
drain or pump to prevent clogging of the line. Seal around
the drain connection with suitable material to prevent air
leakage into the return air system.
Typical Condensate Drain Connection
Unit /_ Drain Connection
1.00" Min.
,, 3oo:,
' Max. '_
Positive Liquid Seal Required _
Figure 5
Ductwork
Ductwork should be designed and sized according to the
methods in Manual Q of the Air Conditioning Contractors
of America (ACCA).
A closed return duct system shall be used. This shall not
preclude use of economizers or outdoor fresh air intake. It
is recommended that supply and return duct connections
at the unit be made with flexible joints.
The supply and return air duct systems should be de-
signed for the CFM and static requirements of the job.
They should not be sized by matching the dimensions
of the duct connections on the unit.
Outdoor ductwork must be insulated and waterproofed.
Equipment is shipped for side ductwork connection. The
unit can be converted to bottom ductwork connection by
removing the duct covers located over the bottom duct
openings and placing these covers over the side duct
openings (see Figure 6).
To remove the bottom duct cover over supply opening:
1. Remove screw on cover nearest side opening.
2. Lift end of cover slightly and push to slide back screw/
pin free from duct flange.
3. Slide duct cover out the side duct opening.
Removing Bottom Duct Covers
®
1. Remove screw and lift.
2. Slide cover to free back pin.
(b
Base_ J
Figure 6
Filters
Air filters are to be used with this heating/cooling unit.
Filters are not factory supplied in the unit. However, a filter
frame accessory is available from the manufacturer that
allows filters to be installed within the unit. if the filter
frame accessory is not used, a filter must be installed in
the duct work by the installer. Filters must always be
installed ahead of the evaporator coil and must be kept
clean or replaced. Dirty filters will reduce the airflow of the
unit. Filters should be sized in accordance with Table 2.
Gas Supply and Piping
Refer to the furnace rating plate to make sure the furnace
is equipped to burn the gas supplied (natural or propane).
See LPG/Propane Units, Tanks, and Piping on page 7
for more information on converting to propane gas.
Gas supply piping should be installed in accordance with
local codes and the regulations of the utility. In the ab-
sence of local codes, the latest edition of the National Fuel
Gas Code ANSI Z223.1 (in the U.S.), orthe Natural Gas
and Propane installation Codes CAN/CGA B149.1 &
Page 6 # 48111 B005