Lennox GHR26 Series Installation Instructions

HORIZONTAL LEFT HAND DISCHARGE*
Connecthose(redsquare)to POSITIVEsideonpres-
sureswitchandopentaponFRONTofcollectorbox.
Pressure
FLOW
_L_ Connect gray round hose To NEGATIVE side
on pressure switch and open tap on SIDE of
collector box,
_ddelta Pressure Switch
FIGURE 3
HORIZONTAL RIGHT HAND DISCHARGE*
Connecttheredsquarehoseto thePOSITIVEsideon pressure
switchand theopentapon theFRONTof thecollectorbox.
Pressure Collector Box
Switch
on top side
of unit.
AIR FLOW
Connect the gray round hose to the NEGATIVE side ---d
on the pressure switch and SIDE of the collector box.
*Tddelta Pressure Switch
FIGURE 4
DIFFERENTIAL PRESSURE SWITCH: TYPE 1
DIFFERENTIAL PRESSURE SWITCH: TYPE 2
TRIDELTA
(Metal/Plastic Construction)
(Marked With "-"
POSITIVE
PRESSURE
FIGURE 6
COLLECTOR BOX (Down Flow Position)
NEGATIVE PRESSURE CONNECTIONS
(Gray round tubing beginning with -6 models)
f o .no on o
@
\
POSITIVE PRESSURE CONNECTIONS
(Red square tubing beginning with -6 models)
FIGURE 7
MPL
POSITIVE
PRESSURE
(Marked With "P")
FIGURE 5
Page 2

Lennox GHR26 Series Specifications

General

Brand	Lennox
Model	GHR26 Series
Category	Furnace
Language	English